M-tron Industries (MPTI) Institutional Ownership $44.92 -0.20 (-0.44%) Closing price 09/5/2025 04:10 PM EasternExtended Trading$45.10 +0.18 (+0.41%) As of 09/5/2025 07:56 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 AnalysisChartHeadlinesInsider TradesOwnershipSEC FilingsShort InterestBuy This Stock Institutional Ownership Changes (13F Filings) for M-tron Industries (NYSEAMERICAN:MPTI)CurrentInstitutional OwnershipPercentage23.31%Number ofInstitutional Buyers(last 12 months)35TotalInstitutional Inflows(last 12 months)$27.20MNumber ofInstitutional Sellers(last 12 months)14TotalInstitutional Outflows(last 12 months)$3.72M Get MPTI Insider Trade Alerts Want to know when executives and insiders are buying or selling M-tron Industries stock? 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Skip Chart & View Institutional Buying and Selling Data MPTI Institutional Buying and Selling by Quarter M-tron Industries Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/13/2025 Archon Capital Management LLC100,668$4.23M3.5%N/A3.448% 8/13/2025 Marshall Wace LLP56,263$2.36M0.0%+25.6%1.927% 8/13/2025 Quadrature Capital Ltd4,938$206K0.0%N/A0.169% 8/12/2025 American Century Companies Inc.11,096$466K0.0%-2.8%0.380% 8/8/2025 Police & Firemen s Retirement System of New Jersey687$29K0.0%N/A0.024% 8/7/2025 Los Angeles Capital Management LLC6,535$274K0.0%N/A0.224% 7/28/2025 Evernest Financial Advisors LLC15,675$658K0.2%N/A0.537% 7/17/2025 Janney Montgomery Scott LLC8,143$342K0.0%+23.0%0.279% 7/17/2025 Palisades Investment Partners LLC62,088$2.61M1.1%-1.4%2.126% 6/27/2025 Goldman Sachs Group Inc.9,761$435K0.0%+7.6%0.334% Get the Latest News and Ratings for MPTI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for M-tron Industries and its competitors with MarketBeat's FREE daily newsletter. 5/21/2025 Acadian Asset Management LLC10,367$459K0.0%+137.8%0.356% 5/19/2025 Jane Street Group LLC5,497$245K0.0%-35.7%0.189% 5/16/2025 Goldman Sachs Group Inc.9,761$435K0.0%+7.6%0.335% 5/16/2025Concorde Asset Management LLC18,527$836K0.4%-2.2%0.637% 5/15/2025 OMERS ADMINISTRATION Corp12,300$548K0.0%+50.0%0.423% 5/14/2025 Truvestments Capital LLC2,096$93K0.0%-75.0%0.072% 5/14/2025 Gamco Investors INC. ET AL148,300$6.61M0.1%-4.1%5.096% 5/14/2025 Walleye Capital LLC5,288$236K0.0%-86.1%0.182% 5/14/2025 AlphaQuest LLC1,641$73K0.0%N/A0.056% 5/13/2025 American Century Companies Inc.11,418$509K0.0%+16.5%0.392% 5/12/2025 Sierra Summit Advisors LLC15,015$669K0.1%N/A0.516% 5/12/2025 Herald Investment Management Ltd35,000$1.53M0.3%N/A1.203% 5/12/2025 Bard Associates Inc.88,587$3.95M1.5%-0.4%3.044% 5/8/2025 XTX Topco Ltd5,001$223K0.0%N/A0.172% 4/22/2025 Illumine Investment Management LLC23,994$1.07M0.9%+2.5%0.825% 4/17/2025 Janney Montgomery Scott LLC6,619$295K0.0%+33.9%0.227% 2/18/2025 Palisades Investment Partners LLC62,960$3.05M1.3%+9.8%2.164% 2/17/2025 OMERS ADMINISTRATION Corp8,200$397K0.0%N/A0.282% 2/17/2025 Millennium Management LLC6,961$337K0.0%N/A0.239% 2/17/2025 Lazard Asset Management LLC1,674$81K0.0%N/A0.058% 2/17/2025 Janus Henderson Group PLC6,687$324K0.0%N/A0.230% 2/17/2025 G2 Investment Partners Management LLC46,140$2.24M0.6%N/A1.586% 2/17/2025 Bank of America Corp DE4,596$223K0.0%+152.7%0.158% 2/17/2025 683 Capital Management LLC12,365$599K0.0%N/A0.425% 2/14/2025 Jane Street Group LLC8,543$414K0.0%N/A0.294% 2/14/2025 Northern Trust Corp4,652$225K0.0%N/A0.160% 2/14/2025 Boothbay Fund Management LLC8,342$404K0.0%N/A0.287% 2/14/2025 Dimensional Fund Advisors LP38,590$1.87M0.0%-11.1%1.326% 2/13/2025 Marshall Wace LLP13,337$646K0.0%+30.5%0.458% 2/13/2025 EAM Investors LLC19,188$929K0.1%+186.0%0.659% 2/13/2025 Gamco Investors INC. ET AL154,700$7.49M0.1%-9.6%5.316% 2/13/2025 Walleye Capital LLC38,075$1.84M0.0%N/A1.308% 2/13/2025 Barclays PLC2,057$100K0.0%-24.2%0.071% 2/13/2025 Next Century Growth Investors LLC94,155$4.56M0.3%N/A3.236% 2/13/2025Concorde Asset Management LLC18,941$917K0.5%N/A0.651% 2/13/2025 Renaissance Technologies LLC39,805$1.93M0.0%+139.7%1.368% 2/13/2025 Wells Fargo & Company MN550$27K0.0%-35.3%0.019% 2/11/2025 American Century Companies