08/20/2024
3:15 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/16/2024
3:27 PM | Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
08/05/2024
8:06 AM | Amplitude (Filer)
| Form 8-K
Current report pursuant to Section 13 or 15(d) | |
07/09/2024
8:44 PM | Amplitude (Issuer)
Vishria Eric (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
3:54 PM | Amplitude (Issuer)
Schultz Erica (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
3:54 PM | Amplitude (Issuer)
Whitehurst James M (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
3:54 PM | Amplitude (Issuer)
Steele Elisa (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
|
06/13/2024
3:54 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/13/2024
3:54 PM | Amplitude (Issuer)
Gill Ronald S (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
06/10/2024
12:45 PM | Amplitude (Subject)
T. Rowe Price Investment Management, Inc. (Filed by)
| Form SC 13G/A | |
05/20/2024
3:19 PM | Amplitude (Issuer)
Wong Catherine (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/17/2024
4:20 PM | Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/17/2024
4:21 PM | Amplitude (Issuer)
Harms Christopher (Reporting)
| Form 4
Statement of changes in beneficial ownership of securities | |
05/17/2024
3:32 PM | Amplitude (Subject)
Wong Catherine (Reporting)
| Form 144
Notice of proposed sale of securities pursuant to Rule 144 | |
05/09/2024
3:08 PM | Amplitude (Filer)
| Form 10-Q
General form for quarterly reports under Section 13 or 15(d) | |
04/29/2024
3:35 PM | Amplitude (Filer)
| Form DEF 14A | |
04/29/2024
3:36 PM | Amplitude (Filer)
| Form DEFA14A | |
04/29/2024
3:37 PM | Amplitude (Filer)
| Form ARS | |
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 | |
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