MongoDB (MDB) director reports stock option exercise and insider sales

Rhea-AI Filing Summary

MongoDB, Inc. director reports option exercise and stock sales under a preset trading plan. On 12/16/2025, the reporting person sold 1,000 shares of MongoDB common stock at $410.03 per share. On 12/17/2025, they exercised a stock option to acquire 3,917 shares at an exercise price of $7.58 per share, then sold 1,566 shares at $421.85 per share.

After these transactions, the reporting person beneficially owned 25,659 shares of MongoDB common stock directly, along with 7,833 stock options. The filing states that the trades were carried out under a Rule 10b5-1 trading plan and that the stock option was immediately exercisable and fully vested, with an expiration date of 12/07/2026.

Insider Trade Summary

Net Seller: 2,566 shares ($1,070,647)

Net Sell 4 txns

Insider Cochran Hope F

Role Director

Sold 2,566 shs ($1.07M)

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	3,917	$0.00	--
Exercise	Common Stock	3,917	$7.58	$30K
Sale	Common Stock	1,566	$421.85	$661K
Sale	Common Stock	1,000	$410.03	$410K

Holdings After Transaction: Stock Option (Right to Buy) — 7,833 shares (Direct); Common Stock — 27,225 shares (Direct)

Footnotes (1)

1. The transaction was pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. Immediately exercisable and fully vested.

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^*

Cochran Hope F

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

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
Common Stock	12/16/2025		S(1)		1,000	D	$410.03	23,308	D
Common Stock	12/17/2025		M(1)		3,917	A	$7.58	27,225	D
Common Stock	12/17/2025		S(1)		1,566	D	$421.85	25,659	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)	$7.58	12/17/2025		M(1)			3,917	(2)	12/07/2026	Common Stock	3,917	$0	7,833	D

Explanation of Responses:

1. The transaction was pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

2. Immediately exercisable and fully vested.

Remarks:

	/s/ Paul Johnston, Attorney-in-Fact	12/18/2025
	** 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 insider transactions did MongoDB (MDB) report in this Form 4?

The Form 4 reports that a MongoDB director sold 1,000 shares of common stock on 12/16/2025 at $410.03 per share, exercised an option to acquire 3,917 shares at $7.58 per share on 12/17/2025, and sold 1,566 shares on the same day at $421.85 per share.

How many MongoDB (MDB) shares does the reporting person own after these transactions?

Following the reported transactions, the director beneficially owned 25,659 shares of MongoDB common stock directly, plus 7,833 stock options.

Were the MongoDB (MDB) insider trades made under a Rule 10b5-1 plan?

Yes. The filing states that the transactions were made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person, which is a preset plan for buying or selling shares.

What stock option activity did the MongoDB (MDB) director report?

The director exercised a stock option with an exercise price of $7.58 per share for 3,917 shares of MongoDB common stock on 12/17/2025. The option is described as immediately exercisable and fully vested with an expiration date of 12/07/2026.

What were the sale prices for the MongoDB (MDB) shares sold by the insider?

The director sold 1,000 shares at $410.03 per share on 12/16/2025 and 1,566 shares at $421.85 per share on 12/17/2025.

What is the relationship of the reporting person to MongoDB (MDB)?

The reporting person is identified in the filing as a Director of MongoDB, Inc., and the Form 4 is filed for one reporting person.