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CSTL Insider Trading (Castle Biosciences)

Insider Trading Chart
Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 39.70%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $65,070,292.75

Castle Biosciences Insider Trading History Chart

Castle Biosciences Share Price & Price History

^$41.43

▼ -0.49 (-1.17%)

As of 12/3/2021 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
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
2/19/2020	David S. Kabakoff	Director	Sell	25,000	$32.03	$800,750.00
2/13/2020	David S. Kabakoff	Director	Sell	25,000	$32.01	$800,250.00
2/6/2020	Sofinnova Healthquest Partners	Major Shareholder	Sell	25,000	$31.03	$775,750.00
1/28/2020	Sofinnova Healthquest Partners	Major Shareholder	Sell	25,000	$30.02	$750,500.00
7/29/2019	David S. Kabakoff	Director	Buy	62,500	$16.00	$1,000,000.00
7/29/2019	Mgc Venture Partners 2013 Gp,	Major Shareholder	Buy	312,500	$16.00	$5,000,000.00

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

82.84% 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
11/24/2021	First Mercantile Trust Co.	4,650	$0.31M	0.0%	-7.0%	0.018%
11/19/2021	American International Group Inc.	11,662	$0.78M	0.0%	-2.3%	0.046%
11/18/2021	Bank of New York Mellon Corp	88,498	$5.89M	0.0%	+8.8%	0.350%
11/17/2021	ArrowMark Colorado Holdings LLC	51,233	$3.41M	0.0%	+0.8%	0.203%
11/17/2021	Altium Capital Management LP	72,500	$4.82M	1.1%	+5.1%	0.287%
11/16/2021	Schonfeld Strategic Advisors LLC	46,136	$3.07M	0.0%	+68.3%	0.182%
11/16/2021	Jane Street Group LLC	16,423	$1.09M	0.0%	N/A	0.065%
11/16/2021	Two Sigma Advisers LP	79,800	$5.31M	0.0%	+57.1%	0.315%
11/16/2021	Two Sigma Investments LP	72,966	$4.85M	0.0%	+69.9%	0.288%
11/16/2021	UBS Group AG	1,256	$83K	0.0%	+84.7%	0.005%
11/16/2021	Voloridge Investment Management LLC	18,169	$1.21M	0.0%	N/A	0.072%
11/16/2021	Millennium Management LLC	403,359	$26.82M	0.0%	N/A	1.594%
11/16/2021	Claybrook Capital LLC	10,026	$0.67M	0.3%	N/A	0.040%
11/15/2021	Point72 Asset Management L.P.	103,179	$6.86M	0.0%	N/A	0.408%
11/15/2021	Cubist Systematic Strategies LLC	6,628	$0.44M	0.0%	+15.8%	0.026%
11/15/2021	California State Teachers Retirement System	27,906	$1.86M	0.0%	-5.0%	0.110%
11/15/2021	RTW Investments LP	599,009	$39.83M	0.6%	-25.0%	2.368%
11/15/2021	Polar Asset Management Partners Inc.	95,504	$6.35M	0.1%	-16.2%	0.377%
11/15/2021	Royal Bank of Canada	3,027	$0.20M	0.0%	+70.5%	0.012%
11/15/2021	Morgan Stanley	69,822	$4.64M	0.0%	+47.1%	0.276%
11/15/2021	Invesco Ltd.	1,031,658	$68.61M	0.0%	-9.4%	4.078%
11/15/2021	Granahan Investment Management Inc. MA	450,980	$29.99M	0.6%	+1.4%	1.783%
11/15/2021	Polar Capital Holdings Plc	36,878	$2.45M	0.0%	+28.2%	0.146%
11/15/2021	Dark Forest Capital Management LP	9,727	$0.65M	0.2%	+172.2%	0.038%
11/15/2021	Dimensional Fund Advisors LP	54,317	$3.61M	0.0%	N/A	0.215%
11/15/2021	Martingale Asset Management L P	13,555	$0.90M	0.0%	+155.5%	0.054%
11/15/2021	Next Century Growth Investors LLC	275,442	$18.32M	1.6%	-2.3%	1.089%
11/15/2021	Madison Asset Management LLC	60,458	$4.02M	0.1%	-15.4%	0.239%
11/12/2021	OLD Mission Capital LLC	7,500	$0.50M	0.0%	N/A	0.030%
11/12/2021	Jump Financial LLC	5,700	$0.38M	0.0%	-16.2%	0.023%
11/12/2021	Wasatch Advisors Inc.	2,493,702	$165.83M	0.7%	-0.4%	9.857%
11/12/2021	Zevenbergen Capital Investments LLC	524,873	$34.90M	0.7%	-3.3%	2.086%
11/12/2021	Macquarie Group Ltd.	669,061	$44.49M	0.0%	+36.5%	2.658%
11/12/2021	The Manufacturers Life Insurance Company	10,725	$0.71M	0.0%	-10.3%	0.043%
11/12/2021	Advisory Research Inc.	12,368	$0.82M	0.1%	-37.4%	0.049%
11/12/2021	Credit Suisse AG	12,793	$0.85M	0.0%	+6.7%	0.051%
11/12/2021	Geode Capital Management LLC	365,368	$24.30M	0.0%	+7.4%	1.452%
11/12/2021	CastleArk Alternatives LLC	147,867	$9.83M	0.4%	N/A	0.588%
11/12/2021	Pictet & Cie Europe SA	8,624	$0.57M	0.0%	-8.1%	0.034%
11/10/2021	US Bancorp DE	13,590	$0.90M	0.0%	+295.2%	0.054%
11/10/2021	Goldman Sachs Group Inc.	227,514	$15.13M	0.0%	-32.0%	0.904%
11/10/2021	King Luther Capital Management Corp	89,090	$5.92M	0.0%	+5.8%	0.354%
