** Health insurer Cigna's CI.N shares fall 11.6% to $268 premarket
** Company forecasts 2025 adj EPS of at least $29.50, below Wall Street estimates of $31.50 - LSEG
** CI's Q4 adj EPS of $6.64 misses estimates of $7.82
** Company's shares fell 7.8% in 2024
(Reporting by Puyaan Singh)
((Puyaan.Singh@thomsonreuters.com))