Every Form 4 that Blaize Holdings, Inc. (BZAI) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow BZAI and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full BZAI filings page.
Blaize Holdings, Inc. (BZAI) reported that General Counsel Kimberly Peterson Evans converted 18,750 Restricted Stock Units into an equal number of common shares on September 1, 2026, as RSUs vested. The related RSU award began vesting 25% on June 1, 2026 and quarterly thereafter. Of the shares received, 6,728 common shares were delivered or withheld to cover exercise price or tax liability, with the remainder retained. Following this transaction, Evans directly held 206,250 RSUs.
Lauk Kurt J reported acquisition or exercise transactions in this Form 4 filing.
Blaize Holdings, Inc. reported that director Kurt J. Lauk received a grant of 618,556 Restricted Stock Units on 2026-08-13. Each unit represents a contingent right to receive one share of Blaize Holdings, Inc. common stock. These RSUs vest in three equal annual installments starting on the one-year anniversary of the grant date, conditioned on his continued service. Following this award, Lauk holds 618,556 RSUs directly.
Blaize Holdings, Inc. Chief Revenue Officer Stephen Paul Patak reported routine equity compensation activity. On July 12, 2026, 2,500 Restricted Stock Units vested and were converted into 2,500 shares of common stock, while 609 shares were surrendered in a tax-withholding disposition. Following these transactions, he holds 4,391 shares of common stock directly, 15,000 Restricted Stock Units, and a stock option covering 800,000 shares of common stock at an exercise price of $1.18 per share expiring on March 29, 2036. The filing notes that the restricted stock units vest in eight quarterly installments beginning April 12, 2026, and the stock options vest 25% on January 12, 2027 and quarterly thereafter.
Blaize Holdings, Inc. reported that director Bess Lane, through affiliated entity Bess Ventures and Advisory, LLC, was issued 2,000,000 shares of Common Stock on July 7, 2026. The shares were issued to Bess Ventures in settlement of a disagreement related to a letter agreement dated February 15, 2024. Following this issuance, Bess Ventures holds 14,446,783 shares indirectly attributed to Lane, and a separate trust associated with Lane holds 389,968 shares.
Blaize Holdings, Inc. director Anthony Cannestra reported an options exercise and share sale in common stock. He exercised 50,000 stock options at an exercise price of $0.57 per share and sold 50,000 shares of common stock at a weighted average price of $1.35 per share, both transactions carried out under a pre-arranged Rule 10b5-1 trading plan.
Following these transactions, he reported no directly held common shares, but continues to hold equity exposure through derivatives, including earnout rights over 91,327 underlying shares, restricted stock units over 212,500 and 75,258 underlying shares, and employee stock options over 8,824, 350,970, and 146,237 underlying shares with various exercise prices and expirations.
Blaize Holdings, Inc. Chief Financial Officer Harminder Sehmi sold 40,609 shares of common stock in an open-market transaction. The shares were sold at a weighted average price of $1.37 per share, with individual trades ranging from $1.33 to $1.40, under a Rule 10b5-1 trading plan adopted on December 12, 2025.
Following the sale, Sehmi directly holds 259,773 shares of common stock. He also holds several equity-based awards, including employee stock options to purchase shares of common stock at exercise prices such as $1.18 and $0.57 per share, as well as restricted stock units and earnout shares that can convert into additional common stock if service and performance conditions are met.
Blaize Holdings, Inc. director and CEO Munagala Dinakar reported an amended insider transaction showing an open‑market sale of 50,000 shares of common stock at a weighted average price of $2.54 per share. After this sale, he directly holds 501,422 shares of common stock.
The amendment clarifies that a previously reported option exercise did not occur and that the 50,000 shares were sold from existing common stock holdings. It also restates and reclassifies his derivative holdings, including stock options, earnout shares, and restricted stock units, without reporting new transactions in those positions. The sale was executed under a pre‑arranged Rule 10b5‑1 trading plan adopted on December 12, 2025.
Blaize Holdings, Inc. director Anthony Cannestra reported an exercise-and-sale transaction in company stock. He exercised options to acquire 50,000 shares of Common Stock at an exercise price of $0.57 per share, then sold 50,000 shares in open-market transactions at a weighted average price of $1.68 per share.
Both the option exercise and the share sales on June 8, 2026 were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on December 11, 2025, indicating the activity was scheduled in advance. Following these transactions, Cannestra reported no directly held Common Stock, while 62,169 Employee Stock Options remained outstanding and fully vested, each exercisable for one share of Common Stock until their expiration on September 18, 2033.
Blaize Holdings, Inc. General Counsel Evans Kimberly Peterson reported routine equity compensation activity involving restricted stock units and related tax withholding. On June 1, 2026, 75,000 restricted stock units converted into 75,000 shares of common stock at $0.00 per share. To cover tax obligations, 26,989 shares of common stock were disposed of at $1.76 per share as a tax-withholding transaction, rather than an open-market sale. Following these transactions, Peterson directly holds 48,011 shares of common stock and 225,000 restricted stock units, which continue to vest 25% on June 1, 2026 and quarterly thereafter.
Blaize Holdings, Inc. Chief Financial Officer Harminder Sehmi reported an open-market sale of 40,609 shares of common stock on June 1, 2026 at a weighted average price of $1.82 per share. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 12, 2025, indicating it was scheduled in advance. After these transactions, Sehmi directly holds 300,382 shares of Blaize common stock. The shares were sold in multiple trades at prices between $1.71 and $1.92 per share.
