Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Charles W. Newhall III currently holds 119,644 shares of Neutral Tandem Inc (TNDM), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Charles W. Newhall III has been a net buyer of TNDM stock. They have purchased $68.0M and sold $57.4M worth of shares.
Charles W. Newhall III's most recent insider trade was on Nov 21, 2025, when they sold 15,000 shares at $12.98 per share.
Charles W. Newhall III serves as Executive at Neutral Tandem Inc (TNDM). They have executed 304 insider transactions totaling $125.4M over their tenure at the company.
Charles W. Newhall III holds the position of Executive at Neutral Tandem Inc, 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.
Charles W. Newhall III has shown a buying trading pattern, with $68.0M in total purchases and $57.4M in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Charles W. Newhall III was on May 4, 2012, when they purchased $22.0M worth of SUPN shares. This transaction involved 4,400,000 shares at $5.00 per share.
Charles W. Newhall III currently owns 119,644 shares of Neutral Tandem Inc (TNDM), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Charles W. Newhall III's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Charles W. Newhall III has 304 Form 4 filings on record as an insider at Neutral Tandem Inc.
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