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Castle Biosciences (CSTL) Institutional Ownership

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$19.17 +0.01 (+0.05%)
As of 10:38 AM Eastern
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Institutional Ownership Changes (13F Filings) for Castle Biosciences (NASDAQ:CSTL)

Current
Institutional Ownership
Percentage
92.60%
Number of
Institutional Buyers
(last 12 months)
112
Total
Institutional Inflows
(last 12 months)
$210.59M
Number of
Institutional Sellers
(last 12 months)
70
Total
Institutional Outflows
(last 12 months)
$147.64M
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CSTL Institutional Buying and Selling by Quarter

Castle Biosciences Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/11/2025Universal Beteiligungs und Servicegesellschaft mbH54,610$1.12M0.0%+364.6%0.188%
8/8/2025 Intech Investment Management LLC12,289$251K0.0%-23.6%0.042%
8/8/2025 Advisors Capital Management LLC245,867$5.02M0.1%+21.9%0.848%
8/8/2025 Geode Capital Management LLC689,926$14.09M0.0%+6.2%2.378%
8/7/2025 Acadian Asset Management LLC544,250$11.11M0.0%-19.5%1.876%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.126,431$2.58M0.0%-28.5%0.436%
8/1/2025 Y Intercept Hong Kong Ltd78,938$1.61M0.0%N/A0.273%
8/1/2025 Envestnet Asset Management Inc.70,478$1.44M0.0%+1.0%0.244%
7/31/2025 AlphaQuest LLC2,095$43K0.0%-65.1%0.007%
7/29/2025 Stephens Inc. AR11,386$233K0.0%-16.5%0.039%
7/28/2025 Allianz Asset Management GmbH713,742$14.58M0.0%+11.6%2.472%
7/25/2025 Allspring Global Investments Holdings LLC161,175$3.29M0.0%-26.0%0.558%
7/24/2025 Inspire Investing LLC19,117$390K0.0%+11.4%0.066%
7/18/2025 Truist Financial Corp24,023$491K0.0%+7.7%0.083%
7/17/2025 Tritonpoint Wealth LLC40,777$833K0.1%-2.1%0.141%
7/9/2025 Harbor Capital Advisors Inc.20,399$417K0.0%+22.9%0.071%
7/9/2025 First Bank & Trust19,951$407K0.1%+31.8%0.069%
6/27/2025Goldman Sachs Group Inc.175,325$3.51M0.0%-59.5%0.607%
6/3/2025 Inspire Investing LLC17,153$343K0.0%-62.5%0.059%
5/29/2025Rhumbline Advisers39,186$784K0.0%-1.8%0.136%
5/28/2025 Strs Ohio18,300$366K0.0%N/A0.063%
5/27/2025 Advisors Capital Management LLC201,687$4.04M0.1%+12.7%0.699%
5/21/2025 Acadian Asset Management LLC676,066$13.53M0.0%+65.4%2.342%
5/19/2025Jane Street Group LLC30,676$614K0.0%-48.3%0.106%
5/16/2025Caxton Associates LLP16,440$329K0.0%N/A0.057%
5/16/2025Goldman Sachs Group Inc.175,325$3.51M0.0%-59.5%0.607%
5/16/2025Jones Financial Companies Lllp2,673$54K0.0%+10,592.0%0.009%
5/16/2025Dynamic Technology Lab Private Ltd21,235$425K0.1%+20.4%0.074%
5/16/2025Park West Asset Management LLC556,485$11.14M0.9%N/A1.927%
5/16/2025Parkman Healthcare Partners LLC350,551$7.02M0.8%+15.1%1.214%
5/16/2025Millennium Management LLC254,749$5.10M0.0%-53.6%0.882%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.15,441$309K0.0%+4.4%0.053%
5/16/2025Jacobs Levy Equity Management Inc.21,299$426K0.0%-84.2%0.074%
5/16/2025AQR Capital Management LLC137,022$2.74M0.0%+548.9%0.475%
5/16/2025Amundi4,137$79K0.0%+15,811.5%0.014%
5/15/2025Birchview Capital LP88,404$1.77M1.5%+13.3%0.306%
5/15/2025Braidwell LP365,247$7.31M0.3%N/A1.265%
5/15/2025Cubist Systematic Strategies LLC237,698$4.76M0.0%+33.9%0.823%
5/15/2025Graham Capital Management L.P.68,385$1.37M0.0%+64.1%0.237%
5/15/2025Magnetar Financial LLC11,226$225K0.0%N/A0.039%
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5/15/2025Trexquant Investment LP248,991$4.99M0.1%+22.3%0.862%
5/14/2025 Oak Harvest Investment Services16,883$338K0.0%+118.5%0.058%
5/14/2025 AlphaQuest LLC6,008$120K0.0%-41.3%0.021%
5/14/2025Advantage Alpha Capital Partners LP19,805$396K0.1%N/A0.069%
