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Of the 14 tracked institutions holding XENE, 7 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +8.3pt. It's a gauge of who owns the name, not just how many.
Among the 14 tracked institutional investors we monitor, XENE (XENON PHARMACEUTICALS INC) is held with a combined value of $1.69B across 29,262,977 shares. The largest holder is FMR LLC with a position worth $629.10M (0.03% of their portfolio). 3 funds opened new positions in the most recent quarter. 6 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$1.69B
Total Shares Held
29,262,977
Institutional Holders
14
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | FMR LLC | $629.10M | 0.03% | +21.3% |
| 2 | BlackRock, Inc. | $327.97M | 0.01% | +10.6% |
| 3 | WELLINGTON MANAGEMENT GROUP LLP | $280.84M | 0.05% | +1.4% |
| 4 | CITADEL ADVISORS LLC | $154.27M | 0.11% | +100.8% |
| 5 | STATE STREET CORP | $100.05M | 0.00% | +15.3% |
| 6 | PRICE T ROWE ASSOCIATES INC /MD/ | $77.32M | 0.01% | +54.2% |
| 7 | VANGUARD GROUP INC | $29.79M | 0.00% | -21.9% |
| 8 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $27.33M | 0.04% | -31.4% |
| 9 | BAKER BROS. ADVISORS LP | $21.53M | 0.12% | - |
| 10 | RENAISSANCE TECHNOLOGIES LLC | $17.47M | 0.03% | New |
As of the latest SEC 13F filings, FMR LLC is the largest institutional holder of XENE with a position worth $629.10M, representing 0.03% of their portfolio. In total, 14 institutional investors hold XENE with a combined value of $1.69B.
In the most recent quarter, 3 funds opened a new position in XENE. Additionally, 6 increased their holdings and 3 reduced their positions.
Institutional investors hold $1.69B worth of XENE stock across 14 positions. The largest institutional holder is FMR LLC with $629.10M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For XENE, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their XENE positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$65.42
2026-07-24
YTD
+47.0%
86% of 52-week range
