Otter Tail Corp reports

Company location: Fergus Falls, MN
Fiscal year end: 31 December

Otter Tail Corp has filed 876 SEC EDGAR filings since 01 Jul 2009

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SEC filing history

Showing 151-175 of 847 matching filings.

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25

Current page

7

8-K/A File 000-53713

8-K/A

Filing date: 20 Jun 2023
Reporting date: 16 Apr 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SD File 000-53713

SD

Filing date: 25 May 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 000-53713

10-Q

Filing date: 03 May 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-53713

8-K

Filing date: 02 May 2023
Reporting date: 01 May 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-53713

8-K

Filing date: 19 Apr 2023
Reporting date: 16 Apr 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 19 Apr 2023
Reporting date: 17 Apr 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-271284

S-8

Filing date: 17 Apr 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 000-53713

8-K

Filing date: 31 Mar 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SC 13G/A File 005-84909

SC 13G/A filing

Filing date: 08 Mar 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 000-53713

DEFA14A

Filing date: 07 Mar 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFR14A File 000-53713

DEFR14A

Filing date: 07 Mar 2023
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 000-53713

DEF 14A

Filing date: 01 Mar 2023
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

ARS File 000-53713

ARS

Filing date: 01 Mar 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 000-53713

10-K

Filing date: 15 Feb 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 000-53713

8-K

Filing date: 14 Feb 2023
Reporting date: 13 Feb 2023
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 09 Feb 2023
Reporting date: 07 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 09 Feb 2023
Reporting date: 07 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

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