Blaize Holdings, Inc. (BZAI)

Data as of Oct 13, 2026, from SEC Form 4 filings.

No open-market insider trades (90d)Watch BZAI

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Latest BZAI insider trades

Anthony Cannestra - Director
Open-market sale$68K
Jul 6, 2026
Harminder Sehmi - Officer
Open-market sale$56K
Jul 1, 2026

About Blaize Holdings, Inc. (BZAI)

Blaize Holdings, Inc. is an SEC registrant, filing under CIK 0001871638, classified as semiconductors and related devices. It is grouped with Information Technology companies on this site. A registration statement was filed on 28 November 2025. No offering has priced.

Sector: Information Technology

SEC filings for BZAI on EDGAR

BZAI Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares
Grant or award	1	618,556
Option exercise	4	42,500
Tax withholding / forfeiture	2	7,337

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.

BZAI insider transactions (Form 4)

35 Form 4 filings on record, the earliest from Jun 24, 2025, newest first. Filing history page 1 of 2.

Date	Insider	Transaction	Security	Shares	Price	Value
Oct 12, 2026	Stephen Paul Patak - Officer	Option exercise	Common Stock	2,500^{footnote F1}	$0.00^{footnote F2}	-
Oct 12, 2026	Stephen Paul Patak - Officer	Tax withholding / forfeiture	Common Stock	609	$0.29	$177
Oct 12, 2026	Stephen Paul Patak - Officer	Option exercise	Restricted Stock Units	2,500	$0.00	-
Footnote F1 (shares): Represents the conversion of restricted stock units that vested on October 12, 2026. Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.
Sep 1, 2026	Kimberly Peterson Evans - Officer	Option exercise	Common Stock	18,750^{footnote F1}	$0.00^{footnote F2}	-
Sep 1, 2026	Kimberly Peterson Evans - Officer	Tax withholding / forfeiture	Common Stock	6,728	$0.49	$3K
Sep 1, 2026	Kimberly Peterson Evans - Officer	Option exercise	Restricted Stock Units	18,750	$0.00	-
Footnote F1 (shares): Represents the conversion of restricted stock units that vested on September 1, 2026. Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.
Aug 13, 2026	Kurt J. Lauk - Director	Grant or award	Restricted Stock Units	618,556	$0.00	-
Jul 12, 2026	Stephen Paul Patak - Officer	Option exercise	Common Stock	2,500^{footnote F1}	$0.00^{footnote F2}	-
Jul 12, 2026	Stephen Paul Patak - Officer	Tax withholding / forfeiture	Common Stock	609	$1.23	$749
Jul 12, 2026	Stephen Paul Patak - Officer	Option exercise	Restricted Stock Units	2,500	$0.00	-
Footnote F1 (shares): Represents the conversion of restricted stock units that vested on July 12, 2026. Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.
Jul 7, 2026	Lane Bess - Director	Other	Common Stock	2,000,000	$0.00^{footnote F1}	-
Footnote F1 (price): These shares were issued to Bess Ventures and Advisory, LLC ("Bess Ventures") in settlement of a certain disagreement between the Issuer and Bess Ventures related to a letter agreement dated February 15, 2024, and matters arising thereunder.
Jul 6, 2026	Anthony Cannestra - Director	Option exercise	Common Stock	50,000^{footnote F1}	$0.57	$28K
Jul 6, 2026	Anthony Cannestra - Director	Open-market sale	Common Stock	50,000^{footnote F2}	$1.35^{footnote F3}	$68K
Jul 6, 2026	Anthony Cannestra - Director	Option exercise	Employee Stock Option (right to purchase)	50,000^{footnote F1}	-^{footnote F5}	-
Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan"). Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.33 to $1.38, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
Jul 1, 2026	Harminder Sehmi - Officer	Open-market sale	Common Stock	40,609^{footnote F1}	$1.37^{footnote F2}	$56K
Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025. Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.33 to $1.40, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Apr 17, 2026	Dinakar Munagala - Officer	Open-market sale	Common Stock	50,000	$2.54	$127K
Jun 8, 2026	Anthony Cannestra - Director	Option exercise	Common Stock	50,000^{footnote F1}	$0.57	$28K
Jun 8, 2026	Anthony Cannestra - Director	Open-market sale	Common Stock	50,000^{footnote F2}	$1.68^{footnote F3}	$84K
Jun 8, 2026	Anthony Cannestra - Director	Option exercise	Employee Stock Option (right to purchase)	50,000^{footnote F1}	-^{footnote F5}	-
Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan"). Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.65 to $1.70, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
Jun 1, 2026	Kimberly Peterson Evans - Officer	Tax withholding / forfeiture	Common Stock	26,989	$1.76	$48K
Jun 1, 2026	Kimberly Peterson Evans - Officer	Option exercise	Common Stock	75,000^{footnote F1}	-^{footnote F2}	-
Jun 1, 2026	Kimberly Peterson Evans - Officer	Option exercise	Restricted Stock Units	75,000	$0.00	-
Footnote F1 (shares): Represents the conversion of restricted stock units that vested on June 1, 2026. Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.
Jun 1, 2026	Harminder Sehmi - Officer	Open-market sale	Common Stock	40,609^{footnote F1}	$1.82^{footnote F2}	$74K
Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025. Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.71 to $1.92, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
