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ZYMEWORKS (ZYME)
NASDAQ
$23.86+$0.59 (+2.56%)
Price as of Jun 23, 2026 4:10 PM EDT- $1.7BMarket Cap
- 86.53%1-Year Change
- BiotechnologyIndustry
ZYMEWORKS (ZYME)
$23.86+$0.59 (+2.56%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
ECOR1 CAPITAL, LLC | 31.22% | 23.0M | 0 (0.00%) | Mar 31, 2026 |
RUBRIC CAPITAL MANAGEMENT LP | 9.51% | 7.0M | +1.3M (+17.86%) | Mar 31, 2026 |
BLACKROCK, INC. | 6.19% | 4.6M | -41,660 (-0.91%) | Mar 31, 2026 |
BLACKROCK INC. | 5.70% | 4.2M | +97,847 (+2.33%) | Jun 30, 2024 |
BLACKROCK FUNDING, INC. /DE | 5.69% | 4.2M | -78,639 (-1.88%) | Dec 31, 2024 |
BVF INC/IL | 5.08% | 3.7M | -204,499 (-5.48%) | Mar 31, 2026 |
PERCEPTIVE ADVISORS LLC | 4.77% | 3.5M | +248,228 (+7.07%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
MUTUAL FUND SERIES TRUST | 7.31% | 5.4M | 0 (0.00%) | Mar 31, 2026 |
FIDELITY ADVISOR SERIES VII | 1.06% | 776,800 | 0 (0.00%) | Jan 31, 2026 |
T. Rowe Price New Horizons Fund, Inc. | 0.93% | 680,901 | 0 (0.00%) | Mar 31, 2026 |
VANGUARD HORIZON FUNDS | 0.71% | 523,983 | 0 (0.00%) | Mar 31, 2026 |
T. Rowe Price Health Sciences Fund, Inc. | 0.65% | 481,179 | 0 (0.00%) | Mar 31, 2026 |
FRANKLIN STRATEGIC SERIES | 0.63% | 467,056 | 0 (0.00%) | Jan 31, 2026 |
BRIDGEWAY FUNDS INC | 0.55% | 406,900 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions665.2M (78.59%)
- Mutual Funds131.9M (15.59%)
- Insiders49.3M (5.82%)
- Other0 (0.00%)
Insider Transactions
- 5.82% (49.3M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 4Number of InsiderSelling (last 12 months)
- $11.8MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Platshon Scott EVP, Chief Business Officer | Award | Apr 09, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Schayowitz Adam See Remarks | Award | Apr 09, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Platshon Scott EVP, Chief Business Officer | Award | Apr 09, 2026 | $0.00 | 47,000 | $0.00 | 47,000 |
Schayowitz Adam See Remarks | Award | Apr 09, 2026 | $0.00 | 47,000 | $0.00 | 47,000 |
Platshon Scott EVP, Chief Business Officer | Award | Apr 09, 2026 | $0.00 | 76,000 | $0.00 | 76,000 |
Schayowitz Adam See Remarks | Award | Apr 09, 2026 | $0.00 | 76,000 | $0.00 | 76,000 |
Stafford Kristin EVP, Chief Financial Officer | Award | Apr 06, 2026 | $0.00 | 178,000 | $0.00 | 178,000 |
Stafford Kristin EVP, Chief Financial Officer | Award | Apr 06, 2026 | $0.00 | 119,000 | $0.00 | 119,000 |
Stafford Kristin EVP, Chief Financial Officer | Award | Apr 06, 2026 | $0.00 | 50,000 | $0.00 | 50,000 |
Neu Kelvin | Award | Jan 12, 2026 | $0.00 | 11,500 | $0.00 | 11,500 |
Cesano Alessandra | Award | Jan 12, 2026 | $0.00 | 11,500 | $0.00 | 11,500 |
Smith Jeffrey T L EVP & Chief Medical Officer | Exempt | Jan 12, 2026 | $0.00 | 17,666 | $0.00 | 35,334 |
Ciongoli Gregory Austin | Award | Jan 12, 2026 | $0.00 | 11,500 | $0.00 | 11,500 |
Moore Paul Andrew Chief Scientific Officer | Exempt | Jan 12, 2026 | $0.00 | 17,666 | $0.00 | 35,334 |
Cherry Brian N | Award | Jan 12, 2026 | $0.00 | 23,000 | $0.00 | 23,000 |
Smith Jeffrey T L EVP & Chief Medical Officer | Exempt | Jan 12, 2026 | $0.00 | 17,666 | $0.00 | 36,018 |
Campoy Carlos | Award | Jan 12, 2026 | $0.00 | 11,500 | $0.00 | 11,500 |
Neu Kelvin | Award | Jan 12, 2026 | $0.00 | 7,700 | $0.00 | 7,700 |
Cesano Alessandra | Award | Jan 12, 2026 | $0.00 | 7,700 | $0.00 | 7,700 |
Smith Jeffrey T L EVP & Chief Medical Officer | Sell | Jan 12, 2026 | $211,090.29 | 9,310 | $22.67 | 26,708 |
Ciongoli Gregory Austin | Award | Jan 12, 2026 | $0.00 | 7,700 | $0.00 | 7,700 |
Hollywood Mark EVP & Chief Operating Officer | Exempt | Jan 12, 2026 | $0.00 | 17,666 | $0.00 | 35,334 |
Cherry Brian N | Award | Jan 12, 2026 | $0.00 | 15,400 | $0.00 | 15,400 |
Moore Paul Andrew Chief Scientific Officer | Award | Jan 12, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Campoy Carlos | Award | Jan 12, 2026 | $0.00 | 7,700 | $0.00 | 7,700 |
Hollywood Mark EVP & Chief Operating Officer | Award | Jan 12, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
Moore Paul Andrew Chief Scientific Officer | Award | Jan 12, 2026 | $0.00 | 47,000 | $0.00 | 47,000 |
Hollywood Mark EVP & Chief Operating Officer | Award | Jan 12, 2026 | $0.00 | 47,000 | $0.00 | 47,000 |
Moore Paul Andrew Chief Scientific Officer | Award | Jan 12, 2026 | $0.00 | 66,000 | $0.00 | 66,000 |
Hollywood Mark EVP & Chief Operating Officer | Award | Jan 12, 2026 | $0.00 | 66,000 | $0.00 | 66,000 |