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Of the 11 tracked institutions holding XNCR, 4 have a 3-year clone track record — 4 of them beat the S&P. Average holder's clone alpha: +5.9pt. It's a gauge of who owns the name, not just how many.
Among the 11 tracked institutional investors we monitor, XNCR (XENCOR INC) is held with a combined value of $426.02M across 33,393,683 shares. The largest holder is BlackRock, Inc. with a position worth $157.21M. RA CAPITAL MANAGEMENT, L.P. opened a new position in the most recent quarter. 6 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$426.02M
Total Shares Held
33,393,683
Institutional Holders
11
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $157.21M | 0.00% | +9.3% |
| 2 | VANGUARD GROUP INC | $109.70M | 0.00% | +0.9% |
| 3 | RA CAPITAL MANAGEMENT, L.P. | $59.06M | 0.63% | New |
| 4 | STATE STREET CORP | $52.49M | 0.00% | -3.4% |
| 5 | PRICE T ROWE ASSOCIATES INC /MD/ | $18.82M | 0.00% | -2.6% |
| 6 | BAKER BROS. ADVISORS LP | $13.29M | 0.08% | - |
| 7 | MILLENNIUM MANAGEMENT LLC | $7.35M | 0.00% | +2.6% |
| 8 | CITADEL ADVISORS LLC | $4.56M | 0.00% | +17.4% |
| 9 | AQR CAPITAL MANAGEMENT LLC | $1.96M | 0.00% | +44.7% |
| 10 | FMR LLC | $1.35M | 0.00% | +20.5% |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of XNCR with a position worth $157.21M, representing 0.00% of their portfolio. In total, 11 institutional investors hold XNCR with a combined value of $426.02M.
In the most recent quarter, 1 fund opened a new position in XNCR. Additionally, 6 increased their holdings and 3 reduced their positions.
Institutional investors hold $426.02M worth of XNCR stock across 11 positions. The largest institutional holder is BlackRock, Inc. with $157.21M 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 XNCR, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their XNCR 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
$19.44
2026-07-24
YTD
+30.3%
92% of 52-week range
