Gain TherapeuticsGANX
13F holders, Q2 2026 (June 30)At the end of Q2 2026, 50 institutions reported holding Gain Therapeutics Inc. (GANX) in their 13F filings, up 8 from Q1 2026. 12 opened new positions and 4 sold out. The largest holders were Marshall Wace, LLP ($3.9M), Potomac Capital Management, Inc. ($1.9M) and Gsa Capital Partners LLP ($1.3M). 2 famous investors held it, including David Einhorn (0.0% of Greenlight Capital (DME Capital Management)'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Gain Therapeutics Inc.
- CUSIP
- 36269B105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 12 | $549K |
| Exits | 4 | $97K |
All 13F filers, Q1 2026 → Q2 2026: 1,155,642 shares bought and 689,866 shares sold, net +465,776 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 50 holders
| Marshall Wace, LLP | 0.00% | Add +8.7% | 1,923,546 | $3.9M |
| Potomac Capital Management, Inc. | 1.41% | Reduce -6.2% | 946,400 | $1.9M |
| Gsa Capital Partners LLP | 0.08% | Add +102.3% | 632,131 | $1.3M |
| Cambridge Investment Research Advisors, Inc. | 0.00% | No change | 568,645 | $1.2M |
| Greenlight Capital (DME Capital Management) | 0.03% | No change | 566,130 | $1.1M |
| Jones Financial Companies LLLP | 0.00% | Reduce -3.6% | 608,592 | $1.1M |
| Vanguard Capital Management LLC | 0.00% | Add +20.1% | 480,269 | $975K |
| Geode Capital Management, LLC | 0.00% | Add +1.4% | 453,501 | $921K |
| BlackRock, Inc. | 0.00% | Add +22.2% | 274,957 | $558K |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +0.7% | 231,534 | $470K |
| UBS Group AG | 0.00% | Reduce -2.5% | 215,012 | $436K |
| Stratos Wealth Partners, LTD. | 0.00% | Add +52.0% | 200,000 | $406K |
| Cresset Asset Management, LLC | 0.00% | No change | 160,000 | $325K |
| State Street Corp. | 0.00% | No change | 157,537 | $320K |
| Citadel Advisors | 0.00% | Add +520.6% | 154,524 | $314K |
| Squarepoint Ops LLC | 0.00% | New | 136,359 | $277K |
| Morgan Stanley | 0.00% | Reduce -9.8% | 125,972 | $256K |
| LPL Financial LLC | 0.00% | Add +12.5% | 117,251 | $238K |
| Northern Trust Corp. | 0.00% | Reduce -14.9% | 97,013 | $197K |
| Susquehanna International Group, LLP | 0.00% | Reduce -81.9% | 78,206 | $159K |
| Commonwealth Equity Services, LLC | 0.00% | Add +96.8% | 58,456 | $119K |
| Jane Street Group, LLC | 0.00% | Reduce -74.3% | 55,628 | $113K |
| XTX Topco Ltd | 0.00% | New | 55,294 | $112K |
| Prelude Capital Management, LLC | 0.01% | No change | 35,820 | $73K |
| Benedict Financial Advisors Inc. | 0.01% | Add +125.8% | 35,000 | $71K |
| Bridgeway Capital Management, LLC | 0.00% | No change | 30,004 | $61K |
| Apollon Wealth Management, LLC | 0.00% | No change | 26,500 | $54K |
| Virtu Financial LLC | 0.00% | Add +96.7% | 21,015 | $43K |
| Oliver Luxxe Assets LLC | 0.01% | No change | 20,250 | $41K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 18,376 | $37K |
| HighTower Advisors, LLC | 0.00% | New | 17,174 | $35K |
| Wealthspire Advisors, LLC | 0.00% | No change | 16,900 | $34K |
| Sandhill Capital Partners LLC | 0.00% | No change | 15,400 | $31K |
| Wealth Enhancement Advisory Services, LLC | 0.00% | Add +9.6% | 17,056 | $31K |
| HB Wealth Management, LLC | 0.00% | New | 12,783 | $26K |
| Two Sigma Securities, LLC | 0.00% | New | 12,739 | $26K |
| Millington Financial Advisors, LLC | 0.01% | No change | 15,000 | $26K |
| Harbour Investments, Inc. | 0.00% | New | 10,745 | $22K |
| NewEdge Advisors, LLC | 0.00% | No change | 10,600 | $22K |
| Sanctuary Advisors, LLC | 0.00% | New | 10,000 | $20K |
| Mercer Global Advisors Inc. | 0.00% | New | 10,000 | $20K |
| Wells Fargo & Company | 0.00% | Reduce -14.9% | 9,400 | $19K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +51.1% | 8,321 | $17K |
| Group One Trading LLC | 0.00% | Reduce -40.5% | 3,808 | $8K |
| Osaic Holdings, Inc. | 0.00% | New | 2,000 | $4K |
| Arax Advisory Partners | 0.00% | New | 1,700 | $3K |
| JPMorgan Chase & Co. | 0.00% | No change | 1,700 | $3K |
| Barclays PLC | 0.00% | New | 1,352 | $3K |
| Caitong International Asset Management Co., Ltd | 0.00% | New | 165 | $335 |
| Larson Financial Group LLC | 0.00% | No change | 10 | $20 |
"% of holder's portfolio" is GANX's weight in each manager's 13F, not the share of Gain Therapeutics Inc. the manager owns.