Position in XENE
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$97,401,250
+$41,376,250 QoQ
Shares Held
1,675,000
+34.0% QoQ
Ownership
1.73%
of shares outstanding
% of Portfolio
5.84%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2021
17 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in XENE Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026Affinity Asset Advisors, LLC holds $1,535,632,069 across 81 Biotechnology names. XENE ranks #2 (6.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | APGE |
Apogee Therapeutics, Inc.
|
1,284,926 | $108,152,221 | |
| 2 | XENE |
Xenon Pharmaceuticals Inc.
This page
|
1,675,000 | $97,401,250 | |
| 3 | ERAS |
Erasca, Inc.
|
5,350,000 | $86,563,000 | |
| 4 | INSM |
INSMED Inc
|
480,000 | $78,489,600 | |
| 5 | ROIV |
Roivant Sciences Ltd.
|
2,800,000 | $77,560,000 | |
| 6 | SYRE |
Spyre Therapeutics, Inc.
|
1,279,134 | $64,519,518 | |
| 7 | CNTA |
Centessa Pharmaceuticals plc
|
1,400,000 | $55,608,000 | |
| 8 | PRAX |
Praxis Precision Medicines, Inc.
|
170,000 | $54,772,300 |
All Filings in XENE
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $97,401,250 | 1,675,000 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $56,025,000 | 1,250,000 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $56,210,000 | 1,400,000 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $34,430,000 | 1,100,000 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $44,560,271 | 1,328,175 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $45,520,490 | 1,161,237 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $45,040,106 | 1,144,021 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $38,764,910 | 994,227 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $36,049,510 | 837,387 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $21,187,600 | 460,000 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $10,262,962 | 300,438 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $2,324,476 | 60,376 | Shares | Sole | 2023-08-21 | |
| 2023-03-31 | $3,221,100 | 90,000 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $1,971,500 | 50,000 | Shares | Sole | 2023-02-13 | |
| 2022-03-31 | $2,445,600 | 80,000 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $4,701,620 | 150,500 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $764,000 | 50,000 | Shares | Sole | 2021-11-12 | |
| No filing history on record for this holder in this stock. | ||||||