| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Pech Cedric | President, Field Operations | C/O MONGODB, INC., 1633 BROADWAY, 38TH FLOOR, NEW YORK | /s/ Paul Johnston, Attorney-in-Fact | 05 Jan 2026 | 0001767034 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MDB | Common Stock | Tax liability | $145,213 | -346 | -0.61% | $419.69 | 56,587 | 01 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares of common stock withheld by the Issuer to satisfy tax withholding obligations for the Reporting Person due upon the vesting of Restricted Stock Units previously granted to the Reporting Person. |