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CSTL Insider Trading (Castle Biosciences)

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

This chart shows the insider buying and selling history at Castle Biosciences by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Castle Biosciences Share Price & Price History

Current Price: $41.43
Price Change: Price Decrease of -0.49 (-1.17%)
As of 12/3/2021 01:00 AM ET

This chart shows the closing price history over time for CSTL up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365
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Castle Biosciences Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/9/2021Derek J MaetzoldInsiderSell2,500$56.66$141,650.00View SEC Filing Icon  
11/8/2021Daniel BradburyDirectorSell5,554$61.21$339,960.34View SEC Filing Icon  
11/4/2021Daniel BradburyDirectorSell4,446$61.05$271,428.30View SEC Filing Icon  
10/21/2021Daniel BradburyDirectorSell5,000$62.94$314,700.00View SEC Filing Icon  
10/21/2021Derek J MaetzoldInsiderSell2,500$62.95$157,375.00View SEC Filing Icon  
10/19/2021Derek J MaetzoldInsiderSell2,500$67.27$168,175.00View SEC Filing Icon  
10/6/2021Derek J MaetzoldInsiderSell2,500$63.74$159,350.00View SEC Filing Icon  
10/4/2021Daniel BradburyDirectorSell5,000$60.93$304,650.00View SEC Filing Icon  
10/4/2021Derek J MaetzoldInsiderSell2,500$60.85$152,125.00View SEC Filing Icon  
9/30/2021Derek J MaetzoldInsiderSell10,000$65.92$659,200.00View SEC Filing Icon  
9/28/2021Derek J MaetzoldInsiderSell2,500$66.88$167,200.00View SEC Filing Icon  
9/27/2021Kristen M. OelschlagerCOOSell10,000$71.02$710,200.00View SEC Filing Icon  
9/21/2021Daniel BradburyDirectorSell5,000$73.95$369,750.00View SEC Filing Icon  
9/14/2021Derek J. MaetzoldInsiderSell3,333$74.38$247,908.54345,018View SEC Filing Icon  
9/2/2021Bernhard E. SpiessInsiderSell15,401$75.78$1,167,087.78View SEC Filing Icon  
8/31/2021Derek J. MaetzoldInsiderSell10,000$75.70$757,000.00355,124View SEC Filing Icon  
8/17/2021Daniel BradburyDirectorSell644$60.02$38,652.88View SEC Filing Icon  
8/17/2021Derek J MaetzoldInsiderSell5,510$59.01$325,145.10View SEC Filing Icon  
8/3/2021Daniel BradburyDirectorSell5,000$69.62$348,100.00View SEC Filing Icon  
8/3/2021Derek J MaetzoldInsiderSell4,020$70.35$282,807.00View SEC Filing Icon  
7/26/2021Daniel BradburyDirectorSell5,000$66.78$333,900.00View SEC Filing Icon  
7/21/2021Derek J MaetzoldInsiderSell10,000$68.06$680,600.00413,893View SEC Filing Icon  
7/21/2021Derek J MaetzoldInsiderSell10,000$68.06$680,600.00View SEC Filing Icon  
7/19/2021Derek J MaetzoldInsiderSell10,000$64.62$646,200.00View SEC Filing Icon  
7/9/2021Derek J MaetzoldInsiderSell10,000$72.56$725,600.00View SEC Filing Icon  
7/8/2021Daniel BradburyDirectorSell5,000$69.56$347,800.00View SEC Filing Icon  
