Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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John C. Shoemaker currently holds 582,345 shares of ALTERA CORP (ALTR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John C. Shoemaker has been a net buyer of ALTR stock. They have purchased $758.8K and sold $63.8K worth of shares.
John C. Shoemaker's most recent insider trade was on Nov 12, 2025, when they sold 13,354 shares at $0.00 per share.
John C. Shoemaker serves as Executive at ALTERA CORP (ALTR). They have executed 64 insider transactions totaling $822.5K over their tenure at the company.
John C. Shoemaker holds the position of Executive at ALTERA CORP, 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.
John C. Shoemaker has shown a buying trading pattern, with $758.8K in total purchases and $63.8K in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by John C. Shoemaker was on Jun 5, 2020, when they purchased $255.5K worth of EXTR shares. This transaction involved 50,000 shares at $5.11 per share.
John C. Shoemaker currently owns 582,345 shares of ALTERA CORP (ALTR), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of John C. Shoemaker's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. John C. Shoemaker has 64 Form 4 filings on record as an insider at ALTERA CORP.
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