Inc.9,797$474K0.0%N/A0.337% 2/11/2025 Virtu Financial LLC5,578$270K0.0%N/A0.192% 2/10/2025 Truvestments Capital LLC8,387$406K0.1%+4.1%0.288% 2/7/2025 Mcintyre Freedman & Flynn Investment Advisers Inc.22,000$1.07M0.8%-4.3%0.767% 2/6/2025 Bard Associates Inc.88,937$4.31M1.5%-0.3%3.099% 2/5/2025 Illumine Investment Management LLC23,410$1.13M0.9%N/A0.816% 1/23/2025 Evernest Financial Advisors LLC14,900$722K0.2%-28.2%0.519% 1/17/2025 Janney Montgomery Scott LLC4,945$239K0.0%N/A0.172% 11/19/2024 Barclays PLC2,712$114K0.0%N/A0.094% 11/16/2024 Geode Capital Management LLC23,706$989K0.0%+18.6%0.844% 11/15/2024 Barclays PLC2,712$114K0.0%N/A0.097% 11/13/2024 Truvestments Capital LLC8,057$336K0.1%+14.0%0.287% 11/6/2024 Bard Associates Inc.89,187$3.72M1.3%-0.3%3.174% 11/5/2024 GSA Capital Partners LLP14,634$610K0.0%-6.1%0.521% 10/21/2024 Evernest Financial Advisors LLC20,750$865K0.2%N/A0.738% 5/15/2024 Truvestments Capital LLC5,491$165K0.1%N/A0.196% 5/15/2024 Gamco Investors INC. ET AL190,000$5.70M0.1%-5.0%6.786% 5/14/2024 CreativeOne Wealth LLC6,990$210K0.0%N/A0.250% 5/13/2024 O Shaughnessy Asset Management LLC8,466$254K0.0%+4.4%0.302% 5/10/2024 Vanguard Group Inc.87,966$2.64M0.0%+59.9%3.142% 5/8/2024 Avantax Advisory Services Inc.12,022$361K0.0%N/A0.429% 4/30/2024 Mcintyre Freedman & Flynn Investment Advisers Inc.23,000$690K0.5%-7.1%0.821% 2/14/2024 Mcintyre Freedman & Flynn Investment Advisers Inc.24,750$884K0.7%-13.9%0.887% 2/13/2024 Bard Associates Inc.95,682$3.42M1.3%-18.3%3.429% 2/6/2024AJOVista LLC845$30K0.0%N/A0.030% 11/8/2023 Gamco Investors INC. ET AL260,000$4.60M0.1%-4.0%9.524% 8/10/2023 Gamco Investors INC. ET AL270,968$3.01M0.0%+13.6%9.926% 2/10/2023 Bard Associates Inc.116,471$1.02M0.4%N/A4.266% 1/30/2023 International Assets Investment Management LLC27,000$236K0.0%N/A0.989% 1/19/2023 Ellsworth Advisors LLC14,589$150K0.1%N/A0.535% (Data available from 1/1/2016 forward) MPTI Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of MPTI shares? During the previous two years, 46 institutional investors and hedge funds held shares of M-tron Industries. The most heavily invested institutionals were Gamco Investors INC. ET AL ($6.61M), Next Century Growth Investors LLC ($4.56M), Archon Capital Management LLC ($4.23M), Bard Associates Inc. ($3.95M), Vanguard Group Inc. ($2.64M), Palisades Investment Partners LLC ($2.61M), and Marshall Wace LLP ($2.36M).Learn more on M-tron Industries' institutional investors. What percentage of M-tron Industries' stock is owned by institutional investors? 23.31% of M-tron Industries' stock is owned by institutional investors. Learn more on MPTI's institutional investor holdings. Which institutional investors have been buying M-tron Industries' stock? Of the 40 institutional investors that purchased M-tron Industries' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Archon Capital Management LLC ($100.67K), Next Century Growth Investors LLC ($94.16K), G2 Investment Partners Management LLC ($46.14K), Walleye Capital LLC ($38.08K), Evernest Financial Advisors LLC ($36.43K), Herald Investment Management Ltd ($35K), and Vanguard Group Inc. ($32.96K). How much institutional buying is happening at M-tron Industries? Institutional investors have bought a total of 590,408 shares in the last 24 months. This purchase volume represents approximately $27.20M in transactions. Which of M-tron Industries' major shareholders have been selling company stock? Of the 14 institutional investors that sold M-tron Industries' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Walleye Capital LLC ($32.79K), Gamco Investors INC. ET AL ($22.90K), Truvestments Capital LLC ($6.29K), Evernest Financial Advisors LLC ($5.85K), Dimensional Fund Advisors LP ($4.84K), Jane Street Group LLC ($3.05K), and Mcintyre Freedman & Flynn Investment Advisers Inc. ($1K). How much institutional selling is happening at M-tron Industries? Institutional investors have sold a total of 81,111 shares in the last 24 months. This volume of shares sold represents approximately $3.72M in transactions. 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