Event Brief
Guy Spier recounts seizure after glioblastoma diagnosis
Filed: Jun 05, 2026 at 9:00 AM ET
Summary: Value investor Guy Spier describes how a November seizure and glioblastoma diagnosis changed his view of value and legacy.
WHO: Guy Spier
WHAT: Spier recounted having a grand mal seizure while returning to Zurich and said it followed his glioblastoma diagnosis.
WHEN: Jun 05, 2026 at 6:55 AM ET
WHERE: Zurich, Switzerland
WHY: He had a grand mal seizure during the car journey back to Zurich on a cold day in November.
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