Insider · CIK 0001623238

Thomas B Neff

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $0 · 0sales $119.6M · 91net −$119.6M

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Feb 13, 2017 MForm 4 →	Feb 15, 7:59 pm EST	FIBROGEN INCFGEN	37,800	$4.03	$152,145	3,274,061	—	plan?
Feb 8, 2017 SForm 4 →	Feb 10, 7:24 pm EST	FIBROGEN INCFGEN	37,798	$23.46	$886,741	3,255,161	−1.15%	plan?
Feb 8, 2017 MForm 4 →	Feb 10, 7:24 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,274,060	—	plan?
Jan 26, 2017 SForm 4 →	Jan 27, 6:50 pm EST	FIBROGEN INCFGEN	37,798	$23.29	$880,315	3,264,777	−1.14%	plan?
Jan 26, 2017 MForm 4 →	Jan 27, 6:50 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,283,676	—	plan?
Jan 11, 2017 SForm 4 →	Jan 13, 5:27 pm EST	FIBROGEN INCFGEN	37,798	$23.85	$901,522	3,274,393	−1.14%	plan?
Jan 11, 2017 MForm 4 →	Jan 13, 5:27 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,293,292	—	plan?
Dec 27, 2016 SForm 4 →	Dec 29, 6:09 pm EST	FIBROGEN INCFGEN	37,798	$20.74	$783,931	3,284,009	−1.14%	plan?
Dec 27, 2016 MForm 4 →	Dec 29, 6:09 pm EST	FIBROGEN INCFGEN	28,180	$4.03	$113,425	3,302,908	—	plan?
Dec 19, 2016 MForm 4 →	Feb 23, 2018, 4:17 pm EST	FIBROGEN INCFGEN	24,844	$4.03	$99,997	2,945,349	—	plan? late amended
Dec 12, 2016 SForm 4 →	Dec 14, 8:00 pm EST	FIBROGEN INCFGEN	37,798	$21.24	$802,828	3,293,627	−1.13%	plan?
Dec 12, 2016 MForm 4 →	Dec 14, 8:00 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,312,526	—	plan?
Dec 1, 2016 FForm 4 →	Dec 2, 8:43 pm EST	FIBROGEN INCFGEN	4,689	$20.55	$96,359	3,303,243	—	plan?
Nov 28, 2016 SForm 4 →	Nov 30, 6:40 pm EST	FIBROGEN INCFGEN	37,798	$22.80	$861,794	3,307,932	−1.13%	plan?
Nov 28, 2016 MForm 4 →	Nov 30, 6:40 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,326,831	—	plan?
Nov 16, 2016 SForm 4 →	Nov 18, 5:10 pm EST	FIBROGEN INCFGEN	37,798	$22.29	$842,517	3,317,548	−1.13%	plan?
Nov 16, 2016 MForm 4 →	Nov 18, 5:10 pm EST	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,336,447	—	plan?
Oct 31, 2016 SForm 4 →	Nov 1, 7:58 pm EDT	FIBROGEN INCFGEN	37,798	$16.76	$633,305	3,327,164	−1.12%	plan?
Oct 31, 2016 MForm 4 →	Nov 1, 7:58 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,346,063	—	plan?
Oct 18, 2016 SForm 4 →	Oct 19, 9:00 pm EDT	FIBROGEN INCFGEN	37,798	$17.75	$670,915	3,336,780	−1.12%	plan?
Oct 18, 2016 MForm 4 →	Oct 19, 9:00 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,355,679	—	plan?
Oct 3, 2016 SForm 4 →	Oct 5, 7:18 pm EDT	FIBROGEN INCFGEN	37,798	$20.61	$779,017	3,346,396	−1.12%	plan?
Oct 3, 2016 MForm 4 →	Oct 5, 7:18 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,365,295	—	plan?
Sep 20, 2016 SForm 4 →	Sep 22, 7:53 pm EDT	FIBROGEN INCFGEN	37,798	$21.66	$818,705	3,356,012	−1.11%	plan?
