NYSE: AMPXAmprius Technologies Inc Stock Ownership - Who owns Amprius Technologies?
Insider buying vs selling
Have Amprius Technologies Inc insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Thomas M. Stepien | CEO | 2026-08-24 | 8,000 | $10.03 | $80.24kSell |
| Constantin Ionel Stefan | CTO | 2026-08-21 | 29,681 | $10.34 | $306.93kSell |
| Thomas M. Stepien | CEO | 2026-08-21 | 23,529 | $10.34 | $243.31kSell |
| Kang Sun | Director | 2026-08-21 | 62,101 | $10.34 | $642.19kSell |
| Donald R. Dixon | Director | 2026-06-15 | 85,000 | $17.17 | $1.46MSell |
| Donald R. Dixon | Director | 2026-06-09 | 40,000 | $19.13 | $765.20kSell |
| Thomas M. Stepien | Chief Executive Officer | 2026-06-04 | 2,000 | $20.97 | $41.94kSell |
| Kang Sun | Director | 2026-05-27 | 356 | $17.19 | $6.12kSell |
| Constantin Ionel Stefan | Chief Technology Officer | 2026-05-27 | 3,208 | $17.19 | $55.16kSell |
| Thomas M. Stepien | Chief Executive Officer | 2026-05-27 | 4,375 | $17.19 | $75.22kSell |
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Net Insider Buy/Sell (L12M) Ownership
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AMPX Shareholders
What type of owners hold Amprius Technologies Inc stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Wen Hsuan Hsieh | 2.80% | 4,093,689 | $31.56M | Insider |
| Amprius Inc | 1.71% | 2,500,071 | $19.28M | Insider |
| Jonathan Bornstein | 1.02% | 1,485,025 | $11.45M | Insider |
| Justin E. Mirro | 0.92% | 1,337,895 | $10.32M | Insider |
| Kang Sun | 0.91% | 1,331,209 | $10.26M | Insider |
| Sandra Wallach | 0.69% | 1,005,275 | $7.75M | Insider |
| Constantin Ionel Stefan | 0.53% | 771,629 | $5.95M | Insider |
| Thomas M. Stepien | 0.45% | 652,924 | $5.03M | Insider |
| Donald R. Dixon | 0.31% | 446,954 | $3.45M | Insider |
| Ricardo C. Rodriguez | 0.24% | 350,000 | $2.70M | Insider |
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Amprius Technologies Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.