May 11, 2026	Anthony Cannestra - Director	Option exercise	Common Stock	50,000^{footnote F1}	$0.57	$28K
May 11, 2026	Anthony Cannestra - Director	Open-market sale	Common Stock	50,000^{footnote F2}	$1.85^{footnote F3}	$93K
May 11, 2026	Anthony Cannestra - Director	Option exercise	Employee Stock Option (right to purchase)	50,000^{footnote F1}	-^{footnote F5}	-
Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan"). Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.78 to $1.88, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
May 8, 2026	Lane Bess - Director	Other	Common Stock	2,000,000	-^{footnote F1}	-
Footnote F1 (price): Represents shares of Issuer's common stock acquired by Bess Ventures and Advisory, LLC in good faith in connection with a debt previously contracted. Accordingly, such acquisition is exempt from Section 16(b) of the Securities Exchange Act of 1934, as amended.
May 8, 2026	Bess Ventures & Advisory, LLC - 10% Owner	Other	Common Stock	2,000,000	$1.83^{footnote F2}	$3.66M
Footnote F2 (price): The price reported on Column 4 is the price at market open on May 8, 2026, reflecting the portion of the loan balance being satisfied by these shares.
May 1, 2026	Harminder Sehmi - Officer	Open-market sale	Common Stock	40,609^{footnote F1}	$1.97^{footnote F2}	$80K
Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025. Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.89 to $2.06, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Apr 20, 2026	Harminder Sehmi - Officer	Option exercise	Common Stock	505,060^{footnote F1}	$0.57	$288K
Apr 20, 2026	Harminder Sehmi - Officer	Open-market sale	Common Stock	123,460^{footnote F3}	$2.28^{footnote F4}	$281K
Apr 20, 2026	Harminder Sehmi - Officer	Option exercise	Employee Stock Option (right to purchase)	505,060^{footnote F1}	-^{footnote F6}	-
Footnote F1 (shares): The reported exercise of 505,060 stock options underlying 505,060 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the "10b5-1 trading plan"). Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. 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 $2.19 to $2.38, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F6 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
Apr 17, 2026	Dinakar Munagala - Officer	Option exercise	Common Stock	50,000^{footnote F1}	$0.57	$28K
Apr 17, 2026	Dinakar Munagala - Officer	Open-market sale	Common Stock	50,000^{footnote F3}	$2.54^{footnote F4}	$127K
Apr 17, 2026	Dinakar Munagala - Officer	Option exercise	Employee Stock Option (right to purchase)	50,000^{footnote F1}	-^{footnote F6}	-
Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the "10b5-1 trading plan"). Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. 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 $2.50 to $2.63, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F6 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
Apr 12, 2026	Stephen Paul Patak - Officer	Option exercise	Common Stock	2,500^{footnote F1}	-^{footnote F2}	-
Apr 12, 2026	Stephen Paul Patak - Officer	Option exercise	Restricted Stock Units	2,500	$0.00	-
Footnote F1 (shares): Represents the conversion of restricted stock units that vested on April 12, 2026. Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.
Apr 6, 2026	Anthony Cannestra - Director	Option exercise	Common Stock	50,000^{footnote F1}	$0.57	$28K
Apr 6, 2026	Anthony Cannestra - Director	Open-market sale	Common Stock	50,000^{footnote F3}	$1.75^{footnote F4}	$88K
Apr 6, 2026	Anthony Cannestra - Director	Option exercise	Employee Stock Option (right to purchase)	50,000^{footnote F1}	-^{footnote F7}	-
Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan"). Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan. 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 $1.72 to $1.79, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR Footnote F7 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR
Mar 31, 2026	Ava Investors SA	Other	Common Stock	5,145,638	-^{footnote F1}	-
Footnote F1 (price): The securities were distributed for no consideration.
Dec 3, 2025	Anthony Cannestra - Director	Grant or award	Common Stock	75,258^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.
Dec 3, 2025	Juergen Hambrecht - Director	Grant or award	Common Stock	75,258^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.
Dec 3, 2025	Edward H. Frank - Director	Grant or award	Common Stock	75,258^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.
Dec 3, 2025	Urioste George de - Director	Grant or award	Common Stock	75,258^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.
Dec 3, 2025	Yoshiaki Fujimori - Director	Grant or award	Common Stock	75,258^{footnote F1}	$0.00	-
Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.
Apr 21, 2025	Dinakar Munagala - Officer	Gift	Common Stock	2,000	$0.00	-
Sep 1, 2025	Harminder Sehmi - Officer	Grant or award	Stock Option	200,000	$0.00	-
Jun 28, 2025	Anthony Cannestra	Grant or award	Common Stock	212,500	$0.00	-
Jun 28, 2025	Lane Bess	Grant or award	Common Stock	159,250	$0.00	-
Jun 28, 2025	Juergen Hambrecht	Grant or award	Common Stock	212,500	$0.00	-

