OmniAb, Inc. (OABI)

Data as of Aug 3, 2026, from SEC Form 4 filings.

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Latest OABI insider trades

Matthew W. Foehr - Officer
Open-market sale$29K
Apr 7, 2026
Kurt A. Gustafson - Officer
Open-market sale

About OmniAb, Inc. (OABI)

OmniAb, Inc. files with the SEC under CIK 0001846253 and is classified as commercial physical and biological research. We track it alongside the rest of the Health Care sector.

Sector: Health Care

SEC filings for OABI on EDGAR

OABI Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Grant or award	1	800,000

Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.

OABI insider transactions (Form 4)

32 Form 4 filings on record, the earliest from Nov 1, 2024, newest first. Filing history page 1 of 2.

Date	Insider	Transaction	Security	Shares	Price	Value
Aug 1, 2026	Amechi Ekeke Nwachuku - Officer	Grant or award	Stock Option (right to buy)	800,000	$0.00	-
Jun 17, 2026	Carolyn R. Bertozzi - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Carolyn R. Bertozzi - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	Carolyn R. Bertozzi - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Jun 17, 2026	Carolyn R. Bertozzi - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Jun 17, 2026	Jennifer R. Cochran - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	Jennifer R. Cochran - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Jun 17, 2026	Jennifer R. Cochran - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Jennifer R. Cochran - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Jun 17, 2026	Steven C. Crouse - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Steven C. Crouse - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	Steven C. Crouse - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Jun 17, 2026	Steven C. Crouse - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Jun 17, 2026	Philip J. Gotwals - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Philip J. Gotwals - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Philip J. Gotwals - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	Philip J. Gotwals - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Jun 17, 2026	John L. Higgins - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	John L. Higgins - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	John L. Higgins - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Jun 17, 2026	John L. Higgins - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Jun 17, 2026	Steven Love - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Steven Love - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2026	Steven Love - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
Jun 17, 2026	Steven Love - Director	Option exercise	Common Stock	20,000^{footnote F1}	-^{footnote F2}	-
Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Apr 21, 2026	Philip J. Gotwals - Director	Option exercise	Common Stock	13,333^{footnote F1}	-^{footnote F2}	-
Apr 21, 2026	Philip J. Gotwals - Director	Option exercise	Restricted Stock Units	13,333	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning April 21, 2026, subject to the Reporting Person's continued service to the Issuer through each such vesting date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Apr 21, 2026	Steven C. Crouse - Director	Option exercise	Common Stock	13,333^{footnote F1}	-^{footnote F2}	-
Apr 21, 2026	Steven C. Crouse - Director	Option exercise	Restricted Stock Units	13,333	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning April 21, 2026, subject to the Reporting Person's continued service to the Issuer through each such vesting date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Apr 7, 2026	Matthew W. Foehr - Officer	Option exercise	Common Stock	36,459^{footnote F1}	$0.00^{footnote F2}	-
Apr 7, 2026	Matthew W. Foehr - Officer	Open-market sale	Common Stock	19,244^{footnote F3}	$1.49^{footnote F4}	$29K
Apr 7, 2026	Matthew W. Foehr - Officer	Option exercise	Restricted Stock Units	36,459	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Apr 7, 2026	Kurt A. Gustafson - Officer	Option exercise	Common Stock	13,542^{footnote F1}	$0.00^{footnote F2}	-
Apr 7, 2026	Kurt A. Gustafson - Officer	Open-market sale	Common Stock	6,913^{footnote F4}	$1.49^{footnote F5}	$10K
Apr 7, 2026	Kurt A. Gustafson - Officer	Option exercise	Restricted Stock Units	13,542	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F4 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Apr 7, 2026	Charles S. Berkman - Officer	Option exercise	Common Stock	13,542^{footnote F1}	$0.00^{footnote F2}	-
Apr 7, 2026	Charles S. Berkman - Officer	Open-market sale	Common Stock	7,157^{footnote F3}	$1.49^{footnote F4}	$11K
Apr 7, 2026	Charles S. Berkman - Officer	Option exercise	Restricted Stock Units	13,542	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 18, 2026	Charles S. Berkman - Officer	Option exercise	Common Stock	18,750^{footnote F1}	$0.00^{footnote F2}	-
Feb 18, 2026	Charles S. Berkman - Officer	Open-market sale	Common Stock	9,673^{footnote F3}	$1.71^{footnote F4}	$17K
Feb 18, 2026	Charles S. Berkman - Officer	Option exercise	Restricted Stock Units	18,750	$0.00	-
Feb 18, 2026	Charles S. Berkman - Officer	Grant or award	Restricted Stock Units	60,000	$0.00	-
Feb 18, 2026	Charles S. Berkman - Officer	Grant or award	Stock Option	600,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 18, 2026	Kurt A. Gustafson - Officer	Option exercise	Common Stock	18,750^{footnote F1}	$0.00^{footnote F2}	-
Feb 18, 2026	Kurt A. Gustafson - Officer	Open-market sale	Common Stock	9,301^{footnote F3}	$1.71^{footnote F4}	$16K
