Thomas B. Neff serves as Executive at FIBROGEN INC, where they oversee executive responsibilities. Since joining the company, Thomas B. Neff has executed 708 insider transactions totaling $139.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jul 6, 2018 involved selling 600 shares valued at $39.4K.
Thomas B. Neff currently holds 2,326,612 shares of FIBROGEN INC (FGEN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Thomas B. Neff has been a net seller of FGEN stock. They have purchased $0 and sold $139.1M worth of shares.
Thomas B. Neff's most recent insider trade was on Jul 6, 2018, when they sold 600 shares at $65.61 per share.
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| $66.80 |
| Discretionary |
| Jul 5, 2018 | FGEN | $863.6K | Sale | 13,500 | $63.97 | Discretionary |
| Jul 5, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Jul 5, 2018 | FGEN | $52.3K | Sale | 818 | $63.92 | Discretionary |
| Jul 5, 2018 | FGEN | $6.5K | Sale | 100 | $64.75 | Discretionary |
| Jul 5, 2018 | FGEN | $348.9K | Sale | 5,400 | $64.62 | Discretionary |
| Jun 21, 2018 | FGEN | $58.4K | Sale | 918 | $63.60 | Discretionary |
| Jun 21, 2018 | FGEN | $238.9K | Sale | 3,728 | $64.08 | Discretionary |
| Jun 21, 2018 | FGEN | $964.0K | Sale | 15,172 | $63.54 | Discretionary |
| Jun 21, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Jun 20, 2018 | FGEN | $714.4K | Sale | 11,199 | $63.79 | Discretionary |
| Jun 20, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Jun 20, 2018 | FGEN | $487.6K | Sale | 7,701 | $63.31 | Discretionary |
| Jun 20, 2018 | FGEN | $7.7K | Sale | 120 | $63.97 | Discretionary |
| Jun 20, 2018 | FGEN | $50.7K | Sale | 798 | $63.55 | Discretionary |
| Jun 6, 2018 | FGEN | $360.7K | Payment | 6,373 | $56.60 | Discretionary |
| Jun 5, 2018 | FGEN | $150.1K | Sale | 2,700 | $55.59 | Discretionary |
| Jun 5, 2018 | FGEN | $889.9K | Sale | 16,200 | $54.93 | Discretionary |
| Jun 5, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Jun 5, 2018 | FGEN | $50.4K | Sale | 918 | $54.94 | Discretionary |
| Jun 4, 2018 | FGEN | $32.7K | Sale | 600 | $54.58 | Discretionary |
| Jun 4, 2018 | FGEN | $17.6K | Sale | 318 | $55.21 | Discretionary |
| Jun 4, 2018 | FGEN | $559.2K | Sale | 10,170 | $54.99 | Discretionary |
| Jun 4, 2018 | FGEN | $474.7K | Sale | 8,730 | $54.37 | Discretionary |
| Jun 4, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Jun 1, 2018 | FGEN | $123.6K | Payment | 2,287 | $54.05 | Discretionary |
| May 17, 2018 | FGEN | $47.4K | Sale | 918 | $51.62 | Discretionary |
| May 17, 2018 | FGEN | $57.5K | Sale | 1,100 | $52.26 | Discretionary |
| May 17, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |