ALLIANT ENERGY CORP reports

Company location: Madison, WI
Fiscal year end: 31 December

ALLIANT ENERGY CORP has filed 3,107 SEC EDGAR filings since 07 Feb 1994

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SEC filing history

Showing 401-425 of 1,000 matching filings.

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25

Current page

17

4

FORM 4

Filing date: 13 Jul 2020
Reporting date: 10 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Jul 2020
Reporting date: 10 Jul 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

11-K File 001-09894

11-K

Filing date: 18 Jun 2020
Reporting date: 31 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 02 Jun 2020
Reporting date: 26 May 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-8 File 333-238690

S-8

Filing date: 26 May 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 22 May 2020
Reporting date: 21 May 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-09894

10-Q

Filing date: 08 May 2020
Reporting date: 31 Mar 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 08 May 2020
Reporting date: 07 May 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Apr 2020
Reporting date: 09 Apr 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-09894

DEFA14A

Filing date: 09 Apr 2020
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-09894

DEF 14A

Filing date: 09 Apr 2020
Reporting date: 21 May 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 06 Apr 2020
Reporting date: 03 Apr 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 02 Apr 2020
Reporting date: 30 Mar 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-09894

8-K

Filing date: 05 Mar 2020
Reporting date: 03 Mar 2020
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 Mar 2020
Reporting date: 02 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

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