11/10/2021	Handelsbanken Fonder AB	8,200	$0.55M	0.0%	+22.4%	0.033%
11/10/2021	Citigroup Inc.	15,628	$1.04M	0.0%	+14.0%	0.062%
11/10/2021	Pictet & Cie Europe SA	8,624	$0.57M	0.0%	-8.1%	0.034%
11/10/2021	Alliancebernstein L.P.	24,700	$1.64M	0.0%	-2.4%	0.098%
11/10/2021	Banque Pictet & Cie SA	26,003	$1.73M	0.0%	+12.8%	0.103%
11/9/2021	Nikko Asset Management Americas Inc.	527,922	$26.40M	0.1%	+18.6%	2.098%
11/9/2021	Teacher Retirement System of Texas	3,193	$0.21M	0.0%	N/A	0.013%
11/9/2021	Lord Abbett & CO. LLC	160,360	$10.66M	0.0%	+63.5%	0.637%
11/9/2021	Essex Investment Management Co. LLC	95,874	$6.38M	0.8%	-0.9%	0.381%
11/9/2021	Rice Hall James & Associates LLC	28,744	$1.91M	0.1%	-16.3%	0.114%
11/9/2021	BlackRock Inc.	1,756,008	$116.77M	0.0%	+3.8%	6.977%
11/9/2021	Principal Financial Group Inc.	169,816	$11.29M	0.0%	+0.6%	0.675%
11/9/2021	First Horizon Advisors Inc.	999	$57K	0.0%	+161.5%	0.004%
11/9/2021	M&G Investment Management Ltd.	95,351	$6.39M	0.0%	+4.0%	0.379%
11/9/2021	Valmark Advisers Inc.	9,024	$0.60M	0.0%	+2.6%	0.036%
11/8/2021	Pembroke Management LTD	433,679	$28.84M	2.2%	-3.8%	1.723%
11/8/2021	Swiss National Bank	44,300	$2.95M	0.0%	+1.4%	0.176%
11/8/2021	Trustcore Financial Services LLC	142,866	$9.50M	0.9%	-6.3%	0.568%
11/8/2021	Russell Investments Group Ltd.	88,774	$5.90M	0.0%	+14.0%	0.353%
11/5/2021	Moors & Cabot Inc.	15,750	$0.11M	0.0%	N/A	0.063%
11/5/2021	Truist Financial Corp	6,368	$0.42M	0.0%	-2.6%	0.025%
11/5/2021	Advisor Group Holdings Inc.	6,567	$0.44M	0.0%	+8.2%	0.026%
11/4/2021	Deutsche Bank AG	22,834	$1.52M	0.0%	+48.5%	0.091%
11/4/2021	Monarch Partners Asset Management LLC	162,468	$10.80M	1.6%	+5.6%	0.645%
11/4/2021	Versor Investments LP	3,700	$0.25M	0.0%	N/A	0.015%
11/3/2021	Segall Bryant & Hamill LLC	71,375	$4.75M	0.0%	+2.8%	0.284%
11/3/2021	Lisanti Capital Growth LLC	35,855	$2.38M	0.4%	-66.7%	0.142%
11/2/2021	EMC Capital Management	24,847	$1.55M	0.9%	+9.5%	0.099%
11/2/2021	New York State Common Retirement Fund	47,339	$3.15M	0.0%	+4.9%	0.188%
11/2/2021	Victory Capital Management Inc.	319,659	$21.26M	0.0%	+3.7%	1.270%
11/1/2021	SG Americas Securities LLC	11,646	$0.77M	0.0%	+360.0%	0.046%
10/29/2021	Amalgamated Bank	3,709	$0.25M	0.0%	-5.9%	0.015%
10/28/2021	WINTON GROUP Ltd	4,607	$0.31M	0.0%	+11.6%	0.018%
10/26/2021	Calamos Advisors LLC	131,984	$8.78M	0.0%	+15.2%	0.524%
10/25/2021	Sumitomo Mitsui Trust Holdings Inc.	527,922	$35.11M	0.0%	+18.6%	2.098%
10/22/2021	Strs Ohio	2,800	$0.19M	0.0%	-61.1%	0.011%
10/21/2021	Park Avenue Securities LLC	3,670	$0.24M	0.0%	+20.8%	0.015%
10/20/2021	Mesirow Financial Investment Management Inc.	7,960	$0.53M	1.6%	-2.7%	0.032%
10/19/2021	Redwood Investments LLC	175,661	$11.68M	1.0%	-5.8%	0.698%
10/18/2021	First Bank & Trust	1,033	$69K	0.0%	+143.6%	0.004%
10/15/2021	NEXT Financial Group Inc	3,152	$0.21M	0.0%	+29.3%	0.013%
10/12/2021	Level Four Advisory Services LLC	5,265	$0.35M	0.0%	N/A	0.021%
10/12/2021	Harbor Investment Advisory LLC	542	$36K	0.0%	N/A	0.002%
10/8/2021	Creative Financial Designs Inc. ADV	500	$33K	0.0%	-69.7%	0.002%
9/3/2021	Parametric Portfolio Associates LLC	35,396	$2.60M	0.0%	+5.1%	0.141%
8/23/2021	Morgan Stanley	47,479	$3.48M	0.0%	-65.2%	0.189%
8/17/2021	Wells Fargo & Company MN	507,538	$37.22M	0.0%	-1.2%	2.017%
8/17/2021	Castleark Management LLC	155,437	$11.40M	0.4%	-5.0%	0.618%
8/17/2021	Grandeur Peak Global Advisors LLC	215,218	$15.78M	0.8%	+447.1%	0.855%
8/17/2021	Capital Impact Advisors LLC	13,203	$0.97M	0.3%	+550.1%	0.052%
8/17/2021	Invesco Ltd.	1,138,252	$83.47M	0.0%	+10.9%	4.523%
8/17/2021	Lisanti Capital Growth LLC	107,650	$7.89M	1.0%	+88.3%	0.428%
8/17/2021	Metropolitan Life Insurance Co NY	5,975	$0.44M	0.0%	+149,275.0%	0.024%
8/17/2021	MetLife Investment Management LLC	7,804	$0.57M	0.0%	+34.9%	0.031%
8/17/2021	Oberweis Asset Management Inc.	74,060	$5.43M	1.2%	-23.7%	0.294%
8/17/2021	Price T Rowe Associates Inc. MD	5,372	$0.39M	0.0%	+17.3%	0.021%
8/17/2021	Prudential Financial Inc.	3,901	$0.29M	0.0%	N/A	0.016%
8/17/2021	ArrowMark Colorado Holdings LLC	50,844	$3.73M	0.0%	-16.2%	0.202%

