Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| No transactions found | ||||||||||
Mark Thierer currently holds 437,121 shares of Discover Financial Services (DFS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark Thierer has been a net seller of DFS stock. They have purchased $5.1M and sold $84.4M worth of shares.
Mark Thierer's most recent insider trade was on Aug 6, 2025, when they sold 4,000 shares at $0.00 per share.
Mark Thierer serves as Executive at Discover Financial Services (DFS). They have executed 167 insider transactions totaling $89.4M over their tenure at the company.
Mark Thierer holds the position of Executive at Discover Financial Services, 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.
Mark Thierer has shown a selling trading pattern, with $5.1M in total purchases and $84.4M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Mark Thierer was on Jul 23, 2015, when they sold $19.1M worth of CTRX shares. This transaction involved 310,649 shares at $61.50 per share.
Mark Thierer currently owns 437,121 shares of Discover Financial Services (DFS), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark Thierer's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark Thierer has 167 Form 4 filings on record as an insider at Discover Financial Services.
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