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James L. L. Tullis currently holds 5,421 shares of Alphatec Holdings, Inc. (ATEC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, James L. L. Tullis has been a net seller of ATEC stock. They have purchased $2.1M and sold $11.9M worth of shares.
James L. L. Tullis's most recent insider trade was on Aug 13, 2026, when they sold 614 shares at $225.00 per share.
James L. L. Tullis serves as Executive at Alphatec Holdings, Inc. (ATEC). They have executed 172 insider transactions totaling $14.0M over their tenure at the company.
James L. L. Tullis holds the position of Executive at Alphatec Holdings, 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.
James L. L. Tullis has shown a selling trading pattern, with $2.1M in total purchases and $11.9M in total sales across all transactions. Their most recent activity indicates a tendency to reduce their position.
The largest transaction by James L. L. Tullis was on Sep 11, 2023, when they sold $1.0M worth of ATEC shares. This transaction involved 70,000 shares at $14.74 per share.
James L. L. Tullis currently owns 5,421 shares of Alphatec Holdings, Inc. (ATEC), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of James L. L. Tullis's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. James L. L. Tullis has 172 Form 4 filings on record as an insider at Alphatec Holdings, Inc..
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