Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001437749-18-003034
Filing Date
2018-02-22
Accepted
2018-02-22 09:28:55
Documents
6
Period of Report
2017-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K/A ottr20180220_10ka.htm 10-K/A 3897329
2 EXHIBIT 31.1 ex_105621.htm EX-31.1 9535
3 EXHIBIT 31.2 ex_105622.htm EX-31.2 9514
4 EXHIBIT 32.1 ex_105623.htm EX-32.1 5106
5 EXHIBIT 32.2 ex_105624.htm EX-32.2 5141
6 a4.jpg GRAPHIC 22343
  Complete submission text file 0001437749-18-003034.txt   3958598
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: 10-K/A | Act: 34 | File No.: 000-53713 | Film No.: 18631199
SIC: 4911 Electric Services