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 Apr 5, 2018 involved selling 618 shares valued at $27.8K.
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 Apr 5, 2018, when they sold 618 shares at $45.06 per share.
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| $46.10 |
| Discretionary |
| Apr 5, 2018 | FGEN | $388.1K | Sale | 8,400 | $46.20 | Discretionary |
| Apr 5, 2018 | FGEN | $473.9K | Sale | 10,500 | $45.13 | Discretionary |
| Apr 5, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Apr 4, 2018 | FGEN | $10.2K | Sale | 218 | $46.59 | Discretionary |
| Apr 4, 2018 | FGEN | $31.8K | Sale | 700 | $45.36 | Discretionary |
| Apr 4, 2018 | FGEN | $46.7K | Sale | 1,000 | $46.68 | Discretionary |
| Apr 4, 2018 | FGEN | $37.2K | Option Exercise | 10,320 | $3.60 | Discretionary |
| Apr 4, 2018 | FGEN | $456.1K | Sale | 10,100 | $45.16 | Discretionary |
| Apr 4, 2018 | FGEN | $358.6K | Sale | 7,800 | $45.97 | Discretionary |
| Mar 21, 2018 | FGEN | $46.5K | Sale | 900 | $51.63 | Discretionary |
| Mar 21, 2018 | FGEN | $46.9K | Sale | 918 | $51.13 | Discretionary |
| Mar 21, 2018 | FGEN | $32.6K | Option Exercise | 9,042 | $3.60 | Discretionary |
| Mar 21, 2018 | FGEN | $921.1K | Sale | 18,000 | $51.17 | Discretionary |
| Mar 20, 2018 | FGEN | $756.2K | Sale | 14,932 | $50.64 | Discretionary |
| Mar 20, 2018 | FGEN | $46.6K | Sale | 918 | $50.71 | Discretionary |
| Mar 20, 2018 | FGEN | $202.4K | Sale | 3,968 | $51.02 | Discretionary |
| Mar 20, 2018 | FGEN | $32.6K | Option Exercise | 9,042 | $3.60 | Discretionary |
| Mar 14, 2018 | FGEN | $0 | Award | 70,000 | $N/A | Discretionary |
| Mar 8, 2018 | FGEN | $15.8K | Sale | 300 | $52.55 | Discretionary |
| Mar 8, 2018 | FGEN | $37.9K | Sale | 700 | $54.09 | Discretionary |
| Mar 8, 2018 | FGEN | $630.6K | Sale | 11,800 | $53.44 | Discretionary |
| Mar 8, 2018 | FGEN | $337.5K | Sale | 6,400 | $52.74 | Discretionary |
| Mar 8, 2018 | FGEN | $16.5K | Option Exercise | 7,005 | $2.35 | Discretionary |
| Mar 8, 2018 | FGEN | $11.9K | Option Exercise | 3,314 | $3.60 | Discretionary |
| Mar 8, 2018 | FGEN | $33.1K | Sale | 618 | $53.59 | Discretionary |
| Mar 7, 2018 | FGEN | $124.4K | Sale | 2,298 | $54.14 | Discretionary |
| Mar 7, 2018 | FGEN | $415.4K | Sale | 7,800 | $53.26 | Discretionary |
| Mar 7, 2018 | FGEN | $462.8K | Sale | 8,802 | $52.58 | Discretionary |