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Amprius Technologies (AMPX) SEC Filings & 10K Form

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$6.36 -0.57 (-8.23%)
Closing price 08/1/2025 03:59 PM Eastern
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Recent Amprius Technologies SEC Filings

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DateFilerForm TypeView
06/17/2025
7:27 PM		Amprius Technologies (Issuer)
DIXON DONALD R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/17/2025
7:41 PM		Amprius Technologies (Issuer)
HSIEH Wen Hsuan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/17/2025
7:18 PM		Amprius Technologies (Issuer)
Chu Steven (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/17/2025
7:18 PM		Amprius Technologies (Issuer)
BAYLESS KATHLEEN A (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/17/2025
7:19 PM		Amprius Technologies (Issuer)
SATTERTHWAITE LIVINGSTON (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/23/2025
4:54 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/23/2025
4:43 PM		Amprius Technologies (Subject)
Sun Kang (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/23/2025
4:44 PM		Amprius Technologies (Subject)
Wallach Sandra (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/23/2025
4:46 PM		Amprius Technologies (Subject)
Stefan Constantin Ionel (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/23/2025
4:48 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/23/2025
4:51 PM		Amprius Technologies (Issuer)
Wallach Sandra (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
4:33 PM		Amprius Technologies (Subject)
SAIF Partners IV L.P. (Filed by)
Form SCHEDULE 13G/A
05/12/2025
5:08 PM		Amprius Technologies (Issuer)
Stepien Thomas M (Reporting)
Form 3/A
05/08/2025
4:13 PM		Amprius Technologies (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
05/06/2025
7:11 PM		Amprius Technologies (Issuer)
Stepien Thomas M (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
05/06/2025
7:12 PM		Amprius Technologies (Issuer)
Stepien Thomas M (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/23/2025
7:40 AM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/21/2025
3:55 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/21/2025
3:57 PM		Amprius Technologies (Issuer)
Wallach Sandra (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/21/2025
4:03 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/20/2025
4:20 PM		Amprius Technologies (Filer)
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
03/20/2025
3:08 PM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/18/2025
4:07 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/12/2025
4:14 PM		Amprius Technologies (Issuer)
Bornstein Jonathan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
6:36 PM		Amprius Technologies (Subject)
Sun Kang (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/24/2025
6:37 PM		Amprius Technologies (Issuer)
Bornstein Jonathan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
6:38 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
6:40 PM		Amprius Technologies (Issuer)
Wallach Sandra (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
6:42 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2025
6:27 PM		Amprius Technologies (Subject)
Wallach Sandra (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/24/2025
6:29 PM		Amprius Technologies (Subject)
Bornstein Jonathan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
02/24/2025
6:31 PM		Amprius Technologies (Subject)
Stefan Constantin Ionel (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
12/09/2024
4:28 PM		Amprius Technologies (Filer)
Form 424B7
11/22/2024
3:27 PM		Amprius Technologies (Issuer)
Bornstein Jonathan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/22/2024
3:29 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
11/21/2024
7:58 PM		Amprius Technologies (Subject)
Bornstein Jonathan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/21/2024
7:15 PM		Amprius Technologies (Subject)
Wallach Sandra (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/21/2024
7:16 PM		Amprius Technologies (Subject)
Sun Kang (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/21/2024
7:24 PM		Amprius Technologies (Subject)
Stefan Constantin Ionel (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/21/2024
4:11 PM		Amprius Technologies (Subject)
Bornstein Jonathan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
11/07/2024
4:04 PM		Amprius Technologies (Subject)
Amprius, Inc. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
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11/07/2024
4:06 PM		Amprius Technologies (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/29/2024
7:40 AM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/25/2024
6:25 PM		Amprius Technologies (Subject)
Amprius, Inc. (Filed by)
Form SC 13D/A
10/25/2024
6:04 PM		Amprius Technologies (Subject)
Sun Kang (Filed by)
Form SC 13D
10/25/2024
6:10 PM		Amprius Technologies (Subject)
SALZMAN ALAN E (Filed by)
Form SC 13G
10/25/2024
5:28 PM		Amprius Technologies (Issuer)
Amprius, Inc. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/25/2024
5:30 PM		Amprius Technologies (Issuer)
Chu Steven (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/25/2024
5:32 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/25/2024
5:33 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/25/2024
5:34 PM		Amprius Technologies (Issuer)
Bornstein Jonathan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
10/25/2024
4:48 PM		Amprius Technologies (Subject)
MIRRO JUSTIN E (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
10/23/2024
4:23 PM		Amprius Technologies (Filer)
Form S-8
Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans  
10/23/2024
3:45 PM		Amprius Technologies (Filer)
Form 424B7
10/23/2024
3:24 PM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/20/2024
4:04 PM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/12/2024
3:06 PM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/05/2024
6:14 PM		Amprius Technologies (Issuer)
Amprius, Inc. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/05/2024
6:16 PM		Amprius Technologies (Issuer)
MIRRO JUSTIN E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
09/04/2024
8:52 PM		Amprius Technologies (Subject)
MIRRO JUSTIN E (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/03/2024
4:17 PM		Amprius Technologies (Subject)
Amprius, Inc. (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/22/2024
4:02 PM		Amprius Technologies (Issuer)
Sun Kang (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/22/2024
4:04 PM		Amprius Technologies (Issuer)
Bornstein Jonathan (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/22/2024
4:06 PM		Amprius Technologies (Issuer)
Wallach Sandra (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/22/2024
3:49 PM		Amprius Technologies (Subject)
Bornstein Jonathan (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/22/2024
3:51 PM		Amprius Technologies (Subject)
Sun Kang (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/22/2024
3:52 PM		Amprius Technologies (Subject)
Wallach Sandra (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/22/2024
3:53 PM		Amprius Technologies (Subject)
Stefan Constantin Ionel (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/22/2024
3:57 PM		Amprius Technologies (Issuer)
Stefan Constantin Ionel (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/14/2024
4:32 PM		Amprius Technologies (Issuer)
SATTERTHWAITE LIVINGSTON (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/14/2024
4:27 PM		Amprius Technologies (Issuer)
SATTERTHWAITE LIVINGSTON (Reporting)
Form 3
Initial statement of beneficial ownership of securities  
08/14/2024
4:23 PM		Amprius Technologies (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
(Data available from 1/1/2016 forward)


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This page (NYSE:AMPX) was last updated on 8/2/2025 by MarketBeat.com Staff
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