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Tang Capital Management’s Compass Therapeutics CMPX Stock Holding History

Tang Capital Management’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
Q2 		$39.4M Buy
17,990,782
+1,199,973
+7% +$3.54M 1.79% 17
2026
Q1 		$88.8M Hold
16,790,809
– – 4.51% 11
2025
Q4 		$90.2M Sell
16,790,809
-21,154
-0.1% -$97.7K 4.45% 9
2025
Q3 		$58.8M Buy
16,811,963
+3,315,755
+25% +$10.5M 2.27% 10
2025
Q2 		$35.1M Buy
13,496,208
+2,443,576
+22% +$5.04M 1.77% 13
2025
Q1 		$21M Buy
11,052,632
+5,152,632
+87% +$13.7M 1.16% 23
2024
Q4 		$8.55M Buy
5,900,000
+4,087,005
+225% +$6.79M 0.57% 49
2024
Q3 		$3.34M Buy
+1,812,995
New +$2.26M 0.24% 87

Other funds holding CMPX

O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
SCM
Suvretta Capital Management New York $5.47B AUM 131.34% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $345M AUM 134.64% 1-Year Est. Return
VC
Vivo Capital Palo Alto, California $1.1B AUM 799.93% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
PAI
Palo Alto Investors Palo Alto, California $724M AUM 96.91% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Tang Capital Management's CMPX Position: Q2 2026 in Review

Tang Capital Management increased its Compass Therapeutics (CMPX) stake by 7.1% in Q2 2026, buying an estimated $3.54M and bringing the position to 17,990,782 shares worth $39.4M. The position accounts for 1.79% of the portfolio, ranked #17.

Tang Capital Management first reported a position in CMPX in Q3 2024 and has held it in 8 quarters since. The position peaked at $90.2M in Q4 2025. 216 funds tracked by Wall St. Rank hold CMPX as of Q2 2026.

  • Tang Capital Management held 17,990,782 shares of Compass Therapeutics worth $39.4M as of Q2 2026.
  • Tang Capital Management bought 1,199,973 Compass Therapeutics shares in Q2 2026, an estimated $3.54M.
  • Compass Therapeutics made up 1.79% of Tang Capital Management's portfolio in Q2 2026, its #17 holding.
  • Tang Capital Management first reported a position in Compass Therapeutics in Q3 2024 and has held it in 8 quarters since.
  • Tang Capital Management's Compass Therapeutics position peaked at $90.2M in Q4 2025.
  • 216 funds tracked by Wall St. Rank held Compass Therapeutics as of Q2 2026.

Based on Tang Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.