Avantor (AVTR) Institutional Ownership $12.56 -0.92 (-6.79%) Closing price 03:59 PM EasternExtended Trading$12.70 +0.14 (+1.12%) As of 07:33 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Avantor (NYSE:AVTR)CurrentInstitutional OwnershipPercentage95.08%Number ofInstitutional Buyers(last 12 months)329TotalInstitutional Inflows(last 12 months)$3.46BNumber ofInstitutional Sellers(last 12 months)242TotalInstitutional Outflows(last 12 months)$2.24B Get AVTR Insider Trade Alerts Want to know when executives and insiders are buying or selling Avantor stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data AVTR Institutional Buying and Selling by Quarter Avantor Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/19/2025 UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC6,583,468$106.72M0.0%-23.4%0.966% 5/16/2025 Woodline Partners LP1,380,688$22.38M0.1%+14.5%0.203% 5/16/2025 Empowered Funds LLC17,659$286K0.0%+40.3%0.003% 5/16/2025 Great Lakes Advisors LLC1,281,940$20.41M0.2%+4.6%0.188% 5/16/2025 Aristeia Capital L.L.C.34,619$561K0.0%N/A0.005% 5/16/2025 Teza Capital Management LLC15,496$251K0.1%N/A0.002% 5/16/2025 Rise Advisors LLC1,523$25K0.0%N/A0.000% 5/16/2025 Nissay Asset Management Corp Japan ADV83,661$1.36M0.0%+1.4%0.012% 5/16/2025 Alliancebernstein L.P.6,262,052$101.51M0.0%+28.0%0.919% 5/16/2025 AQR Capital Management LLC824,762$13.21M0.0%+285.4%0.121% Get the Latest News and Ratings for AVTR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Avantor and its competitors with MarketBeat's FREE daily newsletter. 5/16/2025 Amundi1,637,504$25.66M0.0%-6.6%0.240% 5/16/2025 Adage Capital Partners GP L.L.C.300,000$4.86M0.0%N/A0.044% 5/15/2025 Federation des caisses Desjardins du Quebec120,169$1.95M0.0%+37.5%0.018% 5/15/2025 Royal Bank of Canada203,738$3.30M0.0%+104.3%0.030% 5/15/2025 Quarry LP3,134$51K0.0%-23.7%0.000% 5/15/2025 Twin Tree Management LP185,371$3.01M0.0%+461.7%0.027% 5/15/2025 Vident Advisory LLC25,852$419K0.0%N/A0.004% 5/15/2025 The Manufacturers Life Insurance Company 14,034,699$227.50M0.2%+53.2%2.060% 5/15/2025 Canada Pension Plan Investment Board5,445,888$88.28M0.1%-74.1%0.799% 5/15/2025 State of Wyoming23,052$374K0.0%+141.2%0.003% 5/15/2025 OMERS ADMINISTRATION Corp24,181$392K0.0%-14.2%0.004% 5/15/2025 Broyhill Asset Management LLC365,055$5.92M4.8%+69.6%0.054% 5/14/2025 B. Metzler seel. Sohn & Co. AG160,013$2.59M0.0%+34.2%0.023% 5/14/2025 Zuckerman Investment Group LLC1,272,101$20.62M2.2%+15.0%0.187% 5/14/2025 Rafferty Asset Management LLC11,673$189K0.0%-24.9%0.002% 5/14/2025 Corebridge Financial Inc.752,067$12.19M0.1%-2.3%0.110% 5/14/2025 Comerica Bank279,732$4.53M0.0%+4.5%0.041% 5/14/2025 MetLife Investment Management LLC580,957$9.42M0.1%+51.4%0.085% 5/14/2025 Walleye Capital LLC758,679$12.30M0.1%-1.1%0.111% 5/14/2025 Quantitative Investment Management LLC79,950$1.30M0.1%+112.8%0.012% 5/14/2025 Dodge & Cox100,262,723$1.63B0.9%+1.1%14.714% 5/14/2025 APG Asset Management N.V.397,091$5.96M0.0%-4.2%0.058% 5/14/2025 Northwestern Mutual Wealth Management Co.1,701$28K0.0%+288.4%0.000% 5/14/2025 AlphaQuest LLC5,207$84K0.0%+69.7%0.001% 5/14/2025 Allstate Corp11,897$193K0.0%-41.4%0.002% 5/14/2025 1832 Asset Management L.P.18,127,204$293.84M0.3%+89.8%2.660% 5/14/2025 Clarkston Capital Partners LLC9,591,950$155.49M3.1%+17.8%1.408% 5/14/2025 Candriam S.C.A.51,544$836K0.0%-17.0%0.008% 5/14/2025 T. Rowe Price Investment Management Inc.41,969,199$680.32M0.5%+1.5%6.159% 5/14/2025 Humankind Investments