Dwight A. Merriman - 14 Aug 2026 Form 4 Insider Report for MongoDB, Inc. (MDB)

Reporting relationship: Director
Issuer ticker: MDB
Reported as of: 14 Aug 2026
Net transaction value: -$7,416,407
SEC form: 4
Accepted by SEC: 18 Aug 2026, 16:19:04 UTC
Prior SEC filing: 16 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Paul Johnston, Attorney-in-Fact

Key filing fact

Dwight A. Merriman filed Form 4 for MongoDB, Inc. (MDB) on 18 Aug 2026.

Key facts

This page summarizes Dwight A. Merriman's Form 4 filing for MongoDB, Inc. (MDB).
9 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 18 Aug 2026, 16:19.

Change

Previous filing in this sequence was filed on 16 Jul 2026.
Current net transaction value: -$7,416,407.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001237858 Primary reporting owner

MERRIMAN DWIGHT A

Relationship: Director
Address: C/O MONGODB, INC., 1633 BROADWAY, 38TH FLOOR, NEW YORK
Signature: /s/ Paul Johnston, Attorney-in-Fact
Signature date: 18 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MDB transaction

Common Stock

Sale

Transaction value: $3,172,157
Shares: -6,752
Change %: -0.69%
Price: $469.81
Shares after: 966,201
Date: 14 Aug 2026
Ownership: Direct
Footnotes: F1, F2

MDB transaction

Common Stock

Sale

Transaction value: $1,533,771
Shares: -3,248
Change %: -0.34%
Price: $472.22
Shares after: 962,953
Date: 14 Aug 2026
Ownership: Direct
Footnotes: F1, F3

MDB transaction

Common Stock

Sale

Transaction value: $445,388
Shares: -992
Change %: -0.22%
Price: $448.98
Shares after: 457,904
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F4, F5

MDB transaction

Common Stock

Sale

Transaction value: $743,863
Shares: -1,652
Change %: -0.36%
Price: $450.28
Shares after: 456,252
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F6

MDB transaction

Common Stock

Sale

Transaction value: $235,537
Shares: -522
Change %: -0.11%
Price: $451.22
Shares after: 455,730
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F7

MDB transaction

Common Stock

Sale

Transaction value: $208,173
Shares: -460
Change %: -0.1%
Price: $452.55
Shares after: 455,270
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F8

MDB transaction

Common Stock

Sale

Transaction value: $986,366
Shares: -2,174
Change %: -0.48%
Price: $453.71
Shares after: 453,096
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F9

MDB transaction

Common Stock

Sale

Transaction value: $36,390
Shares: -80
Change %: -0.02%
Price: $454.88
Shares after: 453,016
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F10

MDB transaction

Common Stock

Sale

Transaction value: $54,763
Shares: -120
Change %: -0.03%
Price: $456.36
Shares after: 452,896
Date: 17 Aug 2026
Ownership: By Trust
Footnotes: F1, F5, F11

MDB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 79,262
Date: 14 Aug 2026
Ownership: Dwight A. Merriman Charitable Foundation
Footnotes: F12

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 12 footnotes

Footnote F1

The transactions were pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person.

Footnote F2

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $469.50 to $469.86, 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.

Footnote F3

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $471.39 to $472.36, 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.

Footnote F4

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $448.64 to $449.52, 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.

Footnote F5

These shares are held by The Dwight A. Merriman 2012 Trust for the benefit of the Reporting Person's children.

Footnote F6

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $449.77 to $450.73, 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.

Footnote F7

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $451.11 to $451.75, 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.

Footnote F8

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $452.11 to $453.04, 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.

Footnote F9

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $453.28 to $454.24, 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.

Footnote F10

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $454.57 to $455.19, 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.

Footnote F11

The price reported is a weighted average price. The shares were sold in multiple transactions at prices ranging from $456.35 to $456.37, 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.

Footnote F12

The Dwight A. Merriman Charitable Foundation is a Delaware nonstock nonprofit corporation. The Reporting Person is deemed to have voting and investment power over the shares of MongoDB, Inc. Common Stock held by the Dwight A. Merriman Charitable Foundation, but has no pecuniary interest in these shares.