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Amplitude (AMPL) SEC Filings & 10K Form

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$11.55 +0.62 (+5.67%)
Closing price 08/22/2025 04:00 PM Eastern
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$11.55 0.00 (0.00%)
As of 08/22/2025 06:42 PM Eastern
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Recent Amplitude SEC Filings

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DateFilerForm TypeView
08/19/2025
4:44 PM		Amplitude (Issuer)
Schultz Erica (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2025
4:44 PM		Amplitude (Issuer)
Liu Curtis (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2025
4:44 PM		Amplitude (Issuer)
Casey Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/19/2025
4:45 PM		Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/15/2025
3:29 PM		Amplitude (Subject)
Schultz Erica (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/11/2025
3:24 PM		Amplitude (Subject)
Vishria Eric (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/11/2025
9:50 AM		Amplitude (Subject)
GIC Private Ltd (Filed by)
Form SCHEDULE 13G/A
08/06/2025
4:57 PM		Amplitude (Issuer)
Skates Spenser (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/17/2025
4:47 PM		Amplitude (Issuer)
Schultz Erica (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/08/2025
3:55 PM		Amplitude (Issuer)
Tzuo Tien (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/16/2025
4:53 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/16/2025
4:18 PM		Amplitude (Issuer)
Grady Patrick W (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025
3:47 PM		Amplitude (Issuer)
Wong Catherine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/13/2025
3:48 PM		Amplitude (Issuer)
Schultz Erica (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/11/2025
3:30 PM		Amplitude (Subject)
Schultz Erica (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/11/2025
3:30 PM		Amplitude (Subject)
Wong Catherine (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/21/2025
4:22 PM		Amplitude (Issuer)
Wong Catherine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025
4:22 PM		Amplitude (Issuer)
Casey Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025
4:22 PM		Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025
4:22 PM		Amplitude (Issuer)
Liu Curtis (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025
3:23 PM		Amplitude (Subject)
Wong Catherine (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/12/2025
3:53 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/29/2025
3:59 PM		Amplitude (Issuer)
Liu Curtis (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/29/2025
3:59 PM		Amplitude (Issuer)
Casey Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/25/2025
3:30 PM		Amplitude (Filer)
Form DEF 14A
04/25/2025
3:32 PM		Amplitude (Filer)
Form DEFA14A
04/08/2025
5:13 PM		Amplitude (Issuer)
Tzuo Tien (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/08/2025
5:26 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/12/2025
3:32 PM		Amplitude (Issuer)
Wong Catherine (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
3:22 PM		Amplitude (Subject)
Wong Catherine (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/26/2025
4:15 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/25/2025
8:23 PM		Amplitude (Subject)
SC US , LTD. (0001607841) (Filed by)
Form SCHEDULE 13D/A
02/25/2025
3:52 PM		Amplitude (Issuer)
Tzuo Tien (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/25/2025
3:50 PM		Amplitude (Issuer)
Tzuo Tien (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
02/25/2025
3:16 PM		Amplitude (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/24/2025
5:22 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
3:19 PM		Amplitude (Subject)
Vishria Eric (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/20/2025
3:47 PM		Amplitude (Filer)
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
02/19/2025
3:07 PM		Amplitude (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/18/2025
3:30 PM		Amplitude (Issuer)
Casey Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/18/2025
3:30 PM		Amplitude (Issuer)
HANSEN THOMAS NEERGAARD (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
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01/29/2025
4:06 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
01/07/2025
3:55 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
12/16/2024
5:24 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
12/13/2024
3:27 PM		Amplitude (Subject)
Vishria Eric (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/18/2024
4:11 PM		Amplitude (Subject)
Wong Catherine (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/14/2024
3:51 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/13/2024
6:15 PM		Amplitude (Subject)
Liu Curtis (Filed by)
Form SC 13G/A
11/13/2024
3:30 PM		Amplitude (Subject)
Skates Spenser (Filed by)
Form SC 13G/A
10/08/2024
3:47 PM		Amplitude (Issuer)
Vishria Eric (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2024
4:06 PM		Amplitude (Issuer)
Casey Andrew (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)


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This page (NASDAQ:AMPL) was last updated on 8/23/2025 by MarketBeat.com Staff
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