Group One Trading
XOMA

Group One Trading’s Xoma XOMA Stock Holding History

Group One Trading’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 		$125K Buy
4,000
+3,200
+400% +$85.7K ﹤0.01% 4524
2025
Q4 		$21.3K Buy
+800
New +$25.7K ﹤0.01% 6297
2023
Q4 		– Sell
-500
Closed -$7.04K – 8301
2023
Q3 		$7.04K Buy
+500
New +$7.84K ﹤0.01% 6539
2022
Q4 		– Sell
-7,400
Closed -$133K – 8205
2022
Q3 		$133K Sell
7,400
-10,700
-59% -$220K ﹤0.01% 4516
2022
Q2 		$403K Buy
+18,100
New +$372K ﹤0.01% 3631
2017
Q1 		– Sell
-139,700
Closed -$590K – 5055
2016
Q4 		$590K Buy
139,700
+132,310
+1,790% +$821K 0.01% 1661
2016
Q3 		$68K Buy
7,390
+3,515
+91% +$40.4K ﹤0.01% 3164
2016
Q2 		$43K Sell
3,875
-1,490
-28% -$21.4K ﹤0.01% 3400
2016
Q1 		$83K Sell
5,365
-4,005
-43% -$72.2K ﹤0.01% 2954
2015
Q4 		$249K Buy
9,370
+3,105
+50% +$79.3K ﹤0.01% 2329
2015
Q3 		$94K Sell
6,265
-8,475
-57% -$267K ﹤0.01% 3085
2015
Q2 		$1.14M Buy
14,740
+9,175
+165% +$661K 0.02% 1118
2015
Q1 		$405K Sell
5,565
-7,090
-56% -$520K 0.01% 1783
2014
Q4 		$909K Sell
12,655
-1,135
-8% -$97.3K 0.01% 1132
2014
Q3 		$1.16M Buy
13,790
+1,875
+16% +$160K 0.02% 1001
2014
Q2 		$1.09M Buy
11,915
+930
+8% +$80.7K 0.02% 1074
2014
Q1 		$1.15M Buy
10,985
+5,955
+118% +$865K 0.02% 985
2013
Q4 		$677K Buy
5,030
+1,940
+63% +$196K 0.01% 1417
2013
Q3 		$277K Buy
3,090
+1,185
+62% +$108K 0.01% 2105
2013
Q2 		$138K Buy
+1,905
New +$142K ﹤0.01% 2507

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

Group One Trading's XOMA Position: Q3 2025 in Review

Group One Trading sold out of Xoma (XOMA) in Q3 2025, closing a stake of 900 shares — an estimated $22.7K sold.

Group One Trading first reported a position in XOMA in Q2 2013 and held it in 42 quarters. The position peaked at $1.01M in Q1 2014. 74 funds tracked by Wall St. Rank hold XOMA as of Q3 2025.

  • Group One Trading reported no remaining Xoma position as of Q3 2025 after selling out during the quarter.
  • Group One Trading sold 900 Xoma shares in Q3 2025, an estimated $22.7K.
  • Group One Trading first reported a position in Xoma in Q2 2013 and held it in 42 quarters.
  • Group One Trading's Xoma position peaked at $1.01M in Q1 2014.
  • 74 funds tracked by Wall St. Rank held Xoma as of Q3 2025.

Based on Group One Trading's 13F filing for Q3 2025, filed 12 Nov 2025.