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CSTL Insider Trading

Insider Trading Chart
Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 7.30%

Insider Buying (Last 12 Months): $49,746.20

Insider Selling (Last 12 Months): $2,130,892.90

Castle Biosciences Insider Trading History Chart

Castle Biosciences Share Price & Price History

^$22.16

▲ +0.6 (2.78%)

As of 03/23/2023 01:00 AM ET

Days: 30 | 90 | 365

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Castle Biosciences Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
3/6/2023	Derek J Maetzold	Insider	Sell	2,792	$24.71	$68,990.32	163,149
3/2/2023	Daniel Bradbury	Director	Sell	11,349	$23.30	$264,431.70	90,510
1/3/2023	Daniel Bradbury	Director	Sell	7,704	$22.89	$176,344.56	199,539
1/3/2023	Derek J Maetzold	Insider	Sell	3,833	$22.90	$87,775.70	301,529
12/19/2022	Derek J Maetzold	Insider	Sell	3,833	$23.07	$88,427.31	305,362
12/5/2022	Derek J Maetzold	Insider	Sell	3,833	$24.79	$95,020.07	294,723
11/29/2022	Tiffany Olson	Director	Buy	1,162	$21.50	$24,983.00	2,968
11/21/2022	Derek J Maetzold	Insider	Sell	2,869	$20.84	$59,789.96	289,520
10/24/2022	Derek J Maetzold	Insider	Sell	3,483	$20.41	$71,088.03	296,572
10/11/2022	Derek J Maetzold	Insider	Sell	560	$24.05	$13,468.00	27,342
10/4/2022	Derek J Maetzold	Insider	Sell	541	$30.03	$16,246.23	303,889
10/3/2022	Daniel Bradbury	Director	Sell	7,704	$27.17	$209,317.68	222,651
9/26/2022	Derek J Maetzold	Insider	Sell	2,188	$23.93	$52,358.84	306,075
9/12/2022	Derek J Maetzold	Insider	Sell	2,994	$29.56	$88,502.64	309,120
8/29/2022	Derek J Maetzold	Insider	Sell	4,118	$29.56	$121,728.08	312,414
8/16/2022	Derek J Maetzold	Insider	Sell	36	$32.83	$1,181.88	28,958
8/3/2022	Derek J Maetzold	Insider	Sell	42	$30.03	$1,261.26	328,661
8/1/2022	Daniel Bradbury	Director	Sell	7,704	$27.47	$211,628.88	238,059
8/1/2022	Derek J Maetzold	Insider	Sell	3,723	$27.44	$102,159.12	328,814
5/12/2022	Tiffany Olson	Director	Buy	1,320	$18.76	$24,763.20	1,806
3/29/2022	Daniel Bradbury	Director	Sell	8,852	$45.32	$401,172.64
3/14/2022	Daniel Bradbury	Director	Sell	8,852	$38.21	$338,234.92
2/22/2022	Daniel Bradbury	Director	Sell	8,852	$39.02	$345,405.04
2/9/2022	Daniel Bradbury	Director	Sell	8,852	$46.53	$411,883.56
1/24/2022	Daniel Bradbury	Director	Sell	14,631	$35.42	$518,230.02
1/20/2022	Daniel Bradbury	Director	Sell	15,604	$35.26	$550,197.04
1/18/2022	Daniel Bradbury	Director	Sell	2,470	$35.30	$87,191.00
1/4/2022	Daniel Bradbury	Director	Sell	16,353	$43.58	$712,663.74
11/9/2021	Derek J Maetzold	Insider	Sell	2,500	$56.66	$141,650.00
11/8/2021	Daniel Bradbury	Director	Sell	5,554	$61.21	$339,960.34
11/4/2021	Daniel Bradbury	Director	Sell	4,446	$61.05	$271,428.30
10/21/2021	Daniel Bradbury	Director	Sell	5,000	$62.94	$314,700.00
10/21/2021	Derek J Maetzold	Insider	Sell	2,500	$62.95	$157,375.00
10/19/2021	Derek J Maetzold	Insider	Sell	2,500	$67.27	$168,175.00
10/6/2021	Derek J Maetzold	Insider	Sell	2,500	$63.74	$159,350.00
10/4/2021	Daniel Bradbury	Director	Sell	5,000	$60.93	$304,650.00
10/4/2021	Derek J Maetzold	Insider	Sell	2,500	$60.85	$152,125.00
9/30/2021	Derek J Maetzold	Insider	Sell	10,000	$65.92	$659,200.00
9/28/2021	Derek J Maetzold	Insider	Sell	2,500	$66.88	$167,200.00
9/27/2021	Kristen M. Oelschlager	COO	Sell	10,000	$71.02	$710,200.00
9/21/2021	Daniel Bradbury	Director	Sell	5,000	$73.95	$369,750.00
9/14/2021	Derek J. Maetzold	Insider	Sell	3,333	$74.38	$247,908.54	345,018
9/2/2021	Bernhard E. Spiess	Insider	Sell	15,401	$75.78	$1,167,087.78
8/31/2021	Derek J. Maetzold	Insider	Sell	10,000	$75.70	$757,000.00	355,124
8/17/2021	Daniel Bradbury	Director	Sell	644	$60.02	$38,652.88
8/17/2021	Derek J Maetzold	Insider	Sell	5,510	$59.01	$325,145.10
8/3/2021	Daniel Bradbury	Director	Sell	5,000	$69.62	$348,100.00
8/3/2021	Derek J Maetzold	Insider	Sell	4,020	$70.35	$282,807.00
7/26/2021	Daniel Bradbury	Director	Sell	5,000	$66.78	$333,900.00
7/21/2021	Derek J Maetzold	Insider	Sell	10,000	$68.06	$680,600.00	413,893
7/21/2021	Derek J Maetzold	Insider	Sell	10,000	$68.06	$680,600.00
7/19/2021	Derek J Maetzold	Insider	Sell	10,000	$64.62	$646,200.00
7/9/2021	Derek J Maetzold	Insider	Sell	10,000	$72.56	$725,600.00
7/8/2021	Daniel Bradbury	Director	Sell	5,000	$69.56	$347,800.00
7/7/2021	Derek J Maetzold	Insider	Sell	10,000	$70.04	$700,400.00
6/24/2021	Derek J Maetzold	Insider	Sell	10,000	$74.93	$749,300.00	468,118
6/22/2021	Derek J. Maetzold	Insider	Sell	10,000	$74.56	$745,600.00	491,005
6/17/2021	David S. Kabakoff	Director	Sell	30,000	$75.07	$2,252,100.00
6/17/2021	Tobin W Juvenal	Insider	Sell	10,000	$75.40	$754,000.00	8,090
6/16/2021	Frank Stokes	CFO	Sell	2,127	$73.07	$155,419.89
6/8/2021	Derek J Maetzold	Insider	Sell	10,000	$70.18	$701,800.00	523,904
5/27/2021	Derek J Maetzold	Insider	Sell	4,034	$58.73	$236,916.82	540,489
5/25/2021	Derek J Maetzold	Insider	Sell	8,599	$60.50	$520,239.50	546,020
5/20/2021	Derek J Maetzold	Insider	Sell	1,300	$60.47	$78,611.00	554,619
5/13/2021	Derek J Maetzold	Insider	Sell	3,333	$50.71	$169,016.43	558,466
4/28/2021	Derek J Maetzold	Insider	Sell	14,374	$68.48	$984,331.52	576,626
4/26/2021	Derek J. Maetzold	Insider	Sell	14,374	$69.17	$994,249.58	602,541
4/22/2021	Daniel Bradbury	Director	Sell	15,000	$63.69	$955,350.00
4/13/2021	Derek J Maetzold	Insider	Sell	14,374	$67.94	$976,569.56	649,001
4/7/2021	Daniel Bradbury	Director	Sell	15,000	$72.81	$1,092,150.00
4/5/2021	David S. Kabakoff	Director	Sell	70,000	$72.20	$5,054,000.00
