Stepien Thomas M

Track

Insider profile

Performance

Overall performance
2.9
Performance over holding periods
2.9
30 days 90 days 120 days
Average return -0% 8.2% 15.1%
Success rate 15% 68% 82%
Transactions
4 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
Stepien Thomas M's trades of Amprius Technologies Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Proposed sale
Price
369.20
Quantity 94,535
Value US$1,431,911
Transaction date
Proposed sale
Price
20.97
Quantity 2,000
Value US$41,940
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-25 2026-08-24
S Sale
23,069 +9.8%
74.21
US$863,542 		23,069 +9.8% 74.21 US$863,542
2026-08-24 2026-08-24
PrS Proposed sale
94,535
369.20
US$1,431,911 		94,535 369.20 US$1,431,911
2026-08-25 2026-08-21
S Sale
98,613 -19.4%
459.59
US$3,156,284 		98,613 -19.4% 459.59 US$3,156,284
2026-08-25 2026-08-21
PrS Proposed sale
23,529
10.34
US$243,313 		23,529 10.34 US$243,313
2026-06-05 2026-06-04
S Sale
2,000 -0.3%
20.97
US$41,940 		2,000 -0.3% 20.97 US$41,940
2026-06-05 2026-06-04
S Sale
2,000 -0.3%
20.97
US$41,940 		2,000 -0.3% 20.97 US$41,940
2026-06-04 2026-06-04
PrS Proposed sale
2,000
20.97
US$41,940 		2,000 20.97 US$41,940
2026-05-28 2026-05-27
S Sale
4,375 -0.6%
17.19
US$75,222 		4,375 -0.6% 17.19 US$75,222
2026-05-28 2026-05-27
PrS Proposed sale
4,375
17.19
US$75,222 		4,375 17.19 US$75,222
2026-05-26 2026-05-21
S Sale
60,702 -8.0%
14.79
US$897,685 		60,702 -8.0% 14.79 US$897,685
2026-05-26 2026-05-21
PrS Proposed sale
60,702
14.79
US$897,685 		60,702 14.79 US$897,685