Feb 18, 2026	Kurt A. Gustafson - Officer	Option exercise	Restricted Stock Units	18,750	$0.00	-
Feb 18, 2026	Kurt A. Gustafson - Officer	Grant or award	Restricted Stock Units	60,000	$0.00	-
Feb 18, 2026	Kurt A. Gustafson - Officer	Grant or award	Stock Option	600,000	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026 Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 18, 2026	Matthew W. Foehr - Officer	Option exercise	Common Stock	58,333^{footnote F1}	-^{footnote F2}	-
Feb 18, 2026	Matthew W. Foehr - Officer	Open-market sale	Common Stock	30,843^{footnote F3}	$1.71^{footnote F4}	$53K
Feb 18, 2026	Matthew W. Foehr - Officer	Option exercise	Restricted Stock Units	58,333	$0.00	-
Feb 18, 2026	Matthew W. Foehr - Officer	Grant or award	Restricted Stock Units	156,250	$0.00	-
Feb 18, 2026	Matthew W. Foehr - Officer	Grant or award	Stock Option	1,562,500	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 16, 2026	Matthew W. Foehr - Officer	Option exercise	Common Stock	36,458^{footnote F1}	$0.00^{footnote F2}	-
Feb 17, 2026	Matthew W. Foehr - Officer	Open-market sale	Common Stock	20,754^{footnote F3}	$1.70^{footnote F4}	$35K
Feb 16, 2026	Matthew W. Foehr - Officer	Option exercise	Restricted Stock Units	36,458	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 16, 2026	Kurt A. Gustafson - Officer	Option exercise	Common Stock	13,542^{footnote F1}	$0.00^{footnote F2}	-
Feb 17, 2026	Kurt A. Gustafson - Officer	Open-market sale	Common Stock	6,828^{footnote F3}	$1.70^{footnote F4}	$12K
Feb 16, 2026	Kurt A. Gustafson - Officer	Option exercise	Restricted Stock Units	13,542	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Feb 16, 2026	Charles S. Berkman - Officer	Option exercise	Common Stock	13,542^{footnote F1}	$0.00	-
Feb 17, 2026	Charles S. Berkman - Officer	Open-market sale	Common Stock	6,990^{footnote F3}	$1.70^{footnote F4}	$12K
Feb 16, 2026	Charles S. Berkman - Officer	Option exercise	Restricted Stock Units	13,542	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025. Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Jan 30, 2026	John L. Higgins - Director	Option exercise	Common Stock	13,172^{footnote F1}	-^{footnote F2}	-
Jan 30, 2026	John L. Higgins - Director	Option exercise	Restricted Stock Units	13,172	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning January 30th, 2024, subject to the Reporting Person's continued service to the Issuer through each such vesting date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Nov 7, 2025	John L. Higgins - Director	Open-market purchase	Common Stock	41,038	$1.38^{footnote F2}	$57K
Nov 6, 2025	John L. Higgins - Director	Open-market purchase	Common Stock	36,223	$1.41^{footnote F1}	$51K
Footnote F1 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.38 to $1.45. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.33 to $1.39. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Nov 1, 2025	Carolyn R. Bertozzi - Director	Option exercise	Common Stock	17,769^{footnote F1}	-^{footnote F2}	-
Nov 1, 2025	Carolyn R. Bertozzi - Director	Option exercise	Restricted Stock Units	17,769	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning November 1st, 2023, subject to the Reporting Person's continued service to the Issuer through each such vesting date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Nov 1, 2025	Steven Love - Director	Option exercise	Common Stock	13,333^{footnote F1}	-^{footnote F2}	-
Nov 1, 2025	Steven Love - Director	Option exercise	Restricted Stock Units	13,333	$0.00	-
Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning November 1st, 2024, subject to the Reporting Person's continued service to the Issuer through each such vesting date. Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Aug 26, 2025	Matthew W. Foehr - Officer	Grant or award	Common Stock	540,540	$1.85	$1.00M
Jun 17, 2025	John L. Higgins - Director	Option exercise	Common Stock	20,000	-	-
Jun 17, 2025	John L. Higgins - Director	Option exercise	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2025	John L. Higgins - Director	Grant or award	Restricted Stock Units	20,000	$0.00	-
Jun 17, 2025	John L. Higgins - Director	Grant or award	Stock Option (right to buy)	40,000	$0.00	-
May 12, 2025	John L. Higgins - Director	Open-market purchase	Common Stock	65,000	$1.44	$94K
Apr 7, 2025	Matthew W. Foehr - Officer	Option exercise	Common Stock	36,458	$0.00	-
Apr 7, 2025	Matthew W. Foehr - Officer	Open-market sale	Common Stock	19,382	$2.00	$39K
Apr 7, 2025	Matthew W. Foehr - Officer	Option exercise	Restricted Stock Units	36,458	$0.00	-
Dec 7, 2024	Kurt A. Gustafson - Officer	Option exercise	Common Stock	46,501	-	-
Dec 9, 2024	Kurt A. Gustafson - Officer	Open-market sale	Common Stock	23,871	$4.13	$99K
Dec 7, 2024	Kurt A. Gustafson - Officer	Option exercise	Restricted Stock Units	46,501	$0.00	-
Dec 7, 2024	Charles S. Berkman - Officer	Option exercise	Common Stock	15,621	-	-
Dec 9, 2024	Charles S. Berkman - Officer	Open-market sale	Common Stock	8,022	$4.13	$33K
Dec 7, 2024	Charles S. Berkman - Officer	Option exercise	Restricted Stock Units	15,621	$0.00	-
Dec 7, 2024	Matthew W. Foehr - Officer	Option exercise	Common Stock	26,555	-	-
Dec 9, 2024	Matthew W. Foehr - Officer	Open-market sale	Common Stock	13,634	$4.13	$56K
Dec 7, 2024	Matthew W. Foehr - Officer	Option exercise	Restricted Stock Units	26,555	$0.00	-
Nov 25, 2024	Matthew W. Foehr - Officer	Option exercise	Common Stock	31,074	$3.68	$114K
Nov 25, 2024	Matthew W. Foehr - Officer	Option exercise	Common Stock	68,360	$3.75	$256K
Nov 25, 2024	Matthew W. Foehr - Officer	Option exercise	Stock Option (right to buy)	31,074	$0.00	-
Nov 25, 2024	Matthew W. Foehr - Officer	Option exercise	Stock Option (right to buy)	68,360	$0.00	-

