Xoma
XOMA
XOMA was delisted on the 13th of July, 2026.
50 hedge funds and large institutions have $149M invested in Xoma in 2023 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 18 increasing their positions, 11 reducing their positions, and 6 closing their positions.
167% more call options, than puts
Call options by funds: $40K | Put options by funds: $15K
64% more repeat investments, than reductions
Existing positions increased: 18 | Existing positions reduced: 11
23% more capital invested
Capital invested by funds: $121M → $149M (+$28M)
17% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 6
3.85% more ownership
Funds ownership: 57.7% → 61.55% (+3.9%)
2% more funds holding
Funds holding: 49 → 50 (+1)
0% more funds holding in top 10
Funds holding in top 10: 2 → 2 (0)
Top Buyers
| 1 |
SCM
Stonepine Capital Management
Bend,
Oregon
|
+$5.33M |
| 2 |
HS
HighVista Strategies
Boston,
Massachusetts
|
+$1.96M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$1.67M |
| 4 |
Millennium Management
New York
|
+$856K |
| 5 |
Goldman Sachs
New York
|
+$692K |
Top Sellers
| 1 |
RCMNY
Rubric Capital Management (New York)
New York
|
-$3.81M |
| 2 |
Morgan Stanley
New York
|
-$457K |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$271K |
| 4 |
AI
Acuitas Investments
Seattle,
Washington
|
-$157K |
| 5 |
TRCT
Tower Research Capital (TRC)
New York
|
-$113K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
RCMNY
51
Rubric Capital Management (New York)
New York
| – | -$3.81M | -206,835 | Closed |
|
52
Group One Trading
Chicago,
Illinois
| – | -$1.84K | -100 | Closed |
|
|
RFS
53
Retirement Financial Solutions
Knoxville,
Tennessee
| – | -$957 | -52 | Closed |
|
|
HNB
54
Huntington National Bank
Columbus,
Ohio
| – | -$570 | -31 | Closed |
|
|
AF
55
Allworth Financial
Folsom,
California
| – | -$37 | -2 | Closed |
|
56
BNP Paribas Financial Markets
Paris,
France
| – | -$37 | -2 | Closed |
|
XOMA Hedge Fund Activity: Q1 2023 in Review
50 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in Xoma (XOMA) for Q1 2023, worth a combined $149M — up 23% from $121M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new XOMA positions and 6 closed out — a net gain of 1 holder — while 18 added to existing stakes and 11 trimmed.
The largest buyer was Stonepine Capital Management, adding an estimated $5.33M. The largest seller was Rubric Capital Management (New York), exiting entirely with an estimated $3.81M sold.
- 50 institutional investors held Xoma (XOMA) as of Q1 2023, up from 49 in Q4 2022.
- Funds reported $149M of Xoma stock for Q1 2023, up 23% quarter-over-quarter.
- 7 funds opened new Xoma positions in Q1 2023 and 6 closed out, a net change of +1 holder.
- The largest Xoma buyer in Q1 2023 was Stonepine Capital Management, an estimated $5.33M added.
- The largest Xoma seller in Q1 2023 was Rubric Capital Management (New York), an estimated $3.81M sold.
Based on aggregated 13F filings for Q1 2023.