Xenon Pharmaceuticals Inc.
XENE- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001582313
In the last 90 days, Xenon Pharmaceuticals Inc. insiders filed 2 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.
Q3 2025 vs. Q2 2025
How the institutions holding Xenon Pharmaceuticals Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Of which not filed for Q3 2025 | Q3 2025 | Change |
|---|---|---|---|---|
| Holders | 206 | 2 | 219 | +15 |
| Shares | 83.1M | 9.71K | 84.3M | +1.20M (+1.4%) |
| Value | $2.60B | $303.9K | $3.39B | +$783.3M (+30.1%) |
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (35)
Institutions that held Xenon Pharmaceuticals Inc. at the end of Q3 2025 but not at the end of Q2 2025.
Sold out (20)
Institutions that held Xenon Pharmaceuticals Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Assenagon Asset Management S.A. | 436,974 | $13.7M |
| UBS Asset Management Americas Inc | 404,384 | $12.7M |
| First Light Asset Management, LLC | 188,367 | $5.90M |
| AXA S.A. | 175,632 | $5.50M |
| Foresite Capital Management VI LLC | 160,000 | $5.01M |
| Caption Management, LLC | 100,940 | $3.16M |
| Soleus Capital Management, L.P. | 78,800 | $2.47M |
| Nebula Research & Development LLC | 60,223 | $1.88M |
| Skandinaviska Enskilda Banken AB (publ) | 47,457 | $1.49M |
| Woodline Partners LP | 43,380 | $1.36M |
| Polar Asset Management Partners Inc. | 25,300 | $791.9K |
| Readystate Asset Management LP | 24,814 | $776.7K |
| PEAK6 LLC | 15,000 | $469.5K |
| L1 Capital Pty Ltd | 1,296 | $40.6K |
| Mount Yale Investment Advisors, LLC | 1,015 | $31.8K |
| Spire Wealth Management | 200 | $6.26K |
| Caitong International Asset Management Co., Ltd | 104 | $3.25K |
| Skopos Labs, Inc. | 103 | $3.22K |
| Whittier Trust Co of Nevada Inc | 36 | $1.13K |
| Twin Peaks Wealth Advisors, LLC | 1 | $36 |
Not filed for Q3 2025 yet (2)
Institutions that held Xenon Pharmaceuticals Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| CIBC World Markets Corp | 9,363 | $293.1K |
| First Horizon Advisors, Inc. | 345 | $10.8K |