Arkolith/Insider Trading/ZYME/Form 4

Galbraith Kenneth

Chair & CEO, DirectorZymeworks Inc. (ZYME) · full profile →Form 4 · filed Jan 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$690K
Net Open-Market Flow
-$690K
Transactions
6
2 non-derivative · 4 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 12, 2026Option exercise(M)64K—$0257K
Jan 12, 2026Sell(S)30K$22.67$690K227K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jan 12, 2026Grant(A)216K—$0216K
Jan 12, 2026Grant(A)222K—$0222K
Jan 12, 2026Grant(A)144K—$0144K
Jan 12, 2026Option exercise(M)64K—$0128K

Transaction Codes

M
Option exercise / conversion
S
Open-market sale
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001193125-26-010790) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML