| Date Filed | Type | Description |
| 02/11/2015 |
SC 13G/A
| VANGUARD GROUP INC reports a 6.7% stake in Otter Tail Corp |
| 02/12/2014 |
SC 13G/A
| VANGUARD GROUP INC reports a 6.4% stake in Otter Tail Corp |
| 09/13/2013 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 02/13/2013 |
SC 13G
| VANGUARD GROUP INC reports a 5.4% stake in Otter Tail Corp |
| 02/08/2013 |
SC 13G/A
| BlackRock Inc. reports a 5.7% stake in OTTER TAIL CORP. |
| 02/13/2012 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 03/21/2011 |
ARS
| Form ARS - Annual Report to Security Holders |
| 02/02/2011 |
SC 13G/A
| OTTER TAIL CORP reports a 5.5% stake in OTTER TAIL CORP |
| 03/10/2010 |
SC 13G/A
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend] |
| 02/12/2010 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals |
| 01/29/2010 |
SC 13G
| OTTER TAIL CORP reports a 5.3% stake in OTTER TAIL CORP SHS |
| 07/01/2009 |
8-K
| Quarterly results |
| 07/01/2009 |
25-NSE
| Form 25-NSE -- |
| 06/26/2009 |
8-K
| Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits |
| 05/29/2009 |
8-K
| Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance S...|
Docs:
|
"Term Loan Agreement, among Otter Tail Corporation, d/b/a Otter Tail Power Company, JPMorgan Chase Bank, N.A., as Administrative Agent, Keybank National Association, as Syndication Agent, Union Bank, N.A., as Documentation Agent, and the Banks named therein" |
|
| 05/08/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 05/05/2009 |
8-K
| Form 8-K -- Current report |
| 05/04/2009 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 04/24/2009 |
8-K
| Credit agreement amendment|
Docs:
|
"First Amendment to Credit Agreement, among Varistar Corporation, the Banks party thereto and U.S. Bank National Association, as agent for the Banks (the “Agent”), amending the Amended and Restated Credit Agreement, among Varistar Corporation, the Banks named therein, U.S. Bank National Association, as Agent and as Lead Arranger, and Bank of America, N.A., Keybank National Association, and Wells Fargo Bank, National Association, as Co-Documentation Agents",
"First Amendment to Credit Agreement, among Otter Tail Corporation, dba Otter Tail Power Company (“OTPC”), the Banks party thereto and U.S. Bank National Association, as agent for the Banks (the “OTPC Agent”), amending the Credit Agreement, among OTPC, the Banks named therein, Bank of America, N.A., as Syndication Agent, and the OTPC Agent" |
|
| 04/22/2009 |
4
| MACFARLANE CHARLES S (President, Otter Tail Power Co) has filed a Form 4 on OTTER TAIL CORP |
| 04/22/2009 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/22/2009 |
4
| KOECK GEORGE A (Corp Secretary & Gen Counsel) has filed a Form 4 on OTTER TAIL CORP |
| 04/22/2009 |
4
| ERICKSON JOHN D (President & CEO) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| STAKE JAMES B (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| SPIES GARY J (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| Joyce Nelson Schuette (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| PARTAIN NATHAN I (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| MACFARLANE JOHN C (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| MCINTYRE EDWARD J (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| LIEBE ARVID R (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/21/2009 |
4
| BOHN KAREN (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/15/2009 |
SC 13D/A
| Form SC 13D/A -- General statement of acquisition of beneficial ownership [amend] |
| 04/14/2009 |
4
| SPIES GARY J (Director) has filed a Form 4 on OTTER TAIL CORP |
| 04/13/2009 |
4
| MOLBERT LAURIS N (COO & Exec Vice Pres) has filed a Form 4 on OTTER TAIL CORP |
|