☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION For the transition period from to Name of Registrant, State of Incorporation, Address of Principal Executive Offices, Telephone Number, Commission File Number, IRS Employer Identifica ...

Alliant Energy Corporation Supplemental Information – May 7, 2021 Earnings Call Alliant Energy Corporation Supplemental Information -- May 7, 2021 Earnings Call Forward-Looking Statements These slides contain forward-looking statements, including 2021 earnings guidance, terms of the WPL rate review settlement, information regarding forecasted effective income tax rates and regulatory plans. Actual results could differ materially, because the realization of those results is subject to many uncertainties incl ...

Alliant Energy Corporation (NASDAQ:LNT) Q1 2021 Earnings Conference Call May 7, 2021 10:00 AM ET Company Participants Susan Gille - Manager of IR John Larsen - Chairman, CEO & President Robert Durian - Executive VP & CFO Conference Call Participants Julien Dumoulin-Smith - Bank of America Andrew Weisel - Scotiabank Michael Sullivan - Wolfe Research Andrew Levi - Hite Hedge Operator Good morning, and welcome to Alliant Energy's Conference Call for First Quarter 2021 Results. This call is being recorded for ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Name of Registrant, State of Incorporation, Address of Principal Executive Offices, Telephone Number, Commission File Number, IRS Employer Identific ...

Alliant Energy Corporation (NASDAQ:LNT) Q4 2020 Results Earnings Conference Call February 19, 2021 1:00 PM ET Company Participants Susan Gille - Investor Relations Manager John Larsen - Chairman, President, Chief Executive Officer Robert Durian - Executive Vice President, Chief Financial Officer Conference Call Participants Andrew Weisel - Scotiabank Julien Dumoulin-Smith - Bank of America Michael Sullivan - Wolfe Research Andy Levi - ‎HITE Hedge Operator Good afternoon and welcome to Alliant Energy's confe ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Name of Registrant, State of Incorporation, Address of Principal Executive Offices, Telephone Number, Commission File Number, IRS Employer Identification ...

Alliant Energy Corporation Supplemental Information February 19, 2021 Earnings Call Forward Looking Statements The information regarding forecasted earnings per share, forecasted generation additions, forecasted effective income tax rates, and regulatory plans contain forward-looking statements. Actual results could differ materially because the realization of those results is subject to many uncertainties, including: the state of the economy in the service territories of IPL and WPL; state and federal legi ...

| --- | --- | --- | --- | --- | |----------------------------------------------|-------|-------|-------|-------| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Powering What's Next EEI Finance Conference | | | | | | November 9-11, 2020 | | | | | 1 Safe harbor 2 This presentation contains statements that may be considered forward looking statements, such as management's expectations of financial objectives and projections, capital expenditures, earnings growth, plant retirements, rate base, an ...

Alliant Energy Corporation Supplemental Information November 3, 2020 Earnings Call Forward-Looking Statements The information regarding sensitivities of sales, forecasted effective income tax rates, regulatory plans, and financing plans contains forward-looking statements. Actual results could differ materially, because the realization of those results is subject to many uncertainties including: the direct or indirect impacts from the COVID-19 pandemic on our sales, our operations, our ability to complete c ...

Alliant Energy Corp (NASDAQ:LNT) Q3 2020 Earnings Conference Call November 3, 2020 10:00 AM ET Company Participants Susan Gille - Manager, IR John Larsen - Chairman, CEO & President Robert Durian - EVP & CFO Conference Call Participants Julien Dumoulin-Smith - Bank of America Merrill Lynch Andrew Weisel - Scotiabank Operator Good morning, and welcome to the Alliant Energy's Conference Call for the Third Quarter 2020 Results. This call is being recorded for rebroadcast. [Operator Instructions]. I would now l ...