Optiver Holding
CMPX icon

Optiver Holding’s Compass Therapeutics CMPX Stock Holding History

Optiver Holding’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 		$1.24K Sell
568
-768
-57% -$2.27K ﹤0.01% 2437
2026
Q1 		$7.07K Buy
1,336
+240
+22% +$1.39K ﹤0.01% 1315
2025
Q4 		$5.89K Sell
1,096
-546
-33% -$2.52K ﹤0.01% 1292
2025
Q3 		$5.75K Buy
+1,642
New +$5.19K ﹤0.01% 1626

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

Optiver Holding's CMPX Position: Q2 2026 in Review

Optiver Holding reduced its Compass Therapeutics (CMPX) stake by 57% in Q2 2026, selling an estimated $2.27K and leaving 568 shares worth $1.24K. The position accounts for ﹤0.01% of the portfolio, ranked #2437.

Optiver Holding first reported a position in CMPX in Q3 2025 and has held it in 4 quarters since. The position peaked at $7.07K in Q1 2026. 215 funds tracked by Wall St. Rank hold CMPX as of Q2 2026.

  • Optiver Holding held 568 shares of Compass Therapeutics worth $1.24K as of Q2 2026.
  • Optiver Holding sold 768 Compass Therapeutics shares in Q2 2026, an estimated $2.27K.
  • Compass Therapeutics made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #2437 holding.
  • Optiver Holding first reported a position in Compass Therapeutics in Q3 2025 and has held it in 4 quarters since.
  • Optiver Holding's Compass Therapeutics position peaked at $7.07K in Q1 2026.
  • 215 funds tracked by Wall St. Rank held Compass Therapeutics as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.