Recent OABI Form 8-K filings

Read OABI company news

Aug 6, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

Jul 13, 2026Item 5.02

Read the filing on SEC EDGAR

Jun 18, 2026Item 5.07

Read the filing on SEC EDGAR

May 7, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

OABI insider trading FAQ

What is the latest insider trade for OABI?

OmniAb, Inc. (OABI) had 1 insider filing in the last 90 days, with the most recent on 2026-08-03. The full record for OABI runs to 32 Form 4 filings, the earliest from 2024-11-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying OABI stock?

No insider purchases of OABI were filed in the last 90 days. 3 purchases are on record for this company.

How many insiders are selling OABI stock?

No insider sales of OABI were filed in the last 90 days. 13 sales are on record for this company.

Where can I see OABI SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects OABI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Health Care companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Aug 3, 2026 - Amechi Ekeke Nwachuku view on EDGAR
Jun 18, 2026 - Carolyn R. Bertozzi view on EDGAR
Jun 18, 2026 - Jennifer R. Cochran view on EDGAR
Jun 18, 2026 - Steven C. Crouse view on EDGAR
Jun 18, 2026 - Philip J. Gotwals view on EDGAR
Jun 18, 2026 - John L. Higgins view on EDGAR
Jun 18, 2026 - Steven Love view on EDGAR
Apr 21, 2026 - Philip J. Gotwals view on EDGAR
Apr 21, 2026 - Steven C. Crouse view on EDGAR

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Learn more

What the Form 4 transaction codes mean: Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
Insider activity in Health Care: Where OABI's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

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Form 4 transaction type

Transactions

Total value

Grant or award

800,000

Date

Insider

Transaction

Security

Price

Value

Aug 1, 2026

Amechi Ekeke Nwachuku - Officer

Grant or award

Stock Option (right to buy)

800,000

$0.00

Jun 17, 2026

Carolyn R. Bertozzi - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Carolyn R. Bertozzi - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

