PATTERSON LEONE D

PrivateCIK: 1233539
Location

WASHINGTON, DC

Senior insider sale

EVP, Chief Bus & Fin Officer at ZYMEWORKS INC. — senior position signals high conviction

$3.13M

135.38K shares

What this filing means

PATTERSON LEONE D plans to sell 135.38K shares of ZYMEWORKS INC. valued at approximately $3.13M. 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.

InsiderPATTERSON LEONE DCIK 1233539
IssuerZYMEWORKS INC.CIK 1937653
Officer· EVP, Chief Bus & Fin Officer
Since Sep 2024
135.38K
Shares to sell
$3.13M
Approx. market value
128.55K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months3
Sort

Exercise of options

Exercise and sell to cover

2/13/2026
117.25K

Vesting of Restricted Stock Units

Compensation

1/12/2026
10.83K

Purchased pursuant to Employee Stock Purchase Plan

Cash payment pursuant to Employee Stock Purchase Plan

1/6/2026
459.00
Total acquired128.55K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

6.83K

Market value

$154.9K

1/12/2026

Planned — Approximate Date

NasdaqPlanned

Units to sell

128.55K

Market value

$2.98M

2/13/2026
Total

Units

135.38K

Value

$3.13M

PATTERSON LEONE D — Planned Insider Sale (Form 144) | Finecho