LNT — what changed in the latest 10-Q

Text added vs the prior filing · source: 10-Q · 2026-07-31

• •In May 2026, IPL filed an application for amendment to its GCU Certificate with the IUC for approval to construct, own and operate up to an additional 125 MW of energy storage at the site of its Whispering Willow - North wind farm. The application seeks to increase the energy storage capacity at th…

• •In June 2026, the Neenah Unit 2 and Sheboygan Falls Unit 2 advanced gas path projects were completed, which increased the efficiency and capacity at each of these EGUs.

• •In July 2026, IPL filed a GCU Certificate application with the IUC for approval to construct, own and operate an approximately 1,200 MW simple-cycle natural gas-fired EGU near the site of its Emery Generating Station, known as the Riverhawk Energy Center. A decision from the IUC is currently expect…

• •In July 2026, the PSCW issued an order authorizing WPL to construct, own and operate the Bent Tree North EGU, an approximately 153 MW wind farm.

• Large Load Tariff – In connection with its June 2026 approval of an individual customer rate (ICR), the PSCW directed WPL to file a large load tariff applicable to all customers with demand requirements of 100 MW or greater. The tariff must be filed before or concurrently with any future request for…

Text removed vs the prior filing · source: 10-Q · 2026-05-01

• Alliant Energy’s Non-utility and Parent net income increased $20 million for the three-month period, primarily due to a state income tax apportionment benefit (refer to Note 8 for details) and the timing of income taxes.

• Higher sales for resale bulk power and other revenues (b)25619

• Higher revenues at IPL due to credits on customers’ bills through the tax benefit rider in 2025 (partially offset by changes in wholesale revenues and income taxes)1717—

• Lower revenues primarily due to changes in retail electric fuel-related costs (Refer to Electric Production Fuel and Purchased Power Expenses Variances below) (a)

• (b)Sales for resale bulk power and other revenues increased primarily due to higher volumes and higher prices for electricity sold by IPL and WPL to MISO wholesale energy markets. These changes were largely offset by changes in fuel-related costs.

Text added vs the prior filing · source: 10-Q · 2026-07-31

• On July 29, 2026, the Board of Directors (the “Board”) of Alliant Energy Corporation (the “Company”) approved an amendment and restatement, effective July 31, 2026 (the “Amendment and Restatement”), of the Amended and Restated Bylaws of the Company, dated November 8, 2022 (the “Bylaws”).

• The Amendment and Restatement amends Section 4.4 of the Bylaws to remove provisions relating to (i) the age following which directors are not eligible to be re-elected to the Board and (ii) the process by which a director must provide notice and tender a resignation to the Board following a change i…

• The Amendment and Restatement also amends Section 6.1 of the Bylaws to update the officers required to be elected by the Board to a specified list of officers identified in the Bylaws, together with any executive officers of the Company as defined by the rules and regulations of the Securities and E…

• The foregoing description of the Amendment and Restatement does not purport to be complete and is qualified in its entirety by reference to the full text of the Amended and Restated Bylaws, effective July 31, 2026, which is filed as Exhibit 3.1 to this Quarterly Report on Form 10-Q and is incorporat…