AAON, INC. (AAON)

Data as of Sep 16, 2026, from SEC Form 4 filings.

Net insider buying (90d)Watch AAON

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Latest AAON insider trades

David Raymond Stewart - Director
Open-market purchase$75K
Sep 15, 2026
Matthew Shaub - Officer
Open-market purchase

About AAON, INC. (AAON)

AAON, INC. is an SEC registrant, filing under CIK 0000824142, classified as air-cond and warm air heatg equip and comm and indl refrig equip. It is grouped with Industrials companies on this site.

Sector: Industrials

SEC filings for AAON on EDGAR

AAON Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market purchase	2	1,457	$110K
Grant or award	2	2,568
Bona-fide gift	1	100,000

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.

AAON insider transactions (Form 4)

74 Form 4 filings on record, the earliest from Oct 15, 2024, newest first. Filing history page 1 of 3.

Date	Insider	Transaction	Security	Shares	Price	Value
Sep 15, 2026	David Raymond Stewart - Director	Open-market purchase	Common Stock, par value $.004	1,000	$74.66	$75K
Sep 1, 2026	Norman H. Asbjornson - Director	Gift	Common Stock, par value $.004	100,000^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents a bona fide gift of shares of common stock from the shareholder's revocable trust to a charitable organization.
Sep 1, 2026	Patrick John Jermain - Director	Grant or award	Common Stock, par value $.004	1,284^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting over a 1-year period from the grant date.
Sep 1, 2026	Robert L. Buttermore - Director	Grant or award	Common Stock, par value $.004	1,284^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting over a 1-year period from the grant date.
Aug 28, 2026	Matthew Shaub - Officer	Open-market purchase	Common Stock, par value $.004	457	$76.42	$35K
Jun 2, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	4,230	$143.42^{footnote F1}	$607K
Footnote F1 (price): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.
May 29, 2026	Gary D. Fields - Director	Open-market sale	Common Stock, par value $.004	19,000	$140.20^{footnote F1}	$2.66M
Footnote F1 (price): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.
May 29, 2026	Norman H. Asbjornson - Director	Gift	Common Stock, par value $.004	101,441	$0.00	-
May 29, 2026	Norman H. Asbjornson - Director	Gift	Common Stock, par value $.004	88,000	$0.00	-
May 26, 2026	Gordon Douglas Wichman - Officer	Option exercise	Common Stock, par value $.004	3,000	$27.58	$83K
May 26, 2026	Gordon Douglas Wichman - Officer	Option exercise	Stock Option (Right to Buy)	3,000	$27.58	$83K
May 26, 2026	Gordon Douglas Wichman - Officer	Open-market sale	Common Stock, par value $.004	3,000	$140.39^{footnote F1}	$421K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $140.35 to $140.77. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
May 26, 2026	Gary D. Fields - Director	Option exercise	Common Stock, par value $.004	21,173	$48.91	$1.04M
May 26, 2026	Gary D. Fields - Director	Option exercise	Stock Option (Right to Buy)	21,173	$48.91	$1.04M
May 26, 2026	Gary D. Fields - Director	Open-market sale	Common Stock, par value $.004	21,173	$140.34^{footnote F1}	$2.97M
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $140.08 to $140.82. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Apr 20, 2026	Chung Kin Cheung - Officer	Grant or award	Common Stock, par value $.004	15,507	$0.00^{footnote F1}	-
Footnote F1 (price): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.
May 14, 2026	Casey Kidwell - Officer	Option exercise	Common Stock, par value $.004	2,084	$79.73	$166K
May 14, 2026	Casey Kidwell - Officer	Option exercise	Common Stock, par value $.004	1,069	$82.39	$88K
May 14, 2026	Casey Kidwell - Officer	Option exercise	Stock Option (Right to Buy)	2,084	$79.73	$166K
May 14, 2026	Casey Kidwell - Officer	Option exercise	Stock Option (Right to Buy)	1,069	$82.39	$88K
May 14, 2026	Casey Kidwell - Officer	Open-market sale	Common Stock, par value $.004	2,084	$138.30^{footnote F1}	$288K
May 14, 2026	Casey Kidwell - Officer	Open-market sale	Common Stock, par value $.004	1,069	$138.31^{footnote F2}	$148K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $138.30 to $138.54. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR Footnote F2 (price): Shares sold at an exact price. A breakdown is not applicable.
May 12, 2026	Norman H. Asbjornson - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests on the first anniversary of the date of the grant.
May 13, 2026	Matthew Joseph Tobolski - Officer	Tax withholding / forfeiture	Common Stock, par value $.004	467^{footnote F1}	$135.37	$63K
May 13, 2026	Matthew Joseph Tobolski - Officer	Open-market sale	Common Stock, par value $.004	8,000^{footnote F1}	$135.37	$1.08M
Footnote F1 (shares): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.
