Data I/O (DAIO) Institutional Ownership $3.10 -0.01 (-0.32%) Closing price 03:53 PM EasternExtended Trading$3.18 +0.07 (+2.42%) As of 07:45 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Data I/O (NASDAQ:DAIO)CurrentInstitutional OwnershipPercentage36.95%Number ofInstitutional Buyers(last 12 months)9TotalInstitutional Inflows(last 12 months)$519.78KNumber ofInstitutional Sellers(last 12 months)1TotalInstitutional Outflows(last 12 months)$150.68K Get DAIO Insider Trade Alerts Want to know when executives and insiders are buying or selling Data I/O stock? 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Skip Chart & View Institutional Buying and Selling Data DAIO Institutional Buying and Selling by Quarter Data I/O Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/14/2025 NewEdge Advisors LLC22,402$69K0.0%+45.4%0.242% 8/12/2025 Steward Partners Investment Advisory LLC20,917$65K0.0%N/A0.226% 8/4/2025 Kovack Advisors Inc.269,431$835K0.1%-4.5%2.916% 8/1/2025 James Investment Research Inc.22,402$69K0.0%+45.4%0.242% 7/28/2025 Penbrook Management LLC349,750$1.08M0.8%+29.8%3.785% 5/7/2025 Essex Investment Management Co. LLC43,691$107K0.0%+11.8%0.473% 2/13/2025 Renaissance Technologies LLC503,643$1.40M0.0%+0.7%5.451% 2/7/2025 Essex Investment Management Co. LLC39,063$108K0.0%+37.6%0.423% 2/5/2025 Kovack Advisors Inc.279,806$775K0.1%-7.1%3.028% 1/29/2025 Legato Capital Management LLC10,676$30K0.0%N/A0.116% Get the Latest News and Ratings for DAIO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Data I/O and its competitors with MarketBeat's FREE daily newsletter. 11/16/2024 Geode Capital Management LLC96,512$248K0.0%+30.9%1.045% 11/6/2024 Kovack Advisors Inc.301,206$774K0.1%-6.3%3.260% 10/8/2024 Perkins Coie Trust Co29,600$76K0.0%+44.4%0.328% 8/9/2024 Renaissance Technologies LLC517,543$1.43M0.0%-1.9%5.735% 8/9/2024 Dimensional Fund Advisors LP248,975$687K0.0%-6.1%2.759% 7/15/2024 Perkins Coie Trust Co20,500$56K0.0%N/A0.227% 5/3/2024 Essex Investment Management Co. LLC81,990$289K0.1%+28.2%0.909% 4/19/2024 Kovack Advisors Inc.327,201$1.15M0.1%-1.9%3.628% 4/18/2024 Penbrook Management LLC312,050$1.10M0.7%-8.9%3.460% 4/11/2024 Salem Investment Counselors Inc.15,796$56K0.0%N/A0.175% 2/8/2024 Essex Investment Management Co. LLC63,937$188K0.0%-26.6%0.709% 2/2/2024 Kovack Advisors Inc.333,701$981K0.1%-3.3%3.700% 11/13/2023 Acadian Asset Management LLC146,540$557K0.0%-33.3%1.625% 11/9/2023 Essex Investment Management Co. LLC87,165$332K0.1%-5.5%0.966% 11/8/2023 Janney Montgomery Scott LLC20,852$79K0.0%-27.7%0.231% 10/24/2023 Bank of New York Mellon Corp121,535$463K0.0%N/A1.347% 8/15/2023 Kanen Wealth Management LLC826,421$3.55M2.4%+2.5%9.370% 7/21/2023 Kovack Advisors Inc.353,201$1.52M0.2%+2.2%4.005% 5/4/2023 Essex Investment Management Co. LLC90,416$449K0.1%N/A1.025% 4/21/2023 Kovack Advisors Inc.345,701$1.72M0.2%+2.4%3.920% 4/20/2023 Penbrook Management LLC347,250$1.73M1.3%-0.7%3.937% 2/22/2023 Kovack Advisors Inc.337,501$1.34M0.2%+9.9%3.827% 2/13/2023 Kanen Wealth Management LLC392,207$1.56M0.8%-37.1%4.447% 2/1/2023 Janney Montgomery Scott LLC30,852$122K0.0%-22.6%0.350% 11/14/2022 United Capital Financial Advisers LLC258,172$720K0.0%+23.0%2.928% 11/14/2022 Kovack Advisors Inc.307,001$857K0.1%+4.2%3.482% 8/15/2022 Kanen Wealth Management LLC808,914$2.48M1.4%+2.9%9.380% 8/12/2022 United Capital Financial Advisers LLC209,943$645K0.0%+22.5%2.434% 8/3/2022 Janney Montgomery Scott LLC39,852$120K0.0%+9.6%0.462% 2/15/2022 Kanen Wealth Management LLC593,461$2.74M0.9%+159.2%6.884% BREAKING: The House just passed 3 pro-crypto bills! (Ad)THREE pro-crypto bills just passed the House! Now, experts