MongoDB (NASDAQ: MDB) exec logs PSU vesting grants and tax withholding in Form 4

Rhea-AI Filing Summary

MongoDB, Inc. President, Field Operations Cedric Pech reported compensation-related stock activity. On April 1, 2026, he acquired 8,417, 2,660, and 10,794 shares of MongoDB common stock at no cost upon the vesting of performance-based restricted stock units granted in 2023, 2024, and 2025 under the company’s long-term incentive bonus plan and 2016 Equity Incentive Plan. In a separate entry the same day, 2,405 shares were withheld at $244.77 per share to cover tax obligations tied to these vestings and certain prior restricted stock units. After these transactions, Pech directly holds 76,053 MongoDB common shares.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Pech Cedric

Role President, Field Operations

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	8,417	$0.00	--
Grant/Award	Common Stock	2,660	$0.00	--
Grant/Award	Common Stock	10,794	$0.00	--
Tax Withholding	Common Stock	2,405	$244.77	$589K

Holdings After Transaction: Common Stock — 65,004 shares (Direct)

Footnotes (1)

1. Represents shares of Common Stock received upon the vesting of a portion of the performance-based restricted stock units ("PSUs") awarded to the Reporting Person on March 24, 2023 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer. Represents shares of Common Stock received upon the vesting of a portion of the PSUs awarded to the Reporting Person on March 22, 2024 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer. Represents shares of Common Stock received upon the vesting of a portion of the PSUs awarded to the Reporting Person on March 20, 2025 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer. Represents shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations for the Reporting Person due upon the vesting of PSUs and certain Restricted Stock Units previously granted to the Reporting Person.

Key Figures

PSU vesting grant 1: 8,417 shares PSU vesting grant 2: 2,660 shares PSU vesting grant 3: 10,794 shares +3 more

6 metrics

PSU vesting grant 1 8,417 shares Common stock from performance-based RSUs vested on April 1, 2026

PSU vesting grant 2 2,660 shares Additional common stock from PSUs vested on April 1, 2026

PSU vesting grant 3 10,794 shares Common stock from 2025 PSU award vested on April 1, 2026

Tax withholding shares 2,405 shares Shares withheld to satisfy tax obligations at $244.77 per share

Tax withholding price $244.77/share Value used for shares withheld for taxes on April 1, 2026

Shares held after transactions 76,053 shares Total MongoDB common stock directly owned after reported Form 4 events

Key Terms

performance-based restricted stock units, PSUs, long-term incentive bonus plan, 2016 Equity Incentive Plan, +1 more

5 terms

performance-based restricted stock units financial

"Represents shares of Common Stock received upon the vesting of a portion of the performance-based restricted stock units ("PSUs") awarded"

Performance-based restricted stock units are a type of employee equity award that converts into company shares only if predefined financial or operational targets are met over a set period. Think of it like a bonus check that becomes stock only when specific goals are hit; it ties pay to results, aligning managers’ incentives with shareholders. Investors care because these awards affect future share count, executive incentives, and signal how management’s success will be measured and rewarded.

PSUs financial

"Each PSU represents the contingent right to receive one share of Common Stock of the Issuer."

PSUs are company shares promised to employees or executives that only become actual stock if the business hits specific performance targets over a set period. For investors, PSUs matter because they link pay to measurable outcomes — similar to a conditional bonus that converts into ownership — which can influence management decisions, dilution of shares, and signals about confidence in future results.

long-term incentive bonus plan financial

"awarded to the Reporting Person on March 24, 2023 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan"

2016 Equity Incentive Plan financial

"under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction"

tax withholding obligations financial

"shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations for the Reporting Person due upon the vesting"

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^*

Pech Cedric

(Last) (First) (Middle)

C/O MONGODB, INC.

1633 BROADWAY, 38TH FLOOR

(Street)

NEW YORK NEW YORK 10019

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Field Operations

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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	04/01/2026		A(1)		8,417	A	$0	65,004	D
Common Stock	04/01/2026		A(2)		2,660	A	$0	67,664	D
Common Stock	04/01/2026		A(3)		10,794	A	$0	78,458	D
Common Stock	04/01/2026		F(4)		2,405	D	$244.77	76,053	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. Represents shares of Common Stock received upon the vesting of a portion of the performance-based restricted stock units ("PSUs") awarded to the Reporting Person on March 24, 2023 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer.

2. Represents shares of Common Stock received upon the vesting of a portion of the PSUs awarded to the Reporting Person on March 22, 2024 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer.

3. Represents shares of Common Stock received upon the vesting of a portion of the PSUs awarded to the Reporting Person on March 20, 2025 under the Issuer's long-term incentive bonus plan and 2016 Equity Incentive Plan, which vested based on the Issuer's satisfaction of certain performance criteria. In light of the performance-based vesting criteria of the PSUs, such shares were not previously reportable under Section 16. Each PSU represents the contingent right to receive one share of Common Stock of the Issuer.

4. Represents shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations for the Reporting Person due upon the vesting of PSUs and certain Restricted Stock Units previously granted to the Reporting Person.

Remarks:

	/s/ Gahee Lee, Attorney in Fact	04/03/2026
	** 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 transactions did Cedric Pech report for MongoDB (MDB)?

Cedric Pech reported the vesting of performance-based stock awards and related tax withholding. He acquired 8,417, 2,660, and 10,794 MongoDB common shares at no cost, while 2,405 shares were withheld to satisfy tax obligations linked to these and certain prior equity awards.

Were Cedric Pech’s MongoDB (MDB) Form 4 transactions open-market buys or sells?

The Form 4 shows no open-market buying or selling. All entries are equity compensation events: performance-based restricted stock units vesting as share grants and a tax-withholding disposition, where 2,405 shares were withheld by MongoDB to cover Pech’s tax obligations on the vesting.

How many MongoDB (MDB) shares did Cedric Pech receive from PSU vesting?

Cedric Pech received 8,417, 2,660, and 10,794 MongoDB common shares from the vesting of performance-based restricted stock units. These PSUs were granted in 2023, 2024, and 2025 under the company’s long-term incentive bonus plan and 2016 Equity Incentive Plan, and vested upon meeting performance criteria.

What was the purpose of the 2,405-share disposition on Cedric Pech’s MongoDB (MDB) Form 4?

The 2,405-share disposition represents tax withholding, not an open-market sale. MongoDB withheld these shares, valued at $244.77 each, to satisfy Cedric Pech’s tax obligations arising from the vesting of performance-based restricted stock units and certain previously granted restricted stock units.

How many MongoDB (MDB) shares does Cedric Pech hold after these Form 4 transactions?

Following the reported vesting and tax-withholding entries, Cedric Pech directly holds 76,053 MongoDB common shares. This total reflects the net effect of three performance-based stock unit vestings that added shares and a single tax-withholding transaction that reduced his position slightly.

What are performance-based restricted stock units (PSUs) in MongoDB’s compensation plans?

MongoDB’s performance-based restricted stock units are awards that convert into common shares only if specific performance criteria are met. Each PSU represents a contingent right to receive one share of common stock and, in Cedric Pech’s case, vested under the long-term incentive bonus and 2016 Equity Incentive plans.