Form 8-K - Current report:
SEC Accession No. 0001466593-21-000003
Filing Date
2021-02-16
Accepted
2021-02-16 09:23:35
Documents
16
Period of Report
2021-02-15
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K ottr-20210215.htm   iXBRL 8-K 31149
2 EX-99.1 q42020earningsreleaseex991.htm EX-99.1 432803
8 image41a.jpg GRAPHIC 6170
  Complete submission text file 0001466593-21-000003.txt   695661

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ottr-20210215.xsd EX-101.SCH 2426
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ottr-20210215_cal.xml EX-101.CAL 712
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ottr-20210215_def.xml EX-101.DEF 1645
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ottr-20210215_lab.xml EX-101.LAB 41182
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ottr-20210215_pre.xml EX-101.PRE 21884
9 EXTRACTED XBRL INSTANCE DOCUMENT ottr-20210215_htm.xml XML 13492
Mailing Address 215 S CASCADE ST PO BOX 496 FERGUS FALLS MN 56538-0496
Business Address 215 S CASCADE ST PO BOX 496 FERGUS FALLS MN 56538-0496 866-410-8780
Otter Tail Corp (Filer) CIK: 0001466593 (see all company filings)

EIN.: 270383995 | State of Incorp.: MN | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-53713 | Film No.: 21633300
SIC: 4911 Electric Services