ProShares Short MidCap 400 (MYY) Institutional Ownership $20.39 +0.08 (+0.37%) As of 02:45 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisChartDividendHoldingsOwnershipBuy This Stock Institutional Ownership Changes (13F Filings) for ProShares Short MidCap 400 (NYSEARCA:MYY)Number ofInstitutional Buyers(last 12 months)1TotalInstitutional Inflows(last 12 months)$202.06KNumber ofInstitutional Sellers(last 12 months)1TotalInstitutional Outflows(last 12 months)$116.99K Get MYY Insider Trade Alerts Want to know when executives and insiders are buying or selling ProShares Short MidCap 400 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 MYY Institutional Buying and Selling by Quarter Remove Ads ProShares Short MidCap 400 Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails2/17/2025Citadel Advisors LLC17,259$328K0.0%-26.3%5.877% 2/14/2025Tower Research Capital LLC TRC 28,979$551K0.0%+57.9%9.868% 5/9/2023Tower Research Capital LLC TRC9,040$217K0.0%-27.3%1.310% 4/18/2023J2 Capital Management Inc105,533$2.53M3.9%+48.1%15.295% 3/1/2023Regal Investment Advisors LLC48,372$1.20M0.1%+7.9%7.220% 2/22/2023Kovack Advisors Inc.9,300$231K0.0%N/A1.388% 1/17/2023J2 Capital Management Inc71,281$1.77M3.0%+9.8%11.497% 11/15/2022Sowell Financial Services LLC16,973$470K0.0%-85.2%2.983% 11/15/2022Regal Investment Advisors LLC44,845$1.24M0.1%+246.6%7.881% 11/14/2022Wolverine Trading LLC13,929$383K0.0%+39.9%2.444% 11/10/2022Tower Research Capital LLC TRC8,525$236K0.0%-13.6%1.496% 10/17/2022J2 Capital Management Inc64,906$1.80M3.4%+265.2%9.687% 8/13/2022Regal Investment Advisors LLC12,940$351K0.0%N/A2.753% 7/19/2022J2 Capital Management Inc17,772$483K0.7%N/A3.781% 1/18/2022Kovack Advisors Inc.19,400$439K0.0%N/A4.924% 11/15/2021Flow Traders U.S. LLC13,662$337K0.0%+28.9%3.261% 8/24/2021Flow Traders U.S. LLC10,599$260K0.0%N/A2.146% 8/11/2021Susquehanna International Group LLP36,834$902K0.0%-12.0%7.456% 8/3/2021Financial Advocates Investment Management95,191$2.33M0.2%-28.0%19.269% 5/18/2021Citadel Advisors LLC64,162$1.64M0.0%-18.0%12.988% 5/12/2021UBS Group AG4,619$118K0.0%+43.7%0.935% 3/26/2021Susquehanna International Group LLP29,272$861K0.0%+311.6%4.729% 2/12/2021LPL Financial LLC24,080$708K0.0%-16.7%3.739% (Data available from 1/1/2016 forward)Remove Ads MYY Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of MYY shares? During the previous two years, the following institutional investors and hedge funds held shares of ProShares Short MidCap 400 shares: J2 Capital Management Inc ($2.53M), and Tower Research Capital LLC TRC ($551K), Citadel Advisors LLC ($328K).Learn more on MYY's institutional investors. Which institutional investors have been buying ProShares Short MidCap 400 stock? The following institutional investors have purchased ProShares Short MidCap 400 stock in the last 24 months: J2 Capital Management Inc ($34.25K), and Tower Research Capital LLC TRC ($10.63K). How much institutional buying is happening at ProShares Short MidCap 400? Institutional investors have bought a total of 44,881 shares in the last 24 months. This purchase volume represents approximately $1.02M in transactions. Which ProShares Short MidCap 400 major shareholders have been selling company stock? The following institutional investors have sold ProShares Short MidCap 400 stock in the last 24 months: Citadel Advisors LLC ($6.15K), and Tower Research Capital LLC TRC ($3.40K). How much institutional selling is happening at ProShares Short MidCap 400? Institutional investors have sold a total of 9,557 shares in the last 24 months. This volume of shares sold represents approximately $198.50K in transactions. 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