04/16/2024
3:21 PM | Amplitude (Issuer)
Harms Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/16/2024
3:22 PM | Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
04/15/2024
3:37 PM | Amplitude (Filer)
| Form PRE 14A | |
02/28/2024
3:01 PM | Amplitude (Issuer)
Vishria Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/26/2024
5:39 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
02/23/2024
3:28 PM | Amplitude (Subject)
Wong Catherine (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
02/16/2024
5:07 PM | Amplitude (Subject)
SOMA EQUITY PARTNERS LP (Filed by)
| Form SC 13G/A | |
|
02/13/2024
5:39 PM | Amplitude (Subject)
Institutional Venture Partners XV, L.P. (Filed by)
| Form SC 13G/A | |
02/09/2024
7:35 AM | Amplitude (Subject)
FMR LLC (Filed by)
| Form SC 13G | |
02/05/2024
4:12 PM | Amplitude (Issuer)
Liu Curtis (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/29/2024
2:26 PM | Amplitude (Subject)
BlackRock Inc. (Filed by)
| Form SC 13G | |
01/09/2024
4:41 PM | Amplitude (Issuer)
Battery Partners Select Fund I GP, LLC (Reporting)
Battery Partners Select Fund I, L.P. (Reporting)
Battery Ventures Select Fund I, L.P. (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
01/09/2024
4:43 PM | Agrawal Neeraj (Reporting)
Amplitude (Issuer)
BROWN MICHAEL MAURICE (Reporting)
Elhafed Morad (Reporting)
Feldman Jesse (Reporting)
FLEISCHER RUSSELL L (Reporting)
Lee Roger H (Reporting)
Stoner Chelsea R. (Reporting)
Thakker Dharmesh (Reporting)
TOBIN SCOTT R (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/20/2023
3:37 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/17/2023
3:36 PM | Amplitude (Issuer)
Harms Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/17/2023
3:36 PM | Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
11/17/2023
3:25 PM | Amplitude (Subject)
Wong Catherine (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
08/21/2023
3:25 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/17/2023
7:03 PM | Amplitude (Issuer)
Harms Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/17/2023
7:04 PM | Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
07/07/2023
3:37 PM | Amplitude (Issuer)
Thakker Dharmesh (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/08/2023
7:30 PM | Amplitude (Issuer)
SC U.S. Growth IX Management, L.P. (Reporting)
SC U.S. Growth VIII Management, L.P. (Reporting)
SC U.S. VENTURE 2010 MANAGEMENT, L.P. (Reporting)
SC US , LTD. (0001607841) (Reporting)
Sequoia Capital U.S. Growth Fund IX, L.P. (Reporting)
Sequoia Capital U.S. Growth Fund VIII, L.P. (Reporting)
Sequoia Capital U.S. Growth IX Principals Fund, L.P. (Reporting)
Sequoia Capital U.S. Growth Partners Fund IX, L.P. (Reporting)
SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. (Reporting)
Sequoia Grove Manager, LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/08/2023
7:31 PM | Amplitude (Issuer)
Grady Patrick W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/08/2023
7:31 PM | Amplitude (Issuer)
SC US , LTD. (0001607841) (Reporting)
Sequoia Grove II, LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/08/2023
3:34 PM | Amplitude (Subject)
Sequoia Capital U.S. Growth Fund VIII, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/07/2023
3:26 PM | Amplitude (Subject)
Sequoia Grove II, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/07/2023
3:32 PM | Amplitude (Subject)
Sequoia Grove UK, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/06/2023
3:34 PM | Amplitude (Subject)
Sequoia Grove II, LLC (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/06/2023
3:40 PM | Amplitude (Subject)
Sequoia Grove UK, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/06/2023
3:29 PM | Amplitude (Subject)
Sequoia Capital U.S. Growth Fund VIII, L.P. (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
06/05/2023
7:23 PM | Amplitude (Issuer)
SC U.S. Growth IX Management, L.P. (Reporting)
SC U.S. Growth VIII Management, L.P. (Reporting)
SC U.S. VENTURE 2010 MANAGEMENT, L.P. (Reporting)
SC US , LTD. (0001607841) (Reporting)
Sequoia Capital U.S. Growth Fund IX, L.P. (Reporting)
Sequoia Capital U.S. Growth Fund VIII, L.P. (Reporting)
Sequoia Capital U.S. Growth IX Principals Fund, L.P. (Reporting)
Sequoia Capital U.S. Growth Partners Fund IX, L.P. (Reporting)
SEQUOIA CAPITAL U.S. VENTURE 2010-SEED FUND, L.P. (Reporting)
Sequoia Grove Manager, LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/05/2023
7:23 PM | Amplitude (Issuer)
SC US , LTD. (0001607841) (Reporting)
Sequoia Grove II, LLC (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/05/2023
7:24 PM | Amplitude (Issuer)
Grady Patrick W (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/18/2023
5:42 PM | Amplitude (Subject)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/18/2023
4:22 PM | Amplitude (Subject)
Harms Christopher (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/17/2023
3:49 PM | Amplitude (Subject)
Wong Catherine (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/10/2023
3:06 PM | Amplitude (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
05/05/2023
4:25 PM | Amplitude (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
05/03/2023
4:17 PM | Amplitude (Issuer)
Schultz Erica (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
