Alliant Energy CORP Form 4 insider transactions

Patrick E Allen, a Director of Alliant Energy Corp, received 491 shares of common stock on July 10, 2026.

Ignacio A Cortina, a Director of Alliant Energy Corp, received 638 shares of common stock on July 10, 2026.

Stephanie Cox, a Director of Alliant Energy Corp, received 524 shares of common stock on July 10, 2026.

Nancy Joy Falotico, a Director of Alliant Energy Corp, received 744 shares of common stock on July 10, 2026.

Michael Dennis Garcia, a Director of Alliant Energy Corp, received 838 shares of common stock on July 10, 2026.

Roger K Newport, a Director of Alliant Energy Corp, received 736 shares of common stock on July 10, 2026.

Christie Raymond, a Director of Alliant Energy Corp, received 998 shares of common stock on July 10, 2026.

Manu Asthana, a Director of Alliant Energy Corp, received 998 shares of common stock on July 10, 2026.

Alliant Energy Executive Vice President Antonio P. Smyth reported the withholding of 1,259 shares to satisfy tax obligations.

Alliant Energy Corporation director Patrick E. Allen reported the acquisition of deferred common stock units valued at approximately $73.10 per unit.

Ignacio Cortina, a Director at Alliant Energy Corp., reported the acquisition of deferred common stock units valued at approximately $73.10 per unit.

Stephanie Cox, a Director at Alliant Energy Corp., reported a transaction involving deferred common stock units on April 10, 2026.

Nancy Joy Falotico, a Director at Alliant Energy Corp., reported a transaction involving deferred common stock units.

Michael Dennis Garcia, a Director at Alliant Energy Corp., reported a transaction involving deferred common stock units on April 10, 2026.

Alliant Energy Director Roger K. Newport acquired deferred common stock units valued at approximately $73.1 per unit, totaling 769.494 units.

Alliant Energy Director Raymond Christie reported transactions involving deferred common stock units, reflecting changes in beneficial ownership.

Alliant Energy's Vice President, Rebecca C. Valcq, filed an amended Form 4 to correct an omission regarding shares withheld for tax obligations.

Alliant Energy's President and CEO, Lisa M. Barton, increased her direct beneficial ownership by 48,466 shares following equity awards and a partial sale.

Alliant Energy's Vice President Rebecca C. Valcq was granted 1,004 restricted stock units, vesting on December 31, 2028.

Alliant Energy Senior Vice President David A. de Leon reported recent acquisitions of common stock and restricted stock units, alongside a disposition of shares, impacting his beneficial ownership.

Alliant Energy's EVP and CFO, Robert J. Durian, reported recent acquisitions and dispositions of company common stock, including RSU grants and dividend reinvestments.

Alliant Energy Vice President Mayuri Farlinger reported acquiring shares through dividend reinvestment and RSU vesting, alongside a disposition for tax purposes.

Alliant Energy's Executive Vice President, Antonio P. Smyth, reported the acquisition of common stock and restricted stock units, alongside a disposition for tax purposes, under a pre-arranged plan.

Alliant Energy's Executive Vice President, Raja Sundararajan, increased direct beneficial ownership of common stock through RSU vesting and acquisitions, while disposing of shares for tax obligations.

Alliant Energy's Chief Accounting Officer and Controller, Dylan Syse, reported the acquisition of common stock and restricted stock units, alongside a disposition for tax purposes.

Alliant Energy Director Patrick E. Allen acquired 576.746 deferred common stock units, increasing his beneficial ownership to 44,665.768 units.

Alliant Energy Director Ignacio A Cortina acquired 749.769 deferred common stock units, increasing his beneficial ownership to 9,489.019 units.

Alliant Energy Director Stephanie Cox acquired 615.196 deferred common stock units, increasing her beneficial ownership to 16,581.485 units.

Alliant Energy Director Nancy Joy Falotico acquired 874.731 deferred common stock units, increasing her beneficial ownership to 18,711.408 units.

Alliant Energy Director Michael Dennis Garcia acquired 984.313 deferred common stock units, increasing his beneficial ownership to 24,700.844 units.