ClearSign Technologies (CLIR) Institutional Ownership $0.59 +0.00 (+0.17%) Closing price 04:00 PM EasternExtended Trading$0.62 +0.02 (+3.84%) As of 05:52 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 ClearSign Technologies (NASDAQ:CLIR)CurrentInstitutional OwnershipPercentage24.03%Number ofInstitutional Buyers(last 12 months)10TotalInstitutional Inflows(last 12 months)$1.14MNumber ofInstitutional Sellers(last 12 months)2TotalInstitutional Outflows(last 12 months)$64.71K Get CLIR Insider Trade Alerts Want to know when executives and insiders are buying or selling ClearSign Technologies stock? 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Skip Chart & View Institutional Buying and Selling Data CLIR Institutional Buying and Selling by Quarter ClearSign Technologies Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/13/2025 Beacon Pointe Advisors LLC271,739$145K0.0%N/A0.518% 8/13/2025 Northwestern Mutual Wealth Management Co.71,730$40K0.0%+895.3%0.137% 5/20/2025 Integrity Alliance LLC.39,524$30K0.0%N/A0.075% 4/15/2025 Simon Quick Advisors LLC603,149$452K0.0%N/A1.151% 2/17/2025 Citadel Advisors LLC34,134$49K0.0%N/A0.068% 2/14/2025 Northern Trust Corp75,466$109K0.0%+23.8%0.150% 2/13/2025 Raymond James Financial Inc.51,832$75K0.0%N/A0.103% 2/13/2025 Renaissance Technologies LLC58,500$84K0.0%N/A0.116% 2/12/2025 Geode Capital Management LLC536,995$773K0.0%+3.0%1.069% 2/6/2025 Raymond James Financial Inc.51,832$75K0.0%N/A0.103% Get the Latest News and Ratings for CLIR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ClearSign Technologies and its competitors with MarketBeat's FREE daily newsletter. 1/31/2025 DDD Partners LLC105,000$151K0.0%-8.7%0.209% 11/16/2024 Geode Capital Management LLC521,229$443K0.0%+35.5%1.038% 10/28/2024 Americana Partners LLC30,000$25K0.0%N/A0.060% 10/11/2024 Creative Planning207,070$176K0.0%-22.2%0.412% 5/10/2024 Prevail Innovative Wealth Advisors LLC46,306$45K0.0%N/A0.101% 4/15/2024 Disciplined Investments LLC48,016$46K0.0%+223.0%0.123% 7/13/2023 Cambridge Investment Research Advisors Inc.443,000$580K0.0%N/A1.149% 8/12/2022 Robertson Stephens Wealth Management LLC21,440$25K0.0%N/A0.056% 2/1/2022 Traynor Capital Management Inc.34,000$46K0.0%+61.9%0.108% 12/8/2021 Moors & Cabot Inc.21,000$42K0.0%N/A0.067% 11/10/2021 Avidian Wealth Solutions LLC115,995$232K0.0%+30.3%0.368% 11/10/2021 Levin Capital Strategies L.P.142,103$284K0.0%-26.6%0.451% 11/4/2021 Close Asset Management Ltd14,000$28K0.0%+211.1%0.044% 8/16/2021 State Street Corp40,213$193K0.0%N/A0.128% 8/13/2021 Stifel Financial Corp386,840$1.86M0.0%-2.0%1.235% 8/13/2021 Geode Capital Management LLC259,780$1.25M0.0%+6.5%0.830% 8/13/2021 Vanguard Group Inc.1,082,978$5.20M0.0%+0.6%3.459% 8/11/2021 Levin Capital Strategies L.P.193,715$930K0.1%-3.1%0.619% 8/6/2021 Wolverine Trading LLC11,821$57K0.0%-196.1%0.038% (Data available from 1/1/2016 forward) CLIR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of CLIR shares? During the previous two years, 14 institutional investors and hedge funds held shares of ClearSign Technologies. The most heavily invested institutionals were Geode Capital Management LLC ($773K), Simon Quick Advisors LLC ($452K), Creative Planning ($176K), DDD Partners LLC ($151K), Beacon Pointe Advisors LLC ($145K), Northern Trust Corp ($109K), and Renaissance Technologies LLC ($84K).Learn more on ClearSign Technologies' institutional investors. What percentage of ClearSign Technologies' stock is owned by institutional investors? 24.03% of ClearSign Technologies' stock is owned by institutional investors. Learn more on CLIR's institutional investor holdings. Which institutional investors have been buying ClearSign Technologies' stock? Of the 12 institutional investors that purchased ClearSign Technologies' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Simon Quick Advisors LLC ($603.15K), Beacon Pointe Advisors LLC ($271.74K), Geode Capital Management LLC ($152.41K), Raymond James Financial Inc. ($103.66K), Northwestern Mutual Wealth Management Co. ($64.52K), Renaissance Technologies LLC ($58.50K), and Prevail Innovative Wealth Advisors LLC ($46.31K). How much institutional buying is happening at ClearSign Technologies? Institutional investors have bought a total of 1,372,159 shares in the last 24 months. This purchase volume represents approximately $1.14M in transactions. Which of ClearSign Technologies' major shareholders have been selling company stock? The following institutional investors have sold ClearSign Technologies stock in the last 24 months: Creative Planning ($59.20K), and DDD Partners LLC ($10K). How much institutional selling is happening at ClearSign Technologies? Institutional investors have sold a total of 69,198 shares in the last 24 months. This volume of shares sold represents approximately $64.71K in transactions. Related Companies RPID Institutional Ownership SEER Institutional Ownership PRE Institutional Ownership NAUT Institutional Ownership INTT Institutional Ownership OPXS Institutional Ownership ODYS Institutional Ownership OPTX Institutional Ownership DAIO Institutional Ownership MSAI Institutional Ownership This page (NASDAQ:CLIR) was last updated on 8/28/2025 by MarketBeat.com Staff From Our PartnersNVIDIA's Worst Nightmare?$2 TRILLION Quantum Gold Rush While everyone fights over expensive AI stocks... 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