Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2025-02-21 Sale |
2025-02-24 7:42 pm |
Amprius Technologies Inc. | AMPX | Sun Kang Chief Executive Officer |
34,353 | $3.1332 | $107,635 | 1,282,621 (Direct) |
View |
2025-02-21 Sale |
2025-02-24 7:40 pm |
Amprius Technologies Inc. | AMPX | Wallach Sandra Chief Financial Officer |
18,142 | $3.1332 | $56,843 | 678,000 (Direct) |
View |
2025-02-21 Sale |
2025-02-24 7:38 pm |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
9,066 | $3.1332 | $28,406 | 421,489 (Direct) |
View |
2025-02-21 Sale |
2025-02-24 7:37 pm |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
13,527 | $3.1332 | $42,383 | 1,481,554 (Indirect Direct) |
View |
2024-11-21 Sale |
2024-11-22 4:29 pm |
Amprius Technologies Inc. | AMPX | Sun Kang Chief Executive Officer |
33,779 | $1.9646 | $66,362 | 1,316,974 (Direct) |
View |
2024-11-20 Sale |
2024-11-22 4:27 pm |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
166,706 | $1.9316 | $322,016 | 1,495,081 (Indirect Direct) |
View |
2024-11-21 Sale |
2024-11-22 4:25 pm |
Amprius Technologies Inc. | AMPX | Wallach Sandra Chief Financial Officer |
17,158 | $1.9646 | $33,709 | 696,142 (Direct) |
View |
2024-11-21 Sale |
2024-11-22 4:21 pm |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
8,575 | $1.9646 | $16,846 | 430,555 (Direct) |
View |
2024-09-03 Sale |
2024-09-05 7:16 pm |
Amprius Technologies Inc. | AMPX | MIRRO JUSTIN E Director |
710,000 | $0.90401 | $641,851 | 1,337,895 (Indirect Direct) |
View |
2024-09-03 Sale |
2024-09-05 7:14 pm |
Amprius Technologies Inc. | AMPX | Amprius Inc. 10% Owner |
19,555 | $0.96611 | $18,892 | 65,195,997 (Direct) |
View |
2024-08-21 Sale |
2024-08-22 5:06 pm |
Amprius Technologies Inc. | AMPX | Wallach Sandra Chief Financial Officer |
17,606 | $1.04 | $18,310 | 713,300 (Direct) |
View |
2024-08-21 Sale |
2024-08-22 5:04 pm |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
18,644 | $1.04 | $19,390 | 1,528,251 (Direct) |
View |
2024-08-21 Sale |
2024-08-22 5:02 pm |
Amprius Technologies Inc. | AMPX | Sun Kang Chief Executive Officer |
33,333 | $1.04 | $34,666 | 1,350,753 (Direct) |
View |
2024-08-21 Sale |
2024-08-22 4:57 pm |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
8,800 | $1.04 | $9,152 | 386,168 (Direct) |
View |
2024-06-12 Sale |
2024-06-14 7:44 pm |
Amprius Technologies Inc. | AMPX | MIRRO JUSTIN E Director |
800,000 | $1.2165 | $973,209 | 1,727,895 (Indirect Direct) |
View |
2024-05-21 Sale |
2024-05-24 9:08 pm |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
9,393 | $1.3401 | $12,587 | 394,968 (Direct) |
View |
2024-05-21 Sale |
2024-05-24 9:06 pm |
Amprius Technologies Inc. | AMPX | Sun Kang See Remarks |
35,584 | $1.3401 | $47,685 | 1,384,086 (Direct) |
View |
2024-05-21 Sale |
2024-05-24 9:05 pm |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
19,902 | $1.3401 | $26,670 | 1,546,895 (Direct) |
View |
2024-05-21 Sale |
2024-05-24 9:02 pm |
Amprius Technologies Inc. | AMPX | Wallach Sandra Chief Financial Officer |
18,794 | $1.3401 | $25,185 | 730,906 (Direct) |
View |
2024-04-02 Sale |
2024-04-03 4:13 pm |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
125,983 | $2.3782 | $299,613 | 1,566,798 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-03-19 Option Award |
2025-03-21 5:03 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Sun Kang Chief Executive Officer |
599,400 | $0 | 1,882,021 (Direct) |
View |
2025-03-19 Option Award |
2025-03-21 4:57 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Wallach Sandra Chief Financial Officer |
383,260 | $0 | 1,061,260 (Direct) |
View |
2025-03-19 Option Award |
