Robert J. Durian - 10 Aug 2026 Form 4 Insider Report for ALLIANT ENERGY CORP (LNT)

Reporting relationship
EVP and CFO
Issuer ticker
LNT
Reported as of
10 Aug 2026
Net transaction value
-$6.65
Source evidence Original filing metadata and source links for verification. 4 source fields
SEC form
4
Accepted by SEC
12 Aug 2026, 16:16:38 UTC
Prior SEC filing
23 Feb 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Omar N. Chaudhary, Attorney-in-Fact

Key filing fact

Robert J. Durian filed Form 4 for ALLIANT ENERGY CORP (LNT) on 12 Aug 2026.

Key facts

  • This page summarizes Robert J. Durian's Form 4 filing for ALLIANT ENERGY CORP (LNT).
  • 1 reported transaction and 0 derivative rows are listed below.
  • Accepted by SEC: 12 Aug 2026, 16:16.

Change

  • Previous filing in this sequence was filed on 23 Feb 2026.
  • Current net transaction value: -$6.65.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001512789 Primary reporting owner

DURIAN ROBERT J

Relationship
EVP and CFO
Address
C/O ALLIANT ENERGY CORPORATION, 4902 N. BILTMORE LANE, MADISON
Signature
/s/ Omar N. Chaudhary, Attorney-in-Fact
Signature date
12 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LNT transaction

Common Stock

Sale

Transaction value
$6.65
Shares
-0
Change %
-0%
Price
$68.60
Shares after
158,146
Date
10 Aug 2026
Ownership
Direct
Footnotes
F1
LNT holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
5,650
Date
10 Aug 2026
Ownership
By 401(k) Plan
Footnotes
F2
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Includes adjustments for accrued dividends, pursuant to a dividend reinvestment transaction exempt from Section 16 under Rule 16a-11.

Footnote F2

Reflects 401(k) holdings as of this filing date.

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