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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in CASTLE BIOSCIENCES INC. Get notifications about new insider transactions in CASTLE BIOSCIENCES INC for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.70	200	8,340	1,551,348	1.6 M to 1.6 M (-0.01 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.97	7,300	299,103	1,551,548	1.6 M to 1.6 M (-0.47 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.90	4,200	175,993	1,558,848	1.6 M to 1.6 M (-0.27 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.30	800	32,238	1,563,048	1.6 M to 1.6 M (-0.05 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.91	1,000	40,909	1,550,348	1.6 M to 1.6 M (-0.06 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.70	200	8,340	1,551,348	1.6 M to 1.6 M (-0.01 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.97	7,300	299,103	1,551,548	1.6 M to 1.6 M (-0.47 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.90	4,200	175,993	1,558,848	1.6 M to 1.6 M (-0.27 %)
Aug 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.30	800	32,238	1,563,048	1.6 M to 1.6 M (-0.05 %)
Aug 12 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	42.01	25,000	1,050,305	1,133,577	1.2 M to 1.1 M (-2.16 %)
Aug 10 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.60	3,750	155,993	856,078	859.8 K to 856.1 K (-0.44 %)
Aug 10 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.94	400	16,776	859,828	860.2 K to 859.8 K (-0.05 %)
Aug 10 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.27	3,350	138,238	860,228	863.6 K to 860.2 K (-0.39 %)
Aug 07 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.28	1,000	41,281	1,563,848	1.6 M to 1.6 M (-0.06 %)
Aug 07 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.00	800	33,598	1,564,848	1.6 M to 1.6 M (-0.05 %)
Aug 07 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.29	6,700	276,650	1,565,648	1.6 M to 1.6 M (-0.43 %)
Aug 07 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.67	5,000	208,360	1,572,348	1.6 M to 1.6 M (-0.32 %)
Jul 28 2020	CSTL	CASTLE BIOSCIENCES ...	Anderson Bonnie H	Director	Sell	S	45.06	9	406	21,723	21.7 K to 21.7 K (-0.04 %)
Jul 28 2020	CSTL	CASTLE BIOSCIENCES ...	Anderson Bonnie H	Director	Sell	S	44.00	1,763	77,572	21,732	23.5 K to 21.7 K (-7.50 %)
Jul 28 2020	CSTL	CASTLE BIOSCIENCES ...	Anderson Bonnie H	Director	Sell	S	42.90	1,228	52,681	23,495	24.7 K to 23.5 K (-4.97 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	39.90	1,450	57,855	863,578	865 K to 863.6 K (-0.17 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	39.38	2,300	90,574	865,028	867.3 K to 865 K (-0.27 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.84	2	86	867,328	867.3 K to 867.3 K (0.00 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.29	2,300	97,267	867,330	869.6 K to 867.3 K (-0.26 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.05	1,448	59,440	869,630	871.1 K to 869.6 K (-0.17 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	39.86	2,290	91,279	1,577,348	1.6 M to 1.6 M (-0.14 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	39.32	2,710	106,554	1,579,638	1.6 M to 1.6 M (-0.17 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.30	600	25,377	1,582,348	1.6 M to 1.6 M (-0.04 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	40.89	400	16,357	1,582,948	1.6 M to 1.6 M (-0.03 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.78	100	4,278	1,583,348	1.6 M to 1.6 M (-0.01 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.34	4,270	180,779	1,583,448	1.6 M to 1.6 M (-0.27 %)
Jul 23 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.12	1,630	67,032	1,587,718	1.6 M to 1.6 M (-0.10 %)
Jul 21 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	43.04	25,000	1,075,900	1,158,577	1.2 M to 1.2 M (-2.11 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	44.87	2,992	134,251	1,589,348	1.6 M to 1.6 M (-0.19 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	44.30	2,008	88,954	1,592,340	1.6 M to 1.6 M (-0.13 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.93	100	4,293	1,594,348	1.6 M to 1.6 M (-0.01 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.16	400	16,864	1,594,448	1.6 M to 1.6 M (-0.03 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.18	500	20,590	1,594,848	1.6 M to 1.6 M (-0.03 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	42.49	1,839	78,139	1,595,348	1.6 M to 1.6 M (-0.12 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.67	7,036	293,190	1,597,187	1.6 M to 1.6 M (-0.44 %)
