IRIDEX (IRIX) Institutional Ownership $1.16 -0.02 (-1.28%) Closing price 08/19/2025 03:50 PM EasternExtended Trading$1.18 +0.02 (+2.16%) As of 08/19/2025 07:47 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 TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for IRIDEX (NASDAQ:IRIX)CurrentInstitutional OwnershipPercentage20.10%Number ofInstitutional Buyers(last 12 months)2TotalInstitutional Inflows(last 12 months)$67.27KNumber ofInstitutional Sellers(last 12 months)4TotalInstitutional Outflows(last 12 months)$432.54K Get IRIX Insider Trade Alerts Want to know when executives and insiders are buying or selling IRIDEX 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 IRIX Institutional Buying and Selling by Quarter IRIDEX Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/8/2025 Thompson Davis & CO. Inc.56,726$50K0.0%N/A0.338% 8/4/2025 AMH Equity Ltd190,000$168K0.2%-63.4%1.132% 5/5/2025 AMH Equity Ltd518,541$513K0.8%+3.5%3.089% 2/17/2025 Bridgeway Capital Management LLC70,000$118K0.0%-9.1%0.421% 2/14/2025 Long Focus Capital Management LLC38,173$64K0.0%-61.8%0.229% 2/13/2025 Renaissance Technologies LLC381,160$640K0.0%-4.1%2.291% 8/9/2024 Dimensional Fund Advisors LP24,438$53K0.0%-49.4%0.150% 5/10/2024 Perkins Capital Management Inc.45,300$135K0.1%+13.0%0.279% 5/7/2024 AMH Equity Ltd456,400$1.36M1.3%+15.3%2.809% 2/2/2024 AMH Equity Ltd396,000$1.11M1.0%-37.8%2.437% Get the Latest News and Ratings for IRIX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for IRIDEX and its competitors with MarketBeat's FREE daily newsletter. 11/13/2023 Acadian Asset Management LLC28,807$73K0.0%-42.2%0.177% 11/6/2023 AMH Equity Ltd637,103$1.62M2.1%+92.6%3.925% 11/2/2023 Perkins Capital Management Inc.40,250$102K0.1%-20.2%0.248% 8/3/2023 Isthmus Partners LLC391,133$849K0.1%+3.3%2.443% 8/1/2023 AMH Equity Ltd330,821$718K0.8%+1,123.5%2.066% 7/21/2023 Perkins Capital Management Inc.50,450$109K0.1%+12.2%0.315% 5/11/2023 Isthmus Partners LLC378,818$769K0.1%+13.5%2.366% 5/2/2023 AMH Equity Ltd27,040$55K0.1%N/A0.169% 2/10/2023 Isthmus Partners LLC333,792$671K0.1%+5.0%2.088% 11/15/2022 Paragon Associates & Paragon Associates II Joint Venture799,385$1.93M3.9%+42.1%5.001% 10/24/2022 Perkins Capital Management Inc.40,450$97K0.1%-49.7%0.253% 8/12/2022 Essex Investment Management Co. LLC83,528$215K0.0%-72.8%0.526% 8/10/2022 Mackenzie Financial Corp16,462$42K0.0%+36.7%0.104% 8/8/2022 Isthmus Partners LLC286,139$735K0.1%+26.0%1.801% 7/29/2022 Perkins Capital Management Inc.80,346$206K0.2%+15.9%0.506% 5/9/2022 Essex Investment Management Co. LLC306,993$1.42M0.2%+39.7%1.933% 5/4/2022 Isthmus Partners LLC227,119$1.05M0.2%+5.6%1.430% 4/20/2022 Perkins Capital Management Inc.69,346$321K0.3%+8.8%0.437% 2/14/2022 Long Focus Capital Management LLC100,000$611K0.1%N/A0.632% 2/14/2022 Blair William & Co. IL60,000$367K0.0%-20.0%0.379% 2/11/2022 Renaissance Technologies LLC563,160$3.44M0.0%-14.3%3.557% 2/10/2022 Essex Investment Management Co. LLC219,753$1.34M0.2%+8.2%1.388% 2/10/2022 Acadian Asset Management LLC121,077$738K0.0%+31.1%0.765% 2/9/2022 Dimensional Fund Advisors LP231,368$1.41M0.0%+14.2%1.461% 11/15/2021 Dimensional Fund Advisors LP202,533$1.55M0.0%+10.5%1.279% 11/15/2021 Neuberger Berman Group LLC75,850$581K0.0%+35.8%0.479% 