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Amplitude, Inc. — EFFECT Filings

2 EFFECT filings on record

This page lists all EFFECT filings submitted to the SEC by Amplitude, Inc. (AMPL), sorted by most recent first. Each row links to the full filing on EdgarLookup. Amplitude, Inc. has filed 2 EFFECT documents with the SEC since 2021. To view all SEC filings by Amplitude, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 144 3 4 4/A 424B3 424B4 5 8-A12B 8-K ARS CERT CORRESP D DEF 14A DEFA14A DRS DRS/A DRSLTR EFFECT FWP POS AM PRE 14A S-1 S-1/A S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
EFFECT — 9999999995-21-004774 Dec 21, 2021 —
EFFECT — 9999999995-21-003609 Sep 21, 2021 —