TYRA Data Readout: a negative outcome, -17.7%

On September 9, 2026, Tyra Biosciences, Inc. reached its Data Readout. The result was a negative outcome, and the stock moved -17.7% in the window around the event. It had already run +9.1% in the 30 days into the catalyst — the kind of pre-event run-up that often precedes binary readouts.