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XOMA

Xoma
XOMA

Delisted

XOMA was delisted on the 13th of July, 2026.

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52 hedge funds and large institutions have $108M invested in Xoma in 2023 Q3 according to their latest regulatory filings, with 0 funds opening new positions, 16 increasing their positions, 16 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

342% more call options, than puts

Call options by funds: $292K | Put options by funds: $66K

0.14% more ownership

Funds ownership: 66.46% → 66.61% (+0.14%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0% more repeat investments, than reductions

Existing positions increased: 16 | Existing positions reduced: 16

10% less funds holding

Funds holding: 58 → 52 (-6)

23% less capital invested

Capital invested by funds: $139M → $108M (-$31.6M)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 6

Holders
52
Holders Change
-6
Holders Change %
-10.34%
% of All Funds
0.83%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
–
Increased
16
Reduced
16
Closed
6
Calls
$292K
Puts
$66K
Net Calls
+$226K
Net Calls Change
+$54K

Top Buyers

1
SCM
Stonepine Capital Management
Oregon
+$1.37M
2
BlackRock
BlackRock
New York
+$451K
3
DMKJ
David M. Knott Jr
+$74K
4
Vanguard Group
Vanguard Group
Pennsylvania
+$50.5K
5
Geode Capital Management
Geode Capital Management
Massachusetts
+$44.5K

Top Sellers

1
Renaissance Technologies
Renaissance Technologies
New York
-$453K
2
Millennium Management
Millennium Management
New York
-$297K
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$279K
4
Morgan Stanley
Morgan Stanley
New York
-$227K
5
Citadel Advisors
Citadel Advisors
Florida
-$138K
Name Holding Trade Value Shares
Change 		Change in
Stake
BI
1
BVF Inc
California
$51.2M – – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$16.7M +$6.02K +384 +0%
BlackRock
3
BlackRock
New York
$6.45M +$451K +28,748 +7%
SCM
4
Stonepine Capital Management
Oregon
$6.15M +$1.37M +87,203 +25%
Vanguard Group
5
Vanguard Group
Pennsylvania
$5.84M +$50.5K +3,223 +0.8%
OM
6
Opaleye Management
Massachusetts
$3.87M -$7.84K -500 -0.2%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$2.21M +$44.5K +2,836 +2%
AI
8
Acuitas Investments
Washington
$1.93M – – –
State Street
9
State Street
Massachusetts
$1.73M -$77.5K -4,942 -4%
TA
10
TLS Advisors
Florida
$1.7M – – –
HS
11
HighVista Strategies
Massachusetts
$1.68M – – –
EP
12
Eversept Partners
New York
$1.27M – – –
Northern Trust
13
Northern Trust
Illinois
$1.23M +$17.8K +1,133 +1%
Bank of New York Mellon
14
Bank of New York Mellon
New York
$883K +$3.06K +195 +0.3%
MCM
15
Moore Capital Management
New York
$734K – – –
RC
16
RBF Capital
California
$490K – – –
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$400K -$59.1K -3,771 -12%
Citadel Advisors
18
Citadel Advisors
Florida
$396K -$138K -8,798 -24%
Millennium Management
19
Millennium Management
New York
$395K -$297K -18,910 -40%
BCM
20
Bridgeway Capital Management
Texas
$375K – – –
DMKJ
21
David M. Knott Jr
$278K +$74K +4,722 +31%
Charles Schwab
22
Charles Schwab
California
$276K – – –
American Century Companies
23
American Century Companies
Missouri
$267K +$28.9K +1,846 +11%
Renaissance Technologies
24
Renaissance Technologies
New York
$257K -$453K -28,895 -61%
RhumbLine Advisers
25
RhumbLine Advisers
Massachusetts
$118K +$7.5K +478 +6%
1
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XOMA Hedge Fund Activity: Q3 2023 in Review

52 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in Xoma (XOMA) for Q3 2023, worth a combined $108M — down 23% from $139M a quarter earlier.

Sellers outnumbered buyers: 6 funds closed out of XOMA and 0 opened new positions — a net loss of 6 holders — while 16 trimmed existing stakes and 16 added.

The largest buyer was Stonepine Capital Management, adding an estimated $1.37M. The largest seller was Renaissance Technologies, cutting an estimated $453K.

  • 52 institutional investors held Xoma (XOMA) as of Q3 2023, down from 58 in Q2 2023.
  • Funds reported $108M of Xoma stock for Q3 2023, down 23% quarter-over-quarter.
  • 0 funds opened new Xoma positions in Q3 2023 and 6 closed out, a net change of -6 holders.
  • The largest Xoma buyer in Q3 2023 was Stonepine Capital Management, an estimated $1.37M added.
  • The largest Xoma seller in Q3 2023 was Renaissance Technologies, an estimated $453K sold.

Based on aggregated 13F filings for Q3 2023.