Lantheus Holdings, Inc.
LNTH- Exchange
- Nasdaq
- Industry
- In Vitro & In Vivo Diagnostic Substances
- SEC CIK
- 0001521036
No open-market purchases or sales by Lantheus Holdings, Inc. insiders were filed in the last 90 days; 467 institutions reported holding it in 13F filings for Q2 2026, worth $8.34B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Lantheus Holdings, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 408
- +23 vs. Q4 2025
- Shares held
- 72.7M
- +11.2M (+18.2%) vs. Q4 2025
- Total value
- $5.51B
- +$1.42B (+34.6%) vs. Q4 2025
- New holders
- 70
- 143 more added
- Sold out
- 47
- 132 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting LNTH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 467 | $8.34B |
| Q1 2026 | 408 | $5.51B |
| Q4 2025 | 393 | $4.62B |
| Q3 2025 | 420 | $3.66B |
| Q2 2025 | 477 | $6.63B |
| Q1 2025 | 526 | $7.58B |
| Q4 2024 | 489 | $6.69B |
| Q3 2024 | 503 | $7.72B |
| Q2 2024 | 454 | $5.49B |
| Q1 2024 | 409 | $4.19B |
| Q4 2023 | 401 | $4.31B |
| Q3 2023 | 401 | $4.90B |
| Q2 2023 | 433 | $5.71B |
| Q1 2023 | 388 | $5.54B |
| Q4 2022 | 366 | $3.36B |
| Q3 2022 | 353 | $4.74B |
| Q2 2022 | 323 | $4.44B |
| Q1 2022 | 276 | $3.67B |
| Q4 2021 | 197 | $1.87B |
| Q3 2021 | 181 | $1.62B |
| Q2 2021 | 192 | $1.77B |
| Q1 2021 | 161 | $1.31B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Lantheus Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Universal- Beteiligungs- und Servicegesellschaft mbH | 58,718 | $4.45M | 0.01% | −2,996−4.9% | Reduced |
| Man Group plc | 58,131 | $4.41M | 0.01% | −592−1.0% | Reduced |
| Lido Advisors, LLC | 56,855 | $4.31M | 0.02% | −5,350−8.6% | Reduced |
| State Board of Administration of Florida Retirement System | 51,271 | $3.89M | 0.01% | +33,668+191.3% | Added |
| Mutual of America Capital Management LLC | 49,939 | $3.79M | 0.04% | −2,249−4.3% | Reduced |
| Rice Hall James & Associates, LLC | 46,850 | $3.55M | 0.20% | +2,202+4.9% | Added |
| Intech Investment Management LLC | 44,826 | $3.40M | 0.03% | −36,395−44.8% | Reduced |
| Bridgewater Associates, LP | 43,720 | $3.32M | 0.01% | −122,986−73.8% | Reduced |
| Stifel Financial Corp | 43,311 | $3.29M | 0.00% | −16,658−27.8% | Reduced |
| Isthmus Partners, LLC | 43,185 | $3.28M | 0.34% | +4,417+11.4% | Added |
| Woodline Partners LP | 42,382 | $3.21M | 0.01% | 00.0% | Unchanged |
| Clark Estates Inc | 42,000 | $3.19M | 0.77% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 41,134 | $3.12M | 0.00% | +41,134 | New |
| Kornitzer Capital Management Inc | 40,385 | $3.06M | 0.07% | 00.0% | Unchanged |
| Oak Associates, Ltd | 40,082 | $3.04M | 0.20% | +918+2.3% | Added |
| Nordea Investment Management AB | 41,101 | $3.01M | 0.00% | −2,251−5.2% | Reduced |
| Great Lakes Advisors, LLC | 39,660 | $3.01M | 0.02% | +7,125+21.9% | Added |
| Harbor Capital Advisors, Inc. | 38,732 | $2.94M | 0.24% | +6,136+18.8% | Added |
| Federated Hermes, Inc. | 38,504 | $2.92M | 0.00% | +2,274+6.3% | Added |
| Great West Life Assurance Co | 38,349 | $2.91M | 0.01% | −513−1.3% | Reduced |
| RE Advisers Corp | 37,900 | $2.87M | 0.08% | +8,600+29.4% | Added |
| E. Ohman J:or Asset Management AB | 36,937 | $2.80M | 0.07% | +2,999+8.8% | Added |
