Group One Trading’s Compass Therapeutics CMPX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$88.9K Buy
16,800
+16,700
+16,700% +$96.4K ﹤0.01% 4839
2025
Q4
$537 Sell
100
-4,700
-98% -$21.7K ﹤0.01% 7801
2025
Q3
$16.8K Sell
4,800
-9,400
-66% -$29.7K ﹤0.01% 6830
2025
Q2
$36.9K Buy
+14,200
New +$29.3K ﹤0.01% 5812

Other funds holding CMPX

Group One Trading's CMPX Position: Q1 2026 in Review

Group One Trading increased its Compass Therapeutics (CMPX) stake by 476% in Q1 2026, buying an estimated $144K and bringing the position to 30,229 shares worth $160K. The position accounts for ﹤0.01% of the portfolio, ranked #4307.

Group One Trading first reported a position in CMPX in Q4 2025 and has held it in 2 quarters since. 201 funds tracked by Wall St. Rank hold CMPX as of Q1 2026.

  • Group One Trading held 30,229 shares of Compass Therapeutics worth $160K as of Q1 2026.
  • Group One Trading bought 24,985 Compass Therapeutics shares in Q1 2026, an estimated $144K.
  • Compass Therapeutics made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4307 holding.
  • Group One Trading first reported a position in Compass Therapeutics in Q4 2025 and has held it in 2 quarters since.
  • 201 funds tracked by Wall St. Rank held Compass Therapeutics as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.