Insider Stock Trading History of Neff Thomas B


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Neff Thomas B since year 2005. The trader's CIK number is 1623238. At the time of this reporting, Neff Thomas B is the Chief Executive Officer of Fibrogen Inc . (stock ticker symbol FGEN). See this page for all insider trading activities at Fibrogen Inc .


Stock purchases, sales, and option exercises reported by insider Neff Thomas B since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-11-16 FGEN Fibrogen Inc Sale 19,318 46.66 901,474
2017-11-17 FGEN Fibrogen Inc Sale 19,318 46.78 903,638
2017-10-30 FGEN Fibrogen Inc Sale 19,318 56.47 1,090,964
2017-10-31 FGEN Fibrogen Inc Sale 19,318 55.93 1,080,513
2017-10-17 FGEN Fibrogen Inc Sale 19,318 55.10 1,064,518
2017-10-16 FGEN Fibrogen Inc Sale 19,318 54.93 1,061,079
2017-10-02 FGEN Fibrogen Inc Sale 19,318 54.50 1,052,831
2017-10-03 FGEN Fibrogen Inc Sale 19,318 55.77 1,077,364
2017-09-19 FGEN Fibrogen Inc Sale 19,318 53.26 1,028,876
2017-09-20 FGEN Fibrogen Inc Sale 19,318 53.59 1,035,155
2017-09-13 FGEN Fibrogen Inc Sale 19,318 51.40 992,964
2017-09-14 FGEN Fibrogen Inc Sale 19,318 51.80 1,000,575
2017-08-28 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-08-29 FGEN Fibrogen Inc Option Ex 17,524 2.35 41,181
2017-08-28 FGEN Fibrogen Inc Sale 19,318 43.07 832,026
2017-08-29 FGEN Fibrogen Inc Sale 19,318 44.22 854,299
2017-07-25 FGEN Fibrogen Inc Sale 19,318 35.12 678,351
2017-07-24 FGEN Fibrogen Inc Sale 19,318 35.08 677,578
2017-07-25 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-07-24 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-07-06 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-07-07 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-07-06 FGEN Fibrogen Inc Sale 19,318 33.52 647,500
2017-07-07 FGEN Fibrogen Inc Sale 19,318 33.23 641,937
2017-06-21 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-06-22 FGEN Fibrogen Inc Sale 19,318 32.05 619,141
2017-06-21 FGEN Fibrogen Inc Sale 19,318 31.18 602,431
2017-06-22 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-06-15 FGEN Fibrogen Inc Option Ex 11,689 2.35 27,469
2017-06-16 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-06-15 FGEN Fibrogen Inc Sale 19,318 29.27 565,341
2017-06-16 FGEN Fibrogen Inc Sale 19,318 29.56 571,040
2017-05-31 FGEN Fibrogen Inc Sale 19,318 26.00 502,268
2017-05-30 FGEN Fibrogen Inc Sale 19,318 26.45 510,903
2017-05-31 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-05-30 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-05-15 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-05-16 FGEN Fibrogen Inc Option Ex 18,900 2.35 44,415
2017-05-15 FGEN Fibrogen Inc Sale 19,318 27.78 536,654
2017-05-16 FGEN Fibrogen Inc Sale 19,318 27.66 534,239
2017-04-25 FGEN Fibrogen Inc Sale 19,318 27.58 532,790
2017-04-24 FGEN Fibrogen Inc Sale 19,318 26.40 509,995
2017-04-25 FGEN Fibrogen Inc Option Ex 18,900 3.19 60,253
2017-04-24 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-04-12 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-04-13 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-04-12 FGEN Fibrogen Inc Sale 19,318 24.81 479,279
2017-04-13 FGEN Fibrogen Inc Sale 19,318 24.93 481,597
2017-04-03 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-04-04 FGEN Fibrogen Inc Sale 19,318 23.82 460,251
2017-04-03 FGEN Fibrogen Inc Sale 19,318 23.95 462,762
2017-04-04 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-03-20 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-03-21 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-03-20 FGEN Fibrogen Inc Sale 19,318 24.90 481,018
2017-03-21 FGEN Fibrogen Inc Sale 19,318 24.17 466,974
