Prenetics Global is trading 6.76% higher at $19.89 on October 21, 2026, alongside broader biotech strength, with XBI up 3.64% pre-market; no clear company-specific catalyst surfaced. - Its latest identified company announcement was the October 12 IM8-NBA partnership. - Reported leadership share purchases were not a fresh October 21 catalyst; pre-market volume was unavailable in the provided data.