This company has been marked as potentially delisted and may not be actively trading. National Interstate (NATL) Institutional Ownership Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for National Interstate (NASDAQ:NATL)CurrentInstitutional OwnershipPercentage88.66%Number ofInstitutional Buyers(last 12 months)8TotalInstitutional Inflows(last 12 months)$9.52MNumber ofInstitutional Sellers(last 12 months)6TotalInstitutional Outflows(last 12 months)$3.65M Get NATL Insider Trade Alerts Want to know when executives and insiders are buying or selling National Interstate 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 NATL Institutional Buying and Selling by Quarter National Interstate Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/16/2025 Great Lakes Advisors LLC209,371$5.52M0.0%-3.4%0.289% 5/16/2025 Jones Financial Companies Lllp1,908$50K0.0%+1,123.1%0.003% 5/14/2025 BI Asset Management Fondsmaeglerselskab A S1,581$42K0.0%N/A0.002% 4/25/2025 Amalgamated Bank20,695$546K0.0%-2.4%0.029% 4/15/2025 SG Americas Securities LLC24,631$650K0.0%N/A0.034% 4/15/2025 GAMMA Investing LLC2,002$53K0.0%-18.6%0.003% 4/7/2025 GAMMA Investing LLC52,813$1.39M0.0%+2,047.7%0.073% 2/14/2025 State of Tennessee Department of Treasury17,182$583K0.0%-47.7%0.024% 2/10/2025 Cibc World Markets Corp6,752$229K0.0%N/A0.009% 2/10/2025 Great Lakes Advisors LLC216,726$7.35M0.1%-3.0%0.299% Get the Latest News and Ratings for NATL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for National Interstate and its competitors with MarketBeat's FREE daily newsletter. 2/3/2025 Handelsbanken Fonder AB22,700$770K0.0%N/A0.031% 1/17/2025 Avior Wealth Management LLC2,100$71K0.0%+31.8%0.003% 11/8/2024 Avior Wealth Management LLC1,593$45K0.0%+1,752.3%0.002% 11/1/2024 Hollencrest Capital Management1,000$29K0.0%-91.9%0.001% 10/7/2024 GAMMA Investing LLC2,487$71K0.0%+35.2%0.003% 10/3/2024 SG Americas Securities LLC38,168$1.09M0.0%-62.7%0.053% 8/13/2024 Hollencrest Capital Management12,357$334K0.0%-5.7%0.017% 8/12/2024 Amalgamated Bank20,667$558K0.0%-34.1%0.029% 8/6/2024 Great Lakes Advisors LLC235,088$6.35M0.1%N/A0.326% 7/12/2024 SG Americas Securities LLC102,446$2.77M0.0%-7.1%0.142% 7/2/2024 GAMMA Investing LLC1,839$50K0.0%+363.2%0.003% 5/17/2024 Comerica Bank44,418$877K0.0%-46.0%0.062% 5/16/2024 Silvercrest Asset Management Group LLC26,365$521K0.0%-96.6%0.037% 5/7/2024 SG Americas Securities LLC110,259$2.18M0.0%N/A0.153% 5/2/2024 Hollencrest Capital Management13,107$259K0.0%-11.8%0.018% 2/15/2024 Comerica Bank82,199$2.00M0.0%N/A0.116% 2/6/2024 Amalgamated Bank33,129$805K0.0%N/A0.047% (Data available from 1/1/2016 forward) NATL Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of NATL shares? During the previous two years, 13 institutional investors and hedge funds held shares of National Interstate. The most heavily invested institutionals were Great Lakes Advisors LLC ($5.52M), Comerica Bank ($877K), Handelsbanken Fonder AB ($770K), SG Americas Securities LLC ($650K), State of Tennessee Department of Treasury ($583K), Amalgamated Bank ($546K), and Silvercrest Asset Management Group LLC ($521K).Learn more on National Interstate's institutional investors. What percentage of National Interstate's stock is owned by institutional investors? 88.66% of National Interstate's stock is owned by institutional investors. Learn more on NATL's institutional investor holdings. Which institutional investors have been buying National Interstate's stock? Of the 10 institutional investors that purchased National Interstate's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Great Lakes Advisors LLC ($235.09K), SG Americas Securities LLC ($134.89K), Comerica Bank ($82.20K), GAMMA Investing LLC ($52.44K), Amalgamated Bank ($33.13K), Handelsbanken Fonder AB ($22.70K), and Cibc World Markets Corp ($6.75K). How much institutional buying is happening at National Interstate? Institutional investors have bought a total of 346,962 shares in the last 24 months. This purchase volume represents approximately $9.52M in transactions. Which of National Interstate's major shareholders have been selling company stock? The following institutional investors have sold National Interstate stock in the last 24 months: SG Americas Securities LLC ($72.09K), State of Tennessee Department of Treasury ($15.70K), Great Lakes Advisors LLC ($14.03K), Hollencrest Capital Management ($12.11K), Amalgamated Bank ($11.21K), and GAMMA Investing LLC ($457.00). How much institutional selling is happening at National Interstate? Institutional investors have sold a total of 125,592 shares in the last 24 months. This volume of shares sold represents approximately $3.65M in transactions. Related Companies AXS Major Shareholders RLI Major Shareholders THG Major Shareholders FAF Major Shareholders SIGI Major Shareholders WTM Major Shareholders AGO Major Shareholders MCY Major Shareholders HTH Major Shareholders HCI Major Shareholders This page (NASDAQ:NATL) was last updated on 6/29/2025 by MarketBeat.com Staff From Our PartnersElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... 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