Blackstone Inc
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Blackstone Inc’s Compass Therapeutics CMPX Stock Holding History

Blackstone Inc’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 		$1.97M Sell
899,936
-957,912
-52% -$2.83M 0.01% 181
2026
Q1 		$9.83M Sell
1,857,848
-4,268,334
-70% -$24.6M 0.04% 86
2025
Q4 		$32.9M Sell
6,126,182
-3,713,926
-38% -$17.1M 0.13% 65
2025
Q3 		$34.4M Sell
9,840,108
-185,043
-2% -$584K 0.14% 58
2025
Q2 		$26.1M Hold
10,025,151
– – 0.11% 60
2025
Q1 		$19M Hold
10,025,151
– – 0.08% 64
2024
Q4 		$14.5M Hold
10,025,151
– – 0.07% 66
2024
Q3 		$18.4M Buy
10,025,151
+2,333,590
+30% +$2.91M 0.08% 62
2024
Q2 		$7.69M Buy
7,691,561
+1,502,010
+24% +$2.19M 0.03% 81
2024
Q1 		$12.3M Hold
6,189,551
– – 0.05% 79
2023
Q4 		$9.7M Hold
6,189,551
– – 0.04% 70
2023
Q3 		$12.2M Buy
6,189,551
+188,811
+3% +$467K 0.05% 69
2023
Q2 		$19.1M Buy
6,000,740
+1,379,742
+30% +$4.33M 0.08% 61
2023
Q1 		$15.1M Hold
4,620,998
– – 0.06% 68
2022
Q4 		$23.2M Buy
4,620,998
+3,115,260
+207% +$12.4M 0.09% 54
2022
Q3 		$3.43M Hold
1,505,738
– – 0.01% 91
2022
Q2 		$3.99M Hold
1,505,738
– – 0.01% 102
2022
Q1 		$2.06M Hold
1,505,738
– – 0.01% 152
2021
Q4 		$4.77M Buy
+1,505,738
New +$4.99M 0.01% 224

Other funds holding CMPX

TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
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

Blackstone Inc's CMPX Position: Q2 2026 in Review

Blackstone Inc reduced its Compass Therapeutics (CMPX) stake by 52% in Q2 2026, selling an estimated $2.83M and leaving 899,936 shares worth $1.97M. The position accounts for 0.01% of the portfolio, ranked #181.

Blackstone Inc first reported a position in CMPX in Q4 2021 and has held it in 19 quarters since. The position peaked at $34.4M in Q3 2025. 216 funds tracked by Wall St. Rank hold CMPX as of Q2 2026.

  • Blackstone Inc held 899,936 shares of Compass Therapeutics worth $1.97M as of Q2 2026.
  • Blackstone Inc sold 957,912 Compass Therapeutics shares in Q2 2026, an estimated $2.83M.
  • Compass Therapeutics made up 0.01% of Blackstone Inc's portfolio in Q2 2026, its #181 holding.
  • Blackstone Inc first reported a position in Compass Therapeutics in Q4 2021 and has held it in 19 quarters since.
  • Blackstone Inc's Compass Therapeutics position peaked at $34.4M in Q3 2025.
  • 216 funds tracked by Wall St. Rank held Compass Therapeutics as of Q2 2026.

Based on Blackstone Inc's 13F filing for Q2 2026, filed 14 Aug 2026.