HSIEH Wen Hsuan sold AMPX

March 12, 2026 · Form 4 insider transaction

HSIEH Wen Hsuan sold 282,500 shares of Amprius Technologies, Inc. at $18.55 per share, a transaction worth $5.24M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Disposed (sell-side)
Shares
282,500
Price
$18.55
Total value
$5.24M
RoleDirector
SecurityCommon stock
Transaction codeS: Open-market sale
Transaction dateMarch 12, 2026
Filing dateMarch 13, 2026
Shares owned after175,090
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

The price reported in Column 4 is an average execution price. These shares were sold in multiple transactions at prices ranging from $18.45 to $18.78, inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above.; Includes 44,444 restricted stock units, each of which represents a contingent right to receive one share of the issuer's common stock, subject to the applicable vesting schedule and conditions of each restricted stock unit.

View the original Form 4 on SEC EDGAR