May 13, 2026	Gary D. Fields - Director	Option exercise	Common Stock, par value $.004	19,081	$36.13	$689K
May 13, 2026	Gary D. Fields - Director	Option exercise	Stock Option (Right to Buy)	19,081	$36.13	$689K
May 13, 2026	Gary D. Fields - Director	Open-market sale	Common Stock, par value $.004	19,081	$137.60^{footnote F1}	$2.63M
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $134.02 to $139.24. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
May 12, 2026	Bruce Ware - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over two years (the duration of the director's remaining term).
May 12, 2026	David Raymond Stewart - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).
May 12, 2026	A. H. McElroy II - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over two years (the duration of the director's remaining term).
May 12, 2026	Stephen O. Leclair - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).
May 12, 2026	Caron A. Lawhorn - Director	Grant or award	Common Stock	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).
May 12, 2026	Angela Kouplen - Director	Grant or award	Common Stock, par value $.004	1,290^{footnote F1}	$0.00	-
Footnote F1 (shares): Restricted Stock Grant, vesting one year from the date of the award (the duration of the director's remaining term).
May 12, 2026	Gary D. Fields - Director	Option exercise	Common Stock, par value $.004	26,018	$48.91	$1.27M
May 12, 2026	Gary D. Fields - Director	Option exercise	Common Stock, par value $.004	5,253	$31.69	$166K
May 12, 2026	Gary D. Fields - Director	Option exercise	Stock Option (Right to Buy)	5,253	$31.69	$166K
May 12, 2026	Gary D. Fields - Director	Option exercise	Stock Option (Right to Buy)	26,018	$48.91	$1.27M
May 12, 2026	Gary D. Fields - Director	Open-market sale	Common Stock, par value $.004	26,018	$134.07^{footnote F1}	$3.49M
May 12, 2026	Gary D. Fields - Director	Open-market sale	Common Stock, par value $.004	5,253	$134.05^{footnote F2}	$704K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $134.00 to $137.36. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $134.00 to $136.87. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
May 7, 2026	Rebecca Thompson - Officer	Option exercise	Common Stock, par value $.004	9,672	$29.48	$285K
May 7, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	9,672	$136.59^{footnote F1}	$1.32M
May 7, 2026	Rebecca Thompson - Officer	Option exercise	Stock Option (Right to Buy)	9,672	$29.48	$285K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $125.73 to $148.88. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Apr 27, 2026	Rebecca Thompson - Officer	Option exercise	Common Stock, par value $.004	400	$29.48	$12K
Apr 27, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	400	$100.27^{footnote F1}	$40K
Apr 27, 2026	Rebecca Thompson - Officer	Option exercise	Stock Option (Right to Buy)	400	$29.48	$12K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.07 to $100.36. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Apr 24, 2026	Rebecca Thompson - Officer	Option exercise	Common Stock, par value $.004	21,914	$29.48	$646K
Apr 24, 2026	Rebecca Thompson - Officer	Option exercise	Stock Option (Right to Buy)	21,914	$29.48	$646K
Apr 24, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	21,914	$100.21^{footnote F1}	$2.20M
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $101.72. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Apr 23, 2026	Rebecca Thompson - Officer	Option exercise	Common Stock, par value $.004	7,292	$29.48	$215K
Apr 23, 2026	Rebecca Thompson - Officer	Option exercise	Stock Option (Right to Buy)	7,292	$29.48	$215K
Apr 23, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	7,292	$100.10^{footnote F1}	$730K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.25. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Apr 21, 2026	Rebecca Thompson - Officer	Option exercise	Common Stock, par value $.004	2,287	$29.48	$67K
Apr 21, 2026	Rebecca Thompson - Officer	Option exercise	Stock Option (Right to Buy)	2,287	$29.48	$67K
Apr 21, 2026	Rebecca Thompson - Officer	Open-market sale	Common Stock, par value $.004	2,287	$100.11^{footnote F1}	$229K
Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.22. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Mar 11, 2026	Gordon Douglas Wichman - Officer	Grant or award	Common Stock, par value $.004	924^{footnote F1}	$0.00	-
Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.
Mar 11, 2026	Matthew Joseph Tobolski - Officer	Grant or award	Common Stock, par value $.004	8,961^{footnote F1}	$0.00	-
Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.
Mar 11, 2026	Rebecca Thompson - Officer	Grant or award	Common Stock, par value $.004	1,539^{footnote F1}	$0.00	-
Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.

