SMITH JEFFREY T L

PrivateCIK: 1604800
Location

BOTHELL, WA

Senior insider sale

EVP & Chief Medical Officer at ZYMEWORKS INC. — senior position signals high conviction

$6.61M

267.18K shares

What this filing means

SMITH JEFFREY T L plans to sell 267.18K shares of ZYMEWORKS INC. valued at approximately $6.61M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderSMITH JEFFREY T LCIK 1604800
IssuerZYMEWORKS INC.CIK 1937653
Officer· EVP & Chief Medical Officer
Since Jan 2024
267.18K
Shares to sell
$6.61M
Approx. market value
247.33K
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months4
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Exercise of Options

Exercise and sell to cover

3/6/2026
220.63K

Vesting of Restricted Stock Units

Compensation

1/12/2026
8.36K

Vesting of Restricted Stock Units

Compensation

1/5/2026
9.46K

Vesting of Restricted Stock Units

Compensation

1/5/2025
8.89K
Total acquired247.33K
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

9.31K

Market value

$211.1K

1/12/2026
Completed

Units to sell

10.54K

Market value

$264.5K

1/5/2026

Planned — Approximate Date

NasdaqPlanned

Units to sell

247.33K

Market value

$6.13M

3/6/2026
Total

Units

267.18K

Value

$6.61M

SMITH JEFFREY T L — Planned Insider Sale (Form 144) | Finecho