Arkolith/Insider Trading/AMAM/Form 4

Chen Bihua

10% OwnerAmbrx Biopharma Inc. (AMAM) · full profile →Form 4 · filed Apr 20, 2023
Net Buying
Open-Market Buys
$59.0M
Open-Market Sells
$0
Net Open-Market Flow
$59.0M
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Apr 20, 2023Buy(P)887K$11.60$10.3M67.3M
Apr 19, 2023Buy(P)952K$11.15$10.6M66.4M
Apr 18, 2023Buy(P)3.4M$11.27$38.1M65.5M

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000929638-23-001211) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML