Security record
ZYME
Zymeworks Inc. · Healthcare · Biotechnology
89Tracked holders
-2Δ holders
24.79MShares held
$647.06MReported value
+6New positions
−8Exits
Momentum inputs (comparable managers):
holder breadth -2.2% ·
share flow -0.1% ·
net new positions -2.2%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 89 | -2 | 24.79M | $647.06M | +6 | −8 |
| Q1 2026 | 94 | +3 | 24.89M | $623.10M | +9 | −6 |
| Q4 2025 | 90 | -1 | 25.71M | $677.12M | — | −1 |
| Q3 2025 | 19 | +2 | 15.73M | $268.60M | +2 | −1 |
| Q2 2025 | 15 | +1 | 10.33M | $129.64M | +1 | — |
| Q1 2025 | 11 | 0 | 3.31M | $39.41M | +1 | −1 |
| Q4 2024 | 11 | -2 | 3.00M | $43.95M | — | −2 |
| Q3 2024 | 12 | +2 | 2.16M | $27.11M | +2 | — |
| Q2 2024 | 10 | — | 2.50M | $21.29M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.25M | -6.7% | $111.12M | 0.0% | ▼ Trim | 5 | SEC ↗ ×15 |
| 2 | Assenagon Asset Management S.A. | 2.50M | +244.0% | $65.46M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 3 | Morgan Stanley ✦ | 2.23M | -10.1% | $58.33M | 0.0% | ▼ Trim | 4 | SEC ↗ ×6 |
| 4 | BNP Paribas Asset Management… | 1.78M | -6.7% | $46.56M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 5 | Vanguard Capital Management Llc | 1.56M | -8.6% | $40.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 6 | State Street Global Advisors ✦ (passive) | 1.09M | +7.5% | $28.45M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 7 | Dimensional Fund Advisors Lp | 994.96K | -12.7% | $26.00M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 8 | Citadel Advisors ✦ | 914.14K | -20.5% | $23.90M | 0.0% | ▼ Trim | 9 | SEC ↗ ×2 |
| 9 | Nomura Asset Management… | 889.80K | New | $23.26M | 0.0% | New | 1 | SEC ↗ |
| 10 | Fidelity (FMR) ✦ | 702.57K | +5.3% | $18.37M | 0.0% | ▲ Add | 5 | SEC ↗ ×2 |
| 11 | Geode Capital Management ✦ (passive) | 692.41K | +4.9% | $18.10M | 0.0% | ▲ Add | 9 | SEC ↗ ×2 |
| 12 | Qube Research & Technologies Ltd | 593.59K | +15.9% | $15.52M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 13 | Goldman Sachs Group ✦ | 470.82K | -21.5% | $12.31M | 0.0% | ▼ Trim | 4 | SEC ↗ ×2 |
| 14 | Arrowstreet Capital ✦ | 418.50K | -43.7% | $10.94M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 15 | Deutsche Bank Ag\ | 397.19K | -56.9% | $10.38M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 16 | First Trust Advisors Lp | 340.36K | New | $8.90M | 0.0% | New | 1 | SEC ↗ |
| 17 | Northern Trust Corp | 321.07K | +0.3% | $8.39M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 18 | Pictet Asset Management Holding SA | 308.19K | +3229.6% | $7.45M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 19 | Bank Of America Corp /De/ | 219.07K | -7.5% | $5.73M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 20 | Wells Fargo & Company/Mn | 217.20K | +14.5% | $5.68M | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 21 | Man Group plc | 210.78K | +11.0% | $5.51M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 22 | Federated Hermes, Inc. | 188.00K | +3.1% | $4.91M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 23 | Raymond James Financial Inc | 166.42K | -5.7% | $4.35M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 24 | State Of Wisconsin Investment Board | 155.58K | +135.3% | $4.07M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 25 | Charles Schwab Investment… | 152.42K | -17.7% | $3.98M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 26 | D. E. Shaw & Co. ✦ | 144.81K | -38.5% | $3.79M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 27 | Citigroup Inc | 131.44K | +15.0% | $3.44M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 28 | Bank of New York Mellon Corp | 131.11K | +5.6% | $3.43M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 29 | Nuveen, LLC | 119.39K | -81.7% | $3.12M | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 30 | UBS Group AG | 115.09K | -33.0% | $3.01M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 31 | Invesco Ltd. | 112.21K | -10.7% | $2.93M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 32 | AQR Capital Management ✦ | 111.28K | +22.7% | $2.91M | 0.0% | ▲ Add | 9 | SEC ↗ ×6 |
