InsiderTrades

Form 4 for AMPL Amplitude, Inc.

Accepted 2026-05-19 16:27:54 ET · period of report 2026-05-15 · accession 0002032390-26-000006 · 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
2026-05-19 16:27 2026-05-15 AMPL Casey Andrew CFO F - Tax $6.06 -64.9K 1.44M -4% -$393.1K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2026-05-15 F D 64,872 $6.06 1,436,152 D — — (F1) Represents shares of the Issuer's Class A Common Stock withheld by the Issuer solely to satisfy tax withholding obligations in connection with the net issuance of shares of the Issuer's Class A Common Stock delivered to the reporting person on May 15, 2026, from the vesting of restricted stock units ("RSUs"), and does not represent a sale by the Reporting Person. (F2) Includes 958,054 RSUs. (F3) Includes 2,500 shares acquired under the Issuer's employee stock purchase plan on May 14, 2026.