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208 hedge funds and large institutions have $1.25B invested in Xencor in 2025 Q4 according to their latest regulatory filings, with 35 funds opening new positions, 60 increasing their positions, 78 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

8,692% more call options, than puts

Call options by funds: $1.05M | Put options by funds: $12K

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

31% more capital invested

Capital invested by funds: $960M → $1.25B (+$293M)

25% more first-time investments, than exits

New positions opened: 35 | Existing positions closed: 28

1% more funds holding

Funds holding: 206208 (+2)

0.25% less ownership

Funds ownership: 114.87%114.63% (-0.25%)

23% less repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 78

Holders
208
Holders Change
+2
Holders Change %
+0.97%
% of All Funds
2.53%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
35
Increased
60
Reduced
78
Closed
28
Calls
$1.05M
Puts
$12K
Net Calls
+$1.04M
Net Calls Change
+$927K
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$183M +$1.79M +119,991 +1%
Primecap Management
2
Primecap Management
California
$156M -$6.82M -456,700 -4%
Vanguard Group
3
Vanguard Group
Pennsylvania
$110M +$922K +61,692 +0.9%
BI
4
BVF Inc
California
$109M +$65.6M +4,393,579 +160%
RI
5
RTW Investments
New York
$104M +$8.31M +556,407 +9%
State Street
6
State Street
Massachusetts
$69M +$12.5M +833,423 +23%
EC
7
EcoR1 Capital
California
$49.8M -$43.2M -2,893,655 -47%
TCM
8
TCG Crossover Management
California
$37.5M
Geode Capital Management
9
Geode Capital Management
Massachusetts
$26.8M +$360K +24,093 +1%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$24.5M -$1.37M -91,530 -5%
Morgan Stanley
11
Morgan Stanley
New York
$23.1M +$9.08M +607,890 +67%
DCM
12
Defilade Capital Management
California
$21.7M +$21.1M +1,414,755 New
Legal & General Group
13
Legal & General Group
United Kingdom
$20M +$524K +35,088 +3%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$19.1M -$5.08M -339,675 -21%
BBA
15
Baker Bros. Advisors
New York
$16.9M
Goldman Sachs
16
Goldman Sachs
New York
$11.5M -$3.95M -264,195 -26%
JJ
17
Johnson & Johnson
New Jersey
$11.5M
JFG
18
Jefferies Financial Group
New York
$11M +$9.27M +620,440 +620%
LCM
19
Lynx1 Capital Management
Puerto Rico
$10.8M +$10.5M +705,558 New
Charles Schwab
20
Charles Schwab
California
$10.7M +$182K +12,166 +2%
Northern Trust
21
Northern Trust
Illinois
$10.3M -$561K -37,544 -5%
UBS Group
22
UBS Group
Switzerland
$9.77M -$8.03M -537,246 -46%
Bank of America
23
Bank of America
North Carolina
$9.64M -$1.86M -124,421 -17%
Millennium Management
24
Millennium Management
New York
$9.1M -$1.62M -108,139 -15%
PAM
25
Panagora Asset Management
Massachusetts
$8.94M -$557K -37,251 -6%

XNCR Hedge Fund Activity: Q4 2025 in Review

208 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Xencor (XNCR) for Q4 2025, worth a combined $1.25B — up 31% from $960M a quarter earlier.

Buyers outnumbered sellers: 35 funds opened new XNCR positions and 28 closed out — a net gain of 7 holders — while 60 added to existing stakes and 78 trimmed.

The largest buyer was BVF Inc, adding an estimated $65.6M. The largest seller was EcoR1 Capital, cutting an estimated $43.2M.

  • 208 institutional investors held Xencor (XNCR) as of Q4 2025, up from 206 in Q3 2025.
  • Funds reported $1.25B of Xencor stock for Q4 2025, up 31% quarter-over-quarter.
  • 35 funds opened new Xencor positions in Q4 2025 and 28 closed out, a net change of +7 holders.
  • The largest Xencor buyer in Q4 2025 was BVF Inc, an estimated $65.6M added.
  • The largest Xencor seller in Q4 2025 was EcoR1 Capital, an estimated $43.2M sold.

Based on aggregated 13F filings for Q4 2025.