MADISON, Wis.–(BUSINESS WIRE)–Alliant Energy Corporation (NASDAQ: LNT) today announced U.S. generally accepted accounting principles (GAAP) consolidated unaudited earnings per share (EPS) of $1.52 for the third quarter of 2026, compared to $1.09 for the third quarter of 2025. For the first nine months of 2026, Alliant Energy reported EPS of $3.04, a 17% increase from $2.59 for the same period in 2025. Ongoing EPS for the first nine months of 2026 was $2.99, a 14% increase from $2.62 for the s