3/31/2021	David S. Kabakoff	Director	Sell	30,000	$67.76	$2,032,800.00
3/29/2021	Derek J Maetzold	Insider	Sell	12,974	$58.94	$764,687.56	690,410
3/26/2021	Derek J Maetzold	Insider	Sell	13,275	$60.45	$802,473.75	690,410
3/24/2021	Daniel Bradbury	Director	Sell	7,500	$63.09	$473,175.00
3/22/2021	David S. Kabakoff	Director	Sell	10,000	$67.12	$671,200.00
3/19/2021	David S. Kabakoff	Director	Sell	10,000	$66.17	$661,700.00
3/16/2021	David S. Kabakoff	Director	Sell	120,000	$63.74	$7,648,800.00
3/12/2021	Derek J Maetzold	Insider	Sell	14,375	$64.30	$924,312.50	705,397
3/10/2021	Derek J Maetzold	Insider	Sell	14,375	$65.08	$935,525.00	735,325
2/23/2021	Daniel Bradbury	Director	Sell	7,500	$79.63	$597,225.00
2/10/2021	Daniel Bradbury	Director	Sell	15,000	$95.35	$1,430,250.00
2/9/2021	Derek J Maetzold	Insider	Sell	28,750	$95.21	$2,737,287.50
1/27/2021	Derek J Maetzold	Insider	Sell	14,377	$66.08	$950,032.16	862,513
1/25/2021	Daniel Bradbury	Director	Sell	7,500	$76.94	$577,050.00
1/14/2021	Derek J Maetzold	Insider	Sell	28,754	$74.83	$2,151,661.82	910,618
1/12/2021	Daniel Bradbury	Director	Sell	12,113	$78.29	$948,326.77
1/12/2021	Frank Stokes	CFO	Sell	7,500	$78.14	$586,050.00	11,386
12/29/2020	Daniel Bradbury	Director	Sell	30,000	$69.69	$2,090,700.00
12/29/2020	Derek J Maetzold	Insider	Sell	15,000	$66.45	$996,750.00	1,282,631
12/16/2020	Derek J Maetzold	Insider	Sell	6,250	$66.22	$413,875.00	1,305,702
12/10/2020	Derek J Maetzold	Insider	Sell	15,000	$58.93	$883,950.00	1,335,302
12/10/2020	Joseph C Cook III	Director	Sell	78,265	$58.35	$4,566,762.75	142,178
12/8/2020	Joseph C Cook III	Director	Sell	47,176	$56.20	$2,651,291.20	142,178
12/4/2020	Derek J Maetzold	Insider	Sell	18,750	$51.05	$957,187.50	1,353,452
12/2/2020	Derek J Maetzold	Insider	Sell	6,250	$50.08	$313,000.00	1,353,452
11/18/2020	Derek J Maetzold	Insider	Sell	18,750	$48.82	$915,375.00
11/13/2020	Frank Stokes	CFO	Sell	26,000	$50.87	$1,322,620.00
11/5/2020	Derek J Maetzold	Insider	Sell	18,750	$49.63	$930,562.50	1,408,748
11/3/2020	Derek J Maetzold	Insider	Sell	6,250	$47.52	$297,000.00	1,408,748
10/28/2020	Derek J Maetzold	Insider	Sell	1,200	$49.54	$59,448.00	1,412,248
10/20/2020	Daniel Bradbury	Director	Sell	11,750	$49.70	$583,975.00
10/20/2020	Derek J Maetzold	Insider	Sell	1,000	$49.65	$49,650.00	1,414,448
10/14/2020	Joseph C Cook III	Director	Sell	6,475	$54.58	$353,405.50	192,502
10/13/2020	Frank Stokes	CFO	Sell	13,000	$54.79	$712,270.00	14,886
10/12/2020	Joseph C Cook III	Director	Sell	19,676	$54.84	$1,079,031.84	192,502
10/9/2020	David S. Kabakoff	Director	Sell	50,000	$54.20	$2,710,000.00
10/5/2020	David S. Kabakoff	Director	Sell	25,000	$52.09	$1,302,250.00
10/2/2020	Derek J Maetzold	Insider	Sell	18,640	$51.64	$962,569.60
