$OTTR 3 SEC Filings

Filed On	Filing
14 Apr 2026	Form 3: Nelson Tyler J, VP, Chief Financial Officer Holds 4,355 shares of Common Stock
06 Jan 2026	Form 3: Rasche Steven P, Director Holds 100.64 shares of Common Stock
06 Jan 2026	Form 3: Clark Christopher B, Director No securities owned
08 Jan 2024	Form 3: Wahlund Todd R, Chief Financial Officer Holds 7,825 shares of Common Stock
10 Jan 2023	Form 3: Ludford Mary E, Director No securities owned
10 Jan 2023	Form 3: Crain Jeanne H, Director No securities owned
04 Jan 2022	Form 3: LeBeau Michael E, Director No securities owned
10 Apr 2018	Form 3: Webb Thomas J, Director No securities owned
02 Jan 2018	Form 3: Smestad Jennifer O., VP, Gen Coun & Corp Sec Holds 98 shares of Common Stock
13 Apr 2015	Form 3: Abbott John S, Pres Varistar, Sr VP, M/I Plat Holds 0 shares of No securities owned
17 Apr 2014	Form 3: O'keefe Timothy J, Director Holds 2,100 shares of Common Stock
16 Apr 2014	Form 3: Rogelstad Timothy J, Sr VP, Elect Plat; Pres OTP Holds 2,570.3834 shares of Common Stock
16 Aug 2013	Form 3: Fritze Steven L, Director Holds 0 shares of Common Stock
11 Apr 2013	Form 3: Johnson Kathryn O, Director Holds 2,000 shares of Common Stock
03 Oct 2012	Form 3: Knutson Paul L, VP of Human Resources Holds 1,620 shares of Common Stock
03 Jan 2012	Form 3: Olson Mark W, Director Holds 932.7329 shares of Common Stock
12 Apr 2011	Form 3: Waslaski Shane N, Sr VP, Man & Infra Platform Holds 716.1311 shares of Common Stock
13 Apr 2010	Form 3: Kommer Michelle L, VP of Human Resources Holds 1,122.6478 shares of Common Stock

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