=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-06-02
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: MongoDB, Inc. (MDB)
CIK: 0001441816
--- Reporting Owner ---
Name: BOTHA ROELOF
CIK: 0001222287
Role: Director
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-06-02 | Code: S (Open market sale)
Shares: -680 | Price: $395.48
Total Value: $268,929.60
Shares Owned After: 193,920 | Ownership: I (Indirect) | Nature: By Estate Planning Vehicles
Footnotes:
[F1] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $395.20 to $396.04, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
[Transaction #2]
Security: Common Stock
Date: 2026-06-02 | Code: S (Open market sale)
Shares: -4,225 | Price: $397.25
Total Value: $1,678,393.93
Shares Owned After: 189,695 | Ownership: I (Indirect) | Nature: By Estate Planning Vehicles
Footnotes:
[F2] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $396.50 to $397.495, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
[Transaction #3]
Security: Common Stock
Date: 2026-06-02 | Code: S (Open market sale)
Shares: -28,889 | Price: $397.99
Total Value: $11,497,570.67
Shares Owned After: 160,806 | Ownership: I (Indirect) | Nature: By Estate Planning Vehicles
Footnotes:
[F3] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $397.50 to $398.49, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
[Transaction #4]
Security: Common Stock
Date: 2026-06-02 | Code: S (Open market sale)
Shares: -9,856 | Price: $398.74
Total Value: $3,929,980.45
Shares Owned After: 150,950 | Ownership: I (Indirect) | Nature: By Estate Planning Vehicles
Footnotes:
[F4] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $398.51 to $399.47, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
[Transaction #5]
Security: Common Stock
Date: 2026-06-02 | Code: S (Open market sale)
Shares: -400 | Price: $399.82
Total Value: $159,928.00
Shares Owned After: 150,550 | Ownership: I (Indirect) | Nature: By Estate Planning Vehicles
Footnotes:
[F5] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $399.65 to $399.92, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
--- Holdings ---
[Holding #1]
Security: Common Stock
Ownership: D (Direct)
--- Footnotes (Complete Index) ---
F1: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $395.20 to $396.04, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
F2: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $396.50 to $397.495, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
F3: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $397.50 to $398.49, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
F4: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $398.51 to $399.47, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
F5: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $399.65 to $399.92, inclusive. The Reporting Person undertakes to provide to the Company, any security holder of the Company or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.
--- Signature ---
/s/ /s/ Jung Yeon Son, Attorney-in-Fact (2026-06-04)