7/7/2021Derek J MaetzoldInsiderSell10,000$70.04$700,400.00View SEC Filing Icon  
6/24/2021Derek J MaetzoldInsiderSell10,000$74.93$749,300.00468,118View SEC Filing Icon  
6/22/2021Derek J. MaetzoldInsiderSell10,000$74.56$745,600.00491,005View SEC Filing Icon  
6/17/2021David S. KabakoffDirectorSell30,000$75.07$2,252,100.00View SEC Filing Icon  
6/17/2021Tobin W JuvenalInsiderSell10,000$75.40$754,000.008,090View SEC Filing Icon  
6/16/2021Frank StokesCFOSell2,127$73.07$155,419.89View SEC Filing Icon  
6/8/2021Derek J MaetzoldInsiderSell10,000$70.18$701,800.00523,904View SEC Filing Icon  
5/27/2021Derek J MaetzoldInsiderSell4,034$58.73$236,916.82540,489View SEC Filing Icon  
5/25/2021Derek J MaetzoldInsiderSell8,599$60.50$520,239.50546,020View SEC Filing Icon  
5/20/2021Derek J MaetzoldInsiderSell1,300$60.47$78,611.00554,619View SEC Filing Icon  
5/13/2021Derek J MaetzoldInsiderSell3,333$50.71$169,016.43558,466View SEC Filing Icon  
4/28/2021Derek J MaetzoldInsiderSell14,374$68.48$984,331.52576,626View SEC Filing Icon  
4/26/2021Derek J. MaetzoldInsiderSell14,374$69.17$994,249.58602,541View SEC Filing Icon  
4/22/2021Daniel BradburyDirectorSell15,000$63.69$955,350.00
4/13/2021Derek J MaetzoldInsiderSell14,374$67.94$976,569.56649,001View SEC Filing Icon  
4/7/2021Daniel BradburyDirectorSell15,000$72.81$1,092,150.00View SEC Filing Icon  
4/5/2021David S. KabakoffDirectorSell70,000$72.20$5,054,000.00View SEC Filing Icon  
3/31/2021David S. KabakoffDirectorSell30,000$67.76$2,032,800.00View SEC Filing Icon  
3/29/2021Derek J MaetzoldInsiderSell12,974$58.94$764,687.56690,410View SEC Filing Icon  
3/26/2021Derek J MaetzoldInsiderSell13,275$60.45$802,473.75690,410View SEC Filing Icon  
3/24/2021Daniel BradburyDirectorSell7,500$63.09$473,175.00View SEC Filing Icon  
3/22/2021David S. KabakoffDirectorSell10,000$67.12$671,200.00View SEC Filing Icon  
3/19/2021David S. KabakoffDirectorSell10,000$66.17$661,700.00View SEC Filing Icon  
3/16/2021David S. KabakoffDirectorSell120,000$63.74$7,648,800.00View SEC Filing Icon  
3/12/2021Derek J MaetzoldInsiderSell14,375$64.30$924,312.50705,397View SEC Filing Icon  
3/10/2021Derek J MaetzoldInsiderSell14,375$65.08$935,525.00735,325View SEC Filing Icon  
2/23/2021Daniel BradburyDirectorSell7,500$79.63$597,225.00View SEC Filing Icon  
2/10/2021Daniel BradburyDirectorSell15,000$95.35$1,430,250.00
2/9/2021Derek J MaetzoldInsiderSell28,750$95.21$2,737,287.50
1/27/2021Derek J MaetzoldInsiderSell14,377$66.08$950,032.16862,513View SEC Filing Icon  
1/25/2021Daniel BradburyDirectorSell7,500$76.94$577,050.00View SEC Filing Icon  
1/14/2021Derek J MaetzoldInsiderSell28,754$74.83$2,151,661.82910,618View SEC Filing Icon  
1/12/2021Daniel BradburyDirectorSell12,113$78.29$948,326.77View SEC Filing Icon  
1/12/2021Frank StokesCFOSell7,500$78.14$586,050.0011,386View SEC Filing Icon  
