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XOMA

Xoma
XOMA

Delisted

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

64 hedge funds and large institutions have $156M invested in Xoma in 2025 Q1 according to their latest regulatory filings, with 6 funds opening new positions, 19 increasing their positions, 23 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more funds holding in top 10

Funds holding in top 10: 22 (0)

0.82% less ownership

Funds ownership: 66.36%65.54% (-0.82%)

2% less funds holding

Funds holding: 6564 (-1)

14% less first-time investments, than exits

New positions opened: 6 | Existing positions closed: 7

17% less repeat investments, than reductions

Existing positions increased: 19 | Existing positions reduced: 23

24% less capital invested

Capital invested by funds: $205M → $156M (-$48.4M)

83% less call options, than puts

Call options by funds: $4K | Put options by funds: $24K

Holders
64
Holders Change
-1
Holders Change %
-1.54%
% of All Funds
0.86%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
6
Increased
19
Reduced
23
Closed
7
Calls
$4K
Puts
$24K
Net Calls
-$20K
Net Calls Change
+$16K
Name Holding Trade Value Shares
Change
Change in
Stake
RhumbLine Advisers
26
RhumbLine Advisers
Massachusetts
$224K +$3.97K +165 +1%
Squarepoint
27
Squarepoint
New York
$205K +$19.8K +823 +9%
Susquehanna International Group
28
Susquehanna International Group
Pennsylvania
$204K +$247K +10,254 New
Citadel Advisors
29
Citadel Advisors
Florida
$192K -$46K -1,911 -17%
Barclays
30
Barclays
United Kingdom
$177K -$93.6K -3,888 -30%
Deutsche Bank
31
Deutsche Bank
Germany
$128K +$152K +6,309 +5,088%
Citigroup
32
Citigroup
New York
$114K -$14.7K -611 -10%
Royal Bank of Canada
33
Royal Bank of Canada
Ontario, Canada
$114K -$6.96K -289 -5%
AI
34
Acuitas Investments
Washington
$113K -$1.32M -55,030 -91%
Bank of America
35
Bank of America
North Carolina
$98.8K -$68.4K -2,839 -36%
Mirae Asset Global ETFs Holdings
36
Mirae Asset Global ETFs Holdings
Hong Kong
$97.1K +$5.63K +234 +5%
UBS Group
37
UBS Group
Switzerland
$96.3K -$45.7K -1,897 -28%
Wells Fargo
38
Wells Fargo
California
$90.6K +$5.92K +246 +6%
MIM
39
MetLife Investment Management
New Jersey
$87.1K
CF
40
Corebridge Financial
Texas
$79.4K -$193 -8 -0.2%
JP Morgan Chase
41
JP Morgan Chase
New York
$77.7K -$197K -8,192 -68%
Macquarie Group
42
Macquarie Group
Australia
$69K
Osaic Holdings
43
Osaic Holdings
Arizona
$68.8K +$2.41K +100 +3%
New York State Common Retirement Fund
44
New York State Common Retirement Fund
New York
$47.1K
PFSRSONJ
45
Police & Firemen's Retirement System of New Jersey
New Jersey
$32.2K
N
46
Natixis
France
$30.2K -$4.86K -202 -12%
Group One Trading
47
Group One Trading
Illinois
$17.9K +$12K +500 +125%
Legal & General Group
48
Legal & General Group
United Kingdom
$17K
TRCT
49
Tower Research Capital (TRC)
New York
$14.9K +$7.13K +296 +65%
AIP
50
Ameritas Investment Partners
Nebraska
$12K

XOMA Hedge Fund Activity: Q1 2025 in Review

64 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Xoma (XOMA) for Q1 2025, worth a combined $156M — down 24% from $205M a quarter earlier.

Sellers outnumbered buyers: 7 funds closed out of XOMA and 6 opened new positions — a net loss of 1 holder — while 23 trimmed existing stakes and 19 added.

The largest buyer was Morgan Stanley, adding an estimated $19.4M. The largest seller was BVF Inc, cutting an estimated $15.7M.

  • 64 institutional investors held Xoma (XOMA) as of Q1 2025, down from 65 in Q4 2024.
  • Funds reported $156M of Xoma stock for Q1 2025, down 24% quarter-over-quarter.
  • 6 funds opened new Xoma positions in Q1 2025 and 7 closed out, a net change of -1 holder.
  • The largest Xoma buyer in Q1 2025 was Morgan Stanley, an estimated $19.4M added.
  • The largest Xoma seller in Q1 2025 was BVF Inc, an estimated $15.7M sold.

Based on aggregated 13F filings for Q1 2025.