Recent BZAI Form 8-K filings

Read BZAI company news

Oct 2, 2026Item 3.01, 9.01

Read the filing on SEC EDGAR

Sep 30, 2026Item 2.05, 9.01

Read the filing on SEC EDGAR

Aug 13, 2026Item 2.02, 9.01

Read the filing on SEC EDGAR

Jul 9, 2026Item 1.01, 3.02, 9.01

Recent BZAI 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
Jul 6, 2026	-	-	-	-	View on EDGAR
Jul 1, 2026	-	-	-	-

BZAI insider trading FAQ

What is the latest insider trade for BZAI?

Blaize Holdings, Inc. (BZAI) had 3 insider filings in the last 90 days, with the most recent on 2026-10-13. The full record for BZAI runs to 35 Form 4 filings, the earliest from 2025-06-24. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying BZAI stock?

No insider purchases of BZAI were filed in the last 90 days.

How many insiders are selling BZAI stock?

No insider sales of BZAI were filed in the last 90 days. 10 sales are on record for this company.

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

This page collects BZAI 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 Information Technology 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.

Oct 13, 2026 - Stephen Paul Patak view on EDGAR
Sep 1, 2026 - Kimberly Peterson Evans view on EDGAR
Aug 17, 2026 - Kurt J. Lauk view on EDGAR
Jul 13, 2026 - Stephen Paul Patak view on EDGAR
Jul 10, 2026 - Lane Bess view on EDGAR
Jul 8, 2026 - Anthony Cannestra view on EDGAR
Jul 6, 2026 - Harminder Sehmi view on EDGAR
Jun 10, 2026 - Dinakar Munagala view on EDGAR
Jun 10, 2026 - Anthony Cannestra view on EDGAR

Related companies with recent insider activity

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.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Information Technology: Where BZAI'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

618,556

Option exercise

42,500

Tax withholding / forfeiture

7,337

Date

Insider

Transaction

Security

Price

Value

Oct 12, 2026

Stephen Paul Patak - Officer

Option exercise

Common Stock

2,500^{footnote F1}

$0.00^{footnote F2}

Oct 12, 2026

Stephen Paul Patak - Officer

Tax withholding / forfeiture

Common Stock

609

$0.29

$177

Oct 12, 2026

Stephen Paul Patak - Officer

Option exercise

Restricted Stock Units

2,500

$0.00

Footnote F1 (shares): Represents the conversion of restricted stock units that vested on October 12, 2026.
Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.

Sep 1, 2026

Kimberly Peterson Evans - Officer

Option exercise

Common Stock

18,750^{footnote F1}

$0.00^{footnote F2}

Sep 1, 2026

Kimberly Peterson Evans - Officer

Tax withholding / forfeiture

Common Stock

6,728

$0.49

$3K

Sep 1, 2026

Kimberly Peterson Evans - Officer

Option exercise

Restricted Stock Units

18,750

$0.00

Footnote F1 (shares): Represents the conversion of restricted stock units that vested on September 1, 2026.
Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.