12/29/2020Daniel BradburyDirectorSell30,000$69.69$2,090,700.00View SEC Filing Icon  
12/29/2020Derek J MaetzoldInsiderSell15,000$66.45$996,750.001,282,631View SEC Filing Icon  
12/16/2020Derek J MaetzoldInsiderSell6,250$66.22$413,875.001,305,702View SEC Filing Icon  
12/10/2020Derek J MaetzoldInsiderSell15,000$58.93$883,950.001,335,302View SEC Filing Icon  
12/10/2020Joseph C Cook IIIDirectorSell78,265$58.35$4,566,762.75142,178View SEC Filing Icon  
12/8/2020Joseph C Cook IIIDirectorSell47,176$56.20$2,651,291.20142,178View SEC Filing Icon  
12/4/2020Derek J MaetzoldInsiderSell18,750$51.05$957,187.501,353,452View SEC Filing Icon  
12/2/2020Derek J MaetzoldInsiderSell6,250$50.08$313,000.001,353,452View SEC Filing Icon  
11/18/2020Derek J MaetzoldInsiderSell18,750$48.82$915,375.00
11/13/2020Frank StokesCFOSell26,000$50.87$1,322,620.00
11/5/2020Derek J MaetzoldInsiderSell18,750$49.63$930,562.501,408,748View SEC Filing Icon  
11/3/2020Derek J MaetzoldInsiderSell6,250$47.52$297,000.001,408,748View SEC Filing Icon  
10/28/2020Derek J MaetzoldInsiderSell1,200$49.54$59,448.001,412,248View SEC Filing Icon  
10/20/2020Daniel BradburyDirectorSell11,750$49.70$583,975.00View SEC Filing Icon  
10/20/2020Derek J MaetzoldInsiderSell1,000$49.65$49,650.001,414,448View SEC Filing Icon  
10/14/2020Joseph C Cook IIIDirectorSell6,475$54.58$353,405.50192,502View SEC Filing Icon  
10/13/2020Frank StokesCFOSell13,000$54.79$712,270.0014,886View SEC Filing Icon  
10/12/2020Joseph C Cook IIIDirectorSell19,676$54.84$1,079,031.84192,502View SEC Filing Icon  
10/9/2020David S. KabakoffDirectorSell50,000$54.20$2,710,000.00View SEC Filing Icon  
10/5/2020David S. KabakoffDirectorSell25,000$52.09$1,302,250.00View SEC Filing Icon  
10/2/2020Derek J MaetzoldInsiderSell18,640$51.64$962,569.60
10/2/2020Mara G AspinallDirectorSell2,500$52.48$131,200.00View SEC Filing Icon  
9/22/2020Derek J MaetzoldInsiderSell36,160$51.46$1,860,793.601,461,611View SEC Filing Icon  
9/16/2020Daniel BradburyDirectorSell3,750$48.38$181,425.00View SEC Filing Icon  
9/15/2020Frank StokesCFOSell26,000$49.52$1,287,520.00
9/10/2020Derek J MaetzoldInsiderSell41,924$49.49$2,074,818.761,516,833View SEC Filing Icon  
9/8/2020Bernhard E. SpiessInsiderSell14,888$49.00$729,512.0051,747View SEC Filing Icon  
9/8/2020Joseph C Cook IIIDirectorSell69,265$48.30$3,345,499.50212,178View SEC Filing Icon  
9/4/2020Bernhard E. SpiessInsiderSell25,112$47.41$1,190,559.92View SEC Filing Icon  
9/4/2020Joseph C Cook IIIDirectorSell61,838$46.93$2,902,057.34212,178View SEC Filing Icon  
9/2/2020Daniel BradburyDirectorSell7,500$45.66$342,450.00View SEC Filing Icon  
8/31/2020Joseph C Cook IIIDirectorSell8,228$45.84$377,171.52212,178View SEC Filing Icon  
8/28/2020Joseph C Cook IIIDirectorSell71,940$46.03$3,311,398.20
8/26/2020Joseph C Cook IIIDirectorSell5,049$45.85$231,496.65212,178View SEC Filing Icon  
