ATEA PHARMACEUTICALS INC (AVIR) Institutional Ownership Changes & 13F Activity

ATEA PHARMACEUTICALS INC (AVIR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Sixth Street Partners Management Company, L.P., Two Sigma Investments, Lp, Bain Capital Life Sciences Investors, Llc, Citadel Advisors Llc, and Aqr Capital Management Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Manufacturers Life Insurance Company, TheBuy+15,224+75.5%35,396$164.59KQ2 2026Sep 09, 2026
Citadel Advisors LlcBuy+266,047+549.7%314,448$1.46MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+1,674+43.5%5,520$5.52KQ2 2026Aug 24, 2026
Mercer Global Advisors IncBuy+55,72055,720$259.10KQ2 2026Aug 19, 2026
Sixth Street Partners Management Company, L.P.Buy+610,607610,607$2.84MQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-357,467-19.2%1,506,697$7.01MQ2 2026Aug 14, 2026
Bain Capital Life Sciences Investors, LlcSell-284,999-12.1%2,075,639$9.65MQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+201,601+437.2%247,710$1.15MQ2 2026Aug 14, 2026
Barclays PlcBuy+187,707+116.6%348,653$1.62MQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+149,776+262.7%206,785$961.55KQ2 2026Aug 14, 2026
Sei Investments CoSell-137,346-87.8%19,038$88.53KQ2 2026Aug 14, 2026
Invesco Ltd.Buy+133,777+100.3%267,125$1.24MQ2 2026Aug 14, 2026
Rosalind Advisors, Inc.Sell-101,305-8.6%1,070,550$4.98MQ2 2026Aug 14, 2026
Opaleye Management Inc.Sell-87,600-27.2%235,000$1.09MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpSell-68,125-83.2%13,710$63.75KQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-57,607-9.8%530,856$2.47MQ2 2026Aug 14, 2026
Millennium Management LlcSell-45,321-13.0%304,611$1.42MQ2 2026Aug 14, 2026
Hsbc Holdings PlcSell-37,980-14.7%221,009$1.02MQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Sell-34,128-9.0%345,186$1.61MQ2 2026Aug 14, 2026
Squarepoint Ops LlcSell-25,782-46.8%29,316$136.32KQ2 2026Aug 14, 2026
Bank Of America CorpSell-23,910-22.6%81,730$380.04KQ2 2026Aug 14, 2026
State Of Wisconsin Investment BoardBuy+18,954+19.0%118,757$552.22KQ2 2026Aug 14, 2026
Bridgeway Capital Management, LlcSell-17,500-11.8%130,900$608.68KQ2 2026Aug 14, 2026
Engineers Gate Manager LpBuy+16,80616,806$78.15KQ2 2026Aug 14, 2026
Cerity Partners LlcBuy+16,47116,471$76.59KQ2 2026Aug 14, 2026
Graham Capital Management, L.P.Buy+16,14516,145$75.07KQ2 2026Aug 14, 2026
Trexquant Investment LpBuy+14,75114,751$68.59KQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+13,898+2.3%610,607$2.84MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+9,246+8.7%115,808$539.00KQ2 2026Aug 14, 2026
Susquehanna Portfolio Strategies, LlcBuy+6,586+11.9%62,073$288.64KQ2 2026Aug 14, 2026
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Frequently asked questions about AVIR activity

  • Which institutional owners are buying AVIR?

    Institutional owners buying AVIR include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in AVIR activity?

    "Buy" means an investor increased their reported position in AVIR compared to the prior reporting period. This reflects growing exposure to ATEA PHARMACEUTICALS INC (AVIR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in AVIR increasing?

    Institutional interest in AVIR can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.