Catalyst Pharmaceuticals (CPRX) Institutional Ownership $20.02 -0.05 (-0.25%) Closing price 04:00 PM EasternExtended Trading$20.11 +0.09 (+0.47%) As of 07:57 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Catalyst Pharmaceuticals (NASDAQ:CPRX)CurrentInstitutional OwnershipPercentage79.22%Number ofInstitutional Buyers(last 12 months)258TotalInstitutional Inflows(last 12 months)$546.12MNumber ofInstitutional Sellers(last 12 months)161TotalInstitutional Outflows(last 12 months)$348.00M Get CPRX Insider Trade Alerts Want to know when executives and insiders are buying or selling Catalyst Pharmaceuticals stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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Skip Chart & View Institutional Buying and Selling Data CPRX Institutional Buying and Selling by Quarter Catalyst Pharmaceuticals Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails9/4/2025 Osaic Holdings Inc.44,273$1.01M0.0%+304.0%0.036% 8/27/2025 Squarepoint Ops LLC50,672$1.10M0.0%-32.1%0.041% 8/26/2025 Thrivent Financial for Lutherans84,309$1.83M0.0%+2.4%0.069% 8/19/2025 Cim LLC23,333$506K0.1%-9.7%0.019% 8/19/2025 State of Wyoming18,155$394K0.0%+43.6%0.015% 8/19/2025 Hohimer Wealth Management LLC11,974$260K0.0%-33.7%0.010% 8/18/2025 Nomura Holdings Inc.88,821$1.93M0.0%+321.3%0.073% 8/18/2025 Castleark Management LLC48,520$1.05M0.0%-71.8%0.040% 8/16/2025 Public Sector Pension Investment Board466,402$10.12M0.0%+13.5%0.381% 8/15/2025 CANADA LIFE ASSURANCE Co127,700$2.77M0.0%+4.7%0.104% Get the Latest News and Ratings for CPRX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Catalyst Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 8/15/2025 Tower Research Capital LLC TRC 12,444$270K0.0%+3,227.3%0.010% 8/15/2025 State of Tennessee Department of Treasury48,867$1.06M0.0%-1.9%0.040% 8/15/2025 E Fund Management Co. Ltd.10,656$231K0.0%+8.9%0.009% 8/15/2025 Captrust Financial Advisors21,748$472K0.0%N/A0.018% 8/15/2025 Tidal Investments LLC46,216$1.00M0.0%+7.9%0.038% 8/15/2025 Rafferty Asset Management LLC95,716$2.08M0.0%-8.6%0.078% 8/15/2025 Oxford Asset Management LLP20,201$438K0.2%N/A0.017% 8/15/2025 Man Group plc430,904$9.35M0.0%+45.7%0.352% 8/15/2025 Lazard Asset Management LLC43,969$953K0.0%-74.6%0.036% 8/15/2025 Engineers Gate Manager LP56,142$1.22M0.0%N/A0.046% 8/15/2025 BI Asset Management Fondsmaeglerselskab A S9,847$214K0.0%-30.9%0.008% 8/15/2025 BNP Paribas Financial Markets172,421$3.74M0.0%-6.3%0.141% 8/15/2025 Boothbay Fund Management LLC40,591$881K0.0%-26.0%0.033% 8/15/2025 Brevan Howard Capital Management LP18,176$394K0.0%N/A0.015% 8/15/2025 Bank of America Corp DE2,365,675$51.34M0.0%+30.6%1.933% 8/15/2025 Ameriprise Financial Inc.250,149$5.43M0.0%-7.1%0.204% 8/15/2025 AQR Capital Management LLC398,422$8.65M0.0%-10.6%0.326% 8/14/2025 Orbimed Advisors LLC416,900$9.05M0.2%N/A0.341% 8/14/2025 California State Teachers Retirement System99,257$2.15M0.0%+1.0%0.081% 8/14/2025 Raymond James Financial Inc.845,048$18.34M0.0%+91.8%0.690% 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.68,188$1.48M0.0%-5.4%0.056% 8/14/2025 Globeflex Capital L P298,087$6.47M0.5%+17.3%0.244% 8/14/2025 The Manufacturers Life Insurance Company 61,605$1.34M0.0%-2.5%0.050% 8/14/2025 Squarepoint Ops LLC50,672$1.10M0.0%-32.1%0.041% 8/14/2025 Sei Investments Co.67,298$1.46M0.0%-42.2%0.055% 8/14/2025 Nebula Research & Development LLC20,418$443K0.0%+28.5%0.017% 8/14/2025 Qube Research & Technologies Ltd1,014,410$22.01M0.0%+33.4%0.829% 8/14/2025 iSAM Funds UK Ltd16,143$350K0.1%N/A0.013% 8/14/2025 State Street Corp5,478,388$118.88M0.0%-0.9%4.476% 8/14/2025 WINTON GROUP Ltd49,994$1.09M0.1%-11.9%0.041% 8/14/2025 Federated Hermes Inc.254,780$5.53M0.0%+242.1%0.208% 8/13/2025 Cresset Asset Management LLC87,418$1.90M0.0%+588.1%0.071% 8/13/2025 Amundi18,687$401K0.0%-58.6%0.015% 8/13/2025 Marshall Wace LLP140,823$3.06M0.0%N/A0.115% 8/13/2025 QSV Equity Investors LLC53,438$1.16M1.2%-36.3%0.044% 8/13/2025 Bridge City Capital LLC115,881$2.52M0.7%-1.3%0.095% 8/13/2025 First Trust Advisors LP302,280$6.56M0.0%+24.8%0.247% 8/13/2025 Kennedy Capital Management LLC1,009,461$21.91M0.5%-4.9%0.825% 8/13/2025 Invesco Ltd.1,213,700$26.34M0.0%+1.2%0.992% 8/13/2025 Systematic Financial Management LP194,630$4.22M0.1%+7.3%0.159% 8/13/2025 Arrowstreet Capital Limited Partnership1,223,623$26.55M0.0%+18.2%1.000% 8/13/2025 Quantbot Technologies LP17,903$388K0.0%+7.3%0.015% 8/13/2025 Fisher Asset Management LLC83,137$1.80M0.0%+1.2%0.068% 8/13/2025 Virtus Advisers LLC1,950$42K0.1%-91.4%0.002% 8/13/2025 New York State Common Retirement Fund65,196$1.42M0.0%-29.1%0.053% 8/13/2025 Skandinaviska Enskilda Banken AB publ 552,700$11.99M0.1%-29.8%0.452% 8/13/2025 Norges Bank13,766$299K0.0%N/A0.011% 8/13/2025 Hsbc Holdings PLC51,822$1.12M0.0%+48.2%0.042% 8/13/2025 Capital Fund Management S.A.80,071$1.74M0.0%+10.7%0.065% 8/13/2025 Advantage Alpha Capital Partners LP16,200$352K0.1%-19.1%0.013% 8/13/2025 Vinva Investment Management Ltd9,507$206K0.0%N/A0.008% 8/13/2025 Russell Investments Group Ltd.171,395$3.72M0.0%+20.9%0.140% 8/12/2025 Boston Partners1,282,722$27.93M0.0%+0.6%1.048% 8/12/2025 Elo Mutual Pension Insurance Co27,877$605K0.0%N/A0.023% 8/12/2025 Advisors Asset Management Inc.191,516$4.16M0.1%+7.1%0.156% 8/12/2025 CreativeOne Wealth LLC34,044$739K0.0%-6.9%0.028% 8/12/2025 Summit Global Investments56,415$1.22M0.1%-19.4%0.046% 8/12/2025 Prudential Financial Inc.376,384$8.17M0.0%-1.3%0.308% 8/12/2025 Cynosure Group LLC18,777$407K0.0%+22.2%0.015% 8/12/2025 American Century Companies Inc.1,757,988$38.15M0.0%+233.9%1.436% 8/12/2025 Segall Bryant & Hamill LLC80,844$1.75M0.0%-12.1%0.066% 8/12/2025 Rhumbline Advisers329,078$7.14M0.0%+6.0%0.269% 8/12/2025 Franklin Resources Inc.140,182$3.04M0.0%+77.4%0.115% 8/12/2025 Legal & General Group Plc663,595$14.40M0.0%+15.7%0.542% 8/12/2025 Hillsdale Investment Management Inc.264,800$5.75M0.2%+34.3%0.216% 8/12/2025 Neo Ivy Capital Management125,627$2.73M0.9%N/A0.103% 8/12/2025 JPMorgan Chase & Co.433,722$9.41M0.0%+23.0%0.354% 8/12/2025 Magnetar Financial LLC47,031$1.02M0.0%N/A0.038% 8/12/2025 Swiss National Bank221,300$4.80M0.0%+6.4%0.181% 8/12/2025 Handelsbanken Fonder AB32,077$696K0.0%-9.6%0.026% 8/11/2025 EMC Capital Management7,677$167K0.1%-48.0%0.006% 8/11/2025 Renaissance Group LLC329,057$7.14M0.3%+30.4%0.269% 8/11/2025 Wealthspire Advisors LLC36,879$800K0.0%+7.1%0.030% 8/11/2025 JW Asset Management LLC388,392$8.43M4.2%-6.0%0.317% 8/11/2025 Westover Capital Advisors LLC28,957$628K0.1%+135.7%0.024% 8/11/2025 LSV Asset Management577,700$12.54M0.0%-17.9%0.472% 8/11/2025 Knott David M Jr176,000$3.82M1.7%-17.0%0.144% 8/11/2025 Universal Beteiligungs und Servicegesellschaft mbH145,662$3.16M0.0%-14.7%0.119% 8/8/2025 Rockefeller Capital Management L.P.13,608$295K0.0%+31.2%0.011% 8/8/2025 Intech Investment Management LLC101,069$2.19M0.0%+44.2%0.083% 8/8/2025 Cetera Investment Advisers54,728$1.19M0.0%-5.9%0.045% 8/8/2025 Creative Planning16,385$356K0.0%+19.6%0.013% 8/8/2025 Commonwealth of Pennsylvania Public School Empls Retrmt SYS29,437$639K0.0%+9.7%0.024% 8/8/2025 Police & Firemen s Retirement System of New Jersey25,699$558K0.0%+4.3%0.021% 8/8/2025 Geode Capital Management LLC2,866,683$62.21M0.0%+3.7%2.350% 8/8/2025 KBC Group NV3,387$73K0.0%-27.9%0.003% 8/8/2025 Jupiter Asset Management Ltd.517,666$11.23M0.1%+6.0%0.424% 8/7/2025 Boston Partners1,282,722$27.93M0.0%+0.6%1.052% 8/7/2025 Allworth Financial LP20,972$455K0.0%+7,754.7%0.017% 8/7/2025 ProShare Advisors LLC25,821$560K0.0%-2.9%0.021% (Data available from 1/1/2016 forward) CPRX Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of CPRX shares? During the previous two years, 358 institutional investors and hedge funds held shares of Catalyst Pharmaceuticals. The most heavily invested institutionals were Vanguard Group Inc. ($206.02M), State Street Corp ($118.88M), Goldman Sachs Group Inc. ($76.04M), Deerfield Management Company L.P. Series C ($65.39M), Dimensional Fund Advisors LP ($62.88M), Geode Capital Management LLC ($62.21M), and Renaissance Technologies LLC ($56.48M).Learn more on Catalyst Pharmaceuticals' institutional investors. What percentage of Catalyst Pharmaceuticals' stock is owned by institutional investors? 79.22% of Catalyst Pharmaceuticals' stock is owned by institutional investors. Learn more on CPRX's institutional investor holdings. Which institutional investors have been buying Catalyst Pharmaceuticals' stock? Of the 312 institutional investors that purchased Catalyst Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Pacer Advisors Inc. ($3.12M), Castlekeep Investment Advisors LLC ($1.88M), American Century Companies Inc. ($1.78M), Janus Henderson Group PLC ($1.70M), Vanguard Group Inc. ($1.56M), Bank of America Corp DE ($1.47M), and Boston Partners ($1.43M). How much institutional buying is happening at Catalyst Pharmaceuticals? Institutional investors have bought a total of 24,859,482 shares in the last 24 months. This purchase volume represents approximately $546.12M in transactions. Which of Catalyst Pharmaceuticals' major shareholders have been selling company stock? Of the 161 institutional investors that sold Catalyst Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Deerfield Management Company L.P. Series C ($3.10M), Pacer Advisors Inc. ($2.26M), Janus Henderson Group PLC ($1.82M), Jacobs Levy Equity Management Inc. ($835.12K), Marshall Wace LLP ($607.30K), Royce & Associates LP ($563.66K), and State Street Corp ($400.02K). How much institutional selling is happening at Catalyst Pharmaceuticals? Institutional investors have sold a total of 16,070,397 shares in the last 24 months. This volume of shares sold represents approximately $348.00M in transactions. Related Companies ROIV Major Shareholders MRNA Major Shareholders ELAN Major Shareholders VRNA Major Shareholders RVMD Major Shareholders GRFS Major Shareholders ABVX Major Shareholders RYTM Major Shareholders LEGN Major Shareholders CYTK Major Shareholders This page (NASDAQ:CPRX) was last updated on 9/17/2025 by MarketBeat.com Staff From Our PartnersHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. 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