Jul 16 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	41.04	13,125	538,650	1,604,223	1.6 M to 1.6 M (-0.81 %)
Jul 13 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.08	3,107	133,850	1,248,410	1.3 M to 1.2 M (-0.25 %)
Jul 13 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.07	5,256	226,376	1,251,517	1.3 M to 1.3 M (-0.42 %)
Jul 13 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	44.00	23,902	1,051,688	1,256,773	1.3 M to 1.3 M (-1.87 %)
Jul 13 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.30	30,725	1,330,393	1,280,675	1.3 M to 1.3 M (-2.34 %)
Jul 13 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	43.60	50,000	2,180,185	1,183,577	1.2 M to 1.2 M (-4.05 %)
Jul 09 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.97	746	31,308	871,078	871.8 K to 871.1 K (-0.09 %)
Jul 09 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.22	3,004	123,834	871,824	874.8 K to 871.8 K (-0.34 %)
Jul 09 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.06	2,750	112,915	874,828	877.6 K to 874.8 K (-0.31 %)
Jul 09 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	40.05	1,000	40,047	877,578	878.6 K to 877.6 K (-0.11 %)
Jun 26 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.11	100	4,311	1,311,400	1.3 M to 1.3 M (-0.01 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	42.13	25,000	1,053,373	1,233,577	1.3 M to 1.2 M (-1.99 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	41.23	25,000	1,030,863	1,258,577	1.3 M to 1.3 M (-1.95 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	40.38	150,000	6,057,135	1,283,577	1.4 M to 1.3 M (-10.46 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.07	4,048	174,347	1,311,500	1.3 M to 1.3 M (-0.31 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.07	3,959	170,514	1,315,548	1.3 M to 1.3 M (-0.30 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.08	17,329	746,533	1,319,507	1.3 M to 1.3 M (-1.30 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	44.05	300	13,215	1,336,836	1.3 M to 1.3 M (-0.02 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.53	2,766	120,404	1,337,136	1.3 M to 1.3 M (-0.21 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	44.15	300	13,245	1,339,902	1.3 M to 1.3 M (-0.02 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.52	2,700	117,504	1,340,202	1.3 M to 1.3 M (-0.20 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.91	8,016	351,983	1,342,902	1.4 M to 1.3 M (-0.59 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.15	8,031	346,538	1,350,918	1.4 M to 1.4 M (-0.59 %)
Jun 23 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	42.39	5,240	222,124	1,358,949	1.4 M to 1.4 M (-0.38 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	43.90	901	39,554	878,578	879.5 K to 878.6 K (-0.10 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.94	1,149	49,338	879,479	880.6 K to 879.5 K (-0.13 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.16	1,700	71,672	880,628	882.3 K to 880.6 K (-0.19 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.83	1,793	76,794	882,328	884.1 K to 882.3 K (-0.20 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	42.10	1,557	65,550	884,121	885.7 K to 884.1 K (-0.18 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	41.09	300	12,327	885,678	886 K to 885.7 K (-0.03 %)
Jun 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	38.94	100	3,894	885,978	886.1 K to 886 K (-0.01 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.03	1,326	57,055	1,364,189	1.4 M to 1.4 M (-0.10 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.06	1,238	53,302	1,365,515	1.4 M to 1.4 M (-0.09 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	43.17	300	12,951	1,366,753	1.4 M to 1.4 M (-0.02 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	42.62	33,328	1,420,539	1,367,053	1.4 M to 1.4 M (-2.38 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	41.77	22,074	921,921	1,400,381	1.4 M to 1.4 M (-1.55 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	40.65	3,200	130,067	1,422,455	1.4 M to 1.4 M (-0.22 %)