10/2/2020	Mara G Aspinall	Director	Sell	2,500	$52.48	$131,200.00
9/22/2020	Derek J Maetzold	Insider	Sell	36,160	$51.46	$1,860,793.60	1,461,611
9/16/2020	Daniel Bradbury	Director	Sell	3,750	$48.38	$181,425.00
9/15/2020	Frank Stokes	CFO	Sell	26,000	$49.52	$1,287,520.00
9/10/2020	Derek J Maetzold	Insider	Sell	41,924	$49.49	$2,074,818.76	1,516,833
9/8/2020	Bernhard E. Spiess	Insider	Sell	14,888	$49.00	$729,512.00	51,747
9/8/2020	Joseph C Cook III	Director	Sell	69,265	$48.30	$3,345,499.50	212,178
9/4/2020	Bernhard E. Spiess	Insider	Sell	25,112	$47.41	$1,190,559.92
9/4/2020	Joseph C Cook III	Director	Sell	61,838	$46.93	$2,902,057.34	212,178
9/2/2020	Daniel Bradbury	Director	Sell	7,500	$45.66	$342,450.00
8/31/2020	Joseph C Cook III	Director	Sell	8,228	$45.84	$377,171.52	212,178
8/28/2020	Joseph C Cook III	Director	Sell	71,940	$46.03	$3,311,398.20
8/26/2020	Joseph C Cook III	Director	Sell	5,049	$45.85	$231,496.65	212,178
8/24/2020	Joseph C Cook III	Director	Sell	8,877	$45.90	$407,454.30	212,178
8/20/2020	Joseph C Cook III	Director	Sell	17,369	$45.84	$796,194.96	212,178
8/18/2020	Daniel Bradbury	Director	Sell	3,750	$43.18	$161,925.00
8/13/2020	Derek J Maetzold	Insider	Sell	13,500	$41.23	$556,605.00
8/6/2020	Daniel Bradbury	Director	Sell	3,750	$41.34	$155,025.00
8/5/2020	Derek J Maetzold	Insider	Sell	5,000	$41.67	$208,350.00	1,572,348
7/21/2020	Daniel Bradbury	Director	Sell	3,750	$41.81	$156,787.50
7/21/2020	Derek J Maetzold	Insider	Sell	7,000	$41.97	$293,790.00	1,587,718
7/17/2020	David S. Kabakoff	Director	Sell	25,000	$43.04	$1,076,000.00
7/15/2020	Derek J Maetzold	Insider	Sell	28,000	$41.96	$1,174,880.00	1,604,223
7/8/2020	Daniel Bradbury	Director	Sell	7,500	$41.08	$308,100.00
6/24/2020	Joseph C Cook III	Director	Sell	100	$43.11	$4,311.00	212,178
6/22/2020	David S. Kabakoff	Director	Sell	175,000	$40.50	$7,087,500.00	212,178
6/18/2020	Joseph C Cook III	Director	Sell	73,944	$41.71	$3,084,204.24	212,178
6/15/2020	Joseph C Cook III	Director	Sell	22,195	$39.67	$880,475.65	212,178
6/10/2020	Joseph C Cook III	Director	Sell	2,108	$39.00	$82,212.00	212,178
6/3/2020	Daniel Bradbury	Director	Sell	3,750	$37.01	$138,787.50
5/28/2020	Joseph C Cook III	Director	Sell	15,520	$38.66	$600,003.20	208,053
5/27/2020	Derek J Maetzold	Insider	Sell	5,000	$36.75	$183,750.00	1,625,348
5/26/2020	Joseph C Cook III	Director	Sell	23,820	$38.69	$921,595.80	208,053
5/22/2020	Derek J Maetzold	Insider	Sell	5,000	$36.97	$184,850.00	1,628,359
5/21/2020	Daniel Bradbury	Director	Sell	3,750	$37.21	$139,537.50	208,053
5/19/2020	Joseph C Cook III	Director	Sell	900	$37.03	$33,327.00	208,053
5/12/2020	Sofinnova Healthquest Partners	Major Shareholder	Sell	250,000	$34.50	$8,625,000.00
4/30/2020	Bonnie H Anderson	Director	Sell	3,000	$30.25	$90,750.00