Sep 20, 2016 MForm 4 →	Sep 22, 7:53 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,374,911	—	plan?
Sep 8, 2016 SForm 4 →	Sep 9, 7:45 pm EDT	FIBROGEN INCFGEN	37,798	$18.99	$717,595	3,365,628	−1.11%	plan?
Sep 8, 2016 MForm 4 →	Sep 9, 7:45 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,384,527	—	plan?
Sep 1, 2016 FForm 4 →	Sep 2, 7:44 pm EDT	FIBROGEN INCFGEN	4,688	$17.33	$81,243	3,375,244	—	plan?
Aug 25, 2016 SForm 4 →	Aug 29, 5:59 pm EDT	FIBROGEN INCFGEN	37,798	$17.80	$672,705	3,379,932	−1.11%	plan?
Aug 25, 2016 MForm 4 →	Aug 29, 5:59 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,398,831	—	plan?
Jul 26, 2016 SForm 4 →	Jul 28, 6:49 pm EDT	FIBROGEN INCFGEN	37,798	$18.38	$694,548	3,389,548	−1.10%	plan?
Jul 26, 2016 MForm 4 →	Jul 28, 6:49 pm EDT	FIBROGEN INCFGEN	28,182	$4.03	$113,433	3,408,447	—	plan?
Jul 12, 2016 SForm 4 →	Jul 14, 8:07 pm EDT	FIBROGEN INCFGEN	27,000	$17.50	$472,419	3,399,164	−0.79%	plan?
Jun 28, 2016 SForm 4 →	Jun 30, 4:50 pm EDT	FIBROGEN INCFGEN	27,000	$16.02	$432,574	3,426,164	−0.78%	plan?
Jun 14, 2016 SForm 4 →	Jun 16, 6:50 pm EDT	FIBROGEN INCFGEN	27,000	$16.48	$444,960	3,453,164	−0.78%	plan?
Jun 2, 2016 SForm 4 →	Jun 3, 5:54 pm EDT	FIBROGEN INCFGEN	27,000	$18.99	$512,595	3,480,164	−0.77%	plan?
Jun 1, 2016 FForm 4 →	Jun 3, 5:54 pm EDT	FIBROGEN INCFGEN	4,689	$18.89	$88,575	3,507,164	—	plan?
May 19, 2016 SForm 4 →	May 20, 7:46 pm EDT	FIBROGEN INCFGEN	27,000	$17.68	$477,424	3,511,853	−0.76%	plan?
May 2, 2016 SForm 4 →	May 3, 7:01 pm EDT	FIBROGEN INCFGEN	27,000	$17.78	$480,060	3,538,853	−0.76%	plan?
Apr 19, 2016 SForm 4 →	Apr 20, 9:15 pm EDT	FIBROGEN INCFGEN	27,000	$19.98	$539,460	3,565,853	−0.75%	plan?
Apr 4, 2016 SForm 4 →	Apr 5, 8:41 pm EDT	FIBROGEN INCFGEN	27,000	$21.11	$570,043	3,592,853	−0.75%	plan?
Mar 21, 2016 SForm 4 →	Mar 22, 8:45 pm EDT	FIBROGEN INCFGEN	27,000	$18.74	$505,872	3,619,853	−0.74%	plan?
Mar 7, 2016 SForm 4 →	Mar 8, 6:16 pm EST	FIBROGEN INCFGEN	27,000	$19.62	$529,613	3,646,853	−0.73%	plan?
Mar 3, 2016 FForm 4 →	Mar 4, 6:12 pm EST	FIBROGEN INCFGEN	8,554	$18.77	$160,559	3,673,853	—	plan?
Feb 22, 2016 AForm 4 →	Feb 24, 9:17 pm EST	FIBROGEN INCFGEN	100,000	—	—	3,695,907	—	plan?
Feb 22, 2016 SForm 4 →	Feb 24, 9:17 pm EST	FIBROGEN INCFGEN	27,000	$19.11	$515,850	3,682,407	−0.73%	plan?