| Campbell Newman Asset Management Inc | 35,206 | $2.67M | 0.22% | +590+1.7% | Added |
| Teachers Retirement System of the State of Kentucky | 33,264 | $2.52M | 0.02% | +12,943+63.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 32,412 | $2.46M | 0.00% | −1,288−3.8% | Reduced |
| Silverberg Bernstein Capital Management LLC | 32,179 | $2.44M | 1.34% | +300+0.9% | Added |
| Expect Equity LLC | 32,073 | $2.43M | 1.89% | +2,374+8.0% | Added |
| Toroso Investments, LLC | 31,565 | $2.39M | 0.01% | +12,297+63.8% | Added |
| KLP Kapitalforvaltning AS | 31,223 | $2.37M | 0.01% | −3,100−9.0% | Reduced |
| Heron Bay Capital Management | 30,992 | $2.35M | 0.22% | +6,204+25.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 30,814 | $2.34M | 0.01% | −23,671−43.4% | Reduced |
| State of Tennessee, Treasury Department | 30,744 | $2.33M | 0.01% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 30,731 | $2.33M | 0.01% | −9,584−23.8% | Reduced |
| Amalgamated Bank | 28,690 | $2.18M | 0.02% | +745+2.7% | Added |
| Handelsbanken Fonder AB | 27,600 | $2.09M | 0.01% | +6,900+33.3% | Added |
| 1492 Capital Management LLC | 27,424 | $2.08M | 0.79% | +27,424 | New |
| Cetera Investment Advisers | 25,449 | $1.93M | 0.00% | +500+2.0% | Added |
| Oppenheimer Asset Management Inc. | 24,505 | $1.86M | 0.02% | −1,628−6.2% | Reduced |
| Gabelli Funds LLC | 24,000 | $1.82M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 23,785 | $1.80M | 0.00% | +3,795+19.0% | Added |
| Gotham Asset Management, LLC | 23,460 | $1.78M | 0.01% | −2,941−11.1% | Reduced |
| Baird Financial Group, Inc. | 23,343 | $1.77M | 0.00% | +23,343 | New |
| Villanova Investment Management Co LLC | 23,229 | $1.76M | 1.81% | +519+2.3% | Added |
| Keybank National Association | 22,800 | $1.73M | 0.01% | −20,831−47.7% | Reduced |
| Assetmark, Inc | 22,495 | $1.71M | 0.00% | −95,805−81.0% | Reduced |
| S&T Bank | 22,027 | $1.67M | 0.62% | −19,813−47.4% | Reduced |
| Hancock Whitney Corp | 19,569 | $1.66M | 0.03% | +1,296+7.1% | Added |
| Royal Bank of Canada | 21,230 | $1.61M | 0.00% | −27,929−56.8% | Reduced |
| Ashton Thomas Private Wealth, LLC | 21,073 | $1.60M | 0.04% | −627−2.9% | Reduced |
| Natixis Advisors, L.P. | 21,022 | $1.59M | 0.00% | +21,022 | New |
| New York State Common Retirement Fund | 20,531 | $1.56M | 0.00% | −1,600−7.2% | Reduced |
| Chase Investment Counsel Corp | 20,000 | $1.52M | 0.40% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 19,992 | $1.52M | 0.02% | −1,179−5.6% | Reduced |
| Linden Thomas Advisory Services, LLC | 19,725 | $1.50M | 0.14% | −1,014−4.9% | Reduced |
| South Dakota Investment Council | 19,359 | $1.47M | 0.03% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 19,200 | $1.46M | 0.03% | +900+4.9% | Added |
| Milestone Asset Management, LLC | 19,033 | $1.44M | 0.27% | −1,139−5.6% | Reduced |
| Janney Montgomery Scott LLC | 18,542 | $1.41M | 0.00% | −705−3.7% | Reduced |
| Arizona State Retirement System | 18,215 | $1.38M | 0.01% | −758−4.0% | Reduced |
| Captrust Financial Advisors | 18,085 | $1.37M | 0.00% | −4,518−20.0% | Reduced |
