MongoDB, Inc. (MDB) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-17 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: MongoDB, Inc. (MDB) CIK: 0001441816 --- Reporting Owner --- Name: Cochran Hope F CIK: 0001392352 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-17 | Code: S (Open market sale) Shares: -1,566 | Price: $344.05 Total Value: $538,782.30 Shares Owned After: 25,444 | Ownership: D (Direct) Footnotes: [F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. [Transaction #2] Security: Common Stock Date: 2026-06-17 | Code: M (Exercise of derivative) Shares: +3,916 | Price: $7.58 Total Value: $29,683.28 Shares Owned After: 29,360 | Ownership: D (Direct) Footnotes: [F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. --- Derivative Transactions --- [Transaction #1] Security: Stock Option (Right to Buy) Date: 2026-06-17 | Code: M (Exercise of derivative) Shares: -3,916 | Price: $0.00 Exercisable: N/A | Expires: 2026-12-07 Shares Owned After: 0 | Ownership: D (Direct) Footnotes: [F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. [F2] Immediately exercisable and fully vested. --- Footnotes (Complete Index) --- F1: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person. F2: Immediately exercisable and fully vested. --- Signature --- /s/ /s/ Gahee Lee, Attorney in Fact (2026-06-22)