InsiderTrades

Form 4 for AMPL Amplitude, Inc.

Accepted 2025-12-17 00:00:00 ET · period of report 2025-12-15 · accession 0001542687-25-000011 · 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
DT 2025-12-17 2025-12-15 AMPL Schultz Erica Dir S - Sale+OE $10.88 -10.0K 114.9K -8% -$108.8K
DT 2025-12-17 2025-12-15 AMPL Schultz Erica Dir M - OptEx $4.19 +10.0K 124.9K +9% +$41.9K
DT 2025-12-17 2025-12-15 AMPL Schultz Erica Dir M - OptEx $4.19 -10.0K 49.5K -17% -$41.9K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Common Stock 2025-12-15 S D 10,000 $10.88 114,906 D — — (F1) The sales reported were effected pursuant to a 10b5-1 trading plan adopted by the reporting person on March 12, 2025. (F2) This transaction was executed in multiple trades at prices ranging from $10.7200 to $11.1900. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. (F3) Includes 14,906 RSUs.
2 Common Class A Common Stock 2025-12-15 M A 10,000 $4.19 124,906 D — —
3 Derivative Stock Option (Right to Buy) 2025-12-15 M D 10,000 $4.19 49,500 D $4.19 · — to 2030-12-15 10,000 Class A Common Stock (F4) The option is early exercisable. 1/48th of the shares subject to the option vest on each monthly anniversary measured from December 10, 2020 (the "Vesting Commencement Date"), such that 100% of the shares subject to the option will be fully vested on the fourth anniversary of the Vesting Commencement Date.