11/9/2021 Essex Investment Management Co. LLC203,181$1.56M0.2%-0.6%1.283% 10/13/2021 Conservest Capital Advisors Inc.10,268$79K0.0%N/A0.065% 8/17/2021 Bridgeway Capital Management LLC264,200$1.87M0.0%+22.1%1.676% 8/16/2021 PDT Partners LLC14,732$104K0.0%N/A0.093% $100 Trillion “AI Metal” Found in American Ghost Town (Ad)Jeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could be the biggest technology story of this decade. In short, he believes what he's holding in his hand is the key to the $100 trillion AI boom… And only one company here in the U.S. can mine this obscure metal.Click here to get the details on this virtual monopoly.8/16/2021 Invenomic Capital Management LP156,395$1.10M0.3%-1.7%0.992% 8/16/2021 State Street Corp17,362$123K0.0%N/A0.110% 8/13/2021 Renaissance Technologies LLC657,560$4.64M0.0%+2.4%4.172% 8/13/2021 Northern Trust Corp36,385$257K0.0%+13.8%0.231% 8/13/2021 Neuberger Berman Group LLC55,850$394K0.0%-26.4%0.354% 8/13/2021 Geode Capital Management LLC98,199$693K0.0%+2.5%0.623% 8/13/2021 Vanguard Group Inc.510,084$3.60M0.0%-14.9%3.236% 8/13/2021 EAM Investors LLC145,805$1.03M0.2%-20.5%0.925% 8/12/2021 Trexquant Investment LP11,479$81K0.0%N/A0.073% 8/12/2021 Dimensional Fund Advisors LP183,353$1.29M0.0%+11.3%1.163% 8/12/2021 JPMorgan Chase & Co.19,167$135K0.0%+2,511.3%0.122% 8/12/2021 Essex Investment Management Co. LLC204,484$1.44M0.2%N/A1.297% 8/10/2021 Isthmus Partners LLC186,642$1.32M0.2%-3.7%1.184% (Data available from 1/1/2016 forward) IRIX Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of IRIX shares? During the previous two years, the following institutional investors and hedge funds held shares of IRIDEX shares: Renaissance Technologies LLC ($640K), AMH Equity Ltd ($168K), Perkins Capital Management Inc. ($135K), Bridgeway Capital Management LLC ($118K), Acadian Asset Management LLC ($73K), Long Focus Capital Management LLC ($64K), and Dimensional Fund Advisors LP ($53K).Learn more on IRIDEX's institutional investors. What percentage of IRIDEX's stock is owned by institutional investors? 20.10% of IRIDEX's stock is owned by institutional investors. Learn more on IRIX's institutional investor holdings. Which institutional investors have been buying IRIDEX's stock? The following institutional investors have purchased IRIDEX's stock in the last 24 months: AMH Equity Ltd ($384.10K), Thompson Davis & CO. Inc. ($56.73K), and Perkins Capital Management Inc. ($5.20K). How much institutional buying is happening at IRIDEX? Institutional investors have bought a total of 74,146 shares in the last 24 months. This purchase volume represents approximately $67.27K in transactions. Which of IRIDEX's major shareholders have been selling company stock? The following institutional investors have sold IRIDEX stock in the last 24 months: AMH Equity Ltd ($328.54K), Long Focus Capital Management LLC ($61.83K), Renaissance Technologies LLC ($16.20K), and Bridgeway Capital Management LLC ($6.98K). How much institutional selling is happening at IRIDEX? Institutional investors have sold a total of 413,543 shares in the last 24 months. This volume of shares sold represents approximately $432.54K in transactions. 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