Jun 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.12	12,478	488,152	1,425,655	1.4 M to 1.4 M (-0.87 %)
Jun 17 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.04	2,750	107,360	1,438,133	1.4 M to 1.4 M (-0.19 %)
Jun 17 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	41.09	100	4,109	1,440,883	1.4 M to 1.4 M (-0.01 %)
Jun 17 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	40.42	7,667	309,900	1,440,983	1.4 M to 1.4 M (-0.53 %)
Jun 17 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.26	14,428	566,443	1,448,650	1.5 M to 1.4 M (-0.99 %)
Jun 17 2020	CSTL	CASTLE BIOSCIENCES ...	Anderson Bonnie H	Director	Sell	S	40.00	6,000	240,000	24,723	30.7 K to 24.7 K (-19.53 %)
Jun 12 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.00	2,108	82,212	1,463,078	1.5 M to 1.5 M (-0.14 %)
Jun 10 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	38.39	1,138	43,688	1,617,348	1.6 M to 1.6 M (-0.07 %)
Jun 10 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	37.62	3,862	145,288	1,618,486	1.6 M to 1.6 M (-0.24 %)
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	Aspinall Mara G.	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	Cole G Bradley	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	Harrison Miles	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 08 2020	CSTL	CASTLE BIOSCIENCES ...	Anderson Bonnie H	Director	Option Exercise	A	37.50	8,000	300,000	8,000
Jun 05 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	37.79	727	27,476	886,078	886.8 K to 886.1 K (-0.08 %)
Jun 05 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	37.31	3,023	112,776	886,805	889.8 K to 886.8 K (-0.34 %)
Jun 05 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	38.30	13	498	889,828	889.8 K to 889.8 K (0.00 %)
Jun 05 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	37.74	1,087	41,020	889,841	890.9 K to 889.8 K (-0.12 %)
Jun 05 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	36.71	2,650	97,276	890,928	893.6 K to 890.9 K (-0.30 %)
Jun 04 2020	CSTL	CASTLE BIOSCIENCES ...	Spiess Bernhard E.	Chief Business Offi ...	Sell	S	38.94	400	15,576	125,626	126 K to 125.6 K (-0.32 %)
Jun 04 2020	CSTL	CASTLE BIOSCIENCES ...	Spiess Bernhard E.	Chief Business Offi ...	Sell	S	38.18	31,833	1,215,384	126,026	157.9 K to 126 K (-20.17 %)
Jun 04 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.01	4,362	170,162	1,465,186	1.5 M to 1.5 M (-0.30 %)
Jun 01 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.30	300	11,790	1,618,364	1.6 M to 1.6 M (-0.02 %)
Jun 01 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.73	13,846	536,256	1,618,664	1.6 M to 1.6 M (-0.85 %)
Jun 01 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.82	1,374	51,965	1,632,510	1.6 M to 1.6 M (-0.08 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	38.04	444	16,890	1,622,348	1.6 M to 1.6 M (-0.03 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	37.10	2,556	94,828	1,622,792	1.6 M to 1.6 M (-0.16 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	36.01	2,000	72,020	1,625,348	1.6 M to 1.6 M (-0.12 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.17	1,884	71,912	1,633,884	1.6 M to 1.6 M (-0.12 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.38	10,630	397,349	1,635,768	1.6 M to 1.6 M (-0.65 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.19	4,797	187,994	1,646,398	1.7 M to 1.6 M (-0.29 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.72	16,924	655,297	1,651,195	1.7 M to 1.7 M (-1.01 %)
May 28 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.28	2,099	78,251	1,668,119	1.7 M to 1.7 M (-0.13 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Monzon Federico A.	Chief Medical Offic ...	Option Exercise	M	1.92	20,000	38,400	51,584