Carolyn R. Bertozzi - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Jun 17, 2026

Carolyn R. Bertozzi - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Jun 17, 2026

Jennifer R. Cochran - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

Jennifer R. Cochran - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Jun 17, 2026

Jennifer R. Cochran - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Jennifer R. Cochran - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Jun 17, 2026

Steven C. Crouse - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Steven C. Crouse - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

Steven C. Crouse - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Jun 17, 2026

Steven C. Crouse - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Jun 17, 2026

Philip J. Gotwals - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Philip J. Gotwals - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Philip J. Gotwals - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

Philip J. Gotwals - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Jun 17, 2026

John L. Higgins - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

John L. Higgins - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

John L. Higgins - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Jun 17, 2026

John L. Higgins - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Jun 17, 2026

Steven Love - Director

Option exercise

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Steven Love - Director

Grant or award

Restricted Stock Units

20,000

$0.00

Jun 17, 2026

Steven Love - Director

Grant or award

Stock Option (right to buy)

40,000

$0.00

Jun 17, 2026

Steven Love - Director

Option exercise

Common Stock

20,000^{footnote F1}

-^{footnote F2}

Footnote F1 (shares): Represents the vesting of an RSU granted on June 17, 2025, which occurs on the earlier of (A) the date of the next annual meeting of the Company's stockholders following the grant date and (B) the first anniversary of the grant date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Apr 21, 2026

Philip J. Gotwals - Director

Option exercise

Common Stock

13,333^{footnote F1}

-^{footnote F2}

Apr 21, 2026

Philip J. Gotwals - Director

Option exercise

Restricted Stock Units

13,333

$0.00

Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning April 21, 2026, subject to the Reporting Person's continued service to the Issuer through each such vesting date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Apr 21, 2026

Steven C. Crouse - Director

Option exercise

Common Stock

13,333^{footnote F1}

-^{footnote F2}

Apr 21, 2026

Steven C. Crouse - Director

Option exercise

Restricted Stock Units

13,333

$0.00

Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning April 21, 2026, subject to the Reporting Person's continued service to the Issuer through each such vesting date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Apr 7, 2026

Matthew W. Foehr - Officer

Option exercise

Common Stock

36,459^{footnote F1}

$0.00^{footnote F2}

Apr 7, 2026

Matthew W. Foehr - Officer

Open-market sale

Common Stock

19,244^{footnote F3}

$1.49^{footnote F4}

$29K

Apr 7, 2026

Matthew W. Foehr - Officer

Option exercise

Restricted Stock Units

36,459

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Apr 7, 2026

Kurt A. Gustafson - Officer

Option exercise

Common Stock

13,542^{footnote F1}

$0.00^{footnote F2}

Apr 7, 2026

Kurt A. Gustafson - Officer

Open-market sale

Common Stock

6,913^{footnote F4}

$1.49^{footnote F5}

$10K

Apr 7, 2026

Kurt A. Gustafson - Officer

Option exercise

Restricted Stock Units

13,542

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F4 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F5 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Apr 7, 2026

Charles S. Berkman - Officer

Option exercise

Common Stock

13,542^{footnote F1}

$0.00^{footnote F2}

Apr 7, 2026

Charles S. Berkman - Officer

Open-market sale

Common Stock

7,157^{footnote F3}

$1.49^{footnote F4}

$11K

Apr 7, 2026

Charles S. Berkman - Officer

Option exercise

Restricted Stock Units

13,542

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on April 7, 2024.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.46 to $1.53. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 18, 2026

