Form 8-K - Current report:
SEC Accession No. 0001466593-25-000091
Filing Date
2025-06-05
Accepted
2025-06-05 09:58:03
Documents
13
Period of Report
2025-06-04
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K ottr-20250604.htm   iXBRL 8-K 18266
  Complete submission text file 0001466593-25-000091.txt   149757

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ottr-20250604.xsd EX-101.SCH 2042
3 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ottr-20250604_def.xml EX-101.DEF 2852
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ottr-20250604_lab.xml EX-101.LAB 25299
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ottr-20250604_pre.xml EX-101.PRE 15217
15 EXTRACTED XBRL INSTANCE DOCUMENT ottr-20250604_htm.xml XML 2834
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.: 251025928
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)