Companies / Zymeworks Inc.
Zymeworks Inc.
Financials · FY2025
Ownership
71.0M shares outstanding · as of Aug 4, 2026
Ownership
| Insiders | 0.61% | 435,419 |
| Institutions | 99.03% | 70,274,375 |
| Public float | 0.35% | 249,447 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 13
View all →| Insider | % of shares | Shares |
|---|---|---|
Galbraith KennethCEOChair & CEO · Director | 0.32% | 226,842 |
Hollywood MarkEVP & Chief Operating Officer | 0.19% | 132,913 |
Moore Paul AndrewChief Scientific Officer | 0.07% | 48,497 |
Smith Jeffrey T LEVP & Chief Medical Officer | 0.04% | 26,708 |
Patterson Leone DEVP, Chief Bus & Fin Officer | <0.01% | 459 |
Campoy CarlosDirector | — | — |
Cesano AlessandraDirector | — | — |
Cherry Brian NDirector | — | — |
Ciongoli Gregory AustinDirector | — | — |
Landry Robert EDirector | — | — |
Institutional holders 212
View all →| Holder | Value | % of shares |
|---|---|---|
| $604.81M | 32.37% | |
| $151.40M | 8.10% | |
| $111.12M | 5.99% | |
| $93.50M | 5.26% | |
| $87.89M | 4.95% | |
| $68.28M | 3.65% | |
| $61.32M | 3.28% | |
| $44.24M | 2.37% | |
| $30.52M | 1.63% | |
| $29.33M | 1.57% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | Deutsche Bank AG 13F manager | Trim | — | $-31.33M | -1.2M -75.11% | 397,190 0.56% of shares | medium |
| Q1 2026 as of | Adage Capital Partners Gp, L.L.C. 13F manager | Exit | — | $-17.47M | -664K -100.00% | — | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Exit | — | $-10.05M | -382K -100.00% | — | medium |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Trim | — | $-9.01M | -345K -7.50% | 4,251,030 5.99% of shares | medium |
| Q1 2026 as of | Perceptive Advisors LLC 13F manager | Add | — | $6.22M | +248K +7.61% | 3,510,078 4.95% of shares | medium |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | Exit | — | $-5.82M | -221K -100.00% | — | medium |
| Q1 2026 as of | Bvf INC/IL 13F manager | Trim | — | $-5.12M | -204K -5.19% | 3,734,142 5.26% of shares | medium |
| Q1 2026 as of | Jupiter Asset Management Ltd 13F manager | Exit | — | $-3.30M | -126K -100.00% | — | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Rubric Capital Management LP | Passive13G/A | — |
| Morgan Stanley | Passive13G/A | — |
| Perceptive Advisors LLC | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| ZYME | — | 98985Y108 |