Guy Macdonald serves as Executive at TETRAPHASE PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Guy Macdonald has executed 61 insider transactions totaling $8.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 20, 2024 involved receiving (via award) 23,000 shares valued at $0.
Guy Macdonald currently holds 55,000 shares of TETRAPHASE PHARMACEUTICALS INC (TTPH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Guy Macdonald has been a net seller of TTPH stock. They have purchased $145.6K and sold $8.3M worth of shares.
Guy Macdonald's most recent insider trade was on Jun 20, 2024, when they sold 23,000 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jun 17, 2022 | SCYX | $0 | Award | 10,000 | $N/A | Discretionary |
| Dec 21, 2020 | SCYX | $50.0K | Purchase | 8,000 | $6.25 | Discretionary |
| Jul 28, 2020 | TTPH | $0 | Tender | 15,703.4 | $N/A | Discretionary |
| Dec 6, 2019 | TTPH | $12.9K | Sale | 5,734.65 | $2.25 | Discretionary |
| Dec 5, 2019 | TTPH | $4.4K | Sale | 1,870.35 | $2.34 | Discretionary |
| Nov 14, 2018 | TTPH | $0 | Award | 3,332 | $N/A | Discretionary |
| May 14, 2018 | TTPH | $0 | Award | 2,058 | $N/A | Discretionary |
| Nov 14, 2017 | TTPH | $0 | Award | 1,566 | $N/A | Discretionary |
| May 12, 2017 | TTPH | $0 | Award | 3,101 | $N/A | Discretionary |
| Feb 9, 2017 | TTPH | $88.1K | Option Exercise | 30,378 | $2.90 | Discretionary |
| Jun 24, 2016 | SCYX | $95.6K | Purchase | 40,000 | $2.39 | Discretionary |
| May 16, 2016 | TTPH | $22.0K | Option Exercise | 25,323 | $0.87 | Discretionary |
| Jan 6, 2016 | TTPH | $10.4K | Option Exercise | 12,000 | $0.87 | Discretionary |
| Sep 1, 2015 | TTPH | $415.7K | Sale | 10,000 | $41.57 | Discretionary |
| Sep 1, 2015 | TTPH | $79.4K | Option Exercise | 10,000 | $7.94 | Discretionary |
| Aug 24, 2015 | TTPH | $10.4K | Option Exercise | 12,000 | $0.87 | Discretionary |
| Aug 6, 2015 | TTPH | $1.3M | Sale | 30,000 | $43.65 | Discretionary |
| Aug 3, 2015 | TTPH | $79.4K | Option Exercise | 10,000 | $7.94 | Discretionary |
| Aug 3, 2015 | TTPH | $474.5K | Sale | 10,000 | $47.45 | Discretionary |
| Jul 20, 2015 | TTPH | $760.8K | Sale | 15,000 | $50.72 | Discretionary |
| Jul 1, 2015 | TTPH | $79.4K | Option Exercise | 10,000 | $7.94 | Discretionary |
| Jul 1, 2015 | TTPH | $479.2K | Sale | 10,000 | $47.92 | Discretionary |
| Jun 1, 2015 | TTPH | $17.4K | Option Exercise | 20,000 | $0.87 | Discretionary |
| Jun 1, 2015 | TTPH | $209.6K | Sale | 5,000 | $41.92 | Discretionary |
| Jun 1, 2015 | TTPH | $45.6K | Sale | 1,087 | $41.98 | Discretionary |
| Jun 1, 2015 | TTPH | $79.4K | Option Exercise | 10,000 | $7.94 | Discretionary |
| Jun 1, 2015 | TTPH | $418.6K | Sale | 10,000 | $41.86 | Discretionary |
| May 11, 2015 | TTPH | $830.2K | Sale | 20,000 | $41.51 | Discretionary |