Stefan Constantin Ionel

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Stefan Constantin Ionel
CIK #0001940928
EDGAR Form CIK 2011 - 2026
3 [0001940928]
4 [0001940928]
Form 3/4/5 Subject 2011 - 2026
Stefan Constantin Ionel
Amprius Technologies Inc
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Amprius Technologies Inc AMPX
Common stock
2026-03-04 Grant 110,000 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-02-23 Sell 25,366 $10.16 257,719
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-28 Option exercise 39,600 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-01-28 Sell 39,690 $12.00 476,280
Amprius Technologies Inc AMPX
Common stock
2026-01-28 Option exercise 90 $0.62 56
Amprius Technologies Inc AMPX
Common stock
2026-01-28 Option exercise 39,600 $0.05 1,980
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-28 Option exercise 90 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-01-23 Sell 1,600 $12.00 19,200
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-23 Option exercise 1,600 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-01-23 Option exercise 1,600 $0.05 80
Amprius Technologies Inc AMPX
Common stock
2026-01-22 Sell 492,827 $12.04 5,933,637
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-22 Option exercise 166,104 $0.00
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-22 Option exercise 72,795 $0.00
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-22 Option exercise 253,928 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-01-22 Option exercise 253,928 $0.05 12,696
Amprius Technologies Inc AMPX
Common stock
2026-01-22 Option exercise 72,795 $0.45 32,758
Amprius Technologies Inc AMPX
Common stock
2026-01-22 Option exercise 166,104 $0.05 8,305
Amprius Technologies Inc AMPX
Common stock
2026-01-21 Option exercise 41,563 $0.62 25,769
Amprius Technologies Inc AMPX
Stock Option (right to buy) · derivative
2026-01-21 Option exercise 15,834 $0.00
Amprius Technologies Inc AMPX
Common stock
2026-01-21 Option exercise 15,834 $0.05 792
showing 20 of 53 most recent transactions
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