[Form 4] MongoDB, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Insider stock sales by MongoDB CEO and director Ittai (Ittycheria) Dev on 08/28/2025 totaled 33,320 Class A shares sold under a Rule 10b5-1 plan. The filings list multiple block sales at weighted-average prices from about $297.83 up to $310.17, with per-tranche price ranges disclosed in footnotes. Following these disposals, the reporting person beneficially owned 203,237 Class A shares. The Form 4 was signed by an attorney-in-fact on 09/02/2025 and confirms the trades were made pursuant to a pre-established trading plan rather than ad hoc transactions.

Positive

• Transactions executed under a Rule 10b5-1 plan, indicating pre-established trading instructions
• Detailed price ranges and weighted-average prices provided for transparency
• Timely Form 4 filing signed by attorney-in-fact on 09/02/2025

Negative

• Insider sold 33,320 Class A shares, reducing beneficial ownership to 203,237 shares

Insights

Securities Analyst

TL;DR: CEO/director sold 33,320 Class A shares via a Rule 10b5-1 plan, leaving 203,237 shares held.

The reported transactions are routine executive liquidity under a documented Rule 10b5-1 plan, reducing beneficial ownership from earlier levels to 203,237 Class A shares. Sales occurred in multiple tranches at weighted-average prices reported per tranche between $297.83 and $310.17, with detailed price ranges disclosed in footnotes. There is no indication in this Form 4 of options exercised, purchases, or derivative transactions—only non-derivative sales. For investors, this filing documents insider selling but attributes it to a pre-established plan, which typically reduces the likelihood the trades reflect new private information.

Corporate Governance Expert

TL;DR: Sales executed under a 10b5-1 plan, signed by attorney-in-fact; procedural compliance appears met.

The Form 4 identifies the reporting person as both President & CEO and a director, and explicitly checks the box indicating the transactions were executed pursuant to a Rule 10b5-1 trading plan. The filing includes weighted-average prices and per-tranche ranges for transparency and is signed by an attorney-in-fact on 09/02/2025. From a governance perspective, use of a documented 10b5-1 plan and timely disclosure aligns with standard insider-trading compliance practices. The filing does not present material corporate governance concerns by itself.

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^*

Ittycheria Dev

(Last) (First) (Middle)

C/O MONGODB, INC.

1633 BROADWAY, 38TH FLOOR

(Street)

NEW YORK NY 10019

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MongoDB, Inc. [ MDB ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

3. Date of Earliest Transaction (Month/Day/Year)
08/28/2025

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	08/28/2025		S(1)		425	D	$297.83(2)	236,132	D
Class A Common Stock	08/28/2025		S(1)		200	D	$298.86(3)	235,932	D
Class A Common Stock	08/28/2025		S(1)		26,020	D	$299.99(4)	209,912	D
Class A Common Stock	08/28/2025		S(1)		721	D	$301.04(5)	209,191	D
Class A Common Stock	08/28/2025		S(1)		411	D	$302.3(6)	208,780	D
Class A Common Stock	08/28/2025		S(1)		200	D	$303.2(7)	208,580	D
Class A Common Stock	08/28/2025		S(1)		300	D	$304.5(8)	208,280	D
Class A Common Stock	08/28/2025		S(1)		900	D	$305.91(9)	207,380	D
Class A Common Stock	08/28/2025		S(1)		550	D	$307.08(10)	206,830	D
Class A Common Stock	08/28/2025		S(1)		2,350	D	$308.35(11)	204,480	D
Class A Common Stock	08/28/2025		S(1)		1,043	D	$309.31(12)	203,437	D
Class A Common Stock	08/28/2025		S(1)		200	D	$310.17(13)	203,237	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 transaction was pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

2. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $297.24 to $298.13, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

3. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $298.37 to $299.35, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

4. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $299.50 to $300.33, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

5. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $300.75 to $301.50, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

6. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $301.89 to $302.50, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

7. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $303.11 to $303.28, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

8. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $304.37 to $304.77, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

9. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $305.44 to $306.25, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

10. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $306.50 to $307.36, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

11. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $307.87 to $308.80, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

12. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $308.94 to $309.88, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

13. The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $309.96 to $310.37, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Remarks:

	/s/ Paul Johnston, Attorney-in-Fact	09/02/2025
	** 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 MongoDB insider Ittai Dev sell on 08/28/2025?

The Form 4 reports 33,320 Class A shares sold in multiple transactions under a Rule 10b5-1 plan on 08/28/2025.

At what prices were the MDB shares sold?

Weighted-average prices per reported tranche range from approximately $297.83 to $310.17, with footnotes listing specific price ranges for each tranche.

How many Class A shares does the reporting person own after the sales?

Following the reported transactions, the reporting person beneficially owned 203,237 Class A shares.

Were these sales ad hoc or part of a trading plan?

The Form 4 indicates the sales were made pursuant to a Rule 10b5-1 trading plan, as the corresponding box is checked and footnote 1 confirms the plan.

Who signed the Form 4 and when was it filed?

The Form 4 was signed by /s/ Paul Johnston, Attorney-in-Fact and dated 09/02/2025.