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Mark Culhane currently holds 114,547 shares of TERADATA CORP /DE/ (TDC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark Culhane has been a net seller of TDC stock. They have purchased $1.6M and sold $8.2M worth of shares.
Mark Culhane's most recent insider trade was on Oct 1, 2025, when they sold 6,411 shares at $0.00 per share.
Mark Culhane serves as Executive at TERADATA CORP /DE/ (TDC). They have executed 119 insider transactions totaling $9.8M over their tenure at the company.
Mark Culhane holds the position of Executive at TERADATA CORP /DE/, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 19 years and currently hold a stake valued at $0.
Mark Culhane has shown a selling trading pattern, with $1.6M in total purchases and $8.2M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Mark Culhane was on Feb 1, 2021, when they sold $1.3M worth of TDC shares. This transaction involved 45,647 shares at $27.82 per share.
Mark Culhane currently owns 114,547 shares of TERADATA CORP /DE/ (TDC), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark Culhane's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark Culhane has 119 Form 4 filings on record as an insider at TERADATA CORP /DE/.
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