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Mariner, LLC

Position in SLS — SELLAS Life Sciences Group, Inc.

CIK 1373442 Overland Park, KS

Position in SLS

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,925,609
+$2,191,408 QoQ
Shares Held
198,212
+14.2% QoQ
Ownership
0.098%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#36
of 192 holders
Holding Since
Mar 2024
10 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in SLS Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Mariner, LLC holds $491,869,472 across 152 Biotechnology names. SLS ranks #18 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SLS

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,925,609 198,212
2026-03-31 $734,201 173,570
2025-12-31 $599,995 159,150
2025-09-30 $175,177 108,806
2025-06-30 $111,928 51,109
2025-03-31 $55,296 51,200
2024-12-31 $52,633 50,609
2024-09-30 $59,286 47,429
2024-06-30 $53,465 44,929
2024-03-31 $25,509 25,257