8/24/2020Joseph C Cook IIIDirectorSell8,877$45.90$407,454.30212,178View SEC Filing Icon  
8/20/2020Joseph C Cook IIIDirectorSell17,369$45.84$796,194.96212,178View SEC Filing Icon  
8/18/2020Daniel BradburyDirectorSell3,750$43.18$161,925.00View SEC Filing Icon  
8/13/2020Derek J MaetzoldInsiderSell13,500$41.23$556,605.00
8/6/2020Daniel BradburyDirectorSell3,750$41.34$155,025.00View SEC Filing Icon  
8/5/2020Derek J MaetzoldInsiderSell5,000$41.67$208,350.001,572,348View SEC Filing Icon  
7/21/2020Daniel BradburyDirectorSell3,750$41.81$156,787.50View SEC Filing Icon  
7/21/2020Derek J MaetzoldInsiderSell7,000$41.97$293,790.001,587,718View SEC Filing Icon  
7/17/2020David S. KabakoffDirectorSell25,000$43.04$1,076,000.00View SEC Filing Icon  
7/15/2020Derek J MaetzoldInsiderSell28,000$41.96$1,174,880.001,604,223View SEC Filing Icon  
7/8/2020Daniel BradburyDirectorSell7,500$41.08$308,100.00View SEC Filing Icon  
6/24/2020Joseph C Cook IIIDirectorSell100$43.11$4,311.00212,178View SEC Filing Icon  
6/22/2020David S. KabakoffDirectorSell175,000$40.50$7,087,500.00212,178View SEC Filing Icon  
6/18/2020Joseph C Cook IIIDirectorSell73,944$41.71$3,084,204.24212,178View SEC Filing Icon  
6/15/2020Joseph C Cook IIIDirectorSell22,195$39.67$880,475.65212,178View SEC Filing Icon  
6/10/2020Joseph C Cook IIIDirectorSell2,108$39.00$82,212.00212,178View SEC Filing Icon  
6/3/2020Daniel BradburyDirectorSell3,750$37.01$138,787.50View SEC Filing Icon  
5/28/2020Joseph C Cook IIIDirectorSell15,520$38.66$600,003.20208,053View SEC Filing Icon  
5/27/2020Derek J MaetzoldInsiderSell5,000$36.75$183,750.001,625,348View SEC Filing Icon  
5/26/2020Joseph C Cook IIIDirectorSell23,820$38.69$921,595.80208,053View SEC Filing Icon  
5/22/2020Derek J MaetzoldInsiderSell5,000$36.97$184,850.001,628,359View SEC Filing Icon  
5/21/2020Daniel BradburyDirectorSell3,750$37.21$139,537.50208,053View SEC Filing Icon  
5/19/2020Joseph C Cook IIIDirectorSell900$37.03$33,327.00208,053View SEC Filing Icon  
5/12/2020Sofinnova Healthquest PartnersMajor ShareholderSell250,000$34.50$8,625,000.00View SEC Filing Icon  
4/30/2020Bonnie H AndersonDirectorSell3,000$30.25$90,750.00View SEC Filing Icon  
2/19/2020David S. KabakoffDirectorSell25,000$32.03$800,750.00View SEC Filing Icon  
2/13/2020David S. KabakoffDirectorSell25,000$32.01$800,250.00View SEC Filing Icon  
2/6/2020Sofinnova Healthquest PartnersMajor ShareholderSell25,000$31.03$775,750.00View SEC Filing Icon  
1/28/2020Sofinnova Healthquest PartnersMajor ShareholderSell25,000$30.02$750,500.00View SEC Filing Icon  
7/29/2019David S. KabakoffDirectorBuy62,500$16.00$1,000,000.00View SEC Filing Icon  
7/29/2019Mgc Venture Partners 2013 Gp,Major ShareholderBuy312,500$16.00$5,000,000.00View SEC Filing Icon  
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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