LLC13,704$222K0.1%+22.0%0.002% The Trump Dump is starting; Get out of stocks now? (Ad)The first 365 days of the Trump presidency… Will be the best time to get rich in American history.If I’m right about this (like I was before) a modest $900 investment could grow to a life-changing a5/14/2025 Credit Agricole S A66,788$1.08M0.0%-14.7%0.010% 5/14/2025 Van Lanschot Kempen Investment Management N.V.5,506,019$89.25M0.9%+17.2%0.808% 5/14/2025 Hsbc Holdings PLC412,781$6.66M0.0%+59.9%0.061% 5/14/2025 Wellington Management Group LLP82,392$1.34M0.0%-91.1%0.012% 5/14/2025 Korea Investment CORP260,786$4.23M0.0%-37.5%0.038% 5/13/2025 Northern Trust Corp6,298,195$102.09M0.0%+2.1%0.924% 5/13/2025 Raymond James Financial Inc.1,417,653$22.98M0.0%-9.7%0.208% 5/13/2025 State of New Jersey Common Pension Fund D223,080$3.62M0.0%-9.4%0.033% 5/13/2025 American Century Companies Inc.2,327,507$37.73M0.0%+32.3%0.342% 5/13/2025 Aberdeen Group plc435,622$7.06M0.0%-35.6%0.064% 5/13/2025 Fjarde AP Fonden Fourth Swedish National Pension Fund124,617$2.02M0.0%-1.3%0.018% 5/13/2025 Neuberger Berman Group LLC112,752$1.83M0.0%-87.0%0.017% 5/13/2025 Boston Partners51,472$834K0.0%-99.2%0.008% 5/13/2025 Gulf International Bank UK Ltd40,846$662K0.0%-22.6%0.006% 5/13/2025 S Bank Fund Management Ltd4,938$80K0.0%N/A0.001% 5/13/2025 National Pension Service70,104$1.14M0.0%-94.2%0.010% 5/13/2025 Russell Investments Group Ltd.1,398,734$22.63M0.0%-2.0%0.205% 5/13/2025 Prudential PLC27,425$445K0.0%-51.1%0.004% 5/13/2025 Resona Asset Management Co. Ltd.213,230$3.46M0.0%+2.9%0.031% 5/13/2025 Westpac Banking Corp7,131$116K0.0%-26.1%0.001% 5/13/2025 Callan Family Office LLC65,620$1.06M0.1%+17.9%0.010% 5/13/2025 HighTower Advisors LLC26,965$437K0.0%-18.6%0.004% 5/12/2025 Nuveen LLC1,359,218$22.03M0.0%N/A0.199% 5/12/2025 King Luther Capital Management Corp82,000$1.33M0.0%+412.5%0.012% 5/12/2025 Entropy Technologies LP12,907$209K0.0%N/A0.002% 5/12/2025 Invesco Ltd.11,669,411$189.16M0.0%+19.3%1.712% 5/12/2025 Manhattan West Asset Management LLC94,642$1.53M0.4%N/A0.014% 5/12/2025 Connor Clark & Lunn Investment Management Ltd.1,098,352$17.80M0.1%+53.0%0.161% 5/12/2025 Belfer Management LLC28,627$464K8.1%+14.3%0.004% 5/12/2025 Townsquare Capital LLC283,257$4.59M0.0%+600.0%0.042% 5/12/2025 Forsta AP Fonden414,300$6.72M0.1%+172.9%0.061% 5/12/2025 National Bank of Canada FI6,509$105K0.0%+85.8%0.001% 5/12/2025 Citigroup Inc.2,261,119$36.65M0.0%+123.8%0.332% 5/12/2025 Mitsubishi UFJ Asset Management Co. Ltd.508,973$8.25M0.0%+0.4%0.075% 5/12/2025 Maryland State Retirement & Pension System31,701$514K0.0%-12.5%0.005% 5/9/2025 Mutual of America Capital Management LLC350,449$5.68M0.1%-2.5%0.051% 5/9/2025 CenterBook Partners LP159,663$2.59M0.2%+125.3%0.023% 5/9/2025 Deutsche Bank AG1,596,824$25.89M0.0%+3.3%0.234% 5/9/2025 Charles Schwab Investment Management Inc.3,292,214$53.37M0.0%+8.7%0.483% 5/9/2025 ASR Vermogensbeheer N.V.41,247$669K0.0%N/A0.006% 5/9/2025 Vanguard Group Inc.64,952,926$1.05B0.0%+1.5%9.532% 5/9/2025 Westwood Holdings Group Inc.1,487,595$24.11M0.2%+24.0%0.218% 5/9/2025 CCLA Investment Management5,849,536$94.82M1.7%+9.2%0.858% 5/9/2025 J. Safra Sarasin Holding AG37,362$606K0.0%N/A0.005% 5/9/2025 PNC Financial Services Group Inc.52,544$852K0.0%+15.5%0.008% 5/8/2025 Blueshift Asset Management LLC34,997$567K0.2%N/A0.005% 5/8/2025 Commerce Bank28,264$458K0.0%-5.4%0.004% 5/8/2025 US Bancorp DE11,135$180K0.0%+85.5%0.002% 5/8/2025 Wealthquest Corp2,100$34K0.0%N/A0.000% 5/8/2025 