UBS AM
XOMA

UBS AM’s Xoma XOMA Stock Holding History

UBS AM’s Portfolio XOMA Stock Details XOMA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$8.88K Buy
+283
New +$7.58K ﹤0.01% 3338
2015
Q4 		– Sell
-5,580
Closed -$84K – 2718
2015
Q3 		$84K Sell
5,580
-107,440
-95% -$3.39M ﹤0.01% 2627
2015
Q2 		$8.77M Buy
113,020
+975
+0.9% +$70.2K 0.01% 925
2015
Q1 		$8.16M Buy
112,045
+20,250
+22% +$1.49M 0.01% 932
2014
Q4 		$6.59M Hold
91,795
– – 0.01% 978
2014
Q3 		$7.73M Sell
91,795
-8,540
-9% -$729K 0.01% 923
2014
Q2 		$9.21M Sell
100,335
-1,919
-2% -$166K 0.01% 875
2014
Q1 		$10.7M Buy
102,254
+40,881
+67% +$5.94M 0.01% 830
2013
Q4 		$8.26M Buy
+61,373
New +$6.19M 0.01% 878

Other funds holding XOMA

BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $26.4B AUM 44.85% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

UBS AM's XOMA Position: Q1 2026 in Review

UBS AM opened a new position in Xoma (XOMA) in Q1 2026: 283 shares worth $8.88K. The stake represents ﹤0.01% of the portfolio and ranks #3338 among its holdings. This is a return to the name: UBS AM previously reported a position in XOMA as recently as Q3 2015.

UBS AM first reported a position in XOMA in Q4 2013 and has held it in 9 quarters since. The position peaked at $10.7M in Q1 2014. 85 funds tracked by Wall St. Rank hold XOMA as of Q1 2026.

  • UBS AM held 283 shares of Xoma worth $8.88K as of Q1 2026.
  • Xoma was a new UBS AM position in Q1 2026.
  • Xoma made up ﹤0.01% of UBS AM's portfolio in Q1 2026, its #3338 holding.
  • UBS AM first reported a position in Xoma in Q4 2013 and has held it in 9 quarters since.
  • UBS AM's Xoma position peaked at $10.7M in Q1 2014.
  • 85 funds tracked by Wall St. Rank held Xoma as of Q1 2026.

Based on UBS AM's 13F filing for Q1 2026, filed 13 May 2026.