Feb 9, 2016 SForm 4 →	Feb 11, 8:13 pm EST	FIBROGEN INCFGEN	27,000	$15.31	$413,360	3,609,407	−0.74%	plan?
Jan 28, 2016 SForm 4 →	Jan 29, 7:44 pm EST	FIBROGEN INCFGEN	27,000	$19.41	$524,015	3,636,407	−0.74%	plan?
Jan 13, 2016 SForm 4 →	Jan 15, 7:08 pm EST	FIBROGEN INCFGEN	27,000	$23.69	$639,683	3,663,407	−0.73%	plan?
Dec 22, 2015 SForm 4 →	Dec 23, 7:27 pm EST	FIBROGEN INCFGEN	27,000	$30.10	$812,703	3,690,407	−0.73%	plan?
Dec 10, 2015 SForm 4 →	Dec 11, 8:40 pm EST	FIBROGEN INCFGEN	27,000	$29.59	$798,815	3,717,407	−0.72%	plan?
Dec 1, 2015 FForm 4 →	Dec 3, 8:32 pm EST	FIBROGEN INCFGEN	2,282	$29.88	$68,186	3,744,407	—	plan?
Nov 23, 2015 SForm 4 →	Nov 25, 5:28 pm EST	FIBROGEN INCFGEN	27,000	$28.49	$769,125	3,746,689	−0.72%	plan?
Oct 29, 2015 SForm 4 →	Oct 30, 7:46 pm EDT	FIBROGEN INCFGEN	27,000	$24.06	$649,554	3,773,689	−0.71%	plan?
Oct 15, 2015 SForm 4 →	Oct 16, 7:03 pm EDT	FIBROGEN INCFGEN	27,000	$21.86	$590,149	3,800,689	−0.71%	plan?
Oct 1, 2015 SForm 4 →	Oct 2, 7:34 pm EDT	FIBROGEN INCFGEN	27,000	$21.59	$583,056	3,827,689	−0.70%	plan?
Sep 17, 2015 MForm 4 →	Sep 18, 5:50 pm EDT	FIBROGEN INCFGEN	18,938	$2.86	$54,155	3,854,689	—	plan?
Sep 17, 2015 SForm 4 →	Sep 18, 5:50 pm EDT	FIBROGEN INCFGEN	27,000	$29.10	$785,691	3,845,220	−0.70%	plan?
Sep 4, 2015 MForm 4 →	Sep 4, 7:58 pm EDT	FIBROGEN INCFGEN	9,469	$2.35	$22,252	3,862,751	—	plan?
Sep 4, 2015 SForm 4 →	Sep 4, 7:58 pm EDT	FIBROGEN INCFGEN	13,500	$22.88	$308,884	3,853,282	−0.35%	plan?
Sep 3, 2015 SForm 4 →	Sep 3, 8:52 pm EDT	FIBROGEN INCFGEN	13,500	$22.92	$309,360	3,857,313	−0.35%	plan?
Sep 1, 2015 FMForm 4 →	Sep 3, 8:52 pm EDT	FIBROGEN INCFGEN	11,751	$6.33	$74,373	3,866,782	—	plan?
Aug 5, 2015 MForm 4 →	Aug 7, 4:26 pm EDT	FIBROGEN INCFGEN	18,938	$2.35	$44,504	3,873,095	—	plan?
Aug 5, 2015 SForm 4 →	Aug 7, 4:26 pm EDT	FIBROGEN INCFGEN	27,000	$23.32	$629,636	3,863,626	−0.69%	plan?
Jul 22, 2015 MForm 4 →	Jul 24, 6:26 pm EDT	FIBROGEN INCFGEN	18,938	$2.35	$44,504	3,881,157	—	plan?
Jul 22, 2015 SForm 4 →	Jul 24, 6:26 pm EDT	FIBROGEN INCFGEN	27,000	$24.71	$667,170	3,871,688	−0.69%	plan?