believe altcoin season is officially here. Discover the under-the-radar project I believe will skyrocket as a result.2/11/2022 Renaissance Technologies LLC646,243$2.98M0.0%-7.6%7.496% 2/10/2022 Acadian Asset Management LLC225,858$1.04M0.0%+3.0%2.620% 2/9/2022Cannell & Co.10,000$46K0.0%-68.8%0.116% 2/9/2022 Dimensional Fund Advisors LP284,732$1.31M0.0%-6.1%3.303% 1/27/2022 Janney Montgomery Scott LLC43,852$202K0.0%-38.8%0.509% 1/18/2022 Kovack Advisors Inc.274,802$1.27M0.1%+9.8%3.188% 11/16/2021 United Capital Financial Advisers LLC189,832$1.24M0.0%-12.4%2.202% 11/15/2021 Zacks Investment Management43,550$284K0.0%N/A0.505% 11/15/2021 Dimensional Fund Advisors LP303,126$1.97M0.0%-4.9%3.517% 11/12/2021 Renaissance Technologies LLC699,543$4.57M0.0%+5.6%8.115% 11/12/2021 Apis Capital Advisors LLC80,000$522K0.5%-20.0%0.928% 11/9/2021BlackRock Inc.44,765$292K0.0%-4.8%0.519% 11/5/2021 Advisor Group Holdings Inc.5,700$37K0.0%+78.1%0.066% 11/3/2021 Kovack Advisors Inc.250,302$1.63M0.2%-17.6%2.904% 10/29/2021 Janney Montgomery Scott LLC71,600$468K0.0%-43.9%0.831% 8/24/2021 Kanen Wealth Management LLC208,731$1.42M0.3%N/A2.421% 8/17/2021 Worth Venture Partners LLC99,266$676K0.3%+10.3%1.178% 8/17/2021 Apis Capital Advisors LLC100,000$681K0.6%+19.7%1.187% 8/16/2021 Greenhaven Road Investment Management L.P.18,263$99K0.0%+26.2%0.217% 8/13/2021 Renaissance Technologies LLC662,643$4.51M0.0%+1.6%7.863% 8/13/2021 United Capital Financial Advisers LLC216,800$1.48M0.0%-6.1%2.573% 8/13/2021 Geode Capital Management LLC42,503$289K0.0%+5.1%0.504% 8/13/2021 Vanguard Group Inc.331,391$2.26M0.0%+1.6%3.932% 8/12/2021 AIGH Capital Management LLC418,310$2.85M0.5%+10.6%4.964% 8/12/2021 Dimensional Fund Advisors LP318,818$2.17M0.0%-1.3%3.783% (Data available from 1/1/2016 forward) DAIO Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of DAIO shares? During the previous two years, 15 institutional investors and hedge funds held shares of Data I/O. The most heavily invested institutionals were Renaissance Technologies LLC ($1.40M), Penbrook Management LLC ($1.08M), Kovack Advisors Inc. ($835K), Dimensional Fund Advisors LP ($687K), Acadian Asset Management LLC ($557K), Bank of New York Mellon Corp ($463K), and Geode Capital Management LLC ($248K).Learn more on Data I/O's institutional investors. What percentage of Data I/O's stock is owned by institutional investors? 36.95% of Data I/O's stock is owned by institutional investors. Learn more on DAIO's institutional investor holdings. Which institutional investors have been buying Data I/O's stock? Of the 11 institutional investors that purchased Data I/O's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Bank of New York Mellon Corp ($121.54K), Penbrook Management LLC ($80.30K), Essex Investment Management Co. LLC ($33.36K), Perkins Coie Trust Co ($29.60K), Geode Capital Management LLC ($22.80K), Steward Partners Investment Advisory LLC ($20.92K), and Salem Investment Counselors Inc. ($15.80K). How much institutional buying is happening at Data I/O? Institutional investors have bought a total of 176,758 shares in the last 24 months. This purchase volume represents approximately $519.78K in transactions. Which of Data I/O's major shareholders have been selling company stock? The following institutional investors have sold Data I/O stock in the last 24 months: Kovack Advisors Inc. ($54.37K). How much institutional selling is happening at Data I/O? Institutional investors have sold a total of 54,370 shares in the last 24 months. This volume of shares sold represents approximately $150.68K in transactions. 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