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SEC Filings (Institutional Ownership Changes) for Castle Biosciences (NASDAQ:CSTL)

82.43% of Castle Biosciences stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Castle Biosciences Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
3/24/2023	Palisade Capital Management LP	551,095	$12.97M	0.3%	-5.0%	2.073%
2/28/2023	Voya Investment Management LLC	104,643	$2.46M	0.0%	+60.9%	0.397%
2/15/2023	Public Employees Retirement System of Ohio	66,705	$1.57M	0.0%	-15.3%	0.253%
2/15/2023	Capital Impact Advisors LLC	15,452	$0.36M	0.4%	+6.9%	0.059%
2/15/2023	Lazard Asset Management LLC	2,183	$51K	0.0%	-46.7%	0.008%
2/15/2023	Susquehanna Fundamental Investments LLC	8,547	$0.20M	0.0%	N/A	0.032%
2/15/2023	Schonfeld Strategic Advisors LLC	57,459	$1.35M	0.0%	-65.5%	0.218%
2/15/2023	Squarepoint Ops LLC	13,698	$0.32M	0.0%	-75.1%	0.052%
2/15/2023	Stonepine Capital Management LLC	178,240	$4.20M	1.8%	N/A	0.676%
2/15/2023	Millennium Management LLC	913,375	$21.50M	0.0%	-9.8%	3.466%
2/15/2023	Morgan Stanley	58,318	$1.37M	0.0%	-70.2%	0.221%
2/15/2023	Norges Bank	131,200	$3.09M	0.0%	N/A	0.498%
2/15/2023	First Light Asset Management LLC	161,604	$3.80M	0.4%	-1.0%	0.613%
2/15/2023	Algert Global LLC	68,852	$1.62M	0.1%	+37.9%	0.261%
2/14/2023	Point72 Asset Management L.P.	201,381	$4.74M	0.0%	N/A	0.764%
2/14/2023	Price T Rowe Associates Inc. MD	14,981	$0.35M	0.0%	-9.7%	0.057%
2/14/2023	Putnam Investments LLC	8,717	$0.21M	0.0%	N/A	0.033%
2/14/2023	Two Sigma Investments LP	53,945	$1.27M	0.0%	-55.6%	0.205%
2/14/2023	Granahan Investment Management LLC	1,044,328	$24.58M	0.8%	+37.0%	3.963%
2/14/2023	Palisade Capital Management LLC NJ	551,095	$12.97M	0.3%	-5.0%	2.091%
2/14/2023	Engineers Gate Manager LP	39,529	$0.93M	0.1%	+314.5%	0.150%
2/14/2023	Townsquare Capital LLC	12,160	$0.29M	0.0%	N/A	0.046%
2/14/2023	Portolan Capital Management LLC	583,716	$13.74M	1.4%	+94.2%	2.215%
2/13/2023	First Republic Investment Management Inc.	10,139	$0.24M	0.0%	-13.8%	0.038%
2/13/2023	Charles Schwab Investment Management Inc.	184,536	$4.34M	0.0%	+3.9%	0.700%
2/13/2023	Advisors Capital Management LLC	31,211	$0.74M	0.0%	+16.0%	0.118%
2/13/2023	Wells Fargo & Company MN	24,081	$0.57M	0.0%	+487.1%	0.091%
2/13/2023	Barclays PLC	6,588	$0.16M	0.0%	-73.9%	0.025%
2/13/2023	Renaissance Technologies LLC	22,100	$0.52M	0.0%	+30.0%	0.084%
2/13/2023	Credit Suisse AG	23,172	$0.55M	0.0%	+45.4%	0.088%
2/13/2023	Geode Capital Management LLC	465,667	$10.96M	0.0%	+4.5%	1.767%
