Blaize (NASDAQ: BZAI) CFO’s 40,609-share 10b5-1 stock sale detailed

Rhea-AI Filing Summary

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.

Insider Trade Summary 10b5-1

Net Seller: 40,609 shares ($73,908)

Net Sell 1 txn

Insider Sehmi Harminder

Role Chief Financial Officer

Sold 40,609 shs ($74K)

Type	Security	Shares	Price	Value
Sale	Common Stock	40,609	$1.82	$74K

Holdings After Transaction: Common Stock — 300,382 shares (Direct, null)

Footnotes (1)

1. 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. 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 shares sold at each separate price will be provided.

Key Figures

Shares sold: 40,609 shares Weighted average sale price: $1.82 per share Post-transaction holdings: 300,382 shares +3 more

6 metrics

Shares sold 40,609 shares Open-market sale on June 1, 2026

Weighted average sale price $1.82 per share Common stock sales on June 1, 2026

Post-transaction holdings 300,382 shares CFO’s direct ownership after sale

Price range of sales $1.71–$1.92 per share Multiple trades comprising the reported sale

Trading plan adoption date December 12, 2025 Rule 10b5-1 plan used for this sale

Net buy/sell shares -40,609 shares Net selling direction in transaction summary

Key Terms

Rule 10b5-1 trading plan, weighted average price, open-market sale, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"The reported sale ... was effected pursuant to a Rule 10b5-1 trading plan..."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average price financial

"The price reported in Column 4 is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sehmi Harminder

(Last) (First) (Middle)

C/O BLAIZE HOLDINGS, INC.

4659 GOLDEN FOOTHILL PARKWAY, SUITE 206

(Street)

EL DORADO HILLS CALIFORNIA 95762

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Blaize Holdings, Inc. [ BZAI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/01/2026		S		40,609(1)	D	$1.82(2)	300,382	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. 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 shares sold at each separate price will be provided.

Remarks:

	/s/ Harminder Sehmi	06/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Blaize Holdings (BZAI) report for its CFO?

Blaize Holdings CFO Harminder Sehmi reported selling 40,609 shares of common stock. The open-market sale occurred on June 1, 2026 at a weighted average price of $1.82 per share, under a pre-arranged Rule 10b5-1 trading plan.

At what prices did the Blaize (BZAI) CFO sell shares in this Form 4?

The CFO’s Blaize share sales were executed between $1.71 and $1.92 per share. The Form 4 reports a weighted average sale price of $1.82 per share across multiple open-market transactions on June 1, 2026.

How many Blaize (BZAI) shares does the CFO hold after the reported sale?

After the reported sale, Blaize CFO Harminder Sehmi directly holds 300,382 shares of the company’s common stock. This figure reflects his remaining position following the 40,609 shares sold on June 1, 2026.

Was the Blaize (BZAI) CFO’s share sale under a Rule 10b5-1 plan?

Yes. The Form 4 states the CFO’s share sale was executed under a Rule 10b5-1 trading plan. That plan was adopted on December 12, 2025, indicating the transactions were pre-scheduled rather than timed discretionarily.

What does the Form 4 reveal about insider trading direction at Blaize (BZAI)?

The Form 4 shows a net selling direction, with 40,609 shares sold and no reported purchases. It records a single open-market sale by the CFO, with his remaining direct ownership reported at 300,382 shares after the transaction.