5/14/2025EntryPoint Capital LLC20,432$409K0.2%-29.9%0.071%
5/14/2025Quantbot Technologies LP15,287$306K0.0%N/A0.053%
5/14/2025Wellington Management Group LLP828,528$16.59M0.0%+14.7%2.870%
5/13/2025Algert Global LLC144,311$2.89M0.1%-3.5%0.500%
5/13/2025American Century Companies Inc.74,067$1.48M0.0%+7.1%0.257%
5/13/2025Russell Investments Group Ltd.18,669$373K0.0%+158.9%0.065%
5/12/2025Nuveen LLC671,811$13.45M0.0%N/A2.327%
5/12/2025Invesco Ltd.32,251$646K0.0%+17.1%0.112%
5/12/2025 Connor Clark & Lunn Investment Management Ltd.176,889$3.54M0.0%+4.8%0.613%
5/12/2025Townsquare Capital LLC23,772$476K0.0%+7.1%0.082%
5/12/2025Swiss National Bank54,300$1.09M0.0%+5.8%0.188%
5/9/2025Deutsche Bank AG65,537$1.31M0.0%-3.1%0.227%
5/9/2025Charles Schwab Investment Management Inc.242,258$4.85M0.0%-6.4%0.839%
5/9/2025Vanguard Group Inc.2,047,565$40.99M0.0%+11.7%7.092%
5/8/2025 Harbour Investments Inc.2,500$50K0.0%N/A0.009%
5/8/2025XTX Topco Ltd19,628$393K0.0%N/A0.068%
5/8/2025 GSA Capital Partners LLP67,143$1.34M0.1%-5.2%0.233%
5/7/2025Mackenzie Financial Corp27,460$550K0.0%+30.6%0.095%
5/7/2025 Zurcher Kantonalbank Zurich Cantonalbank12,081$242K0.0%-11.4%0.042%
5/6/2025Universal Beteiligungs und Servicegesellschaft mbH11,753$235K0.0%N/A0.041%
5/5/2025 Allianz Asset Management GmbH639,477$12.80M0.0%+98.4%2.217%
5/5/2025 Hussman Strategic Advisors Inc.21,000$420K0.1%-71.4%0.073%
5/5/2025Jackson Creek Investment Advisors LLC57,094$1.14M0.4%N/A0.198%
5/2/2025 Kornitzer Capital Management Inc. KS278,314$5.57M0.1%-27.5%0.965%
5/1/2025 CWM LLC4,142$83K0.0%+835.0%0.014%
5/1/2025 Stephens Inc. AR13,639$273K0.0%-5.5%0.047%
5/1/2025New York State Common Retirement Fund163,159$3.27M0.0%-13.7%0.566%
5/1/2025Diversify Wealth Management LLC13,102$260K0.0%+5.8%0.045%
4/30/2025Cerity Partners LLC21,138$423K0.0%N/A0.073%
4/29/2025 Envestnet Asset Management Inc.69,771$1.40M0.0%-4.9%0.242%
4/29/2025Palisade Capital Management LP489,968$9.81M0.3%-2.7%1.699%
4/28/2025 Principal Financial Group Inc.1,467,873$29.39M0.0%+2.2%5.089%
4/28/2025 Teacher Retirement System of Texas10,383$208K0.0%+9.6%0.036%
4/28/2025 First Bank & Trust15,136$303K0.1%+75.5%0.052%
4/24/2025 Allspring Global Investments Holdings LLC217,794$4.36M0.0%+2,070.8%0.755%
4/16/2025 Tritonpoint Wealth LLC41,637$834K0.1%-10.7%0.144%
4/14/2025 Harbor Capital Advisors Inc.16,595$332K0.0%-86.0%0.058%
4/8/2025Rhumbline Advisers39,186$784K0.0%-1.8%0.136%
4/7/2025Summit Global Investments30,640$613K0.0%+7.6%0.106%
4/7/2025 GAMMA Investing LLC4,364$87K0.0%+1,865.8%0.015%
3/24/2025Wellington Management Group LLP722,120$19.24M0.0%N/A2.578%
2/20/2025Mackenzie Financial Corp21,020$560K0.0%N/A0.075%
2/19/2025 Public Employees Retirement System of Ohio74,132$1.98M0.0%-16.6%0.265%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC66,018$1.76M0.0%+18.9%0.236%
2/17/2025Soleus Capital Management L.P.252,917$6.74M0.4%-61.8%0.903%
2/17/2025Squarepoint Ops LLC17,317$461K0.0%-51.2%0.062%
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2/17/2025Two Sigma Advisers LP11,500$306K0.0%N/A0.041%
2/17/2025Sherbrooke Park Advisers LLC12,372$330K0.1%-12.6%0.044%
2/17/2025Silvercrest Asset Management Group LLC199,950$5.33M0.0%-1.0%0.714%
2/17/2025Point72 Asset Management L.P.547,104$14.58M0.0%+9.6%1.953%
2/17/2025 ProShare Advisors LLC8,613$230K0.0%N/A0.031%
2/17/2025Parkman Healthcare Partners LLC304,629$8.12M1.1%+2.9%1.088%
2/17/2025Man Group plc13,302$354K0.0%N/A0.047%
2/17/2025Nuveen Asset Management LLC465,526$12.41M0.0%-14.2%1.662%
2/17/2025Millennium Management LLC548,809$14.63M0.0%+290.5%1.959%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.14,786$394K0.0%+4.3%0.053%
(Data available from 1/1/2016 forward)

CSTL Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CSTL shares?

During the previous two years, 175 institutional investors and hedge funds held shares of Castle Biosciences. The most heavily invested institutionals were Wasatch Advisors LP ($47.87M), Vanguard Group Inc. ($40.99M), Principal Financial Group Inc. ($29.39M), Dimensional Fund Advisors LP ($26.64M), Portolan Capital Management LLC ($20.70M), Bellevue Group AG ($19.88M), and State Street Corp ($19.39M).Learn more on Castle Biosciences' institutional investors.

What percentage of Castle Biosciences' stock is owned by institutional investors?

92.60% of Castle Biosciences' stock is owned by institutional investors. Learn more on CSTL's institutional investor holdings.

Which institutional investors have been buying Castle Biosciences' stock?

Of the 147 institutional investors that purchased Castle Biosciences' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Wellington Management Group LLP ($1.55M), Granahan Investment Management LLC ($1.33M), Deerfield Management Company L.P. Series C ($946.62K), Nuveen LLC ($671.81K), Park West Asset Management LLC ($556.49K), Point72 Asset Management L.P. ($547.10K), and Acadian Asset Management LLC ($456.53K).

How much institutional buying is happening at Castle Biosciences?

Institutional investors have bought a total of 8,746,305 shares in the last 24 months. This purchase volume represents approximately $210.59M in transactions.

Which of Castle Biosciences' major shareholders have been selling company stock?

Of the 70 institutional investors that sold Castle Biosciences' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Yu Fan ($714.50K), Wasatch Advisors LP ($531.85K), Bellevue Group AG ($516.05K), Goldman Sachs Group Inc. ($514.85K), Jacobs Levy Equity Management Inc. ($496.68K), Portolan Capital Management LLC ($479.05K), and Soleus Capital Management L.P. ($409.42K).

How much institutional selling is happening at Castle Biosciences?

Institutional investors have sold a total of 6,013,579 shares in the last 24 months. This volume of shares sold represents approximately $147.64M in transactions.


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This page (NASDAQ:CSTL) was last updated on 8/12/2025 by MarketBeat.com Staff
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