Natixis Advisors LLC235,464$3.82M0.0%-41.6%0.035% The Trump Dump is starting; Get out of stocks now? (Ad)The first 365 days of the Trump presidency… Will be the best time to get rich in American history.If I’m right about this (like I was before) a modest $900 investment could grow to a life-changing a5/8/2025 North Star Asset Management Inc.256,635$4.16M0.2%+8.5%0.038% 5/8/2025 Modera Wealth Management LLC71,093$1.15M0.0%-6.2%0.010% 5/8/2025 Pacific Capital Partners Ltd936,047$15.17M9.6%N/A0.137% 5/8/2025 Thornburg Investment Management Inc.500,483$8.11M0.1%-34.3%0.073% 5/8/2025 GSA Capital Partners LLP34,113$553K0.0%N/A0.005% 5/8/2025 Federated Hermes Inc.323,073$5.24M0.0%-62.5%0.047% 5/7/2025 Meeder Advisory Services Inc.10,065$163K0.0%N/A0.001% 5/7/2025 Mackenzie Financial Corp111,479$1.81M0.0%+157.1%0.016% 5/7/2025 LPL Financial LLC209,166$3.39M0.0%+50.1%0.031% 5/7/2025 Zurcher Kantonalbank Zurich Cantonalbank 381,280$6.18M0.0%+1.1%0.056% (Data available from 1/1/2016 forward) AVTR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of AVTR shares? During the previous two years, 531 institutional investors and hedge funds held shares of Avantor. The most heavily invested institutionals were Dodge & Cox ($1.63B), Vanguard Group Inc. ($1.05B), BlackRock Inc. ($917.33M), T. Rowe Price Investment Management Inc. ($680.32M), Barrow Hanley Mewhinney & Strauss LLC ($643.23M), State Street Corp ($578.67M), and Janus Henderson Group PLC ($382.13M).Learn more on AVTR's institutional investors. What percentage of Avantor stock is owned by institutional investors? 95.08% of Avantor stock is owned by institutional investors. Learn more on AVTR's institutional investor holdings. Which institutional investors have been buying Avantor stock? Of the 449 institutional investors that purchased Avantor stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Dodge & Cox ($31.84M), 1832 Asset Management L.P. ($16.77M), The Manufacturers Life Insurance Company ($14.00M), Norges Bank ($13.62M), Boston Partners ($12.31M), Barrow Hanley Mewhinney & Strauss LLC ($8.94M), and State Street Corp ($8.21M). How much institutional buying is happening at Avantor? Institutional investors have bought a total of 263,694,494 shares in the last 24 months. This purchase volume represents approximately $5.64B in transactions. Which Avantor major shareholders have been selling company stock? Of the 314 institutional investors that sold Avantor stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: T. Rowe Price Investment Management Inc. ($25.74M), Boston Partners ($19.22M), Canada Pension Plan Investment Board ($18.41M), Price T Rowe Associates Inc. MD ($17.81M), Wellington Management Group LLP ($12.30M), Artemis Investment Management LLP ($6.16M), and American Century Companies Inc. ($6.03M). How much institutional selling is happening at Avantor? Institutional investors have sold a total of 184,999,021 shares in the last 24 months. This volume of shares sold represents approximately $3.93B in transactions. Related Companies KEYS Major Shareholders FTV Major Shareholders VLTO Major Shareholders TER Major Shareholders RVTY Major Shareholders NVMI Major Shareholders VNT Major Shareholders ST Major Shareholders MIR Major Shareholders CAMT Major Shareholders This page (NYSE:AVTR) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. ...Premier Gold Co | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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