2/13/2023	GSA Capital Partners LLP	26,896	$0.63M	0.1%	-58.8%	0.102%
2/13/2023	JPMorgan Chase & Co.	35,398	$0.83M	0.0%	+7.4%	0.134%
2/10/2023	Bank of America Corp DE	48,957	$1.15M	0.0%	-60.9%	0.186%
2/10/2023	Assetmark Inc.	1,500	$35K	0.0%	+215.8%	0.006%
2/10/2023	GW&K Investment Management LLC	479,659	$11.29M	0.1%	-4.8%	1.820%
2/10/2023	Connor Clark & Lunn Investment Management Ltd.	28,144	$0.66M	0.0%	+21.9%	0.107%
2/10/2023	Isthmus Partners LLC	57,812	$1.36M	0.2%	+2.1%	0.219%
2/10/2023	PNC Financial Services Group Inc.	2,750	$65K	0.0%	-26.4%	0.010%
2/10/2023	Ten Capital Wealth Advisors LLC	1,376	$32K	0.0%	N/A	0.005%
2/9/2023	Dimensional Fund Advisors LP	323,686	$7.62M	0.0%	+35.7%	1.228%
2/9/2023	Principal Financial Group Inc.	910,820	$21.44M	0.0%	+109.0%	3.457%
2/9/2023	Premier Fund Managers Ltd	38,502	$0.89M	0.0%	-26.4%	0.146%
2/9/2023	Citigroup Inc.	3,472	$82K	0.0%	-96.0%	0.013%
2/8/2023	UBS Group AG	10,485	$0.25M	0.0%	+47.0%	0.040%
2/8/2023	Premier Fund Managers Ltd	13,300	$0.97M	0.0%	-74.6%	0.050%
2/8/2023	Pictet & Cie Europe SA	12,618	$0.30M	0.0%	-20.9%	0.048%
2/8/2023	Cambridge Investment Research Advisors Inc.	12,501	$0.29M	0.0%	-3.9%	0.047%
2/8/2023	Swiss National Bank	53,900	$1.27M	0.0%	+1.9%	0.205%
2/7/2023	State Board of Administration of Florida Retirement System	10,954	$0.26M	0.0%	-33.5%	0.042%
2/6/2023	Brinker Capital Investments LLC	32,824	$0.77M	0.0%	-10.0%	0.125%
2/6/2023	Banque Pictet & Cie SA	204,417	$4.81M	0.1%	-17.5%	0.776%
2/3/2023	Essex Investment Management Co. LLC	453,317	$10.67M	1.7%	+3.8%	1.720%
2/2/2023	Kornitzer Capital Management Inc. KS	716,244	$16.86M	0.3%	+14.7%	2.718%
2/2/2023	Monarch Partners Asset Management LLC	170,195	$4.01M	1.2%	-9.8%	0.646%
2/1/2023	Legato Capital Management LLC	18,496	$0.44M	0.1%	N/A	0.070%
1/30/2023	New York State Common Retirement Fund	214,478	$5.05M	0.0%	+4.5%	0.814%
1/30/2023	Versor Investments LP	11,275	$0.27M	0.0%	+25.0%	0.043%
1/25/2023	Stephens Inc. AR	53,632	$1.26M	0.0%	+19.8%	0.204%
1/23/2023	Allspring Global Investments Holdings LLC	352,830	$8.31M	0.0%	+0.2%	1.339%
12/8/2022	Bank of New York Mellon Corp	81,018	$2.11M	0.0%	+13.7%	0.307%
11/22/2022	Capital Impact Advisors LLC	14,455	$0.29M	0.3%	+3.5%	0.055%
11/16/2022	Advisors Capital Management LLC	26,895	$0.61M	0.0%	+6.7%	0.102%
11/16/2022	Baird Financial Group Inc.	12,349	$0.32M	0.0%	-10.2%	0.047%
11/15/2022	Alliancebernstein L.P.	22,500	$0.59M	0.0%	-48.5%	0.085%
11/15/2022	State Street Corp	497,925	$12.99M	0.0%	-1.3%	1.890%
