Xenon Pharmaceuticals Inc.
XENE- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001582313
In the last 90 days, Xenon Pharmaceuticals Inc. insiders filed 0 open-market purchases and 2 sales; 315 institutions reported holding it in 13F filings for Q2 2026, worth $6.10B in total; Duquesne Family Office is the only superinvestor holding it.
13F holders, Q1 2024
Institutional positions in Xenon Pharmaceuticals Inc. as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 220
- +17 vs. Q4 2023
- Shares held
- 73.5M
- +1.65M (+2.3%) vs. Q4 2023
- Total value
- $3.16B
- −$145.6M (−4.4%) vs. Q4 2023
- New holders
- 36
- 80 more added
- Sold out
- 19
- 66 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting XENE on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 315 | $6.10B |
| Q1 2026 | 290 | $5.80B |
| Q4 2025 | 245 | $3.78B |
| Q3 2025 | 219 | $3.39B |
| Q2 2025 | 206 | $2.60B |
| Q1 2025 | 206 | $2.58B |
| Q4 2024 | 209 | $2.99B |
| Q3 2024 | 203 | $2.95B |
| Q2 2024 | 213 | $2.89B |
| Q1 2024 | 220 | $3.16B |
| Q4 2023 | 204 | $3.32B |
| Q3 2023 | 181 | $2.10B |
| Q2 2023 | 175 | $2.36B |
| Q1 2023 | 163 | $2.19B |
| Q4 2022 | 159 | $2.38B |
| Q3 2022 | 154 | $2.09B |
| Q2 2022 | 151 | $1.73B |
| Q1 2022 | 132 | $1.50B |
| Q4 2021 | 130 | $1.49B |
| Q3 2021 | 118 | $521.7M |
| Q2 2021 | 103 | $620.0M |
| Q1 2021 | 91 | $590.0M |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Xenon Pharmaceuticals Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rock Springs Capital Management LP | 1,255,577 | $54.1M | 1.37% | 00.0% | Unchanged |
| Citadel Advisors LLC | 1,287,075 | $55.4M | 0.05% | +20,231+1.6% | Added |
| Braidwell LP | 1,308,011 | $56.3M | 1.81% | −339,300−20.6% | Reduced |
| First Light Asset Management, LLC | 1,320,172 | $56.8M | 4.35% | −325,318−19.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 1,426,339 | $61.4M | 0.04% | +535,190+60.1% | Added |
| Marshall Wace, LLP | 1,450,342 | $62.4M | 0.10% | −78,306−5.1% | Reduced |
| Alliancebernstein L.P. | 1,468,446 | $63.2M | 0.02% | −106,122−6.7% | Reduced |
| Pictet Asset Management Holding SA | 1,515,426 | $65.2M | 0.07% | −524,974−25.7% | Reduced |
| Adage Capital Partners GP, L.L.C. | 1,671,917 | $72.0M | 0.14% | +623,192+59.4% | Added |
| BlackRock Inc. | 2,121,928 | $91.3M | 0.00% | +54,865+2.7% | Added |
| Commodore Capital LP | 2,167,793 | $93.3M | 6.24% | 00.0% | Unchanged |
| Capital International Investors | 2,475,859 | $106.6M | 0.02% | +20,176+0.8% | Added |
| Paradigm Biocapital Advisors LP | 2,484,874 | $107.0M | 3.77% | +357,474+16.8% | Added |
| Polar Capital Holdings Plc | 2,612,108 | $112.5M | 0.68% | −454,520−14.8% | Reduced |
| Capital World Investors | 2,681,537 | $115.4M | 0.02% | 00.0% | Unchanged |
| Wellington Management Group LLP | 3,922,058 | $168.8M | 0.03% | −240,596−5.8% | Reduced |
| Driehaus Capital Management LLC | 4,321,740 | $186.1M | 1.85% | −23,440−0.5% | Reduced |
| Avoro Capital Advisors LLC | 5,666,666 | $243.9M | 2.85% | 00.0% | Unchanged |
| FMR LLC | 6,601,830 | $284.2M | 0.02% | +945,908+16.7% | Added |
| 17 Capital Partners, LLC | 2,840 | – | – | +2,840 | New |
| BVF Inc | 0 | $0 | 0.00% | −890,072−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −196,453−100.0% | Sold out |
| Logos Global Management LP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Soleus Capital Management, L.P. | 0 | $0 | 0.00% | −58,000−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −27,775−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −17,973−100.0% | Sold out |
| Ghisallo Capital Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −8,253−100.0% | Sold out |
| Omers Administration Corp | 0 | $0 | 0.00% | −7,700−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −7,281−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −6,595−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −5,054−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Lynwood Capital Management Inc. | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Cambridge Trust Co | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Crewe Advisors LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| AdvisorNet Financial, Inc | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Putnam Investments LLC | – | – | – | – | Not filed |