Stock Market Movers: Biggest Losers and Gainers on 23 October 2026

8. FSLY: Fastly Inc. (FSLY) climbs 8.73% on cybersecurity rally.

7. CCI: Crown Castle Inc. (CCI) surges 9.06% as SpaceX hints at discussing with one major cellular infra company for its ambition to secure at least 80K cell sites in the US.

6. CART: Maplebear Inc. (CART) jumps 9.21% on reports the company is exploring a sale with preliminary discussions already underway with Uber or DoorDash.