[Form 4] Gitlab Inc. Insider Trading Activity

Rhea-AI Filing Summary

Simon Mundy, Chief Accounting Officer of GitLab Inc. (GTLB), reported a sale of 5,191 shares of Class A common stock executed on 10/01/2025 at a price of $43.99 per share. After the reported sale, the reporting person beneficially owned 53,507 shares, a total that the filing notes includes shares that have not yet vested. The filing states the sales were executed under a pre-established Rule 10b5-1 trading plan entered on 6/23/2025, and the Form 4 was signed on behalf of the reporting person by an attorney-in-fact on 10/02/2025. The document provides transaction code S indicating a sale and notes unvested shares are included in the post-transaction ownership total.

Positive

• Sale executed under a documented Rule 10b5-1 trading plan (entered 6/23/2025), providing compliance transparency
• Form 4 discloses post-transaction holdings including a clear share count of 53,507

Negative

• Insider sold 5,191 shares, reducing immediate beneficial holdings
• Post-transaction beneficial ownership includes unvested shares, which may limit immediate alignment clarity

Insights

Corporate Governance Analyst

Insider sale executed under a documented 10b5-1 plan; holdings remain concentrated.

The Form 4 shows a reported sale of 5,191 Class A shares at $43.99 on 10/01/2025 by Chief Accounting Officer Simon Mundy. The filing explicitly states the sale was made pursuant to a Rule 10b5-1 trading plan entered on 6/23/2025, which documents preclearance and timing of the trades.

Post-sale beneficial ownership is reported as 53,507 shares, and the filing clarifies that this figure includes shares that have not yet vested. The clear disclosure and plan citation improve transparency; the remaining ownership figure indicates ongoing executive exposure to company equity.

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).

1. Name and Address of Reporting Person^*

Mundy Simon

(Last) (First) (Middle)

C/O GITLAB INC.

(Street)

NOT APPLICABLE DE

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Gitlab Inc. [ GTLB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2025

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

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

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

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
Class A Common Stock	10/01/2025		S(1)		5,191	D	$43.99	53,507(2)	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 sales reported on this Form 4 were executed pursuant to a trading plan entered into by the reporting person on June 23, 2025 in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

2. Includes shares of Class A Common Stock that have not yet vested.

Remarks:

	/s/ Robin Schulman, Attorney-in-Fact for Simon Mundy	10/02/2025
	** 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.

FAQ

What did GitLab insider Simon Mundy report on Form 4 (GTLB)?

The filing reports a sale of 5,191 Class A shares on 10/01/2025 at $43.99 per share and shows 53,507 shares beneficially owned after the transaction.

Was the sale by Simon Mundy preplanned?

Yes. The Form 4 states the sale was executed pursuant to a Rule 10b5-1 trading plan entered into on 6/23/2025.

Does the reported ownership include unvested shares?

Yes. The filing explicitly notes the 53,507 shares beneficially owned following the transaction include shares that have not yet vested.

What transaction code is used for the sale?

The sale is reported with transaction code S, indicating a sale of securities.

When was the Form 4 signed and filed?

The Form 4 was signed by an attorney-in-fact for Simon Mundy on 10/02/2025 as shown on the filing.