Miscellaneous Electrical Machinery, Equipment & Supplies · DE · CIK 1899287
Amprius Technologies Inc is engaged in the production of silicon anodes for high-energy-density lithium-ion batteries. The company develops, manufactures and markets lithium-ion batteries for mobility applications, including the aviation, electric vehicle (EV) and light electric vehicle (LEV) industries. The company's…
Comparable business profile · signals at a glance
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Mar 23, 2026 | Sun KangDirector | Sell | 152,823 | $18.69 | $2.9M |
| Mar 23, 2026 | Sun KangDirector | Sell | 65,046 | $19.06 | $1.2M |
| Mar 12, 2026 | Hsieh Wen HsuanDirector | Sell | 282,500 | $18.55 | $5.2M |
| Mar 12, 2026 | Hsieh Wen HsuanDirector | Sell | 130,646 | $18.22 | $2.4M |
| Mar 12, 2026 | Chu StevenDirector | Sell | 100,000 | $18.65 | $1.9M |
| Mar 12, 2026 | Chu StevenDirector | Sell | 50,000 | $18.21 | $911K |
| Mar 12, 2026 | Chu StevenDirector | Sell | 5,565 | $18.53 | $103K |
| Mar 10, 2026 | Chu StevenDirector | Sell | 166,632 | $17.92 | $3.0M |
| Feb 23, 2026 | Sun KangDirector | Sell | 61,251 | $10.16 | $622K |
| Feb 23, 2026 | Stefan Constantin IonelChief Technology Officer | Sell | 25,366 | $10.16 | $258K |
| Jan 28, 2026 | Stefan Constantin IonelChief Technology Officer | Sell | 39,690 | $12.00 | $476K |
| Jan 23, 2026 | Stefan Constantin IonelChief Technology Officer | Sell | 1,600 | $12.00 | $19K |
| Jan 22, 2026 | Stefan Constantin IonelChief Technology Officer | Sell | 492,827 | $12.04 | $5.9M |
| Jan 21, 2026 | Stefan Constantin IonelChief Technology Officer | Sell | 73,280 | $12.00 | $879K |
| Jan 20, 2026 | Sun KangDirector | Sell | 43,185 | $11.03 | $476K |
| Jan 16, 2026 | Sun KangDirector | Sell | 950,548 | $11.07 | $10.5M |
| Jan 12, 2026 | Sun KangDirector | Sell | 506,267 | $10.10 | $5.1M |
| Dec 11, 2025 | Stefan Constantin IonelChief Technology Officer | Sell | 198,255 | $10.51 | $2.1M |
| Nov 21, 2025 | Sun KangChief Executive Officer | Sell | 68,655 | $10.08 | $692K |
| Nov 21, 2025 | Stefan Constantin IonelChief Technology Officer | Sell | 25,024 | $10.08 | $252K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.