SEC Form 4 · accession 0001866692-26-000015
Amplitude, Inc. · AMPL
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Nathaniel Glenn Crook
Officer — Chief Commercial Officer
Period of report
Sep 4, 2026
Accepted (ET)
Sep 9, 2026 · 5:03 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001866692
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Class A Common StockF1,F2,F3 | Sep 4, 2026 | S | 300,000 | $12.9925 | D | 1,622,696 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The sales reported were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on June 2, 2026.
- F2This transaction was executed in multiple trades at prices ranging from $12.6150 to $13.5100. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.
- F3Includes 1,241,362 restricted stock units.