Arkolith/Insider Trading/AMPX/Form 4

HSIEH Wen Hsuan

DirectorAmprius Technologies, Inc. (AMPX) · full profile →Form 4 · filed Mar 13, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$7.6M
Net Open-Market Flow
-$7.6M
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 12, 2026Option exercise(M)270K$2.61$705K458K
Mar 12, 2026Sell(S)283K$18.55$5.2M175K
Mar 12, 2026Sell(S)131K$18.22$2.4M44K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 12, 2026Option exercise(M)270K$2.61$705K0

Transaction Codes

M
Option exercise / conversion
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001835160-26-000007) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML