Atyr PHARMA (ATYR) Institutional Ownership $5.39 -0.11 (-2.00%) Closing price 06/11/2025 04:00 PM EasternExtended Trading$5.44 +0.04 (+0.83%) As of 06/11/2025 07:59 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Atyr PHARMA (NASDAQ:ATYR)CurrentInstitutional OwnershipPercentage61.72%Number ofInstitutional Buyers(last 12 months)57TotalInstitutional Inflows(last 12 months)$139.02MNumber ofInstitutional Sellers(last 12 months)3TotalInstitutional Outflows(last 12 months)$483.61K Get ATYR Insider Trade Alerts Want to know when executives and insiders are buying or selling Atyr PHARMA stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data ATYR Institutional Buying and Selling by Quarter Atyr PHARMA Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/16/2025 Octagon Capital Advisors LP3,552,000$10.73M1.1%+294.7%3.991% 5/16/2025 Goldman Sachs Group Inc.382,317$1.16M0.0%+46.0%0.430% 5/16/2025 Millennium Management LLC1,599,041$4.83M0.0%+334.5%1.797% 5/16/2025 Ally Bridge Group NY LLC777,020$2.35M2.1%+11.0%0.873% 5/15/2025 MAI Capital Management658,330$1.99M0.0%+306,100.0%0.740% 5/15/2025 OMERS ADMINISTRATION Corp148,100$447K0.0%+7.3%0.166% 5/14/2025 Erste Asset Management GmbH600,000$1.81M0.0%N/A0.674% 5/14/2025 Wellington Management Group LLP168,742$510K0.0%N/A0.190% 5/13/2025 American Century Companies Inc.22,703$69K0.0%-74.2%0.026% 5/12/2025 Knott David M Jr223,407$675K0.3%-27.5%0.251% Get the Latest News and Ratings for ATYR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Atyr PHARMA and its competitors with MarketBeat's FREE daily newsletter. 5/8/2025 XTX Topco Ltd19,556$59K0.0%+74.9%0.022% 5/8/2025 GSA Capital Partners LLP332,324$1.00M0.1%+21.1%0.374% 5/7/2025 Dauntless Investment Group LLC170,689$515K0.6%N/A0.192% 5/6/2025 Y Intercept Hong Kong Ltd12,583$38K0.0%N/A0.014% 5/2/2025 Apollon Wealth Management LLC23,500$71K0.0%N/A0.026% 4/28/2025 Cannon Global Investment Management LLC47,500$143K0.3%N/A0.053% 4/21/2025 Kingswood Wealth Advisors LLC37,000$110K0.0%-21.3%0.042% 2/27/2025Jefferies Financial Group Inc.55,600$201K0.0%N/A0.066% 2/18/2025 Alpine Global Management LLC17,429$63K0.0%N/A0.021% 2/17/2025 Woodline Partners LP1,683,000$6.09M0.0%N/A2.005% 2/17/2025 Squarepoint Ops LLC26,614$96K0.0%N/A0.032% 2/17/2025 Two Sigma Advisers LP12,250$44K0.0%N/A0.015% 2/17/2025 Two Sigma Investments LP21,628$78K0.0%N/A0.026% 2/17/2025 Tang Capital Management LLC671,134$2.43M0.2%N/A0.800% 2/17/2025 Stempoint Capital LP200,475$726K0.2%N/A0.239% 2/17/2025 Point72 Asset Management L.P.4,883,197$17.68M0.0%N/A5.817% 2/17/2025 Man Group plc15,248$55K0.0%N/A0.018% 2/17/2025 OMERS ADMINISTRATION Corp138,000$500K0.0%N/A0.164% 2/17/2025 Octagon Capital Advisors LP900,000$3.26M0.5%N/A1.072% 2/17/2025 Millennium Management LLC367,989$1.33M0.0%N/A0.438% 2/17/2025 Integral Health Asset Management LLC375,000$1.36M0.1%N/A0.447% 2/17/2025 J. Goldman & Co LP300,131$1.09M0.0%N/A0.358% 2/17/2025Jefferies Financial Group Inc.55,600$201K0.0%N/A0.066% 2/17/2025 Group One Trading LLC7,240$26K0.0%N/A0.009% 2/17/2025 Balyasny Asset Management L.P.44,310$160K0.0%N/A0.053% 2/17/2025 Bank of America Corp DE91,224$330K0.0%N/A0.109% 2/17/2025 Alyeska Investment Group L.P.1,278,441$4.63M0.0%N/A1.523% 2/17/2025 Ally Bridge Group NY LLC699,730$2.53M2.1%N/A0.834% 2/17/2025 683 Capital Management LLC248,000$898K0.1%N/A0.295% 2/14/2025 Jane Street Group LLC199,006$720K0.0%N/A0.237% New Rule Hits in July — The Smart Money Already Moved (Ad)A little-known regulation quietly goes into effect this July. And it's already being exploited by Wall Street and the Big Banks… It gives them the green light to treat a certain tangible asset as equivalent to cold, hard cash. Not stocks. Not real estate. And definitely not the U.S. dollar. We're talking about something they don't want you to notice — because the fewer people who act on this, the better it is for them.To help you get started, we're giving away a FREE Wealth Protection Guide that shows you exactly how2/14/2025 Schonfeld Strategic Advisors LLC63,635$230K0.0%N/A0.076% 2/14/2025 Northern Trust Corp182,625$661K0.0%N/A0.218% 2/14/2025 Oxford Asset Management LLP31,784$115K0.1%N/A0.038% 2/14/2025 Boothbay Fund Management LLC14,568$53K0.0%N/A0.017% 2/14/2025 Adage Capital Partners GP L.L.C.1,000,000$3.62M0.0%N/A1.191% 2/14/2025 Alpine Global Management LLC17,429$63K0.0%N/A0.021% 2/14/2025 Tower Research Capital LLC TRC32,856$119K0.0%N/A0.039% 2/14/2025 Dimensional Fund Advisors LP243,369$881K0.0%N/A0.290% 2/13/2025 XTX Topco Ltd11,182$40K0.0%N/A0.013% 2/13/2025 Barclays PLC159,407$577K0.0%N/A0.190% 2/13/2025 Raymond James Financial Inc.10,694$39K0.0%N/A0.013% 2/13/2025 Renaissance Technologies LLC574,455$2.08M0.0%N/A0.684% 2/13/2025 Federated Hermes Inc.14,666,600$53.09M0.1%N/A17.473% 2/13/2025 Tikvah Management LLC2,460,833$8.91M2.5%N/A2.932% 2/13/2025 Wells Fargo & Company MN105,769$383K0.0%N/A0.126% 2/12/2025 ExodusPoint Capital Management LP16,786$61K0.0%N/A0.020% 2/12/2025 Knott David M Jr308,133$1.12M0.4%N/A0.367% 2/12/2025 Geode Capital Management LLC891,407$3.23M0.0%N/A1.062% 2/12/2025 Diametric Capital LP29,812$108K0.1%N/A0.036% 2/12/2025 JPMorgan Chase & Co.178,532$646K0.0%+467.8%0.213% 2/11/2025 American Century Companies Inc.88,112$319K0.0%N/A0.105% 2/10/2025 Farther Finance Advisors LLC24,423$88K0.0%N/A0.029% 2/6/2025 Raymond James Financial Inc.10,694$39K0.0%N/A0.013% 2/6/2025 Victory Capital Management Inc.10,138$37K0.0%N/A0.012% 2/6/2025 Charles Schwab Investment Management Inc.39,689$144K0.0%N/A0.047% 1/31/2025 D.A. Davidson & CO.39,000$141K0.0%N/A0.046% 1/24/2025 Alterna Wealth Management Inc.10,000$36K0.0%N/A0.012% 1/22/2025 Kingswood Wealth Advisors LLC47,000$170K0.0%N/A0.056% 1/1/2025 JPMorgan Chase & Co.31,440$55K0.0%+52.0%0.037% (Data available from 1/1/2016 forward) ATYR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of ATYR shares? During the previous two years, 57 institutional investors and hedge funds held shares of Atyr PHARMA. The most heavily invested institutionals were Federated Hermes Inc. ($53.09M), Point72 Asset Management L.P. ($17.68M), Octagon Capital Advisors LP ($10.73M), Tikvah Management LLC ($8.91M), Woodline Partners LP ($6.09M), Millennium Management LLC ($4.83M), and Alyeska Investment Group L.P. ($4.63M).Learn more on ATYR's institutional investors. What percentage of Atyr PHARMA stock is owned by institutional investors? 61.72% of Atyr PHARMA stock is owned by institutional investors. Learn more on ATYR's institutional investor holdings. Which institutional investors have been buying Atyr PHARMA stock? Of the 57 institutional investors that purchased Atyr PHARMA stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Federated Hermes Inc. ($14.67M), Point72 Asset Management L.P. ($4.88M), Octagon Capital Advisors LP ($3.55M), Tikvah Management LLC ($2.46M), Woodline Partners LP ($1.68M), Millennium Management LLC ($1.60M), and Alyeska Investment Group L.P. ($1.28M). How much institutional buying is happening at Atyr PHARMA? Institutional investors have bought a total of 39,377,831 shares in the last 24 months. This purchase volume represents approximately $139.02M in transactions. Which Atyr PHARMA major shareholders have been selling company stock? The following institutional investors have sold Atyr PHARMA stock in the last 24 months: Knott David M Jr ($84.73K), American Century Companies Inc. ($65.41K), and Kingswood Wealth Advisors LLC ($10K). How much institutional selling is happening at Atyr PHARMA? Institutional investors have sold a total of 160,135 shares in the last 24 months. This volume of shares sold represents approximately $483.61K in transactions. 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