Fidelity Investments
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Fidelity Investments’s Compass Therapeutics CMPX Stock Holding History

Fidelity Investments’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 		$2.65M Sell
1,212,196
-589,525
-33% -$1.74M ﹤0.01% 2655
2026
Q1 		$9.53M Sell
1,801,721
-777,990
-30% -$4.49M ﹤0.01% 2061
2025
Q4 		$13.9M Sell
2,579,711
-1,557,851
-38% -$7.19M ﹤0.01% 1908
2025
Q3 		$14.5M Buy
4,137,562
+2,907
+0.1% +$9.18K ﹤0.01% 1862
2025
Q2 		$10.8M Buy
4,134,655
+368
+0% +$759 ﹤0.01% 1904
2025
Q1 		$7.86M Sell
4,134,287
-2,116
-0.1% -$5.63K ﹤0.01% 2003
2024
Q4 		$6M Buy
4,136,403
+130
+0% +$216 ﹤0.01% 2096
2024
Q3 		$7.61M Buy
4,136,273
+5,898
+0.1% +$7.35K ﹤0.01% 2006
2024
Q2 		$4.13M Sell
4,130,375
-384,762
-9% -$562K ﹤0.01% 2134
2024
Q1 		$8.94M Sell
4,515,137
-36,369
-0.8% -$62.9K ﹤0.01% 1907
2023
Q4 		$7.1M Sell
4,551,506
-1,587
-0% -$2.75K ﹤0.01% 1957
2023
Q3 		$8.97M Sell
4,553,093
-982,413
-18% -$2.43M ﹤0.01% 1853
2023
Q2 		$17.6M Sell
5,535,506
-145,566
-3% -$457K ﹤0.01% 1693
2023
Q1 		$18.6M Sell
5,681,072
-673,742
-11% -$2.65M ﹤0.01% 1634
2022
Q4 		$32M Hold
6,354,814
– – ﹤0.01% 1434
2022
Q3 		$14.5M Sell
6,354,814
-517,600
-8% -$1.43M ﹤0.01% 1742
2022
Q2 		$18.2M Hold
6,872,414
– – ﹤0.01% 1688
2022
Q1 		$9.42M Hold
6,872,414
– – ﹤0.01% 2142
2021
Q4 		$21.8M Buy
+6,872,414
New +$22.8M ﹤0.01% 1781

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

Fidelity Investments's CMPX Position: Q2 2026 in Review

Fidelity Investments reduced its Compass Therapeutics (CMPX) stake by 33% in Q2 2026, selling an estimated $1.74M and leaving 1,212,196 shares worth $2.65M. The position accounts for ﹤0.01% of the portfolio, ranked #2655.

Fidelity Investments first reported a position in CMPX in Q4 2021 and has held it in 19 quarters since. The position peaked at $32M in Q4 2022. 216 funds tracked by Wall St. Rank hold CMPX as of Q2 2026.

  • Fidelity Investments held 1,212,196 shares of Compass Therapeutics worth $2.65M as of Q2 2026.
  • Fidelity Investments sold 589,525 Compass Therapeutics shares in Q2 2026, an estimated $1.74M.
  • Compass Therapeutics made up ﹤0.01% of Fidelity Investments's portfolio in Q2 2026, its #2655 holding.
  • Fidelity Investments first reported a position in Compass Therapeutics in Q4 2021 and has held it in 19 quarters since.
  • Fidelity Investments's Compass Therapeutics position peaked at $32M in Q4 2022.
  • 216 funds tracked by Wall St. Rank held Compass Therapeutics as of Q2 2026.

Based on Fidelity Investments's 13F filing for Q2 2026, filed 13 Aug 2026.