11/15/2022	Public Employees Retirement System of Ohio	78,775	$2.05M	0.0%	-10.7%	0.299%
11/15/2022	Algert Global LLC	49,932	$1.30M	0.1%	N/A	0.189%
11/15/2022	Two Sigma Advisers LP	153,400	$4M	0.0%	-1.2%	0.582%
11/15/2022	Two Sigma Investments LP	121,548	$3.17M	0.0%	-18.7%	0.461%
11/15/2022	Trexquant Investment LP	31,616	$0.83M	0.0%	N/A	0.120%
11/15/2022	UBS Asset Management Americas Inc.	146,346	$3.82M	0.0%	-6.9%	0.555%
11/15/2022	Vanguard Group Inc.	1,250,733	$32.62M	0.0%	+3.3%	4.746%
11/15/2022	Palisade Capital Management LLC NJ	579,944	$15.13M	0.4%	+0.2%	2.201%
11/15/2022	Price T Rowe Associates Inc. MD	16,596	$0.43M	0.0%	+21.7%	0.063%
11/15/2022	Portolan Capital Management LLC	300,590	$7.84M	0.8%	+94.0%	1.141%
11/15/2022	Essex Investment Management Co. LLC	436,635	$11.39M	1.8%	+4.5%	1.657%
11/15/2022	Engineers Gate Manager LP	9,537	$0.25M	0.0%	-91.2%	0.036%
11/15/2022	Ensign Peak Advisors Inc	3,090	$81K	0.0%	+247.2%	0.012%
11/15/2022	First Light Asset Management LLC	163,224	$4.26M	0.4%	N/A	0.619%
11/15/2022	Bank of New York Mellon Corp	81,018	$2.11M	0.0%	+13.7%	0.307%
11/15/2022	Bellevue Group AG	941,871	$24.56M	0.4%	+0.1%	3.574%
11/15/2022	BlackRock Inc.	2,041,824	$53.25M	0.0%	+0.9%	7.749%
11/14/2022	Macquarie Group Ltd.	850	$35K	0.0%	-35.9%	0.003%
11/14/2022	Segall Bryant & Hamill LLC	202,344	$5.28M	0.1%	+2.0%	0.768%
11/14/2022	Royal Bank of Canada	3,107	$81K	0.0%	-40.2%	0.012%
11/14/2022	RTW Investments LP	516,995	$13.48M	0.3%	-43.4%	1.962%
11/14/2022	Tudor Investment Corp Et Al	14,238	$0.37M	0.0%	N/A	0.054%
11/14/2022	Point72 Hong Kong Ltd	1,168	$30K	0.0%	+827.0%	0.004%
11/14/2022	Cubist Systematic Strategies LLC	53,593	$1.40M	0.0%	-60.9%	0.203%
11/14/2022	Lazard Asset Management LLC	4,093	$0.11M	0.0%	+25.1%	0.016%
11/14/2022	Nuveen Asset Management LLC	110,675	$2.89M	0.0%	-1.8%	0.420%
11/14/2022	Altium Capital Management LP	60,000	$1.57M	0.6%	N/A	0.228%
11/10/2022	Connor Clark & Lunn Investment Management Ltd.	23,091	$0.60M	0.0%	+18.6%	0.088%
11/10/2022	Knights of Columbus Asset Advisors LLC	26,064	$0.68M	0.1%	+14.0%	0.099%
11/10/2022	Dimensional Fund Advisors LP	238,488	$6.22M	0.0%	+24.2%	0.905%
11/10/2022	Tower Research Capital LLC TRC	1,821	$47K	0.0%	+61.2%	0.007%
11/10/2022	UBS Group AG	7,131	$0.19M	0.0%	-56.0%	0.027%
11/9/2022	First Horizon Advisors Inc.	7,228	$0.19M	0.0%	+1,223.8%	0.027%
11/8/2022	State Board of Administration of Florida Retirement System	16,464	$0.43M	0.0%	-21.8%	0.062%

