LANTHEUS HOLDINGS INC (LNTH) Institutional Ownership

LNTH is currently held by 2 institutional investors tracked by InsiderSet, with a combined reported market value of approximately $6.15M based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026.

The largest disclosed holder is Renaissance Technologies LLC, which reported ownership valued at approximately $5.85M in its March 31, 2026 13F filing. Based on current market prices and the latest disclosed share count, Renaissance Technologies LLC's LNTH position is now estimated to be worth approximately $7.96M, representing an estimated gain of +36.04% since the filing period.

Major shareholders tracked on this page include Renaissance Technologies LLC, Sequoia Financial Advisors, and other prominent asset managers. Collectively, these investors account for approximately 100% of the total disclosed value among the investors covered in this analysis.

This page tracks fund ownership trends, hedge fund exposure, portfolio concentration, historical 13F filings, and estimated holding performance to help investors analyze smart money sentiment toward LANTHEUS HOLDINGS INC (LNTH).

Institutional Ownership Trend

Portfolio quarterInstitutional holdersTotal reported valueTotal shares
Q1 20262$6,151,28481,098
Q4 20251$5,043,29275,782
Q3 20251$3,068,73259,831
Q2 20251$1,560,33319,061
Q1 20252$5,875,42260,199
Q4 20242$11,474,676128,266
Q3 20242$41,530,388378,409
Q2 20242$19,390,758241,509
Q1 20242$1,531,523357,946
Q4 20231$1,507,59224,316
Q3 20232$1,679,431275,351
Q2 20232$1,980,540401,553
LNTH Institutional Ownership and 13F Activity Q1 2026 | InsiderSet