Siebert Financial (SIEB) Institutional Ownership $1.78 -0.05 (-2.73%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$1.80 +0.01 (+0.84%) As of 05/22/2026 04:10 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 Massive. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Siebert Financial (NASDAQ:SIEB)CurrentInstitutional OwnershipPercentage1.52%Number ofInstitutional Buyers(last 12 months)17TotalInstitutional Inflows(last 12 months)$2.35MNumber ofInstitutional Sellers(last 12 months)7TotalInstitutional Outflows(last 12 months)$771.88K Get SIEB Insider Trade Alerts Want to know when executives and insiders are buying or selling Siebert Financial stock? 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Skip Chart & View Institutional Buying and Selling Data SIEB Institutional Buying and Selling by Quarter Siebert Financial Major Shareholders & Ownership History ExportReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/7/2026 Dimensional Fund Advisors LP34,841$67K0.0%-44.1%0.085% 2/13/2026 Wells Fargo & Company MN15,818$56K0.0%+48.9%0.039% 2/12/2026 Jane Street Group LLC16,373$57K0.0%+60.5%0.040% 2/12/2026 Renaissance Technologies LLC21,900$77K0.0%-18.6%0.054% 2/11/2026 WINTON GROUP Ltd19,336$68K0.0%-67.3%0.048% 2/10/2026 Goldman Sachs Group Inc.40,133$141K0.0%-45.9%0.099% 2/3/2026 Navellier & Associates Inc.68,326$240K0.0%-53.8%0.169% 1/1/2026 JPMorgan Chase & Co.18,448$54K0.0%+175.8%0.046% 11/14/2025 Bridgeway Capital Management LLC64,060$187K0.0%+156.2%0.158% 11/13/2025 UBS Group AG223,128$652K0.0%-15.9%0.552% Get the Latest News and Ratings for SIEB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Siebert Financial and its competitors with MarketBeat's FREE daily newsletter. 11/13/2025 WINTON GROUP Ltd59,051$172K0.0%N/A0.146% 11/13/2025 Russell Investments Group Ltd.31,394$92K0.0%N/A0.078% 11/12/2025 Dimensional Fund Advisors LP58,709$171K0.0%+91.3%0.145% 11/7/2025Vanguard Group Inc.723,975$2.11M0.0%+5.6%1.791% 11/7/2025 JPMorgan Chase & Co.18,448$54K0.0%+175.8%0.046% 11/6/2025 Navellier & Associates Inc.147,918$432K0.0%+99.2%0.366% 8/15/2025 Bridgeway Capital Management LLC25,000$110K0.0%N/A0.060% 8/14/2025 Occudo Quantitative Strategies LP21,995$97K0.0%N/A0.054% 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.7,707$34K0.0%N/A0.019% 8/13/2025 Invesco Ltd.10,212$45K0.0%N/A0.025% 8/13/2025 Panagora Asset Management Inc.32,765$145K0.0%N/A0.081% 8/13/2025 New York State Common Retirement Fund21,600$95K0.0%N/A0.053% 8/12/2025 JPMorgan Chase & Co.6,689$30K0.0%+111,383.3%0.017% 8/8/2025 Cetera Investment Advisers152,068$672K0.0%-5.7%0.376% 8/8/2025 Geode Capital Management LLC400,488$1.77M0.0%+81.8%0.991% 8/7/2025 Los Angeles Capital Management LLC10,760$48K0.0%N/A0.027% 7/14/2025 Kapitalo Investimentos Ltda11,275$50K0.0%N/A0.028% 5/19/2025Jane Street Group LLC16,443$49K0.0%+40.9%0.041% 2/17/2025Cetera Investment Advisers162,335$513K0.0%-3.7%0.405% 2/14/2025Jane Street Group LLC11,668$37K0.0%N/A0.029% 2/14/2025Northern Trust Corp40,583$128K0.0%+15.1%0.101% 2/13/2025Renaissance Technologies LLC39,000$123K0.0%+275.0%0.097% 2/12/2025Geode Capital Management LLC216,841$685K0.0%+4.9%0.540% 11/16/2024Geode Capital Management LLC206,788$523K0.0%+70.4%0.515% 7/27/2023Virtu Financial LLC12,622$31K0.0%N/A0.039% 2/3/2022Advisor Group Holdings Inc.33,429$78K0.0%+21.9%0.108% SIEB Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of SIEB shares? During the previous two years, 22 institutional investors and hedge funds held shares of Siebert Financial. The most heavily invested institutionals were Vanguard Group Inc. ($2.11M), Geode Capital Management LLC ($1.77M), Cetera Investment Advisers ($672K), UBS Group AG ($652K), Navellier & Associates Inc. ($240K), Bridgeway Capital Management LLC ($187K), and Panagora Asset Management Inc. ($145K).Learn more on Siebert Financial's institutional investors. What percentage of Siebert Financial's stock is owned by institutional investors? 1.52% of Siebert Financial's stock is owned by institutional investors. Learn more on SIEB's institutional investor holdings. Which institutional investors have been buying Siebert Financial's stock? Of the 19 institutional investors that purchased Siebert Financial's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Geode Capital Management LLC ($275.70K), Navellier & Associates Inc. ($73.65K), Bridgeway Capital Management LLC ($64.06K), WINTON GROUP Ltd ($59.05K), Vanguard Group Inc. ($38.32K), Panagora Asset Management Inc. ($32.77K), and Russell Investments Group Ltd. ($31.39K). How much institutional buying is happening at Siebert Financial? Institutional investors have bought a total of 632,554 shares in the last 24 months. This purchase volume represents approximately $2.35M in transactions. Which of Siebert Financial's major shareholders have been selling company stock? The following institutional investors have sold Siebert Financial stock in the last 24 months: Navellier & Associates Inc. ($79.59K), UBS Group AG ($42.06K), WINTON GROUP Ltd ($39.72K), Goldman Sachs Group Inc. ($34.06K), Dimensional Fund Advisors LP ($27.51K), Cetera Investment Advisers ($9.13K), and Renaissance Technologies LLC ($5K). How much institutional selling is happening at Siebert Financial? Institutional investors have sold a total of 237,072 shares in the last 24 months. This volume of shares sold represents approximately $771.88K in transactions. Related Companies Site Centers Institutional Ownership NexPoint Real Estate Finance Institutional Ownership Evolution Global Acquisition Institutional Ownership Texas Ventures Acquisition III Institutional Ownership Axiom Intelligence Acquisition Corp 1 Institutional Ownership SilverBox Corp IV Institutional Ownership Cantor Equity Partners Institutional Ownership BRT Apartments Institutional Ownership Live Oak Acquisition Institutional Ownership Oaktree Acquisition Corp. III Life Sciences Institutional Ownership This page (NASDAQ:SIEB) was last updated on 5/24/2026 by MarketBeat.com Staff. From Our PartnersYour computer is about to become a museum pieceFuturist George Gilder - who predicted the smartphone years before the iPhone launched - believes today's AI d...Eagle Publishing | SponsoredHey, it's Jon Najarian. The SpaceX IPO is right around the corner. 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