Blaize Holdings, Inc. (BZAI) Insider Trading
Directors, officers and holders of more than 10% of BZAI report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 82 transactions on file: 0 with code P, 9 with code S and 41 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | F Tax Payment | 609 | $0.2900 | $177 |
| Oct 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Oct 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Sep 1, 2026 | Evans Kimberly Peterson | General Counsel | M Exercise | 18,750 | Not measured | Not measured |
| Sep 1, 2026 | Evans Kimberly Peterson | General Counsel | F Tax Payment | 6,728 | $0.4900 | $3,297 |
| Sep 1, 2026 | Evans Kimberly Peterson | General Counsel | M Exercise | 18,750 | Not measured | Not measured |
| Aug 13, 2026 | Lauk Kurt J | Director | A Award | 618,556 | Not measured | Not measured |
| Jul 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | F Tax Payment | 609 | $1.23 | $749 |
| Jul 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Jul 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Jul 7, 2026 | Bess Lane | Director | J Other | 2,000,000 | Not measured | Not measured |
| Jul 6, 2026 | Cannestra Anthony | Director | S Sale | 50,000 | $1.35 | $67,500 |
| Jul 6, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | Not measured | Not measured |
| Jul 6, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | $0.5700 | $28,500 |
| Jul 1, 2026 | Sehmi Harminder | Chief Financial Officer | S Sale | 40,609 | $1.37 | $55,634 |
| Jun 8, 2026 | Cannestra Anthony | Director | S Sale | 50,000 | $1.68 | $84,000 |
| Jun 8, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | $0.5700 | $28,500 |
| Jun 8, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | Not measured | Not measured |
| Jun 1, 2026 | Evans Kimberly Peterson | General Counsel | F Tax Payment | 26,989 | $1.76 | $47,501 |
| Jun 1, 2026 | Evans Kimberly Peterson | General Counsel | M Exercise | 75,000 | Not measured | Not measured |
| Jun 1, 2026 | Sehmi Harminder | Chief Financial Officer | S Sale | 40,609 | $1.82 | $73,908 |
| Jun 1, 2026 | Evans Kimberly Peterson | General Counsel | M Exercise | 75,000 | Not measured | Not measured |
| May 11, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | Not measured | Not measured |
| May 11, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | $0.5700 | $28,500 |
| May 11, 2026 | Cannestra Anthony | Director | S Sale | 50,000 | $1.85 | $92,500 |
| May 8, 2026 | Bess Lane | Director | J Other | 2,000,000 | Not measured | Not measured |
| May 8, 2026 | Bess Ventures & Advisory, LLC | 10% Owner | J Other | 2,000,000 | $1.83 | $3,660,000 |
| May 1, 2026 | Sehmi Harminder | Chief Financial Officer | S Sale | 40,609 | $1.97 | $80,000 |
| Apr 20, 2026 | Sehmi Harminder | Chief Financial Officer | M Exercise | 505,060 | $0.5700 | $287,884 |
| Apr 20, 2026 | Sehmi Harminder | Chief Financial Officer | M Exercise | 505,060 | Not measured | Not measured |
| Apr 20, 2026 | Sehmi Harminder | Chief Financial Officer | S Sale | 123,460 | $2.28 | $281,489 |
| Apr 17, 2026 | Munagala Dinakar | Chief Executive Officer | M Exercise | 50,000 | $0.5700 | $28,500 |
| Apr 17, 2026 | Munagala Dinakar | Chief Executive Officer | S Sale | 50,000 | $2.54 | $127,000 |
| Apr 17, 2026 | Munagala Dinakar | Chief Executive Officer | M Exercise | 50,000 | Not measured | Not measured |
| Apr 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Apr 12, 2026 | Patak Stephen Paul | Chief Revenue Officer | M Exercise | 2,500 | Not measured | Not measured |
| Apr 6, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | $0.5700 | $28,500 |
| Apr 6, 2026 | Cannestra Anthony | Director | M Exercise | 50,000 | Not measured | Not measured |
| Apr 6, 2026 | Cannestra Anthony | Director | S Sale | 50,000 | $1.75 | $87,500 |
| Mar 31, 2026 | Ava Investors SA | 10% Owner | J Other | 5,145,638 | Not measured | Not measured |
| Dec 3, 2025 | FUJIMORI YOSHIAKI | Director | A Award | 75,258 | Not measured | Not measured |
| Dec 3, 2025 | de Urioste George | Director | A Award | 75,258 | Not measured | Not measured |
| Dec 3, 2025 | Cannestra Anthony | Director | A Award | 75,258 | Not measured | Not measured |
| Dec 3, 2025 | Hambrecht Juergen | Director | A Award | 75,258 | Not measured | Not measured |
| Dec 3, 2025 | Frank Edward H. | Director | A Award | 75,258 | Not measured | Not measured |
| Sep 1, 2025 | Sehmi Harminder | Chief Financial Officer | A Award | 200,000 | Not measured | Not measured |
| Jun 28, 2025 | Hambrecht Juergen | Director | A Award | 212,500 | Not measured | Not measured |
| Jun 28, 2025 | Cannestra Anthony | Director | A Award | 212,500 | Not measured | Not measured |
| Jun 28, 2025 | Bess Lane | Director | A Award | 159,250 | Not measured | Not measured |
| Jun 28, 2025 | Frank Edward H. | Director | A Award | 212,500 | Not measured | Not measured |
The full Form 4 history is on the BZAI company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.