Jul 8, 2015 MForm 4 →	Jul 10, 7:50 pm EDT	FIBROGEN INCFGEN	18,938	$2.35	$44,504	3,889,219	—	plan?
Jul 8, 2015 SForm 4 →	Jul 10, 7:50 pm EDT	FIBROGEN INCFGEN	27,000	$22.11	$596,835	3,879,750	−0.69%	plan?
Jun 24, 2015 MForm 4 →	Jun 26, 7:21 pm EDT	FIBROGEN INCFGEN	18,938	$2.35	$44,504	3,897,281	—	plan?
Jun 24, 2015 SForm 4 →	Jun 26, 7:21 pm EDT	FIBROGEN INCFGEN	27,000	$23.57	$636,324	3,887,812	−0.69%	plan?
Jun 1, 2015 FForm 4 →	Jun 2, 8:00 pm EDT	FIBROGEN INCFGEN	2,282	$17.50	$39,935	3,905,343	—	plan?
May 14, 2015 FForm 4 →	May 18, 8:33 pm EDT	FIBROGEN INCFGEN	9,337	$21.39	$199,718	3,907,625	—	plan?
Mar 4, 2015 AForm 4 →	Mar 17, 7:43 pm EDT	FIBROGEN INCFGEN	73,800	—	—	3,916,962	—	plan? late
Nov 19, 2014 CForm 4/A →	Jun 16, 2015, 5:04 pm EDT	FIBROGEN INCFGEN	60,946	—	—	60,946	—	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Mar 6, 2019 MForm 4 →	Mar 8, 6:41 pm EST	FIBROGEN INCFGEN	13,668	—	—	328,050	—
Feb 19, 2019 MForm 4 →	Feb 21, 7:47 pm EST	FIBROGEN INCFGEN	20,638	—	—	0	—
Feb 7, 2019 MForm 4 →	Feb 8, 6:58 pm EST	FIBROGEN INCFGEN	20,638	—	—	20,638	—
Feb 5, 2019 AForm 4 →	Feb 7, 7:51 pm EST	FIBROGEN INCFGEN	156,100	—	—	156,100	—
Jan 22, 2019 MForm 4 →	Jan 24, 7:32 pm EST	FIBROGEN INCFGEN	20,638	—	—	41,276	—
Jan 3, 2019 MForm 4 →	Jan 7, 7:20 pm EST	FIBROGEN INCFGEN	50,912	—	—	61,914	—
Dec 6, 2018 MForm 4 →	Dec 6, 8:45 pm EST	FIBROGEN INCFGEN	11,002	—	—	112,826	—
Nov 20, 2018 MForm 4 →	Nov 21, 6:23 pm EST	FIBROGEN INCFGEN	20,638	—	—	123,828	—
Nov 1, 2018 MForm 4 →	Nov 2, 6:40 pm EDT	FIBROGEN INCFGEN	20,638	—	—	144,466	—
Oct 18, 2018 MForm 4 →	Oct 19, 8:37 pm EDT	FIBROGEN INCFGEN	20,638	—	—	165,104	—
Oct 2, 2018 MForm 4 →	Oct 4, 6:00 pm EDT	FIBROGEN INCFGEN	20,639	—	—	185,742	—
Sep 19, 2018 MForm 4 →	Sep 21, 6:15 pm EDT	FIBROGEN INCFGEN	20,640	—	—	206,381	—
Sep 6, 2018 MForm 4 →	Sep 7, 6:28 pm EDT	FIBROGEN INCFGEN	20,640	—	—	227,021	—
Aug 20, 2018 MForm 4 →	Aug 22, 7:25 pm EDT	FIBROGEN INCFGEN	20,640	—	—	247,661	—
Aug 1, 2018 MForm 4 →	Aug 3, 4:58 pm EDT	FIBROGEN INCFGEN	20,640	—	—	268,301	—
Jul 18, 2018 MForm 4 →	Jul 20, 6:08 pm EDT	FIBROGEN INCFGEN	20,640	—	—	288,941	—
