8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): May 23, 2023

Name of Registrant, State of Incorporation, Address of Principal Executive Offices, Telephone Number, Commission File Number, IRS Employer Identification Number

ALLIANT ENERGY CORPORATION

(a Wisconsin corporation)

4902 N. Biltmore Lane

Madison, Wisconsin 53718

Telephone (608) 458-3311

Commission File Number - 1-9894

IRS Employer Identification Number - 39-1380265

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Alliant Energy Corporation, Common Stock, $0.01 Par Value, Trading Symbol LNT, Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.07    Submission of Matters to a Vote of Security Holders.

The final results of voting on each of the matters submitted to a vote of shareowners during the annual meeting of shareowners of Alliant Energy Corporation (“AEC”) on May 23, 2023 are as follows.

1.Election of directors. Each nominee for director was elected by the following vote:

	For	Against	Abstain	Broker Non-Votes
For a term ending in 2024
Stephanie L. Cox	188,432,521	1,274,882	449,734	25,325,105
For a term ending in 2026
Patrick E. Allen	173,063,970	16,672,609	420,558	25,325,105
Michael D. Garcia	187,565,087	2,153,954	438,096	25,325,105
Susan D. Whiting	187,097,567	2,677,445	382,125	25,325,105

2.Approve, on an advisory, non-binding basis, the compensation of our named executive officers. This matter was approved by the following vote:

For	Against	Abstain	Broker Non-Votes
181,184,866	7,956,109	1,016,162	25,325,105

3.Advisory vote on the frequency of the advisory vote on the compensation of our named executive officers. One Year was chosen by the following vote:

1 Year	2 Years	3 Years	Abstain	Broker Non-Votes
186,253,391	938,356	2,204,601	760,789	25,325,105

In light of these voting results and other factors, AEC decided to hold annual advisory votes on the compensation of its named executive officers until the next vote on the frequency of such votes. A vote on the frequency of the advisory vote on compensation of its named executive officers is required at least once every six years.

4.Ratify the appointment of Deloitte & Touche LLP as our independent registered public accounting firm for 2023. This matter was approved by the following vote:

For	Against	Abstain
209,098,452	5,731,229	652,561

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, Alliant Energy Corporation has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ALLIANT ENERGY CORPORATION

Date: May 25, 2023	By:/s/ Robert J. Durian
	Robert J. Durian
	Executive Vice President and Chief Financial Officer

XML

Document and Entity Information Document	May 23, 2023
Entity Information [Line Items]
Document Type	8-K
Document Period End Date	May 23, 2023
Entity Registrant Name	ALLIANT ENERGY CORP
Entity Central Index Key	0000352541
Amendment Flag	false
Entity Incorporation, State or Country Code	WI
Entity Address, Address Line One	4902 N. Biltmore Lane
Entity Address, City or Town	Madison
Entity Address, State or Province	WI
Entity Address, Postal Zip Code	53718
City Area Code	608
Local Phone Number	458-3311
Entity File Number	1-9894
Entity Tax Identification Number	39-1380265
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock, $0.01 Par Value
Trading Symbol	LNT
Security Exchange Name	NASDAQ
Entity Emerging Growth Company	false