Amplitude, Inc. — 4 Filings
232 4 filings on record
This page lists all 4 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 232 4 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 |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001883022-26-000006 | Mar 10, 2026 | Mar 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0001883022-26-000005 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001728084-26-000002 | Feb 17, 2026 | Feb 15, 2026 |
| 4 | PRIMARY DOCUMENT | 0002032390-26-000002 | Feb 17, 2026 | Feb 15, 2026 |
| 4 | PRIMARY DOCUMENT | 0001883022-26-000002 | Feb 17, 2026 | Feb 15, 2026 |
| 4 | PRIMARY DOCUMENT | 0001735409-26-000003 | Jan 7, 2026 | Jan 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001882913-25-000007 | Dec 30, 2025 | Dec 26, 2025 |
| 4 | PRIMARY DOCUMENT | 0001882913-25-000005 | Dec 29, 2025 | Dec 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0001542687-25-000011 | Dec 17, 2025 | Dec 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001542687-25-000009 | Nov 19, 2025 | Nov 17, 2025 |
| 4 | PRIMARY DOCUMENT | 0002032390-25-000006 | Nov 18, 2025 | Nov 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001728084-25-000003 | Nov 18, 2025 | Nov 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001883022-25-000003 | Nov 18, 2025 | Nov 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001882913-25-000003 | Nov 13, 2025 | Nov 11, 2025 |
| 4 | PRIMARY DOCUMENT | 0002032390-25-000004 | Nov 12, 2025 | Nov 7, 2025 |
| 4 | PRIMARY DOCUMENT | 0001542687-25-000007 | Oct 17, 2025 | Oct 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001735409-25-000005 | Oct 7, 2025 | Oct 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001542687-25-000005 | Sep 17, 2025 | Sep 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005896 | Aug 19, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005897 | Aug 19, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005898 | Aug 19, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005899 | Aug 19, 2025 | Aug 15, 2025 |
| 4 | — | 0001610717-25-000291 | Aug 6, 2025 | Aug 4, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005458 | Jul 17, 2025 | Jun 11, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-005351 | Jul 8, 2025 | Jul 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004856 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004857 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004858 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | 4 | 0000950170-25-086864 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004855 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004863 | Jun 16, 2025 | Jun 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004823 | Jun 13, 2025 | Jun 11, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004822 | Jun 13, 2025 | Jun 11, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004067 | May 21, 2025 | May 19, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004002 | May 19, 2025 | May 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004003 | May 19, 2025 | May 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-004004 | May 19, 2025 | May 15, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-048478 | May 14, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003763 | May 12, 2025 | May 8, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003353 | Apr 29, 2025 | Apr 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003351 | Apr 29, 2025 | Apr 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003350 | Apr 29, 2025 | Apr 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003076 | Apr 8, 2025 | Apr 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-003077 | Apr 8, 2025 | Apr 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-002468 | Mar 17, 2025 | Mar 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-002333 | Mar 12, 2025 | Mar 11, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-017506 | Feb 26, 2025 | Feb 24, 2025 |
| 4 | 4 | 0000950170-25-026797 | Feb 25, 2025 | Feb 22, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-016600 | Feb 24, 2025 | Feb 20, 2025 |
| 4 | PRIMARY DOCUMENT | 0001562180-25-001240 | Feb 18, 2025 | Feb 15, 2025 |