| 33 | Wellington Management ✦ | 110.01K | -20.7% | $2.88M | 0.0% | ▼ Trim | 9 | SEC ↗ ×3 |
| 34 | Tidal Investments LLC | 105.61K | +0.7% | $2.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 35 | JPMorgan Chase ✦ | 106.40K | -6.7% | $2.56M | 0.0% | ▼ Trim | 4 | SEC ↗ ×4 |
| 36 | Mackenzie Financial Corp | 87.75K | +6.1% | $2.29M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 37 | Principal Financial Group Inc | 84.99K | +8.2% | $2.22M | 0.0% | ▲ Add | 2 | SEC ↗ ×2 |
| 38 | LMR Partners LLP | 82.50K | New | $2.16M | 0.0% | New | 1 | SEC ↗ |
| 39 | Ameriprise Financial Inc | 82.26K | +10.8% | $2.15M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 40 | UBS AM, a distinct business unit of… | 81.36K | -74.5% | $2.13M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 41 | Stifel Financial Corp | 77.21K | +0.6% | $2.02M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 42 | Franklin Resources Inc | 76.53K | -1.5% | $2.00M | 0.0% | ▼ Trim | 3 | SEC ↗ ×3 |
| 43 | Rhumbline Advisers | 75.07K | -0.4% | $1.96M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 44 | Swiss National Bank | 74.20K | 0.0% | $1.94M | 0.0% | Held | 3 | SEC ↗ |
| 45 | Two Sigma Investments ✦ | 71.87K | New | $1.88M | 0.0% | New | 1 | SEC ↗ |
| 46 | Credit Agricole S A | 71.00K | -5.3% | $1.86M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 47 | Fisher Asset Management ✦ | 70.78K | -30.2% | $1.85M | 0.0% | ▼ Trim | 9 | SEC ↗ |
| 48 | Royal Bank Of Canada | 56.28K | +18.8% | $1.47M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 49 | Alliancebernstein L.P. | 55.90K | 0.0% | $1.40M | 0.0% | Held | 3 | SEC ↗ |
| 50 | Envestnet Asset Management Inc | 48.67K | +20.4% | $1.27M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Russell Investments Group, Ltd. | 47.87K | +0.9% | $1.25M | 0.0% | ▲ Add | 3 | SEC ↗ ×5 |
| 52 | Quantinno Capital Management LP | 47.64K | +20.2% | $1.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | Legal & General Group Plc | 43.16K | +64.7% | $1.13M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 54 | Victory Capital Management Inc | 42.52K | +0.3% | $1.11M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 55 | Marshall Wace ✦ | 40.95K | +27.1% | $1.07M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 56 | T. Rowe Price ✦ | 38.49K | +8.4% | $1.01M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 57 | Tudor Investment Corp Et Al | 36.47K | -1.1% | $953,352 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 58 | HighTower Advisors, LLC | 36.10K | -0.5% | $943,654 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 59 | Commonwealth Equity Services, Llc | 32.05K | +23.1% | $837,838 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 60 | Manufacturers Life Insurance… | 30.89K | -2.2% | $807,360 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 61 | Creative Planning | 29.73K | -8.2% | $777,168 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 62 | Massachusetts Financial Services Co… | 27.67K | +1.2% | $723,294 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 63 | Zurcher Kantonalbank (Zurich… | 25.16K | -36.1% | $657,735 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 64 | Bnp Paribas Financial Markets | 23.23K | -17.4% | $607,206 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 65 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 21.58K | -7.7% | $564,049 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 66 | Barclays Plc | 20.60K | +12.1% | $538,562 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 67 | Simplex Trading, Llc | 19.43K | +1354.4% | $507,926 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 68 | Bank Of Montreal /Can/ | 18.42K | +5.4% | $481,394 | 0.0% | ▲ Add | 3 | SEC ↗ ×4 |
