Loading...
Loading...
Of the 16 tracked institutions holding XENE, 7 have a 3-year clone track record — 7 of them beat the S&P. Average holder's clone alpha: +7.6pt. It's a gauge of who owns the name, not just how many.
Among the 16 tracked institutional investors we monitor, XENE (XENON PHARMACEUTICALS INC) is held with a combined value of $1.66B across 27,767,572 shares. The largest holder is FMR LLC with a position worth $582.35M (0.03% of their portfolio). 2 funds opened new positions in the most recent quarter. 5 funds increased their holdings. 7 funds reduced their position.
Total Institutional Value
$1.66B
Total Shares Held
27,767,572
Institutional Holders
16
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | FMR LLC | $582.35M | 0.03% | -10.8% |
| 2 | BlackRock, Inc. | $454.06M | 0.01% | +33.4% |
| 3 | PRICE T ROWE ASSOCIATES INC /MD/ | $196.06M | 0.02% | +144.3% |
| 4 | STATE STREET CORP | $118.89M | 0.00% | +14.5% |
| 5 | WELLINGTON MANAGEMENT GROUP LLP | $86.04M | 0.01% | -70.5% |
| 6 | CITADEL ADVISORS LLC | $84.58M | 0.05% | -47.2% |
| 7 | VANGUARD GROUP INC | $29.79M | 0.00% | -21.9% |
| 8 | MILLENNIUM MANAGEMENT LLC | $22.74M | 0.02% | +86.7% |
| 9 | BAKER BROS. ADVISORS LP | $22.35M | 0.11% | - |
| 10 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $18.11M | 0.03% | -36.2% |
As of the latest SEC 13F filings, FMR LLC is the largest institutional holder of XENE with a position worth $582.35M, representing 0.03% of their portfolio. In total, 16 institutional investors hold XENE with a combined value of $1.66B.
In the most recent quarter, 2 funds opened a new position in XENE. Additionally, 5 increased their holdings and 7 reduced their positions.
Institutional investors hold $1.66B worth of XENE stock across 16 positions. The largest institutional holder is FMR LLC with $582.35M 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 →
| 2026-08-07 |
| 9.9% | 2026-08-06 |
SEC Schedule 13D (activist) and 13G (passive) filings for XENE. Filed when an investor acquires 5%+ ownership.
Last Close
$33.49
2026-10-16
YTD
-24.7%
0% of 52-week range
