KORRO BIO INC (KRRO) Institutional Ownership Changes & 13F Activity

KORRO BIO INC (KRRO). 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 Kalehua Capital Management Llc, Adage Capital Partners Gp, L.L.C., Atlas Venture Life Science Advisors, Llc, Balyasny Asset Management L.P., and Goldman Sachs Group Inc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+9,476+30.7%40,390$532.34KQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+9393$1.23KQ2 2026Aug 24, 2026
Kalehua Capital Management LlcBuy+405,040405,040$5.34MQ2 2026Aug 19, 2026
Mercer Global Advisors IncBuy+12,88812,888$169.86KQ2 2026Aug 19, 2026
Adage Capital Partners Gp, L.L.C.Buy+312,568+136.9%540,968$7.13MQ2 2026Aug 14, 2026
Balyasny Asset Management L.P.Sell-88,271-8.5%951,783$12.54MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+66,442+131.5%116,983$1.54MQ2 2026Aug 14, 2026
Millennium Management LlcBuy+54,828+86.2%118,434$1.56MQ2 2026Aug 14, 2026
Bank Of America CorpBuy+51,70751,707$681.50KQ2 2026Aug 14, 2026
Trexquant Investment LpSell-44,726-79.6%11,482$151.33KQ2 2026Aug 14, 2026
D. E. Shaw & Co., Inc.Buy+34,21334,213$450.93KQ2 2026Aug 14, 2026
Aqr Capital Management LlcBuy+31,219+11.7%298,974$3.94MQ2 2026Aug 14, 2026
Hsbc Holdings PlcBuy+17,81217,812$232.80KQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+17,63417,634$233.00KQ2 2026Aug 14, 2026
Engineers Gate Manager LpSell-13,485-56.9%10,217$134.66KQ2 2026Aug 14, 2026
Xtx Topco LtdSell-12,653-20.9%47,819$630.25KQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+12,599+7.6%178,071$2.35MQ2 2026Aug 14, 2026
Alliancebernstein L.P.Buy+12,18012,180$137.88KQ2 2026Aug 14, 2026
Cerity Partners LlcBuy+10,79410,794$142.26KQ2 2026Aug 14, 2026
Charles Schwab Investment Management IncBuy+10,716+80.0%24,110$317.77KQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+6,975+269.4%9,564$126.05KQ2 2026Aug 14, 2026
Boothbay Fund Management, LlcSell-6,147-14.6%35,853$472.54KQ2 2026Aug 14, 2026
Raymond James Financial IncBuy+6,082+14.2%48,920$644.76KQ2 2026Aug 14, 2026
Susquehanna Portfolio Strategies, LlcSell-5,625-29.4%13,500$177.93KQ2 2026Aug 14, 2026
Mirae Asset Global Etfs Holdings Ltd.Buy+1,916+59.6%5,130$67.61KQ2 2026Aug 14, 2026
Legal & General Group PlcBuy+556+105.7%1,082$14.26KQ2 2026Aug 14, 2026
Royal Bank Of CanadaBuy+248+238.5%352$4.00KQ2 2026Aug 14, 2026
Jpl Wealth Management, LlcBuy+1+50.0%3$40.00Q2 2026Aug 14, 2026
Osaic Holdings, Inc.Sell-1-0.7%134$1.77KQ2 2026Aug 14, 2026
Atlas Venture Life Science Advisors, LlcSell-174,265-15.3%962,884$12.69MQ2 2026Aug 13, 2026
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Frequently asked questions about KRRO activity

  • Which institutional owners are buying KRRO?

    Institutional owners buying KRRO 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 KRRO activity?

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

  • Is institutional interest in KRRO increasing?

    Institutional interest in KRRO 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.