2017-03-15 FGEN Fibrogen Inc Sale 19,318 25.16 486,137
2017-03-14 FGEN Fibrogen Inc Sale 19,318 25.28 488,416
2017-03-15 FGEN Fibrogen Inc Option Ex 10,858 4.03 43,703
2017-03-14 FGEN Fibrogen Inc Option Ex 10,858 4.03 43,703
2017-02-14 FGEN Fibrogen Inc Sale 19,318 23.89 461,603
2017-02-13 FGEN Fibrogen Inc Sale 19,318 23.99 463,438
2017-02-14 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-02-13 FGEN Fibrogen Inc Option Ex 18,900 4.03 76,072
2017-02-08 FGEN Fibrogen Inc Sale 18,899 23.03 435,243
2017-02-09 FGEN Fibrogen Inc Sale 18,899 23.89 451,497
2017-02-08 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-02-09 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-01-27 FGEN Fibrogen Inc Sale 18,899 23.16 437,700
2017-01-26 FGEN Fibrogen Inc Sale 18,899 23.42 442,614
2017-01-26 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-01-27 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-01-12 FGEN Fibrogen Inc Sale 18,899 24.21 457,544
2017-01-11 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-01-12 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2017-01-11 FGEN Fibrogen Inc Sale 18,899 23.54 444,882
2016-12-28 FGEN Fibrogen Inc Sale 18,899 20.69 391,020
2016-12-27 FGEN Fibrogen Inc Sale 18,899 20.79 392,910
2016-12-28 FGEN Fibrogen Inc Option Ex 14,089 4.03 56,708
2016-12-27 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-12-13 FGEN Fibrogen Inc Sale 18,899 21.20 400,658
2016-12-12 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-12-13 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-12-12 FGEN Fibrogen Inc Sale 18,899 21.78 411,620
2016-11-29 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-11-28 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-11-29 FGEN Fibrogen Inc Sale 18,899 22.86 432,031
2016-11-28 FGEN Fibrogen Inc Sale 18,899 22.74 429,763
2016-11-16 FGEN Fibrogen Inc Sale 18,899 22.36 422,581
2016-11-17 FGEN Fibrogen Inc Sale 18,899 22.22 419,935
2016-11-16 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-11-17 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-11-01 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-10-31 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-11-01 FGEN Fibrogen Inc Sale 18,899 16.84 318,259
2016-10-31 FGEN Fibrogen Inc Sale 18,899 16.67 315,046
2016-10-18 FGEN Fibrogen Inc Sale 18,899 17.94 339,048
2016-10-19 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-10-18 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-10-19 FGEN Fibrogen Inc Sale 18,899 17.56 331,866
2016-10-04 FGEN Fibrogen Inc Sale 18,899 20.67 390,642
2016-10-03 FGEN Fibrogen Inc Sale 18,899 20.55 388,374
2016-10-04 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-10-03 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-09-20 FGEN Fibrogen Inc Sale 18,899 21.80 411,998
2016-09-21 FGEN Fibrogen Inc Sale 18,899 21.52 406,706
2016-09-20 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-09-21 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-09-08 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-09-09 FGEN Fibrogen Inc Sale 18,899 18.83 355,868
2016-09-08 FGEN Fibrogen Inc Sale 18,899 19.14 361,726
2016-09-09 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-08-25 FGEN Fibrogen Inc Sale 18,899 17.95 339,331
2016-08-26 FGEN Fibrogen Inc Sale 18,899 17.81 336,591
2016-08-26 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-08-25 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-07-26 FGEN Fibrogen Inc Sale 18,899 18.43 348,214
2016-07-27 FGEN Fibrogen Inc Sale 18,899 18.41 347,892
2016-07-26 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-07-27 FGEN Fibrogen Inc Option Ex 14,091 4.03 56,716
2016-07-13 FGEN Fibrogen Inc Sale 13,500 17.10 230,850
