TSHA-102 granted Breakthrough Therapy designation by FDA Finalized FDA alignment on REVEAL pivotal trial protocol and SAP, including 6-month interim analysis that may expedite BLA submission, which was enabled by the rigorous developmental milestone evaluation in Part A REVEAL Phase 1/2 trials showing an unprecedented response rate Dosing of first patient in REVEAL pivotal trial scheduled for Q4 2025, with enrollment of additional patients expected to continue at multiple sites this quarter Exhibit 99.1 Tay ...