Recent AAON Form 8-K filings

Read AAON company news

Aug 28, 2026Item 7.01, 8.01

Read the filing on SEC EDGAR

Aug 13, 2026Item 8.01, 9.01

Read the filing on SEC EDGAR

Aug 10, 2026Item 2.02, 7.01, 9.01

Read the filing on SEC EDGAR

Jul 30, 2026Item 5.02, 5.03, 9.01

Recent AAON Form 144 notices of proposed sale

An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.

Filed	Filer	Relationship	Shares	Market value	Notice
May 29, 2026	-	-	-	-	View on EDGAR
May 26, 2026	-	-	-	-

AAON insider trading FAQ

What is the latest insider trade for AAON?

AAON, INC. (AAON) had 5 insider filings in the last 90 days, with the most recent on 2026-09-16. The full record for AAON runs to 74 Form 4 filings, the earliest from 2024-10-15. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying AAON stock?

2 insider purchases of AAON were filed in the last 90 days, totaling $110K.

How many insiders are selling AAON stock?

No insider sales of AAON were filed in the last 90 days. 40 sales are on record for this company.

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

This page collects AAON 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 Industrials 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.

Sep 16, 2026 - David Raymond Stewart view on EDGAR
Sep 2, 2026 - Norman H. Asbjornson view on EDGAR
Sep 1, 2026 - Patrick John Jermain view on EDGAR
Sep 1, 2026 - Robert L. Buttermore view on EDGAR
Aug 31, 2026 - Matthew Shaub view on EDGAR
Jun 5, 2026 - Rebecca Thompson view on EDGAR
Jun 1, 2026 - Gary D. Fields view on EDGAR
Jun 1, 2026 - Norman H. Asbjornson view on EDGAR
May 27, 2026 - Gordon Douglas Wichman view on EDGAR

Related companies with recent insider activity

Learn more

How to read insider buying signals: What an open-market purchase by an insider can and cannot tell you.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Industrials: Where AAON'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

Open-market purchase

1,457

$110K

Grant or award

2,568

Bona-fide gift

100,000

Date

Insider

Transaction

Security

Price

Value

Sep 15, 2026

David Raymond Stewart - Director

Open-market purchase

Common Stock, par value $.004

1,000

$74.66

$75K

Sep 1, 2026

Norman H. Asbjornson - Director

Gift

Common Stock, par value $.004

100,000^{footnote F1}

$0.00

Footnote F1 (shares): Represents a bona fide gift of shares of common stock from the shareholder's revocable trust to a charitable organization.

Sep 1, 2026

Patrick John Jermain - Director

Grant or award

Common Stock, par value $.004

1,284^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting over a 1-year period from the grant date.

Sep 1, 2026

Robert L. Buttermore - Director

Grant or award

Common Stock, par value $.004

1,284^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting over a 1-year period from the grant date.

