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ZYMEWORKS (ZYME)
NASDAQ
$28.85+$0.18 (+0.63%)
Price as of Aug 21, 2026 7:42 PM EDT- $2.0BMarket Cap
- 89.87%1-Year Change
- BiotechnologyIndustry
ZYMEWORKS (ZYME)
$28.85+$0.18 (+0.63%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
ECOR1 CAPITAL, LLC | 31.22% | 23.0M | 0 (0.00%) | Jun 30, 2026 |
RUBRIC CAPITAL MANAGEMENT LP | 9.51% | 7.0M | 0 (0.00%) | Jun 30, 2026 |
BLACKROCK, INC. | 5.78% | 4.3M | -302,858 (-7.12%) | Jun 30, 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 |
PERCEPTIVE ADVISORS LLC | 5.69% | 4.2M | +672,875 (+16.09%) | Jun 30, 2026 |
BVF INC/IL | 4.96% | 3.6M | -85,000 (-2.33%) | Jun 30, 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%) | Apr 30, 2026 |
T. Rowe Price New Horizons Fund, Inc. | 0.93% | 680,901 | 0 (0.00%) | Mar 31, 2026 |
FIDELITY SECURITIES FUND | 0.75% | 553,150 | 0 (0.00%) | Apr 30, 2026 |
DFA INVESTMENT DIMENSIONS GROUP INC | 0.74% | 545,141 | -56,319 (-10.33%) | Apr 30, 2026 |
TIAA-CREF FUNDS | 0.71% | 525,893 | -3,407 (-0.65%) | Apr 30, 2026 |
VANGUARD HORIZON FUNDS | 0.71% | 523,983 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions733.9M (79.32%)
- Mutual Funds142.0M (15.35%)
- Insiders49.3M (5.33%)
- Other0 (0.00%)
Insider Transactions
- 5.33% (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 |
|---|---|---|---|---|---|---|
Hollywood Mark EVP & Chief Operating Officer | Award | Jul 06, 2026 | $20,864.58 | 939 | $22.22 | 133,852 |
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 |
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 | 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 |
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 | 15,400 | $0.00 | 15,400 |
Hollywood Mark EVP & Chief Operating 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 |
Moore Paul Andrew Chief Scientific Officer | Award | Jan 12, 2026 | $0.00 | 70,000 | $0.00 | 70,000 |
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 | 47,000 | $0.00 | 47,000 |
Hollywood Mark EVP & Chief Operating Officer | Award | Jan 12, 2026 | $0.00 | 66,000 | $0.00 | 66,000 |