Intellia Therapeutics Stock Plummets 45% After CRISPR Trial Shock – Can Gene-Editing Hopes Survive?
CRISPR Trial Halt Triggers Sell-Off Intellia’s stock was hammered on Monday after the biotech stunned investors with news of a clinical trial pause. Before the opening bell, the Cambridge, MA-based company announced it had temporarily halted patient dosing and screening in two late-stage trials of its in vivo CRISPR treatment nexiguran ziclumeran (NTLA-2001) due to a serious adverse event reuters.com. A patient in the Phase 3 MAGNITUDE study – which tests NTLA-2001 in transthyretin amyloidosis patients with cardiomyopathy (ATTR-CM) – experienced Grade 4 elevations in liver enzymes and bilirubin after receiving the one-time gene therapy reuters.com ca.investing.com. This met the trial’s pre-specified safety