0001816017 2026-05-29 2026-05-29 false 0001816017 8-K 2026-05-29 SPIRE GLOBAL, INC. DE 001-39493 85-1276957 8000 Towers Crescent Drive Suite 1100 Vienna VA 22182 202 301-5127 false false false false Class A common stock, par value of $0.0001 per share SPIR NYSE false