David T. Howton serves as Executive at VERTEX PHARMACEUTICALS INC / MA, where they oversee executive responsibilities. Since joining the company, David T. Howton has executed 71 insider transactions totaling $43.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 3, 2017 involved exercising options for 10,639 shares valued at $0.
David T. Howton currently holds 97,859 shares of VERTEX PHARMACEUTICALS INC / MA (VRTX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David T. Howton has been a net seller of VRTX stock. They have purchased $0 and sold $43.5M worth of shares.
David T. Howton's most recent insider trade was on Aug 3, 2017, when they sold 10,639 shares at $0.00 per share.
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| $37.88 |
| Discretionary |
| Jul 21, 2017 | SRPT | $4.4K | Option Exercise | 324 | $13.71 | Discretionary |
| Jul 21, 2017 | SRPT | $16.1K | Option Exercise | 676 | $23.85 | Discretionary |
| Jul 20, 2017 | SRPT | $781.3K | Sale | 19,056 | $41.00 | Discretionary |
| Jul 20, 2017 | SRPT | $261.3K | Option Exercise | 19,056 | $13.71 | Discretionary |
| Jul 20, 2017 | SRPT | $81.5K | Option Exercise | 5,944 | $13.71 | Discretionary |
| Jul 20, 2017 | SRPT | $243.7K | Sale | 5,944 | $41.00 | Discretionary |
| Mar 19, 2017 | SRPT | $4.6K | Payment | 152 | $30.30 | Discretionary |
| Nov 9, 2016 | SRPT | $23.9K | Option Exercise | 1,000 | $23.85 | Discretionary |
| Sep 22, 2016 | SRPT | $420.0K | Sale | 7,000 | $60.00 | Discretionary |
| Sep 22, 2016 | SRPT | $97.3K | Option Exercise | 7,000 | $13.90 | Discretionary |
| Sep 19, 2016 | SRPT | $0 | Award | 19,125 | $N/A | Discretionary |
| Sep 19, 2016 | SRPT | $111.2K | Option Exercise | 8,000 | $13.90 | Discretionary |
| Sep 19, 2016 | SRPT | $400.0K | Sale | 8,000 | $50.00 | Discretionary |
| Sep 19, 2016 | SRPT | $0 | Award | 464 | $N/A | Discretionary |
| Sep 19, 2016 | SRPT | $65.2K | Sale | 1,304 | $50.00 | Discretionary |
| Aug 31, 2016 | SRPT | $23.4K | Payment | 898 | $26.07 | Discretionary |
| Feb 29, 2016 | SRPT | $0 | Award | 2,762 | $N/A | Discretionary |
| Feb 2, 2012 | VRTX | $0 | Award | 10,166 | $N/A | Discretionary |
| Sep 1, 2011 | VRTX | $14.5K | Sale | 328 | $44.29 | Discretionary |