DOSSIER · 13F Holders · Q2 2026
GANX

GAIN THERAPEUTICS INC

52 institutions still hold GAIN THERAPEUTICS INC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 36269B105·52 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$16M
visible holders
Holders
52
filers reporting
Concentration
24.26%
MARSHALL WACE, LLP #1
top holder share
AI Holders Summary · Q2 2026

52 institutions reported GANX in Q2 2026. MARSHALL WACE, LLP leads at 24.3% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
MARSHALL WACE, LLP
CIK 0001318757
$4M1.9M0.00%Q2 2026
02
Potomac Capital Management, Inc.
CIK 0001418746
$2M1.0M1.70%Q1 2026
03
Cambridge Investment Research Advisors, Inc.
CIK 0001419186
$1M569K0.00%Q1 2026
04
DME Capital Management, LP
CIK 0001489933
$1M566K0.03%Q1 2026
05
JONES FINANCIAL COMPANIES LLLP
CIK 0000815917
$1M609K0.00%Q2 2026
06
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$975K480K0.00%Q2 2026
07
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$921K454K0.00%Q2 2026
08
GSA CAPITAL PARTNERS LLP
CIK 0001362033
$606K312K0.04%Q1 2026
09
BlackRock, Inc.
CIK 0002012383
$558K275K0.00%Q2 2026
10
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$496K255K0.00%Q1 2026
11
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$470K232K0.00%Q2 2026
12
UBS Group AG
CIK 0001610520
$436K215K0.00%Q2 2026
13
Stratos Wealth Partners, LTD.
CIK 0001612865
$406K200K0.00%Q2 2026
14
CITADEL ADVISORS LLC
CIK 0001423053
$396K195K0.00%Q2 2026
15
Cresset Asset Management, LLC
CIK 0001761013
$325K160K0.00%Q2 2026
16
STATE STREET CORP
CIK 0000093751
$320K158K0.00%Q2 2026
17
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$290K143K0.00%Q2 2026
18
Squarepoint Ops LLC
CIK 0001642575
$277K136K0.00%Q2 2026
19
MORGAN STANLEY
CIK 0000895421
$256K126K0.00%Q2 2026
20
LPL Financial LLC
CIK 0001403438
$238K117K0.00%Q2 2026
Page 1 of 3
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Insiders at GAIN THERAPEUTICS INC
Hasler Hans PeterRiley Jeffrey ScottMelincoff Gwen AIslam KhalidNicaise ClaudeGoldstein Dov A MdFuggetta GianlucaMack Gene