GSI Technology (NASDAQ: GSIT) VP sells 30K shares, exercises 30K options

Rhea-AI Filing Summary

GSI Technology VP of Sales Didier Lasserre exercised and sold shares of company stock. On May 21, 2026, he exercised stock options for 30,000 shares of common stock at an exercise price of $4.99 per share and acquired those shares.

That same day, he made an open-market sale of 30,000 common shares at a weighted average price of $9.306 per share, with individual trade prices ranging from $9.18 to $9.56. After these transactions, he directly owned 310,907 shares of GSI Technology common stock.

Insider Trade Summary

Net Seller: 30,000 shares ($279,180)

Net Sell 3 txns

Insider Lasserre Didier

Role VP, Sales

Sold 30,000 shs ($279K)

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to buy)	30,000	$0.00	--
Exercise	Common Stock	30,000	$4.99	$150K
Sale	Common Stock	30,000	$9.306	$279K

Holdings After Transaction: Stock Option (right to buy) — 0 shares (Direct, null); Common Stock — 340,907 shares (Direct, null)

Footnotes (1)

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Key Figures

Shares sold: 30,000 shares Weighted average sale price: $9.306/share Options exercised: 30,000 shares +3 more

6 metrics

Shares sold 30,000 shares Open-market sale of common stock on May 21, 2026

Weighted average sale price $9.306/share Sale of 30,000 common shares; trades $9.18–$9.56

Options exercised 30,000 shares Exercise of stock options into common stock on May 21, 2026

Option exercise price $4.99/share Conversion price for 30,000-share stock option

Shares owned after transactions 310,907 shares Direct holdings of common stock following Form 4 transactions

Option expiration date August 1, 2026 Expiration of exercised stock option grant

Key Terms

open-market sale, Stock Option (right to buy), derivative security, weighted average price

4 terms

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.

Stock Option (right to buy) financial

"security_title: "Stock Option (right to buy)""

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

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.

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).

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^*

Lasserre Didier

(Last) (First) (Middle)

GSI TECHNOLOGY, INC.

1213 ELKO DRIVE

(Street)

SUNNYVALE CALIFORNIA 94089

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
GSI TECHNOLOGY INC [ GSIT ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Sales

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026

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	05/21/2026		M		30,000	A	$4.99	340,907	D
Common Stock	05/21/2026		S		30,000	D	$9.306(1)	310,907	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
Stock Option (right to buy)	$4.99	05/21/2026		M			30,000	05/03/2020	08/01/2026	Common Stock	30,000	$0	0	D

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $9.18 to $9.56, inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

	/s/ Didier Lasserre, by Douglas Schirle, Attorney-in-Fact	05/22/2026
	** 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 transactions did GSIT VP of Sales Didier Lasserre report?

Didier Lasserre reported exercising options for 30,000 GSI Technology shares and selling 30,000 common shares in an open-market transaction on May 21, 2026. These moves combined an option exercise with a same-day share sale.

How many GSI Technology (GSIT) shares did the VP sell and at what price?

He sold 30,000 GSI Technology common shares at a weighted average price of $9.306 per share. The trades occurred in multiple lots, with prices ranging from $9.18 to $9.56 per share on May 21, 2026.

What stock options did the GSIT VP exercise in this Form 4 filing?

Lasserre exercised stock options covering 30,000 shares of GSI Technology common stock at a $4.99 exercise price. The derivative entry shows these options, originally exercisable from May 3, 2020, expiring August 1, 2026, were fully exercised in this transaction.

How many GSI Technology shares does the VP own after these transactions?

Following the option exercise and subsequent sale, Lasserre directly owns 310,907 shares of GSI Technology common stock. This post-transaction holding reflects his remaining equity stake after the 30,000-share open-market sale reported in the Form 4.

Was the GSIT insider sale a single trade or multiple transactions?

The reported $9.306 price is a weighted average across multiple trades. According to the footnote, the 30,000 shares were sold in separate transactions with prices ranging between $9.18 and $9.56 per share on the same trading day.