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Companies/Otter Tail Corporation
Company profile

Otter Tail Corporation

NASDAQ: OTTR · Utilities · Diversified Utilities
PublicHQ Fergus Falls, MN · Otter TailCIK 0001466593Reports USD
#66 of 134 Utilities companies by revenuebottom-quartile growth
EA Score
65B
FH 78DQ 64GM 27SS 66
v0.1 · 65/100 weight · provisional
↑ return on assets, net margin · ↓ 3-yr revenue growth, revenue growth (YoY)
Methodology →
Revenue TTM
$1.3B
Rev growth YoY (TTM)
-0.5%
Net income (FY)
$275.9M
Employees
2,133
Market cap
$3.8B
OverviewFinancialsSegmentsFilingsESGPeople & Places

Financials — latest annual

SEC EDGAR · USD-normalized
ConceptUSDNativeFY
Revenue$1.3B$1.3B2025
Net income$275.9M$275.9M2025
Operating income$345.7M$345.7M2025
Total assets$4.0B$4.0B2025
Equity$1.9B$1.9B2025

Revenue trend

FY2020 – FY2025 · USD
$916.4M
FY20
$918.5M
FY21
$883.2M
FY21
$1.2B
FY21
$1.5B
FY24
$1.3B
FY24
$1.3B
FY24
$1.3B
FY25

Revenue by segment

Filed disclosures · FY2025
By product
Electric43%
Plastics32%
Manufacturing24%
By geography

Not disclosed.

The read

Otter Tail Corporation booked $1.3B in FY2025 revenue, contracting 2.0% year over year — slower than 76% of Utilities companies we track, at a 21.2% net margin.

Peers · Utilities
Northland Power Inc.46DTransAlta Corp——Avista Corporation63CAmerican States Water Company77B+
Key facts
CEOCharles S. MacFarlane
SectorUtilities
IndustryDiversified Utilities
HeadquartersFergus Falls, MN
ExchangeNASDAQ: OTTR
Employees2,133
IPO date1990-03-26
Latest filings
8-K2026-06-188-K2026-06-058-K2026-05-298-K2026-05-1510-Q2026-05-068-K2026-05-058-K2026-04-158-K2026-04-14
Financials: SEC EDGAR (XBRL), USD-normalized per IAS 21 · TTM/quarterly + segments: FMP from filed disclosures · Filings: EDGAR submissions. County headcount and EA Score are in progress — see docs/DATA_GAPS.md.
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