Charles S. Berkman - Officer

Option exercise

Common Stock

18,750^{footnote F1}

$0.00^{footnote F2}

Feb 18, 2026

Charles S. Berkman - Officer

Open-market sale

Common Stock

9,673^{footnote F3}

$1.71^{footnote F4}

$17K

Feb 18, 2026

Charles S. Berkman - Officer

Option exercise

Restricted Stock Units

18,750

$0.00

Feb 18, 2026

Charles S. Berkman - Officer

Grant or award

Restricted Stock Units

60,000

$0.00

Feb 18, 2026

Charles S. Berkman - Officer

Grant or award

Stock Option

600,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 18, 2026

Kurt A. Gustafson - Officer

Option exercise

Common Stock

18,750^{footnote F1}

$0.00^{footnote F2}

Feb 18, 2026

Kurt A. Gustafson - Officer

Open-market sale

Common Stock

9,301^{footnote F3}

$1.71^{footnote F4}

$16K

Feb 18, 2026

Kurt A. Gustafson - Officer

Option exercise

Restricted Stock Units

18,750

$0.00

Feb 18, 2026

Kurt A. Gustafson - Officer

Grant or award

Restricted Stock Units

60,000

$0.00

Feb 18, 2026

Kurt A. Gustafson - Officer

Grant or award

Stock Option

600,000

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 18, 2026

Matthew W. Foehr - Officer

Option exercise

Common Stock

58,333^{footnote F1}

-^{footnote F2}

Feb 18, 2026

Matthew W. Foehr - Officer

Open-market sale

Common Stock

30,843^{footnote F3}

$1.71^{footnote F4}

$53K

Feb 18, 2026

Matthew W. Foehr - Officer

Option exercise

Restricted Stock Units

58,333

$0.00

Feb 18, 2026

Matthew W. Foehr - Officer

Grant or award

Restricted Stock Units

156,250

$0.00

Feb 18, 2026

Matthew W. Foehr - Officer

Grant or award

Stock Option

1,562,500

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 18, 2026.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.73. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 16, 2026

Matthew W. Foehr - Officer

Option exercise

Common Stock

36,458^{footnote F1}

$0.00^{footnote F2}

Feb 17, 2026

Matthew W. Foehr - Officer

Open-market sale

Common Stock

20,754^{footnote F3}

$1.70^{footnote F4}

$35K

Feb 16, 2026

Matthew W. Foehr - Officer

Option exercise

Restricted Stock Units

36,458

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 16, 2026

Kurt A. Gustafson - Officer

Option exercise

Common Stock

13,542^{footnote F1}

$0.00^{footnote F2}

Feb 17, 2026

Kurt A. Gustafson - Officer

Open-market sale

Common Stock

6,828^{footnote F3}

$1.70^{footnote F4}

$12K

Feb 16, 2026

Kurt A. Gustafson - Officer

Option exercise

Restricted Stock Units

13,542

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Feb 16, 2026

Charles S. Berkman - Officer

Option exercise

Common Stock

13,542^{footnote F1}

$0.00

Feb 17, 2026

Charles S. Berkman - Officer

Open-market sale

Common Stock

6,990^{footnote F3}

$1.70^{footnote F4}

$12K

Feb 16, 2026

Charles S. Berkman - Officer

Option exercise

Restricted Stock Units

13,542

$0.00

Footnote F1 (shares): Represents the vesting of an RSU grant which occurs in three substantially equal annual installments beginning on February 16, 2025.
Footnote F3 (shares): Represents the number of shares required to be sold by the reporting person to cover tax withholding obligations in connection with the vesting of RSUs. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax… Full note on SEC EDGAR
Footnote F4 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.68 to $1.79. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Jan 30, 2026

John L. Higgins - Director

Option exercise

Common Stock

13,172^{footnote F1}

-^{footnote F2}

Jan 30, 2026

John L. Higgins - Director

Option exercise

Restricted Stock Units

13,172

$0.00

Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning January 30th, 2024, subject to the Reporting Person's continued service to the Issuer through each such vesting date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Nov 7, 2025

John L. Higgins - Director

Open-market purchase

Common Stock

41,038

$1.38^{footnote F2}

$57K

Nov 6, 2025

John L. Higgins - Director

Open-market purchase

Common Stock

36,223

$1.41^{footnote F1}

$51K

Footnote F1 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.38 to $1.45. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $1.33 to $1.39. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and… Full note on SEC EDGAR

Nov 1, 2025

Carolyn R. Bertozzi - Director

Option exercise

Common Stock

17,769^{footnote F1}

-^{footnote F2}

Nov 1, 2025

Carolyn R. Bertozzi - Director

Option exercise

Restricted Stock Units

17,769

$0.00

Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning November 1st, 2023, subject to the Reporting Person's continued service to the Issuer through each such vesting date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Nov 1, 2025

Steven Love - Director

Option exercise

Common Stock

13,333^{footnote F1}

-^{footnote F2}

Nov 1, 2025

Steven Love - Director

Option exercise

Restricted Stock Units

13,333

$0.00

Footnote F1 (shares): Represents the vesting of an RSU which occurs in three substantially equal annual installments, beginning November 1st, 2024, subject to the Reporting Person's continued service to the Issuer through each such vesting date.
Footnote F2 (price): Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.

Aug 26, 2025

Matthew W. Foehr - Officer

Grant or award

Common Stock

540,540

$1.85

$1.00M

Jun 17, 2025

John L. Higgins - Director

Option exercise

Common Stock

20,000