InsiderTrades

Galbraith Kenneth

SEC CIK 1567045 · EDGAR

Buying vs selling by month open-market trades, last 33 months, ZYME
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ZYMEZymeworks Inc.COB, CEO, Dir 257.3K — $4.45M 102024-01-052026-01-12

Most active insiders at ZYME, 12 months

#InsiderTitleBoughtSold
1 Galbraith KennethCOB, CEO, Dir —$3.34M
2 Moore Paul AndrewCSO —$721.5K
3 Smith Jeffrey T LEVP, Chief Medical Off —$475.6K
4 Hollywood MarkEVP, COO —$138.7K
5 PATTERSON LEONE DEVP, Chief Bus, Fin Off ——

Transactions 10

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-12 2026-01-12 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir M - OptEx $0.00 +64.0K 257.3K +33% $0
D 2026-01-12 2026-01-12 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir S - Sale+OE $22.67 -30.4K 226.8K -12% -$689.7K
DM 2026-01-05 2026-01-05 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir M - OptEx $0.00 +114.3K 225.0K +103% $0
DM 2026-01-05 2026-01-05 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir S - Sale+OE $25.10 -54.3K 158.3K -26% -$1.36M
D 2025-12-22 2025-12-22 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir S - Sale+OE $27.02 -47.5K 133.3K -26% -$1.28M
D 2025-12-22 2025-12-22 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir M - OptEx $0.00 +100.0K 180.8K +124% $0
DM 2025-01-06 2025-01-06 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir S - Sale+OE $14.92 -57.3K 80.8K -41% -$854.8K
DM 2025-01-06 2025-01-06 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir M - OptEx $0.00 +114.3K 71.4K New $0
D 2024-01-08 2024-01-05 ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir M - OptEx $0.00 +47.7K 47.7K New $0
DM 2024-01-08 2024-01-05+ ZYME Zymeworks Inc. Galbraith Kenneth COB, CEO, Dir S - Sale+OE $10.79 -23.9K 29.5K -45% -$257.8K

Purchase Sale Sale after option exercise All abbreviations