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Otter Tail (OTTR) Latest Stock Analysis Report – Oct 15, 2026, 4:00 PM ET

Updated Oct 15, 2026, 4:00 PM ET

What changed since yesterday

OTTR rises 0.3% to $89.66, 4 up days in a row. Closed at $89.66, +0.31% vs the prior close of $89.38. Day range $89.26–$90.49, opened at $90.19.

Last close$89.66+0.31%
Day range89.26–90.49
Open90.19
Volume179.70K
52-week range74.15–95.09
Avg volume (20d)253.28K

OTTR daily analysis — what happened

A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.

Oct 15, 2026 — OTTR rises 0.3% to $89.66, 4 up days in a row
Oct 14, 2026 — OTTR rises 0.4% to $89.38, 3 up days in a row
Oct 13, 2026 — OTTR rises 0.8% to $89.04
Oct 12, 2026 — OTTR rises 1.0% to $88.35
Oct 9, 2026 — OTTR dips 1.0% to $87.46
Oct 8, 2026 — OTTR ends flat (+0.3%) to $88.33
Oct 7, 2026 — OTTR dips 1.3% to $88.07
Oct 6, 2026 — OTTR rises 0.9% to $89.20
Oct 5, 2026 — OTTR dips 0.5% to $88.42 on 1.8x normal volume
Oct 2, 2026 — OTTR rises 0.5% to $88.87

OTTR latest news & SEC filings

Every SEC filing by or about OTTR in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.

Sep 1, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0001466593-26-000074

Aug 12, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001559334-26-000010

Aug 11, 2026 · 4 — Insider trade report (Form 4)

Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings

Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.

Source: SEC EDGAR filing 0001559334-26-000006

Aug 7, 2026 · 144 — Notice of proposed sale (Form 144)

Notice of proposed sale (Form 144) — an insider or affiliate plans to sell restricted or control shares

A notice of intent, not a completed sale. Any actual sale by a director or officer shows up later on Form 4.

Source: SEC EDGAR filing 0001958244-26-000494

Aug 7, 2026 · SCHEDULE 13G — Passive stake (13G)

Passive stake (13G) — an investor reported owning more than 5%

Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.

Source: SEC EDGAR filing 0000093751-26-000516

Aug 5, 2026 · 10-Q — Quarterly report (unaudited financial statements for the quarter)

Quarterly report (unaudited financial statements for the quarter)

Quarter ended Jun 30, 2026:

Source: SEC EDGAR filing 0001466593-26-000071

Aug 4, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

This is a results-day filing: the earnings press release is attached as an exhibit.

Source: SEC EDGAR filing 0001466593-26-000068

Jun 18, 2026 · 8-K — Current report

Current report — a filing companies must make within 4 business days of a major event

Source: SEC EDGAR filing 0001466593-26-000063

Things to know before you trade OTTR

OTTR market data (last 20 sessions)

DateOpenHighLowCloseVolume
Oct 15, 202690.1990.4989.2689.66179.70K
Oct 14, 202688.6589.6587.8689.38192.60K
Oct 13, 202688.9289.1487.5589.04129.80K
Oct 12, 202687.5088.6987.3588.35169.00K
Oct 9, 202688.2188.3087.3087.46131.20K
Oct 8, 202688.1188.7186.8188.33202.40K
Oct 7, 202688.8389.2087.9788.07230.40K
Oct 6, 202688.9789.3187.7289.20236.20K
Oct 5, 202688.8189.2388.0388.42427.50K
Oct 2, 202689.4890.5588.5188.87334.90K
Oct 1, 202687.9888.7987.0588.46167.30K
Sep 30, 202689.8989.8988.0388.04217.00K
Sep 29, 202688.2989.4988.2989.15131.00K
Sep 28, 202689.6189.6887.9388.51207.60K
Sep 25, 202688.0689.5987.4389.34202.70K
Sep 24, 202689.5289.5287.5588.26236.80K
Sep 23, 202690.2090.2288.0589.15178.10K
Sep 22, 202688.3690.5588.0890.23214.40K
Sep 21, 202687.4288.9687.2188.13231.40K
Sep 18, 202688.0388.0886.9187.421.05M

About Otter Tail

Otter Tail (OTTR) is listed on the Nasdaq and classified by the SEC under “Electric Services”. Its business address is in FERGUS FALLS, MN. State of incorporation: MN. Fiscal year ends December 31. SEC CIK 1466593.

OTTR board of directors & executives

From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).

Directors

NameRoleLatest filing
Christopher B ClarkDirectorApr 14, 2026
Jeanne H CrainDirectorApr 14, 2026
John D EricksonDirectorApr 14, 2026
Kathryn O JohnsonDirectorApr 14, 2026
Michael E LebeauDirectorApr 14, 2026
Mary E LudfordDirectorApr 14, 2026
Nathan I PartainDirectorApr 14, 2026
Steven P RascheDirectorApr 14, 2026
Thomas J WebbDirectorApr 14, 2026

Executive officers

NameTitleLatest filing
John S AbbottSr VP, Manufacturing PlatformFeb 12, 2026
Paul L KnutsonVP, Human ResourcesAug 12, 2026
Charles S MacfarlanePresident & CEOFeb 12, 2026
Tyler J NelsonVP, Chief Financial OfficerApr 15, 2026
Timothy J RogelstadPresidentApr 15, 2026
Jennifer O. SmestadSVP General Counsel & Corp SecApr 15, 2026
Todd R WahlundSenior Vice PresidentApr 15, 2026

Recent insider buys & sales

DateInsiderTypeSharesPrice
Aug 11, 2026Paul L KnutsonSale475$94.63
Aug 10, 2026Paul L KnutsonSale250$92.84
Aug 7, 2026Paul L KnutsonSale3,500$93.11

OTTR financials (annual, from XBRL filings)

Fiscal year endRevenueNet incomeDiluted EPSOperating cash flow
Dec 31, 2025$1.30B$275.89M6.55$385.99M
Dec 31, 2024$1.33B$301.66M7.17$452.73M
Dec 31, 2023$1.35B$294.19M7.00$404.50M
Dec 31, 2022$1.46B$284.18M6.78$389.31M
Dec 31, 2021$1.20B$176.77M4.23$231.24M

Latest balance sheet: total assets $4.29B, total liabilities $—, cash $278.38M (as of Jun 30, 2026).

OTTR earnings / results-day log

DateFilingClose that day
Aug 4, 20268-K Item 2.02 (results)$92.82
May 5, 20268-K Item 2.02 (results)$88.74
Feb 17, 20268-K Item 2.02 (results)$86.68
Nov 4, 20258-K Item 2.02 (results)$82.00
Aug 5, 20258-K Item 2.02 (results)$80.94
May 6, 20258-K Item 2.02 (results)$75.50
Feb 18, 20258-K Item 2.02 (results)$81.67
Nov 5, 20248-K Item 2.02 (results)$81.55
Aug 6, 20248-K Item 2.02 (results)—
May 7, 20248-K Item 2.02 (results)—
Feb 13, 20248-K Item 2.02 (results)—
Oct 31, 20238-K Item 2.02 (results)—

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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 15, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.