Form 4 for AMPL Amplitude, Inc.
Accepted 2026-04-17 17:54:46 ET · period of report 2026-04-15 · accession 0002121274-26-000002 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-04-17 17:54 | 2026-04-15 | AMPL | Crook Nathaniel Glenn | Chief Commercial Off | A - Grant | $0.00 | +1.25M | 2.13M | +143% | $0 |
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 | 2026-04-15 | A | A | 278,551 | $0.00 | 1,156,096 | D | — | — | (F1) Each restricted stock unit ("RSU") represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in four substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date. (F2) Includes 726,441 restricted stock units. |
| 2 | Common | Class A Common Stock | 2026-04-15 | A | A | 974,930 | $0.00 | 2,131,026 | D | — | — | (F3) Each RSU represents a right to receive one share of the Issuer's Class A Common Stock. The RSUs vest in twelve substantially equal quarterly installments beginning on May 15, 2026, subject to the continued service of the reporting person through each vesting date. (F4) Includes 1,701,371 RSUs. |