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 Sep 20, 2018 involved selling 17,609 shares valued at $1.0M.
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 Sep 20, 2018, when they sold 17,609 shares at $58.84 per share.
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| $57.64 |
| Discretionary |
| Sep 20, 2018 | FGEN | $53.5K | Sale | 909 | $58.88 | Discretionary |
| Sep 19, 2018 | FGEN | $430.8K | Sale | 7,492 | $57.50 | Discretionary |
| Sep 19, 2018 | FGEN | $40.3K | Sale | 710 | $56.71 | Discretionary |
| Sep 19, 2018 | FGEN | $12.0K | Sale | 208 | $57.48 | Discretionary |
| Sep 19, 2018 | FGEN | $644.0K | Sale | 11,408 | $56.45 | Discretionary |
| Sep 19, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Sep 7, 2018 | FGEN | $40.6K | Sale | 718 | $56.58 | Discretionary |
| Sep 7, 2018 | FGEN | $11.5K | Sale | 200 | $57.30 | Discretionary |
| Sep 7, 2018 | FGEN | $195.6K | Sale | 3,405 | $57.44 | Discretionary |
| Sep 7, 2018 | FGEN | $877.0K | Sale | 15,495 | $56.60 | Discretionary |
| Sep 7, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Sep 6, 2018 | FGEN | $365.2K | Payment | 6,373 | $57.30 | Discretionary |
| Sep 6, 2018 | FGEN | $41.4K | Sale | 718 | $57.66 | Discretionary |
| Sep 6, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Sep 6, 2018 | FGEN | $720.5K | Sale | 12,480 | $57.73 | Discretionary |
| Sep 6, 2018 | FGEN | $166.0K | Sale | 2,820 | $58.85 | Discretionary |
| Sep 6, 2018 | FGEN | $215.2K | Sale | 3,600 | $59.77 | Discretionary |
| Sep 6, 2018 | FGEN | $11.8K | Sale | 200 | $59.08 | Discretionary |
| Sep 4, 2018 | FGEN | $139.6K | Payment | 2,286 | $61.05 | Discretionary |
| Aug 21, 2018 | FGEN | $882.4K | Sale | 14,535 | $60.71 | Discretionary |
| Aug 21, 2018 | FGEN | $55.6K | Sale | 918 | $60.59 | Discretionary |
| Aug 21, 2018 | FGEN | $261.9K | Sale | 4,365 | $60.00 | Discretionary |
| Aug 21, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Aug 20, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Aug 20, 2018 | FGEN | $891.3K | Sale | 14,897 | $59.83 | Discretionary |
| Aug 20, 2018 | FGEN | $54.9K | Sale | 918 | $59.82 | Discretionary |
| Aug 20, 2018 | FGEN | $241.6K | Sale | 4,003 | $60.36 | Discretionary |
| Aug 2, 2018 | FGEN | $57.7K | Sale | 918 | $62.88 | Discretionary |