PIN OAK INVESTMENT ADVISORS INC

Position in SLS — SELLAS Life Sciences Group, Inc.

CIK 1094584 HOUSTON, TX

Position in SLS

as of Jun 30, 2026 · filed Aug 18, 2026 Compact

Position Value

$4,132

New position

Shares Held

280

first reported quarter

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#178

of 189 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

PIN OAK INVESTMENT ADVISORS INC holds $17,814 across 4 Biotechnology names. SLS ranks #2 (23.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	GMAB	Genmab A/S	498	$13,680
2	SLS	SELLAS Life Sciences Group, Inc. This page	280	$4,132
3	VRTX	Vertex Pharmaceuticals Inc / Ma	3	$1
4	ARGX	Argenx SE	1	$1

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,132	280	—	Shares	Sole	2026-08-18
No filing history on record for this holder in this stock.