AMPL Stock: Insider Activity, Filings & Research

Amplitude, Inc. (AMPL)Drillr’s hub for AMPL insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, AMPL insiders filed 0 open-market buys and 3 sales (SEC Form 4).

AMPL insider trading activity (SEC Form 4)

Sentiment
0/100
Buys (3m)
0
Sells (3m)
3
Net (3m)
-$649.3K
Insider trades by month Buys Sells
Sep
Oct
Nov
Dec
Mar
May
Context3-month price +5.1%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
May 19, 2026Skates Spenserdirector, 10 percent owner, officer: CEO and PresidentTax39,562$6.06
May 19, 2026Crook Nathaniel Glennofficer: Chief Commercial OfficerTax101,292$6.06
May 19, 2026Liu Curtisdirector, 10 percent owner, officer: Chief Technology OfficerTax40,279$6.06
May 19, 2026Casey Andrewofficer: Chief Financial OfficerTax64,872$6.06
May 6, 2026Liu Curtisdirector, 10 percent owner, officer: Chief Technology OfficerSell17,586$8.12
Apr 22, 2026Skates Spenserdirector, 10 percent owner, officer: CEO and PresidentGrant1,323,119
Apr 17, 2026Casey Andrewofficer: Chief Financial OfficerGrant431,754
Apr 17, 2026Crook Nathaniel Glennofficer: Chief Commercial OfficerGrant278,551
Apr 17, 2026Crook Nathaniel Glennofficer: Chief Commercial OfficerGrant974,930
Apr 17, 2026Liu Curtisdirector, 10 percent owner, officer: Chief Technology OfficerGrant417,827
Apr 7, 2026Schultz EricadirectorGrant1,678
Apr 7, 2026Tzuo TiendirectorGrant1,538
Mar 10, 2026Liu Curtisdirector, 10 percent owner, officer: Chief Technology OfficerSell33,201$8.01
Mar 9, 2026Liu Curtisdirector, 10 percent owner, officer: Chief Technology OfficerSell30,061$8.00
Feb 17, 2026Casey Andrewofficer: Chief Financial OfficerTax39,438$6.34

Source: AMPL SEC Form 4 filings, latest May 19, 2026. For informational purposes only — not investment advice.

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