2025-03-21 4:55 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
461,540 | $0 | 886,500 (Direct) |
View |
2025-03-14 Exercise |
2025-03-18 5:07 pm |
2016-01-01 2025-03-17 |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
3,471 | $0 | 424,960 (Direct) |
View |
2025-03-14 Exercise |
2025-03-18 5:07 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
3,471 | $0.98 | 424,960 (Direct) |
View |
2025-03-10 Exercise |
2025-03-12 5:14 pm |
2016-01-01 2025-03-17 |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
3,471 | $0 | 422,668 (Direct) |
View |
2025-03-10 Exercise |
2025-03-12 5:14 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
3,471 | $0.98 | 422,668 (Direct) |
View |
2024-10-23 Option Award |
2024-10-25 6:34 pm |
N/A 2025-03-17 |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
31,239 | $0 | 1,693,026 (Direct) |
View |
2024-10-23 Option Award |
2024-10-25 6:33 pm |
N/A 2025-03-17 |
Amprius Technologies Inc. | AMPX | Stefan Constantin Ionel Chief Technology Officer |
184,737 | $0 | 623,867 (Direct) |
View |
2024-10-23 Option Award |
2024-10-25 6:32 pm |
N/A 2027-12-12 |
Amprius Technologies Inc. | AMPX | Sun Kang Chief Executive Officer |
4,774,633 | $0 | 4,774,633 (Direct) |
View |
2024-10-23 Option Award |
2024-10-25 6:30 pm |
N/A 2034-09-26 |
Amprius Technologies Inc. | AMPX | Chu Steven Director |
347,108 | $0 | 347,108 (Direct) |
View |
2024-10-23 Other |
2024-10-25 6:28 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Amprius Inc. 10% Owner |
62,695,926 | $0 | 65,195,997 (Direct) |
View |
2024-08-13 Option Award |
2024-08-14 5:32 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | SATTERTHWAITE LIVINGSTON Director |
283,019 | $0 | 291,639 (Direct) |
View |
Ownership |
2024-08-14 5:27 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | SATTERTHWAITE LIVINGSTON Director |
0 | $0 | 8,620 (Direct) |
View |
2024-07-23 Option Award |
2024-07-25 8:40 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | MIRRO JUSTIN E Director |
925,900 | $0 | 4,320,937 (Indirect) |
View |
2024-06-07 Option Award |
2024-06-07 8:45 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | HSIEH Wen Hsuan Director |
125,000 | $0 | 242,895 (Direct) |
View |
2024-06-07 Option Award |
2024-06-07 8:44 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | BAYLESS KATHLEEN A Director |
125,000 | $0 | 161,253 (Direct) |
View |
2024-06-07 Option Award |
2024-06-07 8:44 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Chu Steven Director |
125,000 | $0 | 145,395 (Direct) |
View |
2024-06-07 Option Award |
2024-06-07 8:43 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Gustanski Mary Director |
114,583 | $0 | 146,396 (Direct) |
View |
2024-06-07 Option Award |
2024-06-07 8:42 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | MIRRO JUSTIN E Director |
125,000 | $0 | 3,995,037 (Direct) |
View |
2024-06-07 Option Award |
2024-06-07 8:41 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | DIXON DONALD R Director |
125,000 | $0 | 342,895 (Direct) |
View |
2024-04-12 Exercise |
2024-04-15 5:53 pm |
2022-09-14 2027-03-15 |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
1,007,867 | $0 | 1,566,798 (Direct) |
View |
2024-04-12 Exercise |
2024-04-15 5:53 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
1,007,867 | $0.05 | 1,566,798 (Direct) |
View |
2024-04-02 Exercise |
2024-04-03 4:13 pm |
2022-09-14 2027-03-15 |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
125,983 | $0 | 1,566,798 (Direct) |
View |
2024-04-02 Exercise |
2024-04-03 4:13 pm |
N/A N/A |
Amprius Technologies Inc. | AMPX | Bornstein Jonathan President of Amprius Lab |
125,983 | $0.05 | 1,566,798 (Direct) |
View |