LNTH Lantheus Holdings, Inc.
Lantheus Holdings, Inc. (LNTH) Institutional Ownership
What the institutions did with LNTH last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| BlackRock, Inc. | 8.4M | 11.0% |
| FARALLON CAPITAL MANAGEMENT LLC | 5.6M | 7.3% |
| Jupiter Topco LLC | 5.2M | 6.8% |
| FMR LLC | 3.9M | 5.1% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.2M | 4.3% |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.9M | 3.9% |
| AMERICAN CENTURY COMPANIES INC | 2.8M | 3.7% |
| STATE STREET CORP | 2.5M | 3.3% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1.9M | 2.5% |
| GEODE CAPITAL MANAGEMENT, LLC | 1.8M | 2.4% |
| MORGAN STANLEY | 1.7M | 2.3% |
| REINHART PARTNERS, LLC. | 1.6M | 2.1% |
| DIMENSIONAL FUND ADVISORS LP | 1.5M | 1.9% |
| Assenagon Asset Management S.A. | 1.4M | 1.9% |
| CITADEL ADVISORS LLC | 1.4M | 1.8% |
| Carmignac Gestion | 1.3M | 1.8% |
| Swedbank AB | 1.2M | 1.6% |
| WELLINGTON MANAGEMENT GROUP LLP | 1.0M | 1.3% |
| BROWN ADVISORY INC | 915.7K | 1.2% |
| UBS Group AG | 835.5K | 1.1% |
| NORTHERN TRUST CORP | 818.4K | 1.1% |
| GOLDMAN SACHS GROUP INC | 814.1K | 1.1% |
| MARSHALL WACE, LLP | 774.0K | 1.0% |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 753.0K | 1.0% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 699.6K | 0.9% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| Assenagon Asset Management S.A. | Increased | 132.3K | 1.4M | +1.3M |
| CITADEL ADVISORS LLC | Increased | 284.5K | 1.4M | +1.1M |
| AMERICAN CENTURY COMPANIES INC | Increased | 1.8M | 2.8M | +1.0M |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 919.7K | 1.9M | +983.6K |
| FMR LLC | Reduced | 4.6M | 3.9M | -746.5K |
| MACKENZIE FINANCIAL CORP | Sold Out | 714.6K | 0 | -714.6K |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | Sold Out | 598.9K | 0 | -598.9K |
| Holocene Advisors, LP | New | 0 | 547.0K | +547.0K |
| TD Asset Management Inc | Reduced | 1.1M | 653.7K | -479.8K |
| Longaeva Partners L.P. | Reduced | 383.9K | 29.1K | -354.9K |
| AMERIPRISE FINANCIAL INC | Increased | 269.9K | 619.3K | +349.4K |
| Point72 Asset Management, L.P. | Reduced | 974.2K | 629.8K | -344.4K |
| Alyeska Investment Group, L.P. | Sold Out | 305.5K | 0 | -305.5K |
| Epoch Investment Partners, Inc. | Reduced | 649.8K | 387.0K | -262.8K |
| Balyasny Asset Management L.P. | Reduced | 539.4K | 277.8K | -261.6K |
| GOLDMAN SACHS GROUP INC | Increased | 555.6K | 814.1K | +258.5K |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 768.9K | 1.0M | +244.2K |
| BROWN ADVISORY INC | Increased | 687.6K | 915.7K | +228.1K |
| BlackRock, Inc. | Increased | 8.2M | 8.4M | +214.4K |
| BANK OF AMERICA CORP /DE/ | Reduced | 531.6K | 330.3K | -201.4K |
| VICTORY CAPITAL MANAGEMENT INC | Increased | 269.5K | 470.1K | +200.6K |
| Polaris Capital Management, LLC | Reduced | 617.0K | 424.5K | -192.5K |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Reduced | 840.4K | 671.0K | -169.4K |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | Reduced | 399.6K | 232.6K | -167.0K |
| MARSHALL WACE, LLP | Increased | 611.7K | 774.0K | +162.2K |
| Penn Capital Management Company, LLC | New | 0 | 153.9K | +153.9K |
| PFM Health Sciences, LP | New | 0 | 146.4K | +146.4K |
| AQR CAPITAL MANAGEMENT LLC | Increased | 115.6K | 261.3K | +145.7K |
| RAYMOND JAMES FINANCIAL INC | Increased | 93.1K | 234.8K | +141.7K |
| Portolan Capital Management, LLC | Reduced | 417.4K | 288.7K | -128.7K |
| Invesco Ltd. | Reduced | 362.6K | 234.7K | -127.8K |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Increased | 577.6K | 699.6K | +121.9K |
| Defilade Capital Management, L.P. | Reduced | 249.4K | 132.7K | -116.7K |
| FRED ALGER MANAGEMENT, LLC | Reduced | 136.3K | 27.2K | -109.1K |
| NEW YORK STATE COMMON RETIREMENT FUND | Increased | 20.5K | 127.3K | +106.8K |
| FIL Ltd | Reduced | 216.7K | 114.3K | -102.4K |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Reduced | 346.8K | 246.8K | -100.0K |
| SECTOR GAMMA AS | Sold Out | 93.3K | 0 | -93.3K |
| DIMENSIONAL FUND ADVISORS LP | Increased | 1.4M | 1.5M | +86.7K |
| MILLENNIUM MANAGEMENT LLC | Increased | 255.2K | 336.4K | +81.2K |
| MORGAN STANLEY | Increased | 1.6M | 1.7M | +79.8K |
| RENAISSANCE TECHNOLOGIES LLC | Sold Out | 77.2K | 0 | -77.2K |
| BARCLAYS PLC | Reduced | 105.1K | 29.7K | -75.4K |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 1.8M | 1.8M | +75.4K |
| DEERFIELD MANAGEMENT COMPANY, L.P. | Reduced | 828.0K | 753.0K | -75.0K |
| STATE STREET CORP | Increased | 2.4M | 2.5M | +70.9K |
| ExodusPoint Capital Management, LP | Reduced | 216.3K | 150.0K | -66.3K |
| Integral Health Asset Management, LLC | Increased | 125.0K | 190.0K | +65.0K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 3.2M | 3.2M | +64.2K |
| DANSKE BANK A/S | New | 0 | 60.8K | +60.8K |
| Cambridge Investment Research Advisors, Inc. | Increased | 69.9K | 128.4K | +58.5K |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | Reduced | 186.2K | 139.2K | -47.0K |
| Verition Fund Management LLC | Reduced | 60.0K | 15.0K | -45.0K |
| CLARK ESTATES INC/NY | Sold Out | 42.0K | 0 | -42.0K |
| JPMORGAN CHASE & CO | Reduced | 739.5K | 699.2K | -40.2K |
| WELLS FARGO & COMPANY/MN | Increased | 117.4K | 156.5K | +39.1K |
| LPL Financial LLC | Reduced | 59.5K | 20.9K | -38.6K |
| THOMPSON SIEGEL & WALMSLEY LLC | Reduced | 177.0K | 138.7K | -38.2K |
| 1492 Capital Management LLC | Increased | 27.4K | 65.4K | +38.0K |
| FRANKLIN RESOURCES INC | Reduced | 71.8K | 33.8K | -38.0K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.