Otter Tail Corporation
Last updated September 27, 2026
Organization details
- Legal name
- Otter Tail Corporation
- Ownership
- Public
- Status
- Active
- SIC code
- 4911 — Electric Services
- Jurisdiction of incorporation
- Minnesota
- Headquarters city
- Fergus Falls
- Headquarters state / province
- Minnesota
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- OTTR
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001466593
- EIN
- 27-0383995
Board of directors
-
Christopher B. Clark · DirectorSince 2026
-
Jeanne H. Crain · DirectorSince 2023
-
John D. Erickson · DirectorSince 2023
-
Karen Bohn · DirectorSince 2023
-
Kathryn O. Johnson · DirectorSince 2023
-
Mary E. Ludford · DirectorSince 2023
-
Michael E. LeBeau · DirectorSince 2023
-
Nathan I. Partain · DirectorSince 2023
-
Steven L. Fritze · DirectorSince 2023
-
Steven P. Rasche · DirectorSince 2026
-
Thomas J. Webb · DirectorSince 2023
Director election results
Annual meeting of April 13, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
96.3%
-
98.6%
-
98.9%
Board connections
2 of this board's directors also sit on 1 other board.
- via Mary E. Ludford and Nathan I. Partain
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $394,044
- 3 sales by 1 insider
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 11, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Open-market sale | −475 | $94.63 | $44,949 |
| Aug 10, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Open-market sale | −250 | $92.84 | $23,210 |
| Aug 7, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Open-market sale | −3,500 | $93.11 | $325,885 |
| Aug 7, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Gift | −725 | — | — |
| Aug 7, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Gift | +475 | — | — |
| Aug 7, 2026 | KNUTSON PAUL L Officer (VP, Human Resources) | Gift | +250 | — | — |
| Apr 13, 2026 | Kathryn O. Johnson Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | Mary E. Ludford Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | John D. Erickson Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | Jeanne H. Crain Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | Thomas J. Webb Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | Steven P. Rasche Director | Grant or award | +1,900 | — | — |
| Apr 13, 2026 | Christopher B. Clark Director | Grant or award | +1,900 | — | — |
| Apr 13, 2026 | Michael E. LeBeau Director | Grant or award | +1,500 | — | — |
| Apr 13, 2026 | Nathan I. Partain Director | Grant or award | +2,000 | — | — |
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