This chart shows the instiutional buying and selling at CSTL by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Castle Biosciences Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/24/2021First Mercantile Trust Co.4,650$0.31M0.0%-7.0%0.018%Search for SEC Filing on Google Icon
11/19/2021American International Group Inc.11,662$0.78M0.0%-2.3%0.046%Search for SEC Filing on Google Icon
11/18/2021Bank of New York Mellon Corp88,498$5.89M0.0%+8.8%0.350%Search for SEC Filing on Google Icon
11/17/2021ArrowMark Colorado Holdings LLC51,233$3.41M0.0%+0.8%0.203%Search for SEC Filing on Google Icon
11/17/2021Altium Capital Management LP72,500$4.82M1.1%+5.1%0.287%Search for SEC Filing on Google Icon
11/16/2021Schonfeld Strategic Advisors LLC46,136$3.07M0.0%+68.3%0.182%Search for SEC Filing on Google Icon
11/16/2021Jane Street Group LLC16,423$1.09M0.0%N/A0.065%Search for SEC Filing on Google Icon
11/16/2021Two Sigma Advisers LP79,800$5.31M0.0%+57.1%0.315%Search for SEC Filing on Google Icon
11/16/2021Two Sigma Investments LP72,966$4.85M0.0%+69.9%0.288%Search for SEC Filing on Google Icon
11/16/2021UBS Group AG1,256$83K0.0%+84.7%0.005%Search for SEC Filing on Google Icon
11/16/2021Voloridge Investment Management LLC18,169$1.21M0.0%N/A0.072%Search for SEC Filing on Google Icon
11/16/2021Millennium Management LLC403,359$26.82M0.0%N/A1.594%Search for SEC Filing on Google Icon
11/16/2021Claybrook Capital LLC10,026$0.67M0.3%N/A0.040%Search for SEC Filing on Google Icon
11/15/2021Point72 Asset Management L.P.103,179$6.86M0.0%N/A0.408%Search for SEC Filing on Google Icon
11/15/2021Cubist Systematic Strategies LLC6,628$0.44M0.0%+15.8%0.026%Search for SEC Filing on Google Icon
11/15/2021California State Teachers Retirement System27,906$1.86M0.0%-5.0%0.110%Search for SEC Filing on Google Icon
11/15/2021RTW Investments LP599,009$39.83M0.6%-25.0%2.368%Search for SEC Filing on Google Icon
11/15/2021Polar Asset Management Partners Inc.95,504$6.35M0.1%-16.2%0.377%Search for SEC Filing on Google Icon
11/15/2021Royal Bank of Canada3,027$0.20M0.0%+70.5%0.012%Search for SEC Filing on Google Icon
11/15/2021Morgan Stanley69,822$4.64M0.0%+47.1%0.276%Search for SEC Filing on Google Icon
11/15/2021Invesco Ltd.1,031,658$68.61M0.0%-9.4%4.078%Search for SEC Filing on Google Icon
11/15/2021Granahan Investment Management Inc. MA450,980$29.99M0.6%+1.4%1.783%Search for SEC Filing on Google Icon
11/15/2021Polar Capital Holdings Plc36,878$2.45M0.0%+28.2%0.146%Search for SEC Filing on Google Icon
11/15/2021Dark Forest Capital Management LP9,727$0.65M0.2%+172.2%0.038%Search for SEC Filing on Google Icon
11/15/2021Dimensional Fund Advisors LP54,317$3.61M0.0%N/A0.215%Search for SEC Filing on Google Icon
11/15/2021Martingale Asset Management L P13,555$0.90M0.0%+155.5%0.054%Search for SEC Filing on Google Icon
11/15/2021Next Century Growth Investors LLC275,442$18.32M1.6%-2.3%1.089%Search for SEC Filing on Google Icon
11/15/2021Madison Asset Management LLC60,458$4.02M0.1%-15.4%0.239%Search for SEC Filing on Google Icon
11/12/2021OLD Mission Capital LLC7,500$0.50M0.0%N/A0.030%Search for SEC Filing on Google Icon
11/12/2021Jump Financial LLC5,700$0.38M0.0%-16.2%0.023%Search for SEC Filing on Google Icon
11/12/2021Wasatch Advisors Inc.2,493,702$165.83M0.7%-0.4%9.857%Search for SEC Filing on Google Icon
11/12/2021Zevenbergen Capital Investments LLC524,873$34.90M0.7%-3.3%2.086%Search for SEC Filing on Google Icon
