Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Mark A. Mccollum currently holds 727 shares of HALLIBURTON CO (HAL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mark A. Mccollum has been a net seller of HAL stock. They have purchased $0 and sold $15.5M worth of shares.
Mark A. Mccollum's most recent insider trade was on Jan 23, 2026, when they sold 727 shares at $78.00 per share.
Mark A. Mccollum serves as Executive at HALLIBURTON CO (HAL). They have executed 128 insider transactions totaling $15.5M over their tenure at the company.
Mark A. Mccollum holds the position of Executive at HALLIBURTON CO, where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 20 years and currently hold a stake valued at $0.
Mark A. Mccollum has shown a selling trading pattern, with $0 in total purchases and $15.5M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by Mark A. Mccollum was on Jul 15, 2014, when they purchased $3.5M worth of HAL shares. This transaction involved 50,000 shares at $70.26 per share.
Mark A. Mccollum currently owns 727 shares of HALLIBURTON CO (HAL), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Mark A. Mccollum's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Mark A. Mccollum has 128 Form 4 filings on record as an insider at HALLIBURTON CO.
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