=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-06-16
10b5-1 Pre-arranged Plan: Yes
--- Issuer ---
Name: MongoDB, Inc. (MDB)
CIK: 0001441816
--- Reporting Owner ---
Name: BERRY MICHAEL J
CIK: 0001269088
Role: Officer (Chief Financial Officer)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -198 | Price: $345.42
Total Value: $68,393.16
Shares Owned After: 6,302 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F2] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $344.80 to $345.78, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #2]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -309 | Price: $346.19
Total Value: $106,972.71
Shares Owned After: 5,993 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F4] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $345.82 to $346.77, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #3]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -223 | Price: $347.55
Total Value: $77,503.65
Shares Owned After: 5,770 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F5] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $347.09 to $348.03, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #4]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -650 | Price: $348.74
Total Value: $226,681.00
Shares Owned After: 5,120 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F6] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $348.11 to $349.10, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #5]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -899 | Price: $349.59
Total Value: $314,281.41
Shares Owned After: 4,221 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F7] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $349.11 to $350.10, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #6]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -1,142 | Price: $350.62
Total Value: $400,408.04
Shares Owned After: 3,079 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F8] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $350.12 to $351.11, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #7]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -477 | Price: $351.51
Total Value: $167,670.27
Shares Owned After: 2,602 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F9] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $351.12 to $352.03, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #8]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -98 | Price: $352.51
Total Value: $34,545.98
Shares Owned After: 2,504 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F10] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $352.18 to $353.11, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #9]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -252 | Price: $353.85
Total Value: $89,170.20
Shares Owned After: 2,252 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F11] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $353.24 to $354.16, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #10]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -127 | Price: $354.84
Total Value: $45,064.68
Shares Owned After: 2,125 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F12] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $354.31 to $355.23, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #11]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -85 | Price: $355.65
Total Value: $30,230.25
Shares Owned After: 2,040 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F13] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $355.33 to $356.00, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #12]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -48 | Price: $356.65
Total Value: $17,119.20
Shares Owned After: 1,992 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F14] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $356.04 to $357.00, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #13]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -108 | Price: $357.91
Total Value: $38,654.28
Shares Owned After: 1,884 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F15] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $357.25 to $358.13, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #14]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -113 | Price: $359.35
Total Value: $40,606.55
Shares Owned After: 1,771 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F16] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $358.89 to $359.70, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #15]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -29 | Price: $360.67
Total Value: $10,459.43
Shares Owned After: 1,742 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F17] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $360.49 to $361.00, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #16]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -105 | Price: $362.22
Total Value: $38,033.10
Shares Owned After: 1,637 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F18] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $361.70 to $362.59, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #17]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -134 | Price: $363.07
Total Value: $48,651.38
Shares Owned After: 1,503 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F19] The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $362.71 to $363.38, 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] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
[Transaction #18]
Security: Common Stock
Date: 2026-06-16 | Code: S (Open market sale)
Shares: -3 | Price: $363.87
Total Value: $1,091.61
Shares Owned After: 1,500 | Ownership: I (Indirect) | Nature: By Trust
Footnotes:
[F1] The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
[F3] These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
--- Holdings ---
[Holding #1]
Security: Common Stock
Ownership: D (Direct)
--- Footnotes (Complete Index) ---
F1: The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.
F10: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $352.18 to $353.11, 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.
F11: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $353.24 to $354.16, 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.
F12: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $354.31 to $355.23, 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.
F13: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $355.33 to $356.00, 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.
F14: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $356.04 to $357.00, 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.
F15: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $357.25 to $358.13, 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
F16: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $358.89 to $359.70, 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.
F17: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $360.49 to $361.00, 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
F18: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $361.70 to $362.59, 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.
F19: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $362.71 to $363.38, 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 $344.80 to $345.78, 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: These shares are held by The Berry Family Trust, a revocable trust of which the Reporting Person is a trustee.
F4: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $345.82 to $346.77, 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 $347.09 to $348.03, 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.
F6: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $348.11 to $349.10, 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.
F7: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $349.11 to $350.10, 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.
F8: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $350.12 to $351.11, 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.
F9: The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $351.12 to $352.03, 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/ Gahee Lee, Attorney in Fact (2026-06-18)
