LANTHEUS HOLDINGS INC (LNTH) Stock Institutional Trading Activity


LANTHEUS HOLDINGS INC (LNTH) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC and Torray Fund. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCBuy15,95175,782$5,043,292
Q3 2025Renaissance Technologies LLCBuy18,73159,831$3,068,732
Q2 2025Torray FundSell-3819,061$1,560,333
Q1 2025Renaissance Technologies LLCSell-68,00041,100$4,011,360
Q1 2025Torray FundSell-6719,099$1,864,062
Q4 2024Renaissance Technologies LLCSell-252,931109,100$9,760,086
Q4 2024Torray FundBuy2,78819,166$1,714,590
Q3 2024Renaissance Technologies LLCBuy146,600362,031$39,732,902
Q3 2024Torray FundSell-9,70016,378$1,797,486
Q2 2024Renaissance Technologies LLCBuy126,700215,431$17,296,955
Q2 2024Torray FundSell-243,13726,078$2,093,803
Q1 2024Renaissance Technologies LLCSell-162,70088,731$5,523
Q1 2024Torray FundBuy244,899269,215$1,526,000
Q4 2023Torray FundBuy39624,316$1,507,592
Q3 2023Renaissance Technologies LLCSell-126,900251,431$17,469
Q3 2023Torray FundBuy69823,920$1,661,962
Q2 2023Renaissance Technologies LLCBuy152,931378,331$31,750
Q2 2023Torray FundBuy10423,222$1,948,790
Q1 2023Renaissance Technologies LLCSell-257,575225,400$18,609
Q1 2023Torray FundBuy5,76023,118$1,908,622
Q4 2022Renaissance Technologies LLCBuy32,544482,975$24,612
Q4 2022Torray FundBuy17,35817,358$884,564
Q3 2022Renaissance Technologies LLCBuy33,900450,431$31,679
Q2 2022Renaissance Technologies LLCBuy129,700416,531$27,504
Q1 2022Renaissance Technologies LLCBuy259,673286,831$15,865
Q3 2021Renaissance Technologies LLCSell-95,67327,158$697
Q4 2020Renaissance Technologies LLCSell-10,133122,831$1,657
Q3 2020Renaissance Technologies LLCSell-238,647132,964$1,685
Q2 2020Renaissance Technologies LLCSell-885,989371,611$5,314
Q1 2020Renaissance Technologies LLCSell-148,2001,257,600$16,047

Frequently asked questions about LNTH activity

  • Which institutional owners are buying LNTH?

    Institutional owners buying LNTH 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 LNTH activity?

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

  • Is institutional interest in LNTH increasing?

    Institutional interest in LNTH 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.