11/12/2021Macquarie Group Ltd.669,061$44.49M0.0%+36.5%2.658%Search for SEC Filing on Google Icon
11/12/2021The Manufacturers Life Insurance Company 10,725$0.71M0.0%-10.3%0.043%Search for SEC Filing on Google Icon
11/12/2021Advisory Research Inc.12,368$0.82M0.1%-37.4%0.049%Search for SEC Filing on Google Icon
11/12/2021Credit Suisse AG12,793$0.85M0.0%+6.7%0.051%Search for SEC Filing on Google Icon
11/12/2021Geode Capital Management LLC365,368$24.30M0.0%+7.4%1.452%Search for SEC Filing on Google Icon
11/12/2021CastleArk Alternatives LLC147,867$9.83M0.4%N/A0.588%Search for SEC Filing on Google Icon
11/12/2021Pictet & Cie Europe SA8,624$0.57M0.0%-8.1%0.034%Search for SEC Filing on Google Icon
11/10/2021US Bancorp DE13,590$0.90M0.0%+295.2%0.054%Search for SEC Filing on Google Icon
11/10/2021Goldman Sachs Group Inc.227,514$15.13M0.0%-32.0%0.904%Search for SEC Filing on Google Icon
11/10/2021King Luther Capital Management Corp89,090$5.92M0.0%+5.8%0.354%Search for SEC Filing on Google Icon
11/10/2021Handelsbanken Fonder AB8,200$0.55M0.0%+22.4%0.033%Search for SEC Filing on Google Icon
11/10/2021Citigroup Inc.15,628$1.04M0.0%+14.0%0.062%Search for SEC Filing on Google Icon
11/10/2021Pictet & Cie Europe SA8,624$0.57M0.0%-8.1%0.034%Search for SEC Filing on Google Icon
11/10/2021Alliancebernstein L.P.24,700$1.64M0.0%-2.4%0.098%Search for SEC Filing on Google Icon
11/10/2021Banque Pictet & Cie SA26,003$1.73M0.0%+12.8%0.103%Search for SEC Filing on Google Icon
11/9/2021Nikko Asset Management Americas Inc.527,922$26.40M0.1%+18.6%2.098%Search for SEC Filing on Google Icon
11/9/2021Teacher Retirement System of Texas3,193$0.21M0.0%N/A0.013%Search for SEC Filing on Google Icon
11/9/2021Lord Abbett & CO. LLC160,360$10.66M0.0%+63.5%0.637%Search for SEC Filing on Google Icon
11/9/2021Essex Investment Management Co. LLC95,874$6.38M0.8%-0.9%0.381%Search for SEC Filing on Google Icon
11/9/2021Rice Hall James & Associates LLC28,744$1.91M0.1%-16.3%0.114%Search for SEC Filing on Google Icon
11/9/2021BlackRock Inc.1,756,008$116.77M0.0%+3.8%6.977%Search for SEC Filing on Google Icon
11/9/2021Principal Financial Group Inc.169,816$11.29M0.0%+0.6%0.675%Search for SEC Filing on Google Icon
11/9/2021First Horizon Advisors Inc.999$57K0.0%+161.5%0.004%Search for SEC Filing on Google Icon
11/9/2021M&G Investment Management Ltd.95,351$6.39M0.0%+4.0%0.379%Search for SEC Filing on Google Icon
11/9/2021Valmark Advisers Inc.9,024$0.60M0.0%+2.6%0.036%Search for SEC Filing on Google Icon
11/8/2021Pembroke Management LTD433,679$28.84M2.2%-3.8%1.723%Search for SEC Filing on Google Icon
11/8/2021Swiss National Bank44,300$2.95M0.0%+1.4%0.176%Search for SEC Filing on Google Icon
11/8/2021Trustcore Financial Services LLC142,866$9.50M0.9%-6.3%0.568%Search for SEC Filing on Google Icon
11/8/2021Russell Investments Group Ltd.88,774$5.90M0.0%+14.0%0.353%Search for SEC Filing on Google Icon
11/5/2021Moors & Cabot Inc.15,750$0.11M0.0%N/A0.063%Search for SEC Filing on Google Icon
11/5/2021Truist Financial Corp6,368$0.42M0.0%-2.6%0.025%Search for SEC Filing on Google Icon
11/5/2021Advisor Group Holdings Inc.6,567$0.44M0.0%+8.2%0.026%Search for SEC Filing on Google Icon
11/4/2021Deutsche Bank AG22,834$1.52M0.0%+48.5%0.091%Search for SEC Filing on Google Icon
11/4/2021Monarch Partners Asset Management LLC162,468$10.80M1.6%+5.6%0.645%Search for SEC Filing on Google Icon
11/4/2021Versor Investments LP3,700$0.25M0.0%N/A0.015%Search for SEC Filing on Google Icon
