Alliant Energy Corporation reported third-quarter 2026 earnings of $1.52 per share, a $0.43 increase compared to the same period in 2025. For the first nine months of 2026, the company reported consolidated earnings per share (EPS) of $3.04, representing a 17% rise from the $2.59 reported in the prior year. The company narrowed its ongoing 2026 EPS guidance to a range of $3.41 to $3.46, placing the midpoint in the upper half of the original forecast range.
The company announced 2027 ongoing EPS guidance of $3.63 to $3.73 per share, which the filing notes represents approximately 8% growth over the midpoint of the 2026 original guidance. Additionally, Alliant Energy raised its 2027 annual common stock dividend target to $2.25 per share, up from the current target of $2.14 per share.
The filing highlights significant growth in contracted demand from data centers, with the company’s utility subsidiaries, Interstate Power and Light Company and Wisconsin Power and Light Company, holding 3.4 gigawatts of such contracts. Alliant Energy projects peak demand to increase by approximately 60% by 2031. To support this load, the company has increased its four-year capital expenditure forecast from 2027 through 2030 to $15.9 billion, a 19% increase over previous projections.
- Q3 2026 GAAP EPS: $1.52
- Q3 2025 GAAP EPS: $1.09
- 2026 Ongoing EPS Guidance: $3.41 - $3.46
- 2027 Ongoing EPS Guidance: $3.63 - $3.73
- 2027 Annual Dividend Target: $2.25 per share
- 2027-2030 Capital Expenditures: $15.9 billion
The company also announced an extension of Interstate Power and Light Company’s retail electric base rate stability plan through 2030. A conference call to review the third quarter results is scheduled for Friday, October 30, 2026, at 9 a.m. Central Time.
