SCM
XOMA

Stonepine Capital Management’s Xoma XOMA Stock Holding History

Stonepine Capital Management’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 		$2.18M Sell
69,500
-45,500
-40% -$1.22M 0.87% 20
2025
Q4 		$3.06M Sell
115,000
-459
-0.4% -$14.8K 2.23% 11
2025
Q3 		$4.45M Sell
115,459
-36,684
-24% -$1.14M 3.62% 7
2025
Q2 		$3.83M Buy
152,143
+22,330
+17% +$535K 3.76% 9
2025
Q1 		$2.59M Buy
129,813
+4,113
+3% +$99K 2.52% 15
2024
Q4 		$3.3M Sell
125,700
-69,396
-36% -$2.03M 2.67% 14
2024
Q3 		$5.17M Sell
195,096
-55,033
-22% -$1.49M 3.26% 6
2024
Q2 		$5.93M Sell
250,129
-3,641
-1% -$91.1K 5.41% 6
2024
Q1 		$6.1M Buy
253,770
+3,770
+2% +$84.5K 4.84% 6
2023
Q4 		$4.63M Sell
250,000
-186,602
-43% -$3.07M 2% 8
2023
Q3 		$6.15M Buy
436,602
+87,203
+25% +$1.37M 2.04% 12
2023
Q2 		$6.6M Buy
349,399
+31,303
+10% +$587K 2.38% 12
2023
Q1 		$6.72M Buy
318,096
+253,637
+393% +$5.33M 2.25% 10
2022
Q4 		$1.19M Hold
64,459
– – 0.5% 18
2022
Q3 		$1.15M Buy
64,459
+18,549
+40% +$382K 0.52% 19
2022
Q2 		$1.02M Buy
45,910
+9,107
+25% +$187K 0.48% 22
2022
Q1 		$1.03M Sell
36,803
-9,223
-20% -$210K 0.43% 24
2021
Q4 		$960K Sell
46,026
-22,516
-33% -$527K 0.44% 22
2021
Q3 		$1.7M Sell
68,542
-96,499
-58% -$2.84M 0.77% 21
2021
Q2 		$5.61M Buy
165,041
+1,775
+1% +$59.5K 2.93% 11
2021
Q1 		$6.66M Buy
163,266
+39,136
+32% +$1.51M 3.6% 11
2020
Q4 		$5.48M Sell
124,130
-26,083
-17% -$786K 4.19% 8
2020
Q3 		$2.83M Hold
150,213
– – 2.94% 9
2020
Q2 		$2.97M Sell
150,213
-58,387
-28% -$1.28M 5.75% 7
2020
Q1 		$4.25M Buy
208,600
+7,933
+4% +$183K 4.49% 8
2019
Q4 		$5.48M Sell
200,667
-29,534
-13% -$661K 3.82% 8
2019
Q3 		$4.54M Sell
230,201
-40,248
-15% -$722K 4.4% 9
2019
Q2 		$4.02M Buy
270,449
+43,019
+19% +$646K 2.77% 14
2019
Q1 		$2.82M Buy
+227,430
New +$3.11M 1.62% 18
2017
Q2 		– Sell
-87,960
Closed -$625K – 30
2017
Q1 		$625K Buy
+87,960
New +$452K 0.35% 19

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

Stonepine Capital Management's XOMA Position: Q1 2026 in Review

Stonepine Capital Management reduced its Xoma (XOMA) stake by 40% in Q1 2026, selling an estimated $1.22M and leaving 69,500 shares worth $2.18M. The position accounts for 0.87% of the portfolio, ranked #20.

Stonepine Capital Management first reported a position in XOMA in Q1 2017 and has held it in 30 quarters since. The position peaked at $6.72M in Q1 2023. 85 funds tracked by Wall St. Rank hold XOMA as of Q1 2026.

  • Stonepine Capital Management held 69,500 shares of Xoma worth $2.18M as of Q1 2026.
  • Stonepine Capital Management sold 45,500 Xoma shares in Q1 2026, an estimated $1.22M.
  • Xoma made up 0.87% of Stonepine Capital Management's portfolio in Q1 2026, its #20 holding.
  • Stonepine Capital Management first reported a position in Xoma in Q1 2017 and has held it in 30 quarters since.
  • Stonepine Capital Management's Xoma position peaked at $6.72M in Q1 2023.
  • 85 funds tracked by Wall St. Rank held Xoma as of Q1 2026.

Based on Stonepine Capital Management's 13F filing for Q1 2026, filed 14 May 2026.