DIANTHUS THERAPEUTICS INC (DNTH) Institutional Ownership Changes & 13F Activity

DIANTHUS THERAPEUTICS INC (DNTH). 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 T. Rowe Price Investment Management, Inc., Price T Rowe Associates Inc, Citadel Advisors Llc, Wellington Management Group Llp, and Ameriprise Financial Inc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Anchor Investment Management, LlcBuy+66$585.00Q2 2026Sep 15, 2026
Manufacturers Life Insurance Company, TheSell-2,409-3.7%62,829$6.12MQ2 2026Sep 09, 2026
Citadel Advisors LlcSell-635,572-39.5%974,911$95.03MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemBuy+1,479+3.6%42,063$4.10MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+280,649280,649$27.36MQ2 2026Aug 21, 2026
Mercer Global Advisors IncBuy+65,68365,683$6.40MQ2 2026Aug 19, 2026
Jefferies Financial Group Inc.Sell-196,524-97.1%5,886$573.77KQ2 2026Aug 17, 2026
Seven Fleet Capital Management LpBuy+10,465+19.3%64,723$6.31MQ2 2026Aug 17, 2026
Capstone Investment Advisors, LlcBuy+2,1212,121$206.75KQ2 2026Aug 17, 2026
T. Rowe Price Investment Management, Inc.Buy+2,596,274+200.9%3,888,456$379.05MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+1,367,998+119.3%2,514,946$245.16MQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+634,099+24.4%3,229,882$314.85MQ2 2026Aug 14, 2026
Ameriprise Financial IncBuy+531,999531,999$51.86MQ2 2026Aug 14, 2026
Catalio Capital Management, LpSell-527,367-94.1%32,941$3.21MQ2 2026Aug 14, 2026
Logos Global Management LpBuy+400,000+100.0%800,000$77.98MQ2 2026Aug 14, 2026
Balyasny Asset Management L.P.Sell-312,080-65.8%162,005$15.79MQ2 2026Aug 14, 2026
Sio Capital Management, LlcSell-310,791-84.0%59,254$5.78MQ2 2026Aug 14, 2026
Braidwell LpSell-304,802-33.9%594,562$57.96MQ2 2026Aug 14, 2026
Samlyn Capital, LlcSell-234,789-54.5%196,326$19.14MQ2 2026Aug 14, 2026
Cormorant Asset Management, LpSell-200,000-21.1%750,000$73.11MQ2 2026Aug 14, 2026
Millennium Management LlcSell-170,124-64.9%91,838$8.95MQ2 2026Aug 14, 2026
Qube Research & Technologies LtdBuy+166,570+548.8%196,924$19.20MQ2 2026Aug 14, 2026
Goldman Sachs Group IncSell-165,849-30.3%382,161$37.25MQ2 2026Aug 14, 2026
Fred Alger Management, LlcBuy+140,570+12.1%1,302,493$126.97MQ2 2026Aug 14, 2026
Nicholas Investment Partners, LpBuy+135,519+264.4%186,769$18.21MQ2 2026Aug 14, 2026
Lord, Abbett & Co. LlcBuy+122,975+41.1%422,185$41.16MQ2 2026Aug 14, 2026
Stempoint Capital LpBuy+115,349+134.9%200,851$19.58MQ2 2026Aug 14, 2026
Orbimed Advisors LlcBuy+115,000115,000$11.21MQ2 2026Aug 14, 2026
Lmr Partners LlpBuy+107,551+92.4%223,995$21.84MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+107,455107,455$10.47MQ2 2026Aug 14, 2026
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Frequently asked questions about DNTH activity

  • Which institutional owners are buying DNTH?

    Institutional owners buying DNTH 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 DNTH activity?

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

  • Is institutional interest in DNTH increasing?

    Institutional interest in DNTH 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.