11/3/2021Segall Bryant & Hamill LLC71,375$4.75M0.0%+2.8%0.284%Search for SEC Filing on Google Icon
11/3/2021Lisanti Capital Growth LLC35,855$2.38M0.4%-66.7%0.142%Search for SEC Filing on Google Icon
11/2/2021EMC Capital Management24,847$1.55M0.9%+9.5%0.099%Search for SEC Filing on Google Icon
11/2/2021New York State Common Retirement Fund47,339$3.15M0.0%+4.9%0.188%Search for SEC Filing on Google Icon
11/2/2021Victory Capital Management Inc.319,659$21.26M0.0%+3.7%1.270%Search for SEC Filing on Google Icon
11/1/2021SG Americas Securities LLC11,646$0.77M0.0%+360.0%0.046%Search for SEC Filing on Google Icon
10/29/2021Amalgamated Bank3,709$0.25M0.0%-5.9%0.015%Search for SEC Filing on Google Icon
10/28/2021WINTON GROUP Ltd4,607$0.31M0.0%+11.6%0.018%Search for SEC Filing on Google Icon
10/26/2021Calamos Advisors LLC131,984$8.78M0.0%+15.2%0.524%Search for SEC Filing on Google Icon
10/25/2021Sumitomo Mitsui Trust Holdings Inc.527,922$35.11M0.0%+18.6%2.098%Search for SEC Filing on Google Icon
10/22/2021Strs Ohio2,800$0.19M0.0%-61.1%0.011%Search for SEC Filing on Google Icon
10/21/2021Park Avenue Securities LLC3,670$0.24M0.0%+20.8%0.015%Search for SEC Filing on Google Icon
10/20/2021Mesirow Financial Investment Management Inc.7,960$0.53M1.6%-2.7%0.032%Search for SEC Filing on Google Icon
10/19/2021Redwood Investments LLC175,661$11.68M1.0%-5.8%0.698%Search for SEC Filing on Google Icon
10/18/2021First Bank & Trust1,033$69K0.0%+143.6%0.004%Search for SEC Filing on Google Icon
10/15/2021NEXT Financial Group Inc3,152$0.21M0.0%+29.3%0.013%Search for SEC Filing on Google Icon
10/12/2021Level Four Advisory Services LLC5,265$0.35M0.0%N/A0.021%Search for SEC Filing on Google Icon
10/12/2021Harbor Investment Advisory LLC542$36K0.0%N/A0.002%Search for SEC Filing on Google Icon
10/8/2021Creative Financial Designs Inc. ADV500$33K0.0%-69.7%0.002%Search for SEC Filing on Google Icon
9/3/2021Parametric Portfolio Associates LLC35,396$2.60M0.0%+5.1%0.141%Search for SEC Filing on Google Icon
8/23/2021Morgan Stanley47,479$3.48M0.0%-65.2%0.189%Search for SEC Filing on Google Icon
8/17/2021Wells Fargo & Company MN507,538$37.22M0.0%-1.2%2.017%Search for SEC Filing on Google Icon
8/17/2021Castleark Management LLC155,437$11.40M0.4%-5.0%0.618%Search for SEC Filing on Google Icon
8/17/2021Grandeur Peak Global Advisors LLC215,218$15.78M0.8%+447.1%0.855%Search for SEC Filing on Google Icon
8/17/2021Capital Impact Advisors LLC13,203$0.97M0.3%+550.1%0.052%Search for SEC Filing on Google Icon
8/17/2021Invesco Ltd.1,138,252$83.47M0.0%+10.9%4.523%Search for SEC Filing on Google Icon
8/17/2021Lisanti Capital Growth LLC107,650$7.89M1.0%+88.3%0.428%Search for SEC Filing on Google Icon
8/17/2021Metropolitan Life Insurance Co NY5,975$0.44M0.0%+149,275.0%0.024%Search for SEC Filing on Google Icon
8/17/2021MetLife Investment Management LLC7,804$0.57M0.0%+34.9%0.031%Search for SEC Filing on Google Icon
8/17/2021Oberweis Asset Management Inc.74,060$5.43M1.2%-23.7%0.294%Search for SEC Filing on Google Icon
8/17/2021Price T Rowe Associates Inc. MD5,372$0.39M0.0%+17.3%0.021%Search for SEC Filing on Google Icon
8/17/2021Prudential Financial Inc.3,901$0.29M0.0%N/A0.016%Search for SEC Filing on Google Icon
8/17/2021ArrowMark Colorado Holdings LLC50,844$3.73M0.0%-16.2%0.202%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Castle Biosciences logo
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.
Read More on Castle Biosciences

