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Mariner, LLC

Position in GOSS — Gossamer Bio, Inc.

CIK 1373442 Overland Park, KS

Position in GOSS

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$98,128
-$39,526 QoQ
Shares Held
594,719
+42.1% QoQ
Ownership
0.122%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#45
of 168 holders
Holding Since
Jun 2020
6 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in GOSS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Mariner, LLC holds $490,050,155 across 152 Biotechnology names. GOSS ranks #124 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in GOSS

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $98,128 594,719
2026-03-31 $137,654 418,404
2025-12-31 $199,795 64,450
2025-09-30 $59,093 22,469
2020-09-30 $297,343 23,960
2020-06-30 $306,280 23,560