Novocure's Optune Gio fails Phase 3 TRIDENT trial in newly diagnosed glioblastoma; overall survival nearly identical in early-use vs. approved arm. Shares drop 17%.

Novocure's Optune Gio fails Phase 3 TRIDENT trial in newly diagnosed glioblastoma; overall survival nearly identical in early-use vs. approved arm. Shares drop 17%.

Novocure's Phase 3 TRIDENT trial missed its primary survival endpoint in glioblastoma but confirmed TTFields safety.