12 unchanged sentences
Name Age as of Filing Date Registrant Positions
−Removed: Larsen 60 Alliant Energy Mr.
−Removed: Larsen has served as a director since February 2019, and as Executive Chairman and Chairman of the Board since January 2024.
−Removed: He previously served as Chair of the Board and Chief Executive Officer (CEO) since February 2023, as Chair of the Board, President and CEO from July 2019 to February 2023, and as President and Chief Operating Officer (COO) from January 2019 to July 2019.
−Removed: IPL and WPL Mr.
−Removed: Larsen has served as a director since February 2019, and as Executive Chairman and Chairman of the Board since January 2024.
−Removed: He previously served as Chair of the Board since July 2019, and as CEO from January 2019 to February 2023.
Barton 59 Alliant Energy Ms.
−Removed: Barton has served as President and CEO and as a director since January 2024.
−Removed: She previously served as President and COO since February 2023, as Executive Vice President (VP) and COO of American Electric Power Company, Inc.
−Removed: (AEP) from January 2021 to November 2022, as Executive VP - Utilities of AEP from January 2020 to December 2020, and as Executive VP - Transmission of AEP from 2011 to 2019.
+Added: Barton has served as President and Chief Executive Officer (CEO) and as a director since January 2024.
+Added: She previously served as President and Chief Operating Officer (COO) since February 2023, as Executive Vice President (VP) and COO of American Electric Power Company, Inc.
+Added: (AEP) from January 2021 to November 2022, and as Executive VP - Utilities of AEP from January 2020 to December 2020.
IPL and WPL Ms.
Barton has served as CEO since February 2023, and as a director since January 2024.
−Removed: Table of C o ntents
−Removed: Name Age as of Filing Date Registrant Positions
Durian 54 Alliant Energy, IPL and WPL Mr.
1 unchanged sentence
He previously served as Senior VP and CFO since February 2019.
−Removed: and as Senior VP, CFO and Treasurer from January 2018 to February 2019.
de Leon 62 Alliant Energy and IPL Mr.
1 unchanged sentence
de Leon has served as President since January 2019.
−Removed: Kouba 65 Alliant Energy and WPL Mr.
−Removed: Kouba has served as Senior VP since January 2019.
−Removed: Kouba plans to retire effective May 1, 2024.
−Removed: Kouba has served as President since January 2019.
Farlinger 42 Alliant Energy and WPL Ms.
Farlinger has served as Vice President since January 2022.
−Removed: She previously served as Director of Operations from January 2020 to December 2021, as Director of Revenue Management from February 2019 to January 2020, and as Manager - Customer Support Center, Billing Integrity from May 2018 to February 2019.
−Removed: Farlinger has served as Vice President since January 2022.
−Removed: She was selected to become President of IPL effective May 1, 2024.
+Added: She previously served as Director of Operations from January 2020 to December 2021.
+Added: Farlinger has served as President since May 2024.
Raja Sundararajan 49 Alliant Energy, IPL and WPL Mr.
1 unchanged sentence
He previously served as Executive VP - External Affairs of AEP since July 2022, as Senior VP - Regulatory and Customer Solutions of AEP from July 2021 to July 2022, and as President and COO of AEP Ohio from January 2019 to July 2021.
+Added: Table of C o ntents
+Added: Name Age as of Filing Date Registrant Positions
Bilitz 50 Alliant Energy, IPL and WPL Mr.
Bilitz has served as Chief Accounting Officer and Controller since December 2016.
+Added: Syse 39 Alliant Energy, IPL and WPL Mr.
+Added: Syse was selected to become Chief Accounting Officer and Controller effective March 2, 2025.
+Added: He has served as Assistant Controller since November 2021, as Manager - Accounting and Reporting from May 2020 to November 2021, and as Manager - Accounting from May 2018 to April 2020.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.