McKechnie Mark

See RemarksACM Research, Inc. (ACMR) · full profile →Form 4 · filed Mar 13, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$4.5M
Net Open-Market Flow
-$4.5M
Transactions
10
8 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 12, 2026Sell(S)564$46.57$26K900
Mar 12, 2026Sell(S)29K$45.74$1.3M1K
Mar 12, 2026Sell(S)9K$44.94$388K31K
Mar 12, 2026Option exercise(M)39K$19.49$751K39K
Mar 12, 2026Sell(S)982$46.55$46K900
Mar 12, 2026Sell(S)47K$45.74$2.2M2K
Mar 12, 2026Sell(S)12K$44.89$535K49K
Mar 12, 2026Option exercise(M)60K$13.89$833K61K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Mar 12, 2026Option exercise(M)39K$061K
Mar 12, 2026Option exercise(M)60K$0240K

Transaction Codes

S
Open-market sale
M
Option exercise / conversion

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001140361-26-009456) within minutes of acceptance. Every field above traces to the original document. Verify it directly: