| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Bull Thomas | Chief Accounting Officer | C/O MONGODB, INC., 1633 BROADWAY, 38TH FLOOR, NEW YORK | /s/ Paul Johnston, Attorney-in-Fact | 2025-10-03 | 0001719887 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MDB | Class A Common Stock | Tax liability | -$80.4K | -259 | -2.23% | $310.38 | 11.3K | Oct 1, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares of Class A common stock withheld by the Issuer to satisfy tax withholding obligations for the Reporting Person due upon the vesting of certain Restricted Stock Units previously granted to the Reporting Person. |