Stepien Thomas M

Track

Insider profile

Performance

Overall performance
Performance over holding periods
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
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-05 2026-06-04
S Sale
47,403 +48.2%
216.18
US$3,797,305 		47,403 +48.2% 216.18 US$3,797,305
2026-06-05 2026-06-04
S Sale
87,567 +21.1%
144.08
US$1,850,811 		87,567 +21.1% 144.08 US$1,850,811
2026-06-04 2026-06-04
PrS Proposed sale
1,715
120.67
US$132,870 		1,715 120.67 US$132,870
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