How many insider trades does FilingIQ track for OTTR?

FilingIQ tracks 424 Form 4 insider transactions for OTTR (Otter Tail Corp), covering filings from Mar 23, 2015 onwards. 16 of those were filed in the last 90 days.

Are OTTR insiders net buyers or net sellers?

Across the full Form 4 history for OTTR, 1 transactions (0%) were open-market purchases and 30 (7%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does OTTR insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is OTTR in?

Otter Tail Corp (OTTR) is classified in the Industrials sector, specifically Conglomerates, with a current market capitalisation of $3.57B.

OTTR insider trading

NasdaqGS Industrials

Otter Tail Corp — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

424

Last 90 days

Buys / sells

0% / 7%

Market cap

$3.57B

About Otter Tail Corp

Otter Tail Corporation, together with its subsidiaries, engages in electric utility, manufacturing, and plastic pipe businesses in the United States. It operates through three segments: Electric, Manufacturing, and Plastics. The Electric segment generates, purchases, transmissions, distributes, and sells electric energy in Minnesota, North Dakota, and South Dakota; and operates as a participant in the Midcontinent Independent System Operator markets. This segment generates electricity through coal, fuel oil, solar, wind, and natural gas for residential, commercial, and industrial customers. Its Manufacturing segment engages in metal fabrication services for custom machine parts and metal components and manufacturing thermoformed plastic products for use in the agriculture, construction, horticulture, industrial, lawn and garden, recreational vehicle, and other end markets. These businesses have manufacturing facilities in Georgia, Illinois, and Minnesota and sell products primarily in the United States. The Plastics segment manufactures polyvinyl chloride pipes for municipal water, rural water, wastewater, storm drainage and water reclamation system, and other uses for customers in the horticulture, medical and life sciences, industrial, recreation, and electronics industries. This segment markets its products through independent sales representatives, company salespersons, and customer service representatives. Otter Tail Corporation was incorporated in 1907 and is headquartered in Fergus Falls, Minnesota.

Company website: www.ottertail.com

OTTR insider activity at a glance

FilingIQ has scored 424 insider transactions for OTTR since Mar 23, 2015. The most recent filing in our index is dated Apr 13, 2026.

Across the full history, 1 open-market purchases and 30 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on OTTR insider trades is 58.1/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live OTTR trades on FilingIQ Raw filings on SEC EDGAR

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Frequently asked

How many insider trades does FilingIQ track for OTTR?: FilingIQ tracks 424 Form 4 insider transactions for OTTR (Otter Tail Corp), covering filings from Mar 23, 2015 onwards. 16 of those were filed in the last 90 days.
Are OTTR insiders net buyers or net sellers?: Across the full Form 4 history for OTTR, 1 transactions (0%) were open-market purchases and 30 (7%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does OTTR insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is OTTR in?: Otter Tail Corp (OTTR) is classified in the Industrials sector, specifically Conglomerates, with a current market capitalisation of $3.57B.

Methodology & sources

Every OTTR insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.