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: $41.43

$40.23

$42.58

50 Day Range

MA: $59.09

$39.52

$77.32

52 Week Range

Now: $41.43

$39.34

$107.69

Volume

645,257 shs

Average Volume

278,576 shs

Market Capitalization

$1.05 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.6

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)
David S Kabakoff (Director)
Joseph C Cook III (Director)
Daniel Bradbury (Director)
Bernhard E Spiess (Insider)
Frank Stokes (CFO)
Tobin W Juvenal (Insider)
Adam Jay Sussman (Director)
Bernhard E Spiess (Insider)
Bonnie H Anderson (Director)
Jeffrey E Eberwein (CEO)
Kristen M Oelschlager (COO)
Mara G Aspinall (Director)
Sofinnova Healthquest Partners (Major Shareholder)
Who are the major institutional investors of Castle Biosciences?: Castle Biosciences' top institutional shareholders include:
Wasatch Advisors Inc. — 9.86%
BlackRock Inc. — 6.98%
Invesco Ltd. — 4.08%
Macquarie Group Ltd. — 2.66%
RTW Investments LP — 2.37%
Sumitomo Mitsui Trust Holdings Inc. — 2.10%
Which major investors are selling Castle Biosciences stock?: During the last quarter, CSTL stock was sold by these institutional investors:
RTW Investments LP
Goldman Sachs Group Inc.
Invesco Ltd.
Lisanti Capital Growth LLC
Polar Asset Management Partners Inc.
Zevenbergen Capital Investments LLC
Pembroke Management LTD
Wasatch Advisors Inc.
During the previous year, company insiders that have sold Castle Biosciences company stock include:
Derek J Maetzold (Insider)
Derek J Maetzold (Insider)
David S Kabakoff (Director)
Joseph C Cook III (Director)
Daniel Bradbury (Director)
Bernhard E Spiess (Insider)
Frank Stokes (CFO)
Tobin W Juvenal (Insider)
Adam Jay Sussman (Director)
Bernhard E Spiess (Insider)
Which major investors are buying Castle Biosciences stock?: During the last quarter, CSTL stock was purchased by institutional investors including:
Millennium Management LLC
Macquarie Group Ltd.
CastleArk Alternatives LLC
Point72 Asset Management L.P.
Nikko Asset Management Americas Inc.
Sumitomo Mitsui Trust Holdings Inc.
BlackRock Inc.
Lord Abbett & CO. LLC

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CSTL Insider Trading (Castle Biosciences)

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?