2016-07-12 FGEN Fibrogen Inc Sale 13,500 17.81 240,434
2016-06-29 FGEN Fibrogen Inc Sale 13,500 16.17 218,295
2016-06-28 FGEN Fibrogen Inc Sale 13,500 16.04 216,540
2016-06-14 FGEN Fibrogen Inc Sale 13,500 16.47 222,344
2016-06-15 FGEN Fibrogen Inc Sale 13,500 16.49 222,614
2016-06-03 FGEN Fibrogen Inc Sale 13,500 18.81 253,934
2016-06-02 FGEN Fibrogen Inc Sale 13,500 19.16 258,660
2016-05-19 FGEN Fibrogen Inc Sale 13,500 17.79 240,097
2016-05-20 FGEN Fibrogen Inc Sale 13,500 17.88 241,380
2016-05-02 FGEN Fibrogen Inc Sale 13,500 17.95 242,325
2016-05-03 FGEN Fibrogen Inc Sale 13,500 17.61 237,735
2016-04-20 FGEN Fibrogen Inc Sale 13,500 19.75 266,625
2016-04-19 FGEN Fibrogen Inc Sale 13,500 20.21 272,835
2016-04-04 FGEN Fibrogen Inc Sale 13,500 21.30 287,550
2016-04-05 FGEN Fibrogen Inc Sale 13,500 21.00 283,432
2016-03-21 FGEN Fibrogen Inc Sale 13,500 18.73 252,922
2016-03-22 FGEN Fibrogen Inc Sale 13,500 18.87 254,745
2016-03-08 FGEN Fibrogen Inc Sale 13,500 19.41 262,102
2016-03-07 FGEN Fibrogen Inc Sale 13,500 20.11 271,417
2016-02-22 FGEN Fibrogen Inc Sale 13,500 20.05 270,675
2016-02-23 FGEN Fibrogen Inc Sale 13,500 18.68 252,247
2016-02-09 FGEN Fibrogen Inc Sale 13,500 15.33 206,955
2016-02-10 FGEN Fibrogen Inc Sale 13,500 15.48 208,980
2016-01-28 FGEN Fibrogen Inc Sale 13,500 19.43 262,372
2016-01-29 FGEN Fibrogen Inc Sale 13,500 19.88 268,312
2016-01-14 FGEN Fibrogen Inc Sale 13,500 23.35 315,225
2016-01-13 FGEN Fibrogen Inc Sale 13,500 24.11 325,417
2015-12-22 FGEN Fibrogen Inc Sale 13,500 29.61 399,667
2015-12-23 FGEN Fibrogen Inc Sale 13,500 30.93 417,555
2015-12-10 FGEN Fibrogen Inc Sale 13,500 29.94 404,190
2015-12-11 FGEN Fibrogen Inc Sale 13,500 29.39 396,832
2015-11-23 FGEN Fibrogen Inc Sale 13,500 28.11 379,485
2015-11-24 FGEN Fibrogen Inc Sale 13,500 28.82 389,002
2015-10-29 FGEN Fibrogen Inc Sale 13,500 24.25 327,388
2015-10-30 FGEN Fibrogen Inc Sale 13,500 24.06 324,783
2015-10-15 FGEN Fibrogen Inc Sale 13,500 21.41 289,102
2015-10-16 FGEN Fibrogen Inc Sale 13,500 22.21 299,902
2015-10-01 FGEN Fibrogen Inc Sale 13,500 21.36 288,360
2015-10-02 FGEN Fibrogen Inc Sale 13,500 21.89 295,515
2015-09-18 FGEN Fibrogen Inc Sale 13,500 29.05 392,175
2015-09-17 FGEN Fibrogen Inc Sale 13,500 29.04 391,972
2015-09-18 FGEN Fibrogen Inc Option Ex 9,469 2.90 27,460
2015-09-17 FGEN Fibrogen Inc Option Ex 9,469 2.62 24,856
2015-09-04 FGEN Fibrogen Inc Sale 13,500 22.88 308,880
2015-09-04 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-09-03 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-09-03 FGEN Fibrogen Inc Sale 13,500 23.25 313,875
2015-08-06 FGEN Fibrogen Inc Sale 13,500 23.41 316,035
2015-08-05 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-08-06 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-08-05 FGEN Fibrogen Inc Sale 13,500 23.82 321,556
2015-07-22 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-07-23 FGEN Fibrogen Inc Sale 13,500 24.80 334,800
2015-07-23 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-07-22 FGEN Fibrogen Inc Sale 13,500 24.62 332,370
2015-07-08 FGEN Fibrogen Inc Sale 13,500 22.08 298,080
2015-07-08 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-07-09 FGEN Fibrogen Inc Sale 13,500 22.13 298,755
2015-07-09 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-06-25 FGEN Fibrogen Inc Sale 13,500 23.52 317,520
2015-06-24 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-06-25 FGEN Fibrogen Inc Option Ex 9,469 2.35 22,252
2015-06-24 FGEN Fibrogen Inc Sale 13,500 23.72 320,179

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Neff Thomas B (Chief Executive Officer of Fibrogen Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.