Arkolith/Insider Trading/AMPL/Form 4

Skates Spenser

Chief Executive Officer, Director, 10% OwnerAmplitude, Inc. (AMPL) · full profile →Form 4 · filed Dec 29, 2025
Net Selling
Open-Market Buys
$0
Open-Market Sells
$513K
Net Open-Market Flow
-$513K
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Dec 24, 2025Conversion(C)43K—$043K
Dec 24, 2025Sell(S)43K$12.01$513K0

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Dec 24, 2025Conversion(C)43K—$0567K

Transaction Codes

C
Conversion of a derivative
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001882913-25-000005) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML