0001845257 2026-11-05 2026-11-05 0001845257 false 8-K 2026-11-05 LifeStance Health Group, Inc. DE 001-40478 86-1832801 4800 N. Scottsdale Road Suite 2500 Scottsdale AZ 85251 602 767-2100 false false false false Common Stock, par value $0.01 per share LFST NASDAQ false