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Mariner, LLC

Position in CMPX — Compass Therapeutics, Inc.

CIK 1373442 Overland Park, KS

Position in CMPX

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$378,477
+$356,854 QoQ
Shares Held
172,821
+1418.5% QoQ
Ownership
0.096%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#67
of 213 holders
Holding Since
Dec 2024
3 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in CMPX Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Mariner, LLC holds $489,961,577 across 152 Biotechnology names. CMPX ranks #79 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CMPX

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $378,477 172,821
2025-03-31 $21,623 11,381
2024-12-31 $29,975 20,673