State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Compass Therapeutics CMPX Stock Holding History

State of Wisconsin Investment Board’s Portfolio CMPX Stock Details CMPX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.06M Buy
200,279
+14,856
+8% +$85.7K ﹤0.01% 1661
2025
Q4 		$996K Buy
185,423
+144,023
+348% +$665K ﹤0.01% 1683
2025
Q3 		$145K Buy
+41,400
New +$131K ﹤0.01% 2296
2025
Q2 		– Sell
-47,700
Closed -$90.6K – 2338
2025
Q1 		$90.6K Buy
+47,700
New +$127K ﹤0.01% 2179
2023
Q3 		– Sell
-11,601
Closed -$34.6K – 2524
2023
Q2 		$34.6K Sell
11,601
-58,255
-83% -$183K ﹤0.01% 2281
2023
Q1 		$224K Buy
+69,856
New +$274K ﹤0.01% 2213

Other funds holding CMPX

TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
VC
Vivo Capital Palo Alto, California $1.2B AUM 911.44% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $352M AUM 220.14% 1-Year Est. Return
BI
BVF Inc San Francisco, California $3.14B AUM 249.53% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State of Wisconsin Investment Board's CMPX Position: Q1 2026 in Review

State of Wisconsin Investment Board increased its Compass Therapeutics (CMPX) stake by 8% in Q1 2026, buying an estimated $85.7K and bringing the position to 200,279 shares worth $1.06M. The position accounts for ﹤0.01% of the portfolio, ranked #1661.

State of Wisconsin Investment Board first reported a position in CMPX in Q1 2023 and has held it in 6 quarters since. 201 funds tracked by Wall St. Rank hold CMPX as of Q1 2026.

  • State of Wisconsin Investment Board held 200,279 shares of Compass Therapeutics worth $1.06M as of Q1 2026.
  • State of Wisconsin Investment Board bought 14,856 Compass Therapeutics shares in Q1 2026, an estimated $85.7K.
  • Compass Therapeutics made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1661 holding.
  • State of Wisconsin Investment Board first reported a position in Compass Therapeutics in Q1 2023 and has held it in 6 quarters since.
  • 201 funds tracked by Wall St. Rank held Compass Therapeutics as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.