Blaize Holdings, Inc. director Anthony Cannestra reported an exercise-and-sale transaction in company stock. He exercised stock options to acquire 50,000 shares of common stock at an exercise price of $0.57 per share, then sold 50,000 shares of common stock in open-market transactions at a weighted average price of $1.85 per share.
The sale price reflected multiple trades between $1.78 and $1.88 per share. Both the option exercise and the share sales were carried out under a pre-arranged Rule 10b5-1 trading plan that Cannestra adopted on December 11, 2025, indicating the timing was set in advance rather than decided opportunistically. Following these transactions, the filing reports no directly owned shares of common stock.
Blaize Holdings, Inc. director Bess Lane reported updated ownership in common and derivative securities, largely reflecting holding positions and internal reclassifications rather than open‑market trades. The primary new item is an entry showing 2,000,000 shares of common stock held indirectly by Bess Ventures and Advisory, LLC after an "other" code transaction.
According to the disclosure, these shares were acquired by Bess Ventures and Advisory, LLC in good faith in connection with a previously contracted debt and are treated as exempt from Section 16(b). The filing also shifts prior earnout shares, restricted stock units, and options into the derivative table with no new transactions in those positions since the last Form 4, and it details remaining earnout rights and stock options tied to the company’s earlier business combination and merger agreement.
Bess Ventures & Advisory, LLC, a more than ten percent owner of Blaize Holdings, Inc., reported an "other" transaction involving 2,000,000 shares of common stock on May 8, 2026. A footnote explains the shares were acquired in good faith to satisfy a debt previously contracted, at a reference price of $1.83 per share based on the market open that day. After this restructuring-related transaction, Bess Ventures is shown holding 13,653,976 shares of Blaize common stock directly.
Blaize Holdings, Inc. Chief Financial Officer Harminder Sehmi sold 40,609 shares of common stock in an open-market transaction at a weighted average price of $1.97 per share on May 1, 2026. The sale was made under a pre-arranged Rule 10b5-1 trading plan, and Sehmi now directly holds 340,991 shares.
Blaize Holdings, Inc. Chief Financial Officer Harminder Sehmi reported an option exercise and share sale in company stock. Sehmi exercised 505,060 stock options at an exercise price of $0.57 per share, acquiring the same number of shares of Blaize common stock pursuant to a pre-arranged Rule 10b5-1 trading plan.
On the same date, Sehmi sold 123,460 shares of common stock at a weighted average price of $2.28 per share, with individual sale prices ranging from $2.19 to $2.38. Following these transactions, Sehmi directly holds 381,600 shares of common stock.
In addition to common shares, Sehmi continues to hold employee stock options over 29,436 shares at $14.62, 200,000 shares at $3.57, and 862,915 shares at $1.18 per share, as well as 212,155 earnout shares and 362,081 restricted stock units, each representing rights to receive Blaize common stock under specified vesting or stock price conditions.
Blaize Holdings CEO Munagala Dinakar reported an exercise-and-sale transaction in company stock. On the same date, he exercised stock options for 50,000 shares of common stock at $0.57 per share and sold 50,000 shares at a weighted average price of $2.54, all under a pre-arranged Rule 10b5-1 trading plan.
Following these transactions, he directly owns 551,422 shares of common stock and continues to hold significant equity-based incentives, including stock options, restricted stock units, and earnout shares tied to future stock price performance and vesting schedules.
Blaize Holdings, Inc. Chief Revenue Officer Stephen Paul Patak acquired shares through equity compensation rather than open-market trading. On April 12, 2026, 2,500 restricted stock units vested and converted into 2,500 shares of common stock at $0 per share, as part of a quarterly vesting schedule over eight installments starting April 12, 2026. Following this, he directly held 2,500 common shares and 17,500 restricted stock units. He also holds employee stock options covering 800,000 shares of common stock at an exercise price of $1.18, expiring March 29, 2036, which vest 25% on January 12, 2027 and quarterly thereafter.
Blaize Holdings, Inc. director Anthony Cannestra exercised stock options for 50,000 shares at an exercise price of $0.57 and sold 50,000 common shares at a weighted average price of $1.75 per share on April 6, 2026, under a pre-arranged Rule 10b5-1 trading plan.
The sale price ranged from $1.72 to $1.79 per share. Following this exercise-and-sell, he reports no directly held common stock from this transaction but continues to hold substantial equity-based awards, including earnout shares, employee stock options at various strike prices, and restricted stock units tied to future vesting conditions.
Blaize Holdings, Inc. received a Form 4 describing an internal restructuring of its large shareholder entities. Ava-related entities reported an "other" transaction involving 5,145,638 shares of Common Stock, distributed for no consideration. Following the restructuring, Ava Private Markets S.a r.l. and its affiliates hold 11,737,254 shares indirectly. Ava Investors S.A., Raphaelle Mahieu and Benjamin Hazan may be deemed to exercise investment power over these securities but each disclaims beneficial ownership except to the extent of any pecuniary interest.
Blaize Holdings (BZAI) reported an insider transaction by Chief Executive Officer and Director Dinakar Munagala. On April 21, 2025, he disposed of 2,000 shares of common stock with Transaction Code G at a reported price of $0.
Following this transaction, his beneficial ownership was 4,344,696 shares. This figure includes 1,371,303 Earn-Out Shares, each representing a contingent right to receive one share if the company’s stock trades above specified thresholds.