Jul 5, 2018 MForm 4 →	Jul 6, 8:02 pm EDT	FIBROGEN INCFGEN	20,640	—	—	309,581	—
Jun 20, 2018 MForm 4 →	Jun 22, 5:46 pm EDT	FIBROGEN INCFGEN	20,640	—	—	330,221	—
Jun 4, 2018 MForm 4 →	Jun 5, 7:42 pm EDT	FIBROGEN INCFGEN	20,640	—	—	350,861	—
May 16, 2018 MForm 4 →	May 18, 4:06 pm EDT	FIBROGEN INCFGEN	20,640	—	—	371,501	—
May 2, 2018 MForm 4 →	May 4, 5:10 pm EDT	FIBROGEN INCFGEN	20,640	—	—	392,141	—
Apr 17, 2018 MForm 4 →	Apr 19, 8:37 pm EDT	FIBROGEN INCFGEN	20,640	—	—	412,781	—
Apr 4, 2018 MForm 4 →	Apr 6, 7:55 pm EDT	FIBROGEN INCFGEN	20,640	—	—	433,421	—
Mar 20, 2018 MForm 4 →	Mar 22, 7:19 pm EDT	FIBROGEN INCFGEN	18,084	—	—	454,061	—
Mar 14, 2018 AForm 4 →	Mar 16, 6:02 pm EDT	FIBROGEN INCFGEN	110,000	—	—	110,000	—
Mar 7, 2018 MForm 4 →	Mar 8, 8:42 pm EST	FIBROGEN INCFGEN	20,584	—	—	472,145	—
Feb 22, 2018 MForm 4 →	Feb 23, 9:58 pm EST	FIBROGEN INCFGEN	20,530	—	—	17,270	—
Dec 21, 2017 MForm 4 →	Dec 22, 4:32 pm EST	FIBROGEN INCFGEN	80,000	—	—	32,870	—
Aug 28, 2017 MForm 4 →	Aug 30, 7:51 pm EDT	FIBROGEN INCFGEN	36,424	—	—	37,800	—
Jul 24, 2017 MForm 4 →	Jul 26, 4:41 pm EDT	FIBROGEN INCFGEN	37,800	—	—	74,224	—
Jul 6, 2017 MForm 4 →	Jul 7, 6:50 pm EDT	FIBROGEN INCFGEN	37,800	—	—	112,024	—
Jun 21, 2017 MForm 4 →	Jun 23, 4:38 pm EDT	FIBROGEN INCFGEN	37,800	—	—	149,824	—
Jun 15, 2017 MForm 4 →	Jun 19, 5:49 pm EDT	FIBROGEN INCFGEN	30,589	—	—	187,624	—
May 30, 2017 MForm 4 →	Jun 1, 7:23 pm EDT	FIBROGEN INCFGEN	37,800	—	—	218,213	—
May 15, 2017 MForm 4 →	May 17, 8:52 pm EDT	FIBROGEN INCFGEN	37,800	—	—	256,013	—
Apr 24, 2017 MForm 4 →	Apr 26, 7:31 pm EDT	FIBROGEN INCFGEN	37,800	—	—	293,813	—
Apr 12, 2017 MForm 4 →	Apr 14, 6:06 pm EDT	FIBROGEN INCFGEN	37,800	—	—	27,694	—
Apr 3, 2017 MForm 4 →	Apr 4, 9:39 pm EDT	FIBROGEN INCFGEN	37,800	—	—	65,494	—
Mar 20, 2017 MForm 4 →	Mar 22, 6:36 pm EDT	FIBROGEN INCFGEN	37,800	—	—	103,294	—
Mar 14, 2017 MForm 4 →	Mar 16, 7:29 pm EDT	FIBROGEN INCFGEN	21,716	—	—	141,094	—
Mar 8, 2017 AForm 4 →	Mar 8, 8:31 pm EST	FIBROGEN INCFGEN	172,800	—	—	172,800	—
