Form 4 for AMPL Amplitude, Inc.
Accepted 2026-03-09 00:00:00 ET · period of report 2026-03-05 · accession 0001883022-26-000005 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-03-09 | 2026-03-05 | AMPL | Liu Curtis | CTO, Dir, 10% | S - Sale | $8.00 | -30.1K | 637.0K | -5% | -$240.5K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-03-05 | S | D | 30,061 | $8.00 | 636,957 | D | — | — | (F1) The sales reported were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on November 26, 2025. (F2) This transaction was executed in multiple trades in prices ranging from $8.00 to $8.02, inclusive. 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. (F3) Includes 568,585 restricted stock units. |