Gain Therapeutics is trading 6.38% up in after-hours at $1.50, with no clear company-specific catalyst identified. - The regular session closed at $1.41 on October 13, 2026, amid biotech-sector weakness. - The latest listed release was its October 8 announcement about attending the Maxim Growth Summit; its investor news page lists no October 13 announcement. - A virtual KOL event on GT-02287 is scheduled for October 14, but available information does not establish it as the reason for the rise.