Amplitude, Inc. — SC 13G/A Filings
23 SC 13G/A filings on record
This page lists all SC 13G/A 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 23 SC 13G/A documents with the SEC since 2021. To view all SEC filings by Amplitude, Inc., see the full filings list.
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 |
|---|---|---|---|---|
| SC 13G/A | — | 0001897612-24-002004 | Nov 14, 2024 | — |
| SC 13G/A | SC 13G/A | 0001193125-24-257558 | Nov 13, 2024 | — |
| SC 13G/A | SC 13G/A | 0001193125-24-257269 | Nov 13, 2024 | — |
| SC 13G/A | SC 13G/A | 0001104659-24-116804 | Nov 12, 2024 | — |
| SC 13G/A | — | 0000315066-24-002671 | Nov 12, 2024 | — |
| SC 13G/A | — | 0001897612-24-001369 | Jun 10, 2024 | — |
| SC 13G/A | — | 0001172661-24-001615 | Feb 16, 2024 | — |
| SC 13G/A | SC 13G/A | 0001193125-24-036251 | Feb 14, 2024 | — |
| SC 13G/A | SC 13G/A | 0001104659-24-023678 | Feb 14, 2024 | — |
| SC 13G/A | SC 13G/A | 0001104659-24-022463 | Feb 13, 2024 | — |
| SC 13G/A | SC 13G/A | 0001193125-24-033964 | Feb 13, 2024 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-24-020281 | Feb 13, 2024 | — |
| SC 13G/A | SC 13G/A | 0001104659-24-019981 | Feb 13, 2024 | — |
| SC 13G/A | — | 0001306550-23-008815 | Mar 8, 2023 | — |
| SC 13G/A | SC 13G/A | 0001104659-23-021931 | Feb 14, 2023 | — |
| SC 13G/A | SC 13G/A | 0001104659-23-021655 | Feb 14, 2023 | — |
| SC 13G/A | SC 13G/A | 0001104659-23-021520 | Feb 14, 2023 | — |
| SC 13G/A | SC 13G/A | 0001193125-23-035897 | Feb 13, 2023 | — |
| SC 13G/A | SC 13G/A | 0001193125-23-035843 | Feb 13, 2023 | — |
| SC 13G/A | SC 13G/A | 0001193125-23-035755 | Feb 13, 2023 | — |
| SC 13G/A | SCHEDULE 13G/A | 0001104659-23-015303 | Feb 9, 2023 | — |
| SC 13G/A | — | 0000315066-22-001477 | Mar 10, 2022 | — |
| SC 13G/A | — | 0000315066-22-001397 | Feb 10, 2022 | — |