As of March 23, 2026, the three largest insider holders of OTTR are Charles S Macfarlane (President Ceo, 251.60K shares), Nathan I Partain (Director, 62.56K shares), Timothy J Rogelstad (Sr Vp, Electric Platform, 61.08K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Charles S Macfarlane | President Ceo | 251,597 | 0 | 12 Feb, 2026 |
| Nathan I Partain | 0 | 62,561 | 13 Apr, 2022 | |
| Timothy J Rogelstad | Sr Vp, Electric Platform | 61,080 | 0 | 12 Feb, 2026 |
| John S Abbott | Sr Vp, Manufacturing Platform | 50,896 | 0 | 12 Feb, 2026 |
| James B Stake | 46,794 | 0 | 12 Apr, 2022 | |
| Karen Bohn | 45,850 | 0 | 19 Apr, 2023 | |
| Kathryn O Johnson | 27,953 | 0 | 14 Apr, 2025 | |
| Paul L Knutson | Vp, Human Resources | 24,983 | 0 | 12 Feb, 2026 |
| Jennifer O. Smestad | Vp, General Council Corp Sec | 19,137 | 0 | 12 Feb, 2026 |
| Timothy J O'Keefe | 18,000 | 0 | 13 Apr, 2021 | |
| Thomas J Webb | 16,100 | 0 | 14 Apr, 2025 | |
| Todd R Wahlund | Chief Financial Officer | 10,029 | 0 | 09 Feb, 2026 |
| Nathan I Partain | 8,741 | 0 | 14 Apr, 2025 | |
| Michael E Lebeau | 7,800 | 0 | 14 Apr, 2025 | |
| Mary E Ludford | 5,429 | 0 | 14 Apr, 2025 | |
| Jeanne H Crain | 5,429 | 0 | 14 Apr, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 11 Feb, 2026 | Jennifer O. Smestad | Common Stock | A | 6,000 | $86.43 | 22,168 | D | A |
| 11 Feb, 2026 | Charles S Macfarlane | Common Stock | A | 47,700 | $86.43 | 275,112 | D | A |
| 11 Feb, 2026 | Timothy J Rogelstad | Common Stock | A | 8,400 | $86.43 | 65,292 | D | A |
| 11 Feb, 2026 | John S Abbott | Common Stock | A | 8,400 | $86.43 | 55,105 | D | A |
| 11 Feb, 2026 | Paul L Knutson | Common Stock | A | 3,600 | $86.43 | 26,575 | D | A |
| 11 Feb, 2026 | Jennifer O. Smestad | Common Stock | D | 3,031 | $86.43 | 19,137 | D | F |
| 11 Feb, 2026 | John S Abbott | Common Stock | D | 4,209 | $86.43 | 50,896 | D | F |
| 11 Feb, 2026 | Charles S Macfarlane | Common Stock | D | 23,515 | $86.43 | 251,597 | D | F |
| 11 Feb, 2026 | Paul L Knutson | Common Stock | D | 1,592 | $86.43 | 24,983 | D | F |
| 11 Feb, 2026 | Timothy J Rogelstad | Common Stock | D | 4,212 | $86.43 | 61,080 | D | F |
| 10 Feb, 2026 | Paul L Knutson | Restricted Stock Units | A | 800 | $0.00 | 800 | D | A |
| 10 Feb, 2026 | John S Abbott | Restricted Stock Units | A | 1,600 | $0.00 | 1,600 | D | A |
| 10 Feb, 2026 | Jennifer O. Smestad | Restricted Stock Units | A | 1,100 | $0.00 | 1,100 | D | A |
| 10 Feb, 2026 | Todd R Wahlund | Restricted Stock Units | A | 1,400 | $0.00 | 1,400 | D | A |
| 10 Feb, 2026 | Timothy J Rogelstad | Restricted Stock Units | A | 1,600 | $0.00 | 1,600 | D | A |
| 10 Feb, 2026 | Charles S Macfarlane | Restricted Stock Units | A | 9,400 | $0.00 | 9,400 | D | A |
| 06 Feb, 2026 | Charles S Macfarlane | Common Stock | A | 9,125 | - | 231,689 | D | M |
| 06 Feb, 2026 | Timothy J Rogelstad | Common Stock | A | 1,625 | - | 57,655 | D | M |
| 06 Feb, 2026 | Todd R Wahlund | Common Stock | A | 675 | - | 10,148 | D | M |
| 06 Feb, 2026 | Jennifer O. Smestad | Common Stock | A | 1,150 | - | 16,709 | D | M |