Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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David M. Sparby currently holds 19,658 shares of MDU RESOURCES GROUP INC (MDU), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David M. Sparby has been a net seller of MDU stock. They have purchased $410.9K and sold $423.1K worth of shares.
David M. Sparby's most recent insider trade was on Aug 17, 2026, when they purchased 1,000 shares at $144.95 per share.
David M. Sparby serves as Executive at MDU RESOURCES GROUP INC (MDU). They have executed 59 insider transactions totaling $834.0K over their tenure at the company.
David M. Sparby holds the position of Executive at MDU RESOURCES GROUP INC, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 21 years and currently hold a stake valued at $0.
David M. Sparby has shown a selling trading pattern, with $410.9K in total purchases and $423.1K in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by David M. Sparby was on Dec 2, 2009, when they sold $423.1K worth of XEL shares. This transaction involved 20,712 shares at $20.43 per share.
David M. Sparby currently owns 19,658 shares of MDU RESOURCES GROUP INC (MDU), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of David M. Sparby's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. David M. Sparby has 59 Form 4 filings on record as an insider at MDU RESOURCES GROUP INC.
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