Amprius Technologies, Inc.
Institutional investors holding AMPX
| Investor | Weight | Quarter |
|---|---|---|
| Polen Capital Management | 0.05% | 2026Q1 |
Congressional data coming soon
8
Total trades
$29.2M
Volume
1
Buys
5
Sells
Last trade: May 21, 2026
| Date | Insider | Type | Value |
|---|---|---|---|
| May 21, 2026 | Thomas M Stepien | Sell | $1.0M |
| May 21, 2026 | Thomas M Stepien | Sell | $426K |
Congressional trade data is being sourced and will appear here shortly.
| May 21, 2026 |
| Thomas M Stepien |
| Sell |
| $898K |
| May 5, 2026 | Thomas M Stepien | Buy | – |
| Apr 1, 2026 | Thomas M Stepien | Sell | $19.7M |
| Apr 1, 2026 | Thomas M Stepien | Sell | $4.2M |
| Apr 1, 2026 | Thomas M Stepien | Option | $2.3M |
| Apr 1, 2026 | Thomas M Stepien | Option | $690K |