| 69 | Jane Street Group, Llc | 17.44K | -92.3% | $455,803 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | New York State Common Retirement… | 17.37K | 0.0% | $454,078 | 0.0% | Held | 3 | SEC ↗ |
| 71 | Universal- Beteiligungs- und… | 17.31K | -43.1% | $452,483 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 72 | Squarepoint Ops LLC | 16.20K | -80.5% | $423,468 | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 73 | Hsbc Holdings Plc | 15.59K | -58.7% | $421,205 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 74 | State Board Of Administration Of… | 15.34K | 0.0% | $400,988 | 0.0% | Held | 3 | SEC ↗ |
| 75 | Mitsubishi UFJ Trust & Banking Corp | 9.57K | New | $250,134 | 0.0% | New | 1 | SEC ↗ |
| 76 | Voya Investment Management Llc | 9.33K | +3.8% | $243,991 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | Allspring Global Investments… | 8.76K | +3.0% | $225,359 | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 78 | ProShare Advisors LLC | 8.56K | -19.1% | $223,681 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 79 | Prudential Financial Inc | 7.94K | -63.9% | $207,552 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 80 | Mirae Asset Global Investments Co.… | 3.27K | -16.3% | $85,373 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 81 | Asset Management One Co., Ltd. | 1.66K | New | $43,366 | 0.0% | New | 1 | SEC ↗ |
| 82 | TD Waterhouse Canada Inc. | 1.44K | 0.0% | $37,014 | 0.0% | Held | 3 | SEC ↗ |
| 83 | Optiver Holding B.V. | 1.04K | +8.5% | $27,159 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 84 | Pnc Financial Services Group, Inc. | 898 | -9.0% | $23,474 | 0.0% | ▼ Trim | 3 | SEC ↗ ×2 |
| 85 | Osaic Holdings, Inc. | 882 | 0.0% | $23,055 | 0.0% | Held | 3 | SEC ↗ |
| 86 | Jones Financial Companies Lllp | 837 | +80.0% | $20,214 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 87 | National Bank Of Canada /Fi/ | 581 | +4.9% | $15,182 | 0.0% | ▲ Add | 3 | SEC ↗ |
| 88 | Us Bancorp \De\ | 315 | -10.5% | $8,234 | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 89 | Rockefeller Capital Management L.P. | 61 | 0.0% | $1,595 | 0.0% | Held | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Nomura Asset Management… | $23.26M | 0.0% |
| First Trust Advisors Lp | $8.90M | 0.0% |
| LMR Partners LLP | $2.16M | 0.0% |
| Two Sigma Investments | $1.88M | 0.0% |
| Mitsubishi UFJ Trust &… | $250,134 | 0.0% |
| Asset Management One Co., Ltd. | $43,366 | 0.0% |
Exited
| Hrt Financial Lp | $5.96M | was 0.0% |
| American Century Companies Inc | $1.77M | was 0.0% |
| Connor, Clark & Lunn… | $949,492 | was 0.0% |
| Schroder Investment… | $686,329 | was 0.0% |
| Susquehanna International… | $611,502 | was 0.0% |
| Amundi | $352,663 | was 0.0% |
| Lazard Asset Management Llc | $265,474 | was 0.0% |
| Fifth Third Bancorp | $1,678 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 209 holders, 70.12M shares, $1.75B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Oct 09
Schayowitz Adam
Officer · 13.83K sh · $357,557
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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