$OTTR 4 SEC Filings

Filed On	Filing
12 Aug 2026	Form 4: Knutson Paul L, VP, Human Resources Sold 250 shares ($23.2K) · Sold 475 shares ($44.9K)
11 Aug 2026	Form 4: Knutson Paul L, VP, Human Resources Sold 3,500 shares ($326K) · Gave 725 shares as a gift · Acquired 725 shares (Gift)
15 Apr 2026	Form 4: Wahlund Todd R, Senior Vice President Granted 300 Restricted Stock Units
15 Apr 2026	Form 4: Rogelstad Timothy J, President Granted 1,400 Restricted Stock Units
15 Apr 2026	Form 4: Smestad Jennifer O., SVP General Counsel & Corp Sec Granted 5,800 Restricted Stock Units
15 Apr 2026	Form 4: Nelson Tyler J, VP, Chief Financial Officer Granted 800 Restricted Stock Units
14 Apr 2026	Form 4: Clark Christopher B, Director Received 1,900 shares as a grant or award
14 Apr 2026	Form 4: LeBeau Michael E, Director Received 1,500 shares as a grant or award
14 Apr 2026	Form 4: Partain Nathan I, Director Received 2,000 shares as a grant or award
14 Apr 2026	Form 4: Rasche Steven P, Director Received 1,900 shares as a grant or award
14 Apr 2026	Form 4: Ludford Mary E, Director Received 1,500 shares as a grant or award
14 Apr 2026	Form 4: Johnson Kathryn O, Director Received 1,500 shares as a grant or award
14 Apr 2026	Form 4: Erickson John D, Director Received 1,500 shares as a grant or award
14 Apr 2026	Form 4: Crain Jeanne H, Director Received 1,500 shares as a grant or award
14 Apr 2026	Form 4: Webb Thomas J, Director Received 1,500 shares as a grant or award
09 Apr 2026	Form 4: Wahlund Todd R, Chief Financial Officer Received 460 shares by exercise or conversion ($41.5K) · Gave up 186 shares to cover exercise price or tax ($16.8K)
12 Feb 2026	Form 4: Abbott John S, Sr VP, Manufacturing Platform Granted 1,600 Restricted Stock Units · Received 8,400 shares as a grant or award ($726K) · Gave up 4,209 shares to cover exercise price or tax ($364K)
12 Feb 2026	Form 4: Rogelstad Timothy J, Sr VP, Electric Platform Granted 1,600 Restricted Stock Units · Received 8,400 shares as a grant or award ($726K) · Gave up 4,212 shares to cover exercise price or tax ($364K)
12 Feb 2026	Form 4: Macfarlane Charles S, President & CEO Granted 9,400 Restricted Stock Units · Received 47,700 shares as a grant or award ($4.12M) · Gave up 23,515 shares to cover exercise price or tax ($2.03M)
12 Feb 2026	Form 4: Knutson Paul L, VP, Human Resources Granted 800 Restricted Stock Units · Received 3,600 shares as a grant or award ($311K) · Gave up 1,592 shares to cover exercise price or tax ($138K)

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