Data available starting January 2016

Castle Biosciences, Inc. is a commercial-stage dermatological cancer company, which engages in the provision of genomic information for physicians and patients. The firm offers DecisionDx-Melanoma, a proprietary multi-gene expression profile (GEP) test that predicts the risk of metastasis and recurrence for patients diagnosed with invasive cutaneous melanoma. It also markets DecisionDx-UM, Decision Dx DiffDx-Melanoma, DecisonDx-CMSeq, DecisionDx-SCC, DecsionDx-UMSeq, and DecisonDX-PRAME. The company was founded by Derek J. Maetzold in September 2007 and is headquartered in Friendswood, TX.

Today's Range

Now: $22.16

$21.61

$22.64

50 Day Range

MA: $24.84

$19.47

$28.49

52 Week Range

Now: $22.16

$15.58

$47.27

Volume

135,290 shs

Average Volume

199,634 shs

Market Capitalization

$589.01 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.05

Who are the company insiders with the largest holdings of Castle Biosciences?: Castle Biosciences' top insider shareholders include:
Derek J Maetzold (Insider)
Derek J Maetzold (Insider)
Daniel Bradbury (Director)
Tobin W Juvenal (Insider)
Tiffany Olson (Director)
Adam Jay Sussman (Director)
Bernhard E Spiess (Insider)
David S Kabakoff (Director)
Frank Stokes (CFO)
Jeffrey E Eberwein (CEO)
Kristen M Oelschlager (COO)
Learn More about top insider investors at Castle Biosciences.
Who are the major institutional investors of Castle Biosciences?: Castle Biosciences' top institutional shareholders include:
Granahan Investment Management LLC — 3.96%
Millennium Management LLC — 3.47%
Principal Financial Group Inc. — 3.46%
Kornitzer Capital Management Inc. KS — 2.72%
Portolan Capital Management LLC — 2.22%
Palisade Capital Management LLC NJ — 2.09%
Learn More about top institutional investors of Castle Biosciences stock.
Which major investors are selling Castle Biosciences stock?: During the last quarter, CSTL stock was sold by these institutional investors:
Morgan Stanley
Schonfeld Strategic Advisors LLC
Millennium Management LLC
Citigroup Inc.
Bank of America Corp DE
Two Sigma Investments LP
Banque Pictet & Cie SA
Squarepoint Ops LLC
During the previous year, company insiders that have sold Castle Biosciences company stock include:
Derek J Maetzold (Insider)
Derek J Maetzold (Insider)
Learn More investors selling Castle Biosciences stock.
Which major investors are buying Castle Biosciences stock?: During the last quarter, CSTL stock was purchased by institutional investors including:
Principal Financial Group Inc.
Portolan Capital Management LLC
Granahan Investment Management LLC
Point72 Asset Management L.P.
Stonepine Capital Management LLC
Norges Bank
Kornitzer Capital Management Inc. KS
Dimensional Fund Advisors LP
In the previous year, these company insiders have bought Castle Biosciences stock:
Derek J Maetzold (Insider)
Derek J Maetzold (Insider)
Learn More investors buying Castle Biosciences stock.

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CSTL Insider Trading

Castle Biosciences Insider Trading History Chart

Castle Biosciences Share Price & Price History

Castle Biosciences Insider Trading History

SEC Filings (Institutional Ownership Changes) for Castle Biosciences (NASDAQ:CSTL)

Institutional Buying and Selling by Quarter

Castle Biosciences Institutional Trading History

Today's Range

50 Day Range

52 Week Range

Volume

Average Volume

Market Capitalization

P/E Ratio

Dividend Yield

Beta

Who are the company insiders with the largest holdings of Castle Biosciences?

Who are the major institutional investors of Castle Biosciences?

Which major investors are selling Castle Biosciences stock?

Which major investors are buying Castle Biosciences stock?