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Monzon Federico A.	Chief Medical Offic ...	Buy	M	1.92	20,000	38,400	31,459	11.5 K to 31.5 K (+174.54 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	37.53	1,011	37,943	1,627,348	1.6 M to 1.6 M (-0.06 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	36.83	3,989	146,915	1,628,359	1.6 M to 1.6 M (-0.24 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.20	871	33,272	1,670,218	1.7 M to 1.7 M (-0.05 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.26	10,325	384,710	1,671,089	1.7 M to 1.7 M (-0.61 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.33	800	30,664	1,681,414	1.7 M to 1.7 M (-0.05 %)
May 26 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.34	10,622	396,625	1,682,214	1.7 M to 1.7 M (-0.63 %)
May 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	37.43	2,251	84,250	893,578	895.8 K to 893.6 K (-0.25 %)
May 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	36.88	1,499	55,285	895,829	897.3 K to 895.8 K (-0.17 %)
May 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	37.25	1,651	61,493	897,328	899 K to 897.3 K (-0.18 %)
May 22 2020	CSTL	CASTLE BIOSCIENCES ...	BRADBURY DANIEL	Director	Sell	S	36.84	9,599	353,646	898,979	908.6 K to 899 K (-1.06 %)
May 21 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.10	10,084	374,116	1,692,836	1.7 M to 1.7 M (-0.59 %)
May 21 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.03	900	33,327	1,702,920	1.7 M to 1.7 M (-0.05 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.00	100	3,900	1,703,820	1.7 M to 1.7 M (-0.01 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.40	4,901	188,198	1,703,920	1.7 M to 1.7 M (-0.29 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.65	5,199	195,742	1,708,821	1.7 M to 1.7 M (-0.30 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.28	8,117	302,602	1,714,020	1.7 M to 1.7 M (-0.47 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	36.39	13,799	502,146	1,722,137	1.7 M to 1.7 M (-0.79 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	39.00	100	3,900	1,703,820	1.7 M to 1.7 M (-0.01 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	38.40	4,901	188,198	1,703,920	1.7 M to 1.7 M (-0.29 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.65	5,199	195,742	1,708,821	1.7 M to 1.7 M (-0.30 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.28	8,117	302,602	1,714,020	1.7 M to 1.7 M (-0.47 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	36.39	13,799	502,146	1,722,137	1.7 M to 1.7 M (-0.79 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	MGC Venture Partners 2013 GP, ...	10% Owner	Sell	S	37.28	8,117	302,602	1,464,020	1.5 M to 1.5 M (-0.55 %)
May 19 2020	CSTL	CASTLE BIOSCIENCES ...	MGC Venture Partners 2013 GP, ...	10% Owner	Sell	S	36.39	13,799	502,146	1,472,137	1.5 M to 1.5 M (-0.93 %)
May 18 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Sell	S	32.58	10,000	325,800	1,632,348	1.6 M to 1.6 M (-0.61 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	MGC Venture Partners 2013 GP, ...	10% Owner	Sell	S	36.08	1,131	40,806	1,485,936	1.5 M to 1.5 M (-0.08 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	MGC Venture Partners 2013 GP, ...	10% Owner	Sell	S	37.46	4,601	172,353	1,487,067	1.5 M to 1.5 M (-0.31 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	MGC Venture Partners 2013 GP, ...	10% Owner	Sell	S	36.61	5,187	189,896	1,491,668	1.5 M to 1.5 M (-0.35 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	36.08	1,131	40,806	1,735,936	1.7 M to 1.7 M (-0.07 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	37.46	4,601	172,353	1,737,067	1.7 M to 1.7 M (-0.26 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	Cook Joseph C. III	Director	Sell	S	36.61	5,187	189,896	1,741,668	1.7 M to 1.7 M (-0.30 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	35.47	100,000	3,547,370	1,433,577	1.5 M to 1.4 M (-6.52 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	34.25	100,000	3,425,370	1,533,577	1.6 M to 1.5 M (-6.12 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	KABAKOFF DAVID S	Director	Sell	S	33.04	50,000	1,651,850	1,633,577	1.7 M to 1.6 M (-2.97 %)
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Option Exercise	M	1.92	65,627	126,004	0
May 14 2020	CSTL	CASTLE BIOSCIENCES ...	MAETZOLD DEREK J	Pres. & Chief Exec. ...	Buy	M	1.92	65,627	126,004	1,642,348	1.6 M to 1.6 M (+4.16 %)

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