ASP Isotopes (ASPI) Institutional Ownership $4.55 +0.12 (+2.71%) Closing price 04:00 PM EasternExtended Trading$4.64 +0.09 (+1.98%) As of 07:58 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for ASP Isotopes (NASDAQ:ASPI)CurrentInstitutional OwnershipPercentage16.80%Number ofInstitutional Buyers(last 12 months)58TotalInstitutional Inflows(last 12 months)$42.16MNumber ofInstitutional Sellers(last 12 months)13TotalInstitutional Outflows(last 12 months)$8.65M Get ASPI Insider Trade Alerts Want to know when executives and insiders are buying or selling ASP Isotopes stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data ASPI Institutional Buying and Selling by Quarter Remove Ads ASP Isotopes Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails2/18/2025 AWM Investment Company Inc.4,246,186$19.24M2.3%+16.0%5.948% 2/17/2025 Squarepoint Ops LLC58,834$267K0.0%+80.4%0.082% 2/17/2025 Two Sigma Advisers LP88,700$402K0.0%N/A0.124% 2/17/2025 Two Sigma Investments LP437,185$1.98M0.0%N/A0.612% 2/17/2025 Snowden Capital Advisors LLC10,000$45K0.0%-50.0%0.014% 2/17/2025 ProShare Advisors LLC14,751$67K0.0%N/A0.021% 2/17/2025 Nuveen Asset Management LLC413,346$1.87M0.0%+672.1%0.579% 2/17/2025 Millennium Management LLC12,187$55K0.0%N/A0.017% 2/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.28,904$131K0.0%+33.5%0.040% 2/17/2025 KKM Financial LLC17,250$78K0.0%-23.7%0.024% Get the Latest News and Ratings for ASPI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ASP Isotopes and its competitors with MarketBeat's FREE daily newsletter. 2/17/2025 Deutsche Bank AG33,587$152K0.0%+25.2%0.047% 2/17/2025 Bank of America Corp DE113,084$512K0.0%+318.7%0.158% 2/17/2025 BNP Paribas Financial Markets7,429$34K0.0%N/A0.010% 2/17/2025 Apis Capital Advisors LLC172,528$782K0.5%N/A0.242% 2/17/2025 Alyeska Investment Group L.P.347,022$1.57M0.0%-53.5%0.486% 2/14/2025 Northern Trust Corp435,688$1.97M0.0%+15.5%0.610% 2/14/2025 Price T Rowe Associates Inc. MD21,646$99K0.0%+14.6%0.030% 2/14/2025 MetLife Investment Management LLC25,988$118K0.0%-18.3%0.036% 2/13/2025 Marshall Wace LLP147,997$670K0.0%-85.2%0.207% 2/13/2025 Walleye Capital LLC15,000$68K0.0%-92.2%0.021% 2/13/2025 Barclays PLC107,957$488K0.0%+49.3%0.151% 2/13/2025 Covestor Ltd11,908$54K0.0%N/A0.017% 2/13/2025 CenterBook Partners LP1,501,044$6.80M0.4%N/A2.103% 2/13/2025 Rathbones Group PLC176,099$798K0.0%-14.5%0.247% 2/13/2025 Bank of Montreal Can25,000$113K0.0%N/A0.035% 2/13/2025 Russell Investments Group Ltd.10,221$46K0.0%+56.3%0.014% 2/13/2025 Wells Fargo & Company MN24,472$111K0.0%+57.4%0.034% 2/12/2025 Geode Capital Management LLC1,175,450$5.33M0.0%+5.1%1.647% 2/12/2025 Diametric Capital LP303,855$1.38M0.9%+4.1%0.426% 2/12/2025 Paragon Associates & Paragon Associates II Joint Venture25,000$113K0.3%N/A0.035% 2/12/2025 JPMorgan Chase & Co.211,893$960K0.0%+854.6%0.297% 2/11/2025 Rovida Investment Management Ltd218,972$990K0.3%N/A0.307% 2/11/2025 LPL Financial LLC11,990$54K0.0%N/A0.017% 2/11/2025 Virtu Financial LLC58,812$266K0.0%+403.0%0.082% 2/11/2025 Intech Investment Management LLC28,539$129K0.0%N/A0.040% 2/10/2025 Telemark Asset Management LLC1,475,000$6.68M0.7%-13.2%2.066% 2/10/2025 Avantax Advisory Services Inc.10,000$45K0.0%N/A0.014% 2/6/2025 Charles Schwab Investment Management Inc.158,226$717K0.0%+31.6%0.222% 2/5/2025 SVB Wealth LLC10,765$49K0.0%N/A0.015% 2/4/2025 Bank of New York Mellon Corp125,874$570K0.0%-6.3%0.176% DOGE could send 6 AI stocks through the roof (Ad)Stay alert for Elon Musk and the Department of Government Efficiency's next move … Expect an announcement from Elon any day now … Thousands of government jobs could be replaced … By a new form of AI. Recently perfected by Musk and his team at xAI.Click here to find out what DOGE's next move is.2/3/2025 Boston Financial Mangement LLC11,000$50K0.0%N/A0.015% 1/31/2025 Sanctuary Advisors LLC13,040$59K0.0%-44.8%0.018% 1/30/2025 Rhumbline Advisers60,363$273K0.0%+69.1%0.085% 1/28/2025 Almanack Investment Partners LLC.15,050$68K0.0%N/A0.021% 1/23/2025 Hanson & Doremus Investment Management6,000$27K0.0%N/A0.008% 1/17/2025 SG Americas Securities LLC21,975$100K0.0%N/A0.031% 12/26/2024 JPMorgan Chase & Co.22,196$62K0.0%+31.4%0.031% 12/13/2024 B. Riley Wealth Advisors Inc.15,009$42K0.0%N/A0.021% 11/25/2024 Sanctuary Advisors LLC23,642$66K0.0%N/A0.033% 11/20/2024 Virtu Financial LLC11,693$33K0.0%-82.3%0.016% 11/19/2024 Barclays PLC72,330$201K0.0%+438.5%0.101% 11/16/2024 Geode Capital Management LLC1,118,423$3.11M0.0%+42.7%1.572% 11/15/2024 Barclays PLC72,330$201K0.0%+438.5%0.102% 11/15/2024 Jane Street Group LLC145,969$406K0.0%+31.7%0.205% 11/15/2024 State Street Corp853,695$2.37M0.0%+12.8%1.200% 11/15/2024 Philadelphia Financial Management of San Francisco LLC991,863$2.76M0.4%+158.3%1.394% 11/14/2024 Verition Fund Management LLC36,400$101K0.0%N/A0.051% 11/14/2024 Walleye Capital LLC192,664$536K0.0%N/A0.271% 11/14/2024 MetLife Investment Management LLC31,822$88K0.0%N/A0.045% 11/14/2024 Corsair Capital Management L.P.56,732$158K0.0%N/A0.080% 11/13/2024 The Manufacturers Life Insurance Company18,563$52K0.0%N/A0.026% 11/12/2024 KKM Financial LLC22,600$63K0.0%+66.2%0.032% 11/12/2024 Telemark Asset Management LLC1,700,000$4.73M0.5%N/A2.389% 11/12/2024 Charles Schwab Investment Management Inc.120,278$334K0.0%+16.6%0.169% 11/8/2024 BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,247,826$6.25M0.0%N/A3.159% 11/5/2024 GSA Capital Partners LLP770,989$2.14M0.2%+96.0%1.127% 11/1/2024 Fiera Capital Corp260,000$723K0.0%N/A0.380% 10/15/2024 HTLF Bank48,769$136K0.0%-53.8%0.094% 8/14/2024 Marshall Wace LLP545,072$1.67M0.0%+389.6%1.053% 8/9/2024 Renaissance Technologies LLC171,800$526K0.0%+5.7%0.332% 8/9/2024 Rathbones Group PLC195,915$600K0.0%+27.5%0.378% 8/1/2024 Rhumbline Advisers38,056$116K0.0%N/A0.058% 8/1/2024 Fielder Capital Group LLC18,055$55K0.0%N/A0.027% 7/26/2024 Bank of New York Mellon Corp124,426$381K0.0%N/A0.189% 7/23/2024 HTLF Bank105,538$323K0.0%+197.0%0.160% 5/20/2024 Virtu Financial LLC83,677$346K0.0%+477.0%0.162% 5/10/2024 Vanguard Group Inc.1,021,019$4.22M0.0%+479.1%2.087% 5/3/2024 GSA Capital Partners LLP254,823$1.05M0.1%-25.0%0.521% 4/25/2024 HTLF Bank35,538$147K0.0%-54.8%0.073% 2/13/2024 Rathbones Group PLC151,750$272K0.0%N/A0.311% 1/31/2024 HTLF Bank78,538$141K0.0%N/A0.161% (Data available from 1/1/2016 forward)Remove Ads ASPI Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ASPI shares? During the previous two years, 60 institutional investors and hedge funds held shares of ASP Isotopes. The most heavily invested institutionals were AWM Investment Company Inc. ($19.24M), CenterBook Partners LP ($6.80M), Telemark Asset Management LLC ($6.68M), BNP PARIBAS ASSET MANAGEMENT Holding S.A. ($6.25M), Geode Capital Management LLC ($5.33M), Vanguard Group Inc. ($4.22M), and Philadelphia Financial Management of San Francisco LLC ($2.76M).Learn more on ASPI's institutional investors. What percentage of ASP Isotopes stock is owned by institutional investors? 16.80% of ASP Isotopes stock is owned by institutional investors. Learn more on ASPI's institutional investor holdings. Which institutional investors have been buying ASP Isotopes stock? Of the 58 institutional investors that purchased ASP Isotopes stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BNP PARIBAS ASSET MANAGEMENT Holding S.A. ($2.25M), Telemark Asset Management LLC ($1.70M), CenterBook Partners LP ($1.50M), Vanguard Group Inc. ($844.71K), Philadelphia Financial Management of San Francisco LLC ($607.89K), AWM Investment Company Inc. ($586.60K), and Two Sigma Investments LP ($437.19K). How much institutional buying is happening at ASP Isotopes? Institutional investors have bought a total of 12,244,619 shares in the last 24 months. This purchase volume represents approximately $42.57M in transactions. Which ASP Isotopes major shareholders have been selling company stock? Of the 13 institutional investors that sold ASP Isotopes stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Marshall Wace LLP ($852.72K), Alyeska Investment Group L.P. ($400K), Telemark Asset Management LLC ($225K), Walleye Capital LLC ($177.66K), HTLF Bank ($99.77K), GSA Capital Partners LLP ($84.90K), and Virtu Financial LLC ($54.21K). How much institutional selling is happening at ASP Isotopes? Institutional investors have sold a total of 1,964,318 shares in the last 24 months. This volume of shares sold represents approximately $8.65M in transactions. Related Companies Tronox Major Shareholders Westlake Chemical Partners Major Shareholders Ecovyst Major Shareholders Orion Major Shareholders AdvanSix Major Shareholders Valhi Major Shareholders Luxfer Major Shareholders Standard Lithium Major Shareholders ARQ Major Shareholders Trinseo Major Shareholders This page (NASDAQ:ASPI) was last updated on 3/25/2025 by MarketBeat.com Staff From Our PartnersYour Wealth is Under AttackPlease don't wait—this is your moment to take action. 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