Institutional shares held 73 Million
598K calls
371K puts
Total value of holdings $7.02B
$57.5M calls
$35.6M puts
Market Cap $6.61B
68,741,904 Shares Out.
Institutional ownership 106.19%
# of Institutions 536


Latest Institutional Activity in LNTH

Top Purchases

Q1 2025
Gamma Investing LLC Shares Held: 128K ($12.4M)
Q1 2025
J2 Capital Management Inc Shares Held: 4.07K ($391K)
Q1 2025
Rhumbline Advisers Shares Held: 216K ($20.8M)
Q1 2025
Fifth Third Wealth Advisors LLC Shares Held: 2.13K ($204K)
Q1 2025
Silverberg Bernstein Capital Management LLC Shares Held: 21.1K ($2.03M)

Top Sells

Q1 2025
Reinhart Partners, Inc. Shares Held: 1.21M ($116M)
Q1 2025
Legacy Wealth Asset Management, LLC Shares Held: 7.61K ($732K)
Q1 2025
E. Ohman J:Or Asset Management Ab Shares Held: 23.7K ($2.28M)
Q4 2024
Lazard Asset Management LLC Shares Held: 244K ($23.4M)
Q4 2024
Hood River Capital Management LLC Shares Held: 759K ($73M)

About LNTH

Lantheus Holdings, Inc. develops, manufactures, and commercializes diagnostic and therapeutic products that assist clinicians in the diagnosis and treatment of heart, cancer, and other diseases worldwide. It provides DEFINITY, a microbubble ultrasound enhancing agent used in ultrasound exams of the heart; TechneLite, a technetium generator for nuclear medicine; Xenon-133 to assess pulmonary function; Neurolite to identify the area within the brain where blood flow has been blocked or reduced due to stroke; Cardiolite, an injectable Tc-99m-labeled imaging agent; Thallium-201 to detect cardiovascular disease; and Gallium-67 to detect various infections and cancerous tumors. The company also offers AZEDRA, a radiotherapeutic to treat adult and pediatric patients; Automated Bone Scan Index that calculates the disease burden of prostate cancer by quantifying the hotspots on bone scans; and Cobalt (Co 57), a non-pharmaceutical radiochemical; RELISTOR for opioid-induced constipation; and PYLARIFY for visualization of lymph nodes, bone, and soft tissue metastases to determine the presence or absence of recurrent and/or metastatic prostate cancer. It also develops flurpiridaz F 18 to assess blood flow to the heart; 1095, a PSMA-targeted iodine-131 labeled small molecule; LMI 1195 for neuroblastoma tumors in pediatric and adults; PYLARIFY AI, an AI-based medical device software to perform standardized quantitative assessment of PSMA PET/CT images in prostate cancer; and leronlimab, an investigational humanized monoclonal antibody. The company serves radio pharmacies, distributors, integrated delivery networks, hospitals, clinics, and group practices. It has strategic partnerships with NanoMab Technology Limited; Bausch Health Companies, Inc.; GE Healthcare Limited; Curium; Bayer AG; CytoDyn Inc.; ROTOP; FUJIFILM; Regeneron Pharmaceuticals, Inc.; and POINT Biopharma US Inc. The company was founded in 1956 and is headquartered in North Billerica, Massachusetts.


Insider Transactions at LNTH

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
351K Shares
From 20 Insiders
Grant, award, or other acquisition 292K shares
Exercise of conversion of derivative security 50.2K shares
Bona fide gift 8.62K shares
Sell / Disposition
261K Shares
From 19 Insiders
Bona fide gift 11K shares
Open market or private sale 172K shares
Payment of exercise price or tax liability 78.3K shares

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