Arkolith/Insider Trading/CCCC/Form 4

Hirsch Andrew

President & CEO, DirectorC4 Therapeutics, Inc. (CCCC) · full profile →Form 4 · filed Feb 18, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
5
5 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 15, 2026Tax withholding(F)9K$1.89$17K1.1M
Feb 15, 2026Option exercise(M)20K—$01.1M
Feb 14, 2026Tax withholding(F)39K$1.89$74K1.1M
Feb 14, 2026Option exercise(M)82K—$01.1M
Feb 13, 2026Grant(A)700K—$01.1M

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001470831-26-000177) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML