iSpecimen (ISPC) Institutional Ownership $1.29 +0.23 (+21.70%) Closing price 04:00 PM EasternExtended Trading$1.31 +0.02 (+1.55%) As of 05:40 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 AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for iSpecimen (NASDAQ:ISPC)CurrentInstitutional OwnershipPercentage13.62%Number ofInstitutional Buyers(last 12 months)1TotalInstitutional Inflows(last 12 months)$57.77KNumber ofInstitutional Sellers(last 12 months)0 Get ISPC Insider Trade Alerts Want to know when executives and insiders are buying or selling iSpecimen stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address Skip Chart & View Institutional Buying and Selling Data ISPC Institutional Buying and Selling by Quarter iSpecimen Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails2/17/2025Bridgeway Capital Management LLC21,800$58K0.0%N/A2.271% 7/22/2022 Grimes & Company Inc.62,014$135K0.0%+78.3%0.699% 5/18/2022Teton Advisors Inc.40,000$215K0.0%N/A0.454% 5/11/2022Bleichroeder LP65,834$666K0.1%-80.8%0.747% 5/6/2022 Grimes & Company Inc.34,771$187K0.0%N/A0.394% 2/15/2022Kepos Capital LP190,000$1.48M0.1%-15.6%2.177% 2/10/2022Bleichroeder LP342,180$2.83M0.4%-44.6%3.920% 2/8/2022Main Street Financial Solutions LLC10,500$82K0.0%N/A0.120% 11/16/2021Bleichroeder LP618,180$3.61M0.6%+3.0%8.835% 11/9/2021BlackRock Inc.6,007$35K0.0%N/A0.086% 10/27/2021Telemus Capital LLC24,400$142K0.0%N/A0.352% 8/17/2021Bleichroeder LP600,291$4.33M0.7%N/A8.671% 8/12/2021Kepos Capital LP225,000$1.63M0.1%N/A3.466% 8/11/2021Susquehanna International Group LLP11,842$85K0.0%N/A0.182% (Data available from 1/1/2016 forward) ISPC Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ISPC shares? During the previous two years, the following institutional investors and hedge funds held shares of iSpecimen shares: Bridgeway Capital Management LLC ($58K).Learn more on iSpecimen's institutional investors. What percentage of iSpecimen's stock is owned by institutional investors? 13.62% of iSpecimen's stock is owned by institutional investors. Learn more on ISPC's institutional investor holdings. Which institutional investors have been buying iSpecimen's stock? The following institutional investors have purchased iSpecimen's stock in the last 24 months: Bridgeway Capital Management LLC ($21.80K). How much institutional buying is happening at iSpecimen? Institutional investors have bought a total of 21,800 shares in the last 24 months. This purchase volume represents approximately $57.77K in transactions. Related Companies DRCT Institutional Ownership BIAF Institutional Ownership LDWY Institutional Ownership ULY Institutional Ownership QH Institutional Ownership LIFW Institutional Ownership SOPA Institutional Ownership TGL Institutional Ownership OLB Institutional Ownership XYLO Institutional Ownership This page (NASDAQ:ISPC) was last updated on 7/30/2025 by MarketBeat.com Staff From Our PartnersAI Frenzy Could Send ‘EarnPhone’ SoaringThe hidden fuel behind AI? Your phone. Billions of data points — from your clicks, swipes, scrolls, and sea...Mode Mobile | SponsoredI warned you about Nvidia… now look what’s happeningNvidia just got Trump’s greenlight to sell high-powered AI chips to China — and their stock surged 5% before t...Timothy Sykes | SponsoredI was wrong about TrumpI made a mistake. A mistake I feel very foolish about. After speaking with Donald Trump and some of his ...Porter & Company | SponsoredThe Fed Just Froze You Out (Again)The Fed’s holding rates steady—again. No clarity. No yield. No relief. But one income strategy is quietly t...Investors Alley | SponsoredMarket Crash Warning: How to Protect Your Wealth Before August 12thChina tariffs hit August 12—and experts warn a market meltdown may follow. A free guide from American Alter...American Alternative | SponsoredStrange Investment Secret Predicts Market's Next Move?A strange market signal discovered before the Great Depression has predicted nearly every major financial even...Weiss Ratings | SponsoredThe $1 Trillion Event Tesla Still Hasn’t Recovered FromIn 2010, a “Flash Crash” erased $1 trillion in minutes. Now, one trading legend says it’s happening again—insi...Brownstone Research | SponsoredWhy AMZN, GOOG, MSFT might destroy NVDAInvesting Legend Hints the End May be Near for These 3 Iconic Stocks Futurist Eric Fry say Amazon, Tesla an...InvestorPlace | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding iSpecimen Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share iSpecimen With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.