Simplex Trading
XOMA

Simplex Trading’s Xoma XOMA Stock Holding History

Simplex 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 		$1M Buy
+31,900
New +$854K ﹤0.01% 2502
2025
Q4 		– Sell
-100
Closed -$3K – 10302
2025
Q3 		$3K Sell
100
-1,400
-93% -$43.5K ﹤0.01% 8579
2025
Q2 		$37K Buy
+1,500
New +$35.9K ﹤0.01% 6223
2024
Q2 		– Sell
-4,600
Closed -$110K – 9983
2024
Q1 		$110K Buy
4,600
+3,300
+254% +$74K ﹤0.01% 5488
2023
Q4 		$24K Sell
1,300
-1,300
-50% -$21.4K ﹤0.01% 6787
2023
Q3 		$36K Buy
+2,600
New +$40.8K ﹤0.01% 6113
2022
Q4 		– Sell
-2,600
Closed -$46K – 10616
2022
Q3 		$46K Sell
2,600
-2,800
-52% -$57.7K ﹤0.01% 6572
2022
Q2 		$120K Buy
5,400
+5,300
+5,300% +$109K ﹤0.01% 5317
2022
Q1 		$2K Buy
+100
New +$2.28K ﹤0.01% 9962
2016
Q1 		– Sell
-8
Closed -$3K – 6360
2015
Q4 		$3K Buy
+8
New +$204 ﹤0.01% 4331
2015
Q3 		– Sell
-17
Closed -$21K – 6293
2015
Q2 		$21K Buy
17
+11
+183% +$792 ﹤0.01% 2436
2015
Q1 		$6K Sell
6
-3
-33% -$220 ﹤0.01% 3397
2014
Q4 		$13K Buy
+9
New +$771 ﹤0.01% 2405

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

Simplex Trading's XOMA Position: Q1 2026 in Review

Simplex Trading sold out of Xoma (XOMA) in Q1 2026, closing a stake of 173 shares — an estimated $4.63K sold.

Simplex Trading first reported a position in XOMA in Q4 2014 and held it in 12 quarters. The position peaked at $424K in Q2 2015. 85 funds tracked by Wall St. Rank hold XOMA as of Q1 2026.

  • Simplex Trading reported no remaining Xoma position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 173 Xoma shares in Q1 2026, an estimated $4.63K.
  • Simplex Trading first reported a position in Xoma in Q4 2014 and held it in 12 quarters.
  • Simplex Trading's Xoma position peaked at $424K in Q2 2015.
  • 85 funds tracked by Wall St. Rank held Xoma as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.