Jason L. Vollmer serves as Executive at MDU RESOURCES GROUP INC, where they oversee executive responsibilities. Since joining the company, Jason L. Vollmer has executed 27 insider transactions totaling $239.1K, demonstrating a bullish approach to their equity position. Their most recent transaction on Sep 8, 2025 involved purchasing 5,000 shares valued at $80.4K.
Jason L. Vollmer currently holds 344,548.2 shares of MDU RESOURCES GROUP INC (MDU), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Jason L. Vollmer has been a net buyer of MDU stock. They have purchased $239.1K and sold $0 worth of shares.
Jason L. Vollmer's most recent insider trade was on Sep 8, 2025, when they purchased 5,000 shares at $16.08 per share.
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| $16.28 |
| Discretionary |
| Feb 15, 2024 | MDU | $0 | Award | 56,459 | $N/A | Discretionary |
| Feb 15, 2024 | MDU | $251.6K | Payment | 12,067 | $20.85 | Discretionary |
| May 31, 2023 | MDU | $0 | Award | 13,771 | $N/A | Discretionary |
| May 31, 2023 | MDU | $0 | Award | 19,064 | $N/A | Discretionary |
| Feb 16, 2023 | MDU | $516.7K | Award | 16,581 | $31.16 | Discretionary |
| Feb 16, 2023 | MDU | $0 | Award | 31,574 | $N/A | Discretionary |
| Feb 16, 2023 | MDU | $202.1K | Payment | 6,486 | $31.16 | Discretionary |
| Feb 17, 2022 | MDU | $295.4K | Payment | 10,652 | $27.73 | Discretionary |
| Feb 17, 2022 | MDU | $743.0K | Award | 26,795 | $27.73 | Discretionary |
| Feb 17, 2022 | MDU | $0 | Award | 6,957 | $N/A | Discretionary |
| Feb 11, 2021 | MDU | $0 | Award | 6,750 | $N/A | Discretionary |
| Feb 11, 2021 | MDU | $655.9K | Award | 23,980 | $27.35 | Discretionary |
| Feb 11, 2021 | MDU | $261.2K | Payment | 9,551 | $27.35 | Discretionary |
| Nov 11, 2020 | MDU | $10.0K | Purchase | 400 | $24.93 | Discretionary |
| Nov 11, 2020 | MDU | $15.0K | Purchase | 600 | $24.93 | Discretionary |
| May 13, 2020 | MDU | $19.6K | Purchase | 1,000 | $19.62 | Discretionary |
| Mar 9, 2020 | MDU | $27.3K | Purchase | 1,000 | $27.31 | Discretionary |
| Mar 9, 2020 | MDU | $5.5K | Purchase | 200 | $27.32 | Discretionary |
| Feb 13, 2020 | MDU | $9.0K | Payment | 283 | $31.63 | Discretionary |
| Feb 13, 2020 | MDU | $28.4K | Award | 899 | $31.63 | Discretionary |
| Feb 14, 2019 | MDU | $0 | Award | 6,673 | $N/A | Discretionary |
| Feb 14, 2019 | MDU | $50.1K | Payment | 1,907 | $26.25 | Discretionary |
| Feb 16, 2018 | MDU | $23.8K | Payment | 866 | $27.48 | Discretionary |
| Feb 16, 2018 | MDU | $0 | Award | 2,751 | $N/A | Discretionary |
| Feb 17, 2015 | MDU | $19.7K | Discretionary | 908.58 | $21.68 | Discretionary |