Feb 13, 2017 MForm 4 →	Feb 15, 7:59 pm EST	FIBROGEN INCFGEN	37,800	—	—	162,810	—
Feb 8, 2017 MForm 4 →	Feb 10, 7:24 pm EST	FIBROGEN INCFGEN	28,182	—	—	200,610	—
Jan 26, 2017 MForm 4 →	Jan 27, 6:50 pm EST	FIBROGEN INCFGEN	28,182	—	—	228,792	—
Jan 11, 2017 MForm 4 →	Jan 13, 5:27 pm EST	FIBROGEN INCFGEN	28,182	—	—	256,974	—
Dec 27, 2016 MForm 4 →	Dec 29, 6:09 pm EST	FIBROGEN INCFGEN	28,180	—	—	0	—
Dec 19, 2016 MForm 4/A →	Apr 13, 2018, 5:53 pm EDT	FIBROGEN INCFGEN	24,844	—	—	0	—
Dec 12, 2016 MForm 4 →	Dec 14, 8:00 pm EST	FIBROGEN INCFGEN	28,182	—	—	28,180	—
Oct 31, 2016 MForm 4 →	Nov 1, 7:58 pm EDT	FIBROGEN INCFGEN	28,182	—	—	112,726	—
Oct 18, 2016 MForm 4 →	Oct 19, 9:00 pm EDT	FIBROGEN INCFGEN	28,182	—	—	140,908	—
Oct 3, 2016 MForm 4 →	Oct 5, 7:18 pm EDT	FIBROGEN INCFGEN	28,182	—	—	169,090	—
Sep 20, 2016 MForm 4 →	Sep 22, 7:53 pm EDT	FIBROGEN INCFGEN	28,182	—	—	197,272	—
Sep 8, 2016 MForm 4 →	Sep 9, 7:45 pm EDT	FIBROGEN INCFGEN	28,182	—	—	225,454	—
Aug 25, 2016 MForm 4 →	Aug 29, 5:59 pm EDT	FIBROGEN INCFGEN	28,182	—	—	253,636	—
Jul 26, 2016 MForm 4 →	Jul 28, 6:49 pm EDT	FIBROGEN INCFGEN	28,182	—	—	281,818	—
Feb 22, 2016 AForm 4 →	Feb 24, 9:17 pm EST	FIBROGEN INCFGEN	165,000	—	—	165,000	—
Nov 28, 2015 MForm 4 →	Nov 30, 2016, 6:40 pm EST	FIBROGEN INCFGEN	28,182	—	—	56,362	—	late
Nov 16, 2015 MForm 4 →	Nov 18, 2016, 5:10 pm EST	FIBROGEN INCFGEN	28,182	—	—	85,544	—	late
Sep 17, 2015 MForm 4 →	Sep 18, 5:50 pm EDT	FIBROGEN INCFGEN	18,938	—	—	378,453	—
Sep 4, 2015 MForm 4 →	Sep 4, 7:58 pm EDT	FIBROGEN INCFGEN	9,469	—	—	305,310	—
Sep 3, 2015 MForm 4 →	Sep 3, 8:52 pm EDT	FIBROGEN INCFGEN	9,469	—	—	314,779	—
Aug 5, 2015 MForm 4 →	Aug 7, 4:26 pm EDT	FIBROGEN INCFGEN	18,938	—	—	324,248	—
Jul 22, 2015 MForm 4 →	Jul 24, 6:26 pm EDT	FIBROGEN INCFGEN	18,938	—	—	343,186	—
Jul 8, 2015 MForm 4 →	Jul 10, 7:50 pm EDT	FIBROGEN INCFGEN	18,938	—	—	362,124	—
Jun 24, 2015 MForm 4 →	Jun 26, 7:21 pm EDT	FIBROGEN INCFGEN	18,938	—	—	381,062	—
Mar 4, 2015 AForm 4 →	Mar 17, 7:43 pm EDT	FIBROGEN INCFGEN	147,600	—	—	147,600	—	late
Nov 19, 2014 CForm 4/A →	Jun 16, 2015, 5:04 pm EDT	FIBROGEN INCFGEN	1,052	—	—	0	—