| Portland Investment Counsel Inc. | 18,000 | $1.37M | 0.44% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 17,619 | $1.34M | 0.01% | −282−1.6% | Reduced |
| Ameritas Investment Partners, Inc. | 17,594 | $1.33M | 0.04% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 17,539 | $1.33M | 0.01% | +17,539 | New |
| Brinker Capital Investments, LLC | 17,206 | $1.31M | 0.01% | +3,038+21.4% | Added |
| Fifth Third Bancorp | 17,054 | $1.29M | 0.00% | +16,493+2,939.9% | Added |
| Crescent Grove Advisors, LLC | 16,907 | $1.28M | 0.13% | −4,166−19.8% | Reduced |
| Vanguard Investments Australia, Ltd. | 16,736 | $1.27M | 0.00% | +16,736 | New |
| Vident Advisory, LLC | 16,680 | $1.27M | 0.01% | −28,083−62.7% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 16,615 | $1.26M | 0.01% | +21+0.1% | Added |
| State of Michigan Retirement System | 16,000 | $1.21M | 0.01% | +300+1.9% | Added |
| Formula Growth Ltd | 16,000 | $1.21M | 0.55% | +16,000 | New |
| Sidoxia Capital Management, LLC | 15,262 | $1.16M | 1.00% | +15,262 | New |
| Thrivent Financial for Lutherans | 14,941 | $1.13M | 0.00% | +9+0.1% | Added |
| Northwestern Mutual Investment Management Company, LLC | 14,856 | $1.13M | 0.02% | +20+0.1% | Added |
| Toronto Dominion Bank | 14,311 | $1.09M | 0.00% | +14,299+119,158.3% | Added |
| New Mexico Educational Retirement Board | 14,100 | $1.07M | 0.03% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 13,951 | $1.06M | 0.02% | +2,368+20.4% | Added |
| Wiley Bros.-Aintree Capital, LLC | 13,575 | $1.03M | 0.01% | −278−2.0% | Reduced |
| Oregon Public Employees Retirement Fund | 13,559 | $1.03M | 0.01% | +300+2.3% | Added |
| Three Seasons Wealth, LLC | 13,495 | $1.02M | 0.39% | +3,893+40.5% | Added |
| Martin Capital Advisors, LLP | 12,992 | $985.4K | 0.62% | −1,174−8.3% | Reduced |
| Pathstone Holdings, LLC | 12,569 | $953.4K | 0.00% | +362+3.0% | Added |
| New Age Alpha Advisors, LLC | 12,385 | $939.4K | 0.04% | −285−2.2% | Reduced |
| Steward Partners Investment Advisory, LLC | 12,382 | $939.2K | 0.00% | +958+8.4% | Added |
| ProShare Advisors LLC | 12,135 | $920.4K | 0.00% | −2,776−18.6% | Reduced |
| Empowered Funds, LLC | 11,979 | $908.6K | 0.01% | +11,979 | New |
| AE Wealth Management LLC | 11,577 | $878.1K | 0.00% | +4,134+55.5% | Added |
| Moody National Bank Trust Division | 11,485 | $871.1K | 0.08% | +72+0.6% | Added |
| Pictet Asset Management Holding SA | 11,402 | $864.8K | 0.00% | +744+7.0% | Added |
| Prudential Financial Inc | 11,300 | $857.1K | 0.00% | +6,155+119.6% | Added |
| Trueblood Wealth Management, LLC | 11,043 | $837.6K | 0.33% | 00.0% | Unchanged |
| TownSquare Capital, LLC | 10,856 | $823.4K | 0.19% | +3,234+42.4% | Added |
| Commonwealth Equity Services, LLC | 10,753 | $815.6K | 0.00% | +4,072+60.9% | Added |
| Bank of Montreal | 10,576 | $802.2K | 0.00% | −4,306−28.9% | Reduced |
| Cresset Asset Management, LLC | 10,572 | $801.9K | 0.00% | +401+3.9% | Added |
| SG Americas Securities, LLC | 10,209 | $774.0K | 0.00% | −3,270−24.3% | Reduced |
| American Assets Inc | 12,600 | $763.7K | 0.26% | −4,400−25.9% | Reduced |
| Waterfront Wealth Inc. | 9,843 | $746.6K | 0.14% | −8,675−46.8% | Reduced |
| Quantinno Capital Management LP | 9,772 | $741.2K | 0.00% | +3,601+58.4% | Added |