Today's Range

Now: $41.43
Low: $40.23
High: $42.58

50 Day Range

MA: $59.09
Low: $39.52
High: $77.32

52 Week Range

Now: $41.43
Low: $39.34
High: $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:
  1. Derek J Maetzold (Insider)
  2. Derek J Maetzold (Insider)
  3. David S Kabakoff (Director)
  4. Joseph C Cook III (Director)
  5. Daniel Bradbury (Director)
  6. Bernhard E Spiess (Insider)
  7. Frank Stokes (CFO)
  8. Tobin W Juvenal (Insider)
  9. Adam Jay Sussman (Director)
  10. Bernhard E Spiess (Insider)
  11. Bonnie H Anderson (Director)
  12. Jeffrey E Eberwein (CEO)
  13. Kristen M Oelschlager (COO)
  14. Mara G Aspinall (Director)
  15. Sofinnova Healthquest Partners (Major Shareholder)

Who are the major institutional investors of Castle Biosciences?

Castle Biosciences' top institutional shareholders include:
  1. Wasatch Advisors Inc. — 9.86%
  2. BlackRock Inc. — 6.98%
  3. Invesco Ltd. — 4.08%
  4. Macquarie Group Ltd. — 2.66%
  5. RTW Investments LP — 2.37%
  6. 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:
  1. RTW Investments LP
  2. Goldman Sachs Group Inc.
  3. Invesco Ltd.
  4. Lisanti Capital Growth LLC
  5. Polar Asset Management Partners Inc.
  6. Zevenbergen Capital Investments LLC
  7. Pembroke Management LTD
  8. Wasatch Advisors Inc.
During the previous year, company insiders that have sold Castle Biosciences company stock include:
  1. Derek J Maetzold (Insider)
  2. Derek J Maetzold (Insider)
  3. David S Kabakoff (Director)
  4. Joseph C Cook III (Director)
  5. Daniel Bradbury (Director)
  6. Bernhard E Spiess (Insider)
  7. Frank Stokes (CFO)
  8. Tobin W Juvenal (Insider)
  9. Adam Jay Sussman (Director)
  10. Bernhard E Spiess (Insider)

Which major investors are buying Castle Biosciences stock?

During the last quarter, CSTL stock was purchased by institutional investors including:
  1. Millennium Management LLC
  2. Macquarie Group Ltd.
  3. CastleArk Alternatives LLC
  4. Point72 Asset Management L.P.
  5. Nikko Asset Management Americas Inc.
  6. Sumitomo Mitsui Trust Holdings Inc.
  7. BlackRock Inc.
  8. Lord Abbett & CO. LLC
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