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Insider filing · AMPL

Andrew Casey bought $300K of Amplitude (AMPL)

Executed Nov 7 2025, disclosed Nov 12 2025, 5 days later.

Value, as filed
$300K
30,000 sh × $9.99
Executed
Nov 7 2025
the trade date, as filed
Disclosed
Nov 12 2025
5 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
+0.5%
+15.3% from execution

Over the 21 trading sessions from the disclosed entry session (Nov 12 2025), the stock returned +0.5% (delay-adjusted); from the execution session (Nov 7 2025), +15.3%. Derived: entry at the session's open, exit at the close 20 sessions later.

The filer
AC Andrew Casey Chief Financial Officer profile →

Andrew Casey (Chief Financial Officer) filed 1 Form 4 report in the trailing twelve months (1 purchase, 0 sales), most often in Amplitude, Inc. (AMPL). Across 1 priced purchase filing, the average 21-session return was +15.3% from execution and +0.5% from disclosure (delay-adjusted; derived). The median gap between execution and disclosure was 5 days.

The name
AMPL Amplitude, Inc. AMPL · Technology · 24 filings in 24 months ticker →

Technology · Amplitude, Inc., together with its subsidiaries, provides an AI analytics platform that helps analyze customer behavior within digital prod…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→
Other filings by Andrew Casey in AMPL
AMPLPURCHASE Amplitude, Inc. $240K
21,000 sh × $11.42
Exec Mar 13 2025
Filed Mar 17 2025 · 5:30 PM ET