Aug 28, 2026

Matthew Shaub - Officer

Open-market purchase

Common Stock, par value $.004

457

$76.42

$35K

Jun 2, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

4,230

$143.42^{footnote F1}

$607K

Footnote F1 (price): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.

May 29, 2026

Gary D. Fields - Director

Open-market sale

Common Stock, par value $.004

19,000

$140.20^{footnote F1}

$2.66M

Footnote F1 (price): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.

May 29, 2026

Norman H. Asbjornson - Director

Gift

Common Stock, par value $.004

101,441

$0.00

May 29, 2026

Norman H. Asbjornson - Director

Gift

Common Stock, par value $.004

88,000

$0.00

May 26, 2026

Gordon Douglas Wichman - Officer

Option exercise

Common Stock, par value $.004

3,000

$27.58

$83K

May 26, 2026

Gordon Douglas Wichman - Officer

Option exercise

Stock Option (Right to Buy)

3,000

$27.58

$83K

May 26, 2026

Gordon Douglas Wichman - Officer

Open-market sale

Common Stock, par value $.004

3,000

$140.39^{footnote F1}

$421K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $140.35 to $140.77. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

May 26, 2026

Gary D. Fields - Director

Option exercise

Common Stock, par value $.004

21,173

$48.91

$1.04M

May 26, 2026

Gary D. Fields - Director

Option exercise

Stock Option (Right to Buy)

21,173

$48.91

$1.04M

May 26, 2026

Gary D. Fields - Director

Open-market sale

Common Stock, par value $.004

21,173

$140.34^{footnote F1}

$2.97M

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $140.08 to $140.82. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Apr 20, 2026

Chung Kin Cheung - Officer

Grant or award

Common Stock, par value $.004

15,507

$0.00^{footnote F1}

Footnote F1 (price): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.

May 14, 2026

Casey Kidwell - Officer

Option exercise

Common Stock, par value $.004

2,084

$79.73

$166K

May 14, 2026

Casey Kidwell - Officer

Option exercise

Common Stock, par value $.004

1,069

$82.39

$88K

May 14, 2026

Casey Kidwell - Officer

Option exercise

Stock Option (Right to Buy)

2,084

$79.73

$166K

May 14, 2026

Casey Kidwell - Officer

Option exercise

Stock Option (Right to Buy)

1,069

$82.39

$88K

May 14, 2026

Casey Kidwell - Officer

Open-market sale

Common Stock, par value $.004

2,084

$138.30^{footnote F1}

$288K

May 14, 2026

Casey Kidwell - Officer

Open-market sale

Common Stock, par value $.004

1,069

$138.31^{footnote F2}

$148K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $138.30 to $138.54. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Footnote F2 (price): Shares sold at an exact price. A breakdown is not applicable.

May 12, 2026

Norman H. Asbjornson - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests on the first anniversary of the date of the grant.

May 13, 2026

Matthew Joseph Tobolski - Officer

Tax withholding / forfeiture

Common Stock, par value $.004

467^{footnote F1}

$135.37

$63K

May 13, 2026

Matthew Joseph Tobolski - Officer

Open-market sale

Common Stock, par value $.004

8,000^{footnote F1}

$135.37

$1.08M

Footnote F1 (shares): All shares granted/purchased/converted/sold, as applicable, at an exact price. A breakdown is not applicable.

May 13, 2026

Gary D. Fields - Director

Option exercise

Common Stock, par value $.004

19,081

$36.13

$689K

May 13, 2026

Gary D. Fields - Director

Option exercise

Stock Option (Right to Buy)

19,081

$36.13

$689K

May 13, 2026

Gary D. Fields - Director

Open-market sale

Common Stock, par value $.004

19,081

$137.60^{footnote F1}

$2.63M

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $134.02 to $139.24. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

May 12, 2026

Bruce Ware - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over two years (the duration of the director's remaining term).

May 12, 2026

David Raymond Stewart - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).

May 12, 2026

A. H. McElroy II - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over two years (the duration of the director's remaining term).

May 12, 2026

Stephen O. Leclair - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).

May 12, 2026

Caron A. Lawhorn - Director

Grant or award

Common Stock

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting ratably on an annual basis over three years (the duration of the director's remaining term).

May 12, 2026

Angela Kouplen - Director

Grant or award

Common Stock, par value $.004

1,290^{footnote F1}

$0.00

Footnote F1 (shares): Restricted Stock Grant, vesting one year from the date of the award (the duration of the director's remaining term).

May 12, 2026

Gary D. Fields - Director

Option exercise

Common Stock, par value $.004

26,018

$48.91

$1.27M

May 12, 2026

Gary D. Fields - Director

Option exercise

Common Stock, par value $.004

5,253

$31.69

$166K

May 12, 2026

Gary D. Fields - Director

Option exercise

Stock Option (Right to Buy)

5,253

$31.69

$166K

May 12, 2026

Gary D. Fields - Director

Option exercise

Stock Option (Right to Buy)

26,018

$48.91

$1.27M

May 12, 2026

Gary D. Fields - Director

Open-market sale

Common Stock, par value $.004

26,018

$134.07^{footnote F1}

$3.49M

May 12, 2026

Gary D. Fields - Director

Open-market sale

Common Stock, par value $.004

5,253

$134.05^{footnote F2}

$704K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $134.00 to $137.36. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $134.00 to $136.87. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

May 7, 2026

Rebecca Thompson - Officer

Option exercise

Common Stock, par value $.004

9,672

$29.48

$285K

May 7, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

9,672

$136.59^{footnote F1}

$1.32M

May 7, 2026

Rebecca Thompson - Officer

Option exercise

Stock Option (Right to Buy)

9,672

$29.48

$285K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $125.73 to $148.88. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Apr 27, 2026

Rebecca Thompson - Officer

Option exercise

Common Stock, par value $.004

400

$29.48

$12K

Apr 27, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

400

$100.27^{footnote F1}

$40K

Apr 27, 2026

Rebecca Thompson - Officer

Option exercise

Stock Option (Right to Buy)

400

$29.48

$12K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.07 to $100.36. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Apr 24, 2026

Rebecca Thompson - Officer

Option exercise

Common Stock, par value $.004

21,914

$29.48

$646K

Apr 24, 2026

Rebecca Thompson - Officer

Option exercise

Stock Option (Right to Buy)

21,914

$29.48

$646K

Apr 24, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

21,914

$100.21^{footnote F1}

$2.20M

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $101.72. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Apr 23, 2026

Rebecca Thompson - Officer

Option exercise

Common Stock, par value $.004

7,292

$29.48

$215K

Apr 23, 2026

Rebecca Thompson - Officer

Option exercise

Stock Option (Right to Buy)

7,292

$29.48

$215K

Apr 23, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

7,292

$100.10^{footnote F1}

$730K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.25. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Apr 21, 2026

Rebecca Thompson - Officer

Option exercise

Common Stock, par value $.004

2,287

$29.48

$67K

Apr 21, 2026

Rebecca Thompson - Officer

Option exercise

Stock Option (Right to Buy)

2,287

$29.48

$67K

Apr 21, 2026

Rebecca Thompson - Officer

Open-market sale

Common Stock, par value $.004

2,287

$100.11^{footnote F1}

$229K

Footnote F1 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.22. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the… Full note on SEC EDGAR

Mar 11, 2026

Gordon Douglas Wichman - Officer

Grant or award

Common Stock, par value $.004

924^{footnote F1}

$0.00

Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.

Mar 11, 2026

Matthew Joseph Tobolski - Officer

Grant or award

Common Stock, par value $.004

8,961^{footnote F1}

$0.00

Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.

Mar 11, 2026

Rebecca Thompson - Officer

Grant or award

Common Stock, par value $.004

1,539^{footnote F1}

$0.00

Footnote F1 (shares): This stock award is granted under the Issuer's 2024 Long Term Incentive Plan and is exercisable or vests ratably on each of the first three anniversaries of the date of the grant.

Filed

Filer

Relationship

Market value

Notice

May 29, 2026

View on EDGAR

May 26, 2026