Aug 13, 2026

Kurt J. Lauk - Director

Grant or award

Restricted Stock Units

618,556

$0.00

Jul 12, 2026

Stephen Paul Patak - Officer

Option exercise

Common Stock

2,500^{footnote F1}

$0.00^{footnote F2}

Jul 12, 2026

Stephen Paul Patak - Officer

Tax withholding / forfeiture

Common Stock

609

$1.23

$749

Jul 12, 2026

Stephen Paul Patak - Officer

Option exercise

Restricted Stock Units

2,500

$0.00

Footnote F1 (shares): Represents the conversion of restricted stock units that vested on July 12, 2026.
Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.

Jul 7, 2026

Lane Bess - Director

Other

Common Stock

2,000,000

$0.00^{footnote F1}

Footnote F1 (price): These shares were issued to Bess Ventures and Advisory, LLC ("Bess Ventures") in settlement of a certain disagreement between the Issuer and Bess Ventures related to a letter agreement dated February 15, 2024, and matters arising thereunder.

Jul 6, 2026

Anthony Cannestra - Director

Option exercise

Common Stock

50,000^{footnote F1}

$0.57

$28K

Jul 6, 2026

Anthony Cannestra - Director

Open-market sale

Common Stock

50,000^{footnote F2}

$1.35^{footnote F3}

$68K

Jul 6, 2026

Anthony Cannestra - Director

Option exercise

Employee Stock Option (right to purchase)

50,000^{footnote F1}

-^{footnote F5}

Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan").
Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.33 to $1.38, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

Jul 1, 2026

Harminder Sehmi - Officer

Open-market sale

Common Stock

40,609^{footnote F1}

$1.37^{footnote F2}

$56K

Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025.
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.33 to $1.40, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR

Apr 17, 2026

Dinakar Munagala - Officer

Open-market sale

Common Stock

50,000

$2.54

$127K

Jun 8, 2026

Anthony Cannestra - Director

Option exercise

Common Stock

50,000^{footnote F1}

$0.57

$28K

Jun 8, 2026

Anthony Cannestra - Director

Open-market sale

Common Stock

50,000^{footnote F2}

$1.68^{footnote F3}

$84K

Jun 8, 2026

Anthony Cannestra - Director

Option exercise

Employee Stock Option (right to purchase)

50,000^{footnote F1}

-^{footnote F5}

Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan").
Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.65 to $1.70, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

Jun 1, 2026

Kimberly Peterson Evans - Officer

Tax withholding / forfeiture

Common Stock

26,989

$1.76

$48K

Jun 1, 2026

Kimberly Peterson Evans - Officer

Option exercise

Common Stock

75,000^{footnote F1}

-^{footnote F2}

Jun 1, 2026

Kimberly Peterson Evans - Officer

Option exercise

Restricted Stock Units

75,000

$0.00

Footnote F1 (shares): Represents the conversion of restricted stock units that vested on June 1, 2026.
Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.

Jun 1, 2026

Harminder Sehmi - Officer

Open-market sale

Common Stock

40,609^{footnote F1}

$1.82^{footnote F2}

$74K

Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025.
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.71 to $1.92, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR

May 11, 2026

Anthony Cannestra - Director

Option exercise

Common Stock

50,000^{footnote F1}

$0.57

$28K

May 11, 2026

Anthony Cannestra - Director

Open-market sale

Common Stock

50,000^{footnote F2}

$1.85^{footnote F3}

$93K

May 11, 2026

Anthony Cannestra - Director

Option exercise

Employee Stock Option (right to purchase)

50,000^{footnote F1}

-^{footnote F5}

Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan").
Footnote F2 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
Footnote F3 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.78 to $1.88, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F5 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

May 8, 2026

Lane Bess - Director

Other

Common Stock

2,000,000

-^{footnote F1}

Footnote F1 (price): Represents shares of Issuer's common stock acquired by Bess Ventures and Advisory, LLC in good faith in connection with a debt previously contracted. Accordingly, such acquisition is exempt from Section 16(b) of the Securities Exchange Act of 1934, as amended.

May 8, 2026

Bess Ventures & Advisory, LLC - 10% Owner

Other

Common Stock

2,000,000

$1.83^{footnote F2}

$3.66M

Footnote F2 (price): The price reported on Column 4 is the price at market open on May 8, 2026, reflecting the portion of the loan balance being satisfied by these shares.

May 1, 2026

Harminder Sehmi - Officer

Open-market sale

Common Stock

40,609^{footnote F1}

$1.97^{footnote F2}

$80K

Footnote F1 (shares): The reported sale of shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025.
Footnote F2 (price): The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $1.89 to $2.06, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR

Apr 20, 2026

Harminder Sehmi - Officer

Option exercise

Common Stock

505,060^{footnote F1}

$0.57

$288K

Apr 20, 2026

Harminder Sehmi - Officer

Open-market sale

Common Stock

123,460^{footnote F3}

$2.28^{footnote F4}

$281K

Apr 20, 2026

Harminder Sehmi - Officer

Option exercise

Employee Stock Option (right to purchase)

505,060^{footnote F1}

-^{footnote F6}

Footnote F1 (shares): The reported exercise of 505,060 stock options underlying 505,060 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the "10b5-1 trading plan").
Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
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 $2.19 to $2.38, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F6 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

Apr 17, 2026

Dinakar Munagala - Officer

Option exercise

Common Stock

50,000^{footnote F1}

$0.57

$28K

Apr 17, 2026

Dinakar Munagala - Officer

Open-market sale

Common Stock

50,000^{footnote F3}

$2.54^{footnote F4}

$127K

Apr 17, 2026

Dinakar Munagala - Officer

Option exercise

Employee Stock Option (right to purchase)

50,000^{footnote F1}

-^{footnote F6}

Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 (the "10b5-1 trading plan").
Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
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 $2.50 to $2.63, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F6 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

Apr 12, 2026

Stephen Paul Patak - Officer

Option exercise

Common Stock

2,500^{footnote F1}

-^{footnote F2}

Apr 12, 2026

Stephen Paul Patak - Officer

Option exercise

Restricted Stock Units

2,500

$0.00

Footnote F1 (shares): Represents the conversion of restricted stock units that vested on April 12, 2026.
Footnote F2 (price): Each restricted stock unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock.

Apr 6, 2026

Anthony Cannestra - Director

Option exercise

Common Stock

50,000^{footnote F1}

$0.57

$28K

Apr 6, 2026

Anthony Cannestra - Director

Open-market sale

Common Stock

50,000^{footnote F3}

$1.75^{footnote F4}

$88K

Apr 6, 2026

Anthony Cannestra - Director

Option exercise

Employee Stock Option (right to purchase)

50,000^{footnote F1}

-^{footnote F7}

Footnote F1 (shares): The reported exercise of 50,000 stock options underlying 50,000 shares of the Issuer's common stock was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025 (the "10b5-1 trading plan").
Footnote F3 (shares): The reported sales were effected pursuant to the reporting person's Rule 10b5-1 trading plan.
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 $1.72 to $1.79, inclusive. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of… Full note on SEC EDGAR
Footnote F7 (price): Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of December 22, 2023 and amended on April 22, 2024, October 24, 2024, and November 21, 2024 (the "Merger Agreement") by and among… Full note on SEC EDGAR

Mar 31, 2026

Ava Investors SA

Other

Common Stock

5,145,638

-^{footnote F1}

Footnote F1 (price): The securities were distributed for no consideration.

Dec 3, 2025

Anthony Cannestra - Director

Grant or award

Common Stock

75,258^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.

Dec 3, 2025

Juergen Hambrecht - Director

Grant or award

Common Stock

75,258^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.

Dec 3, 2025

Edward H. Frank - Director

Grant or award

Common Stock

75,258^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.

Dec 3, 2025

Urioste George de - Director

Grant or award

Common Stock

75,258^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.

Dec 3, 2025

Yoshiaki Fujimori - Director

Grant or award

Common Stock

75,258^{footnote F1}

$0.00

Footnote F1 (shares): Represents an award of restricted stock units granted at the Issuer's 2025 Annual Meeting under the Non-Employee Director Compensation Program, which vest at the ealier of one year or the Issuer's next Annual Meeting.

Apr 21, 2025

Dinakar Munagala - Officer

Gift

Common Stock

2,000

$0.00

Sep 1, 2025

Harminder Sehmi - Officer

Grant or award

Stock Option

200,000

$0.00

Jun 28, 2025

Anthony Cannestra

Grant or award

Common Stock

212,500

$0.00

Jun 28, 2025

Lane Bess

Grant or award

Common Stock

159,250

$0.00

Jun 28, 2025

Juergen Hambrecht

Grant or award

Common Stock

212,500

$0.00

Filed

Filer

Relationship

Market value

Notice

Jul 6, 2026

View on EDGAR

Jul 1, 2026