Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Donal L. Mulligan currently holds 20,685 shares of TENNANT CO (TNC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Donal L. Mulligan has been a net seller of TNC stock. They have purchased $1.7M and sold $21.9M worth of shares.
Donal L. Mulligan's most recent insider trade was on Apr 14, 2026, when they sold 3,538 shares at $0.00 per share.
Donal L. Mulligan serves as Executive at TENNANT CO (TNC). They have executed 144 insider transactions totaling $23.6M over their tenure at the company.
Donal L. Mulligan holds the position of Executive at TENNANT CO, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 18 years and currently hold a stake valued at $0.
Donal L. Mulligan has shown a selling trading pattern, with $1.7M in total purchases and $21.9M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Donal L. Mulligan was on Mar 21, 2019, when they sold $6.3M worth of GIS shares. This transaction involved 126,337 shares at $50.00 per share.
Donal L. Mulligan currently owns 20,685 shares of TENNANT CO (TNC), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Donal L. Mulligan's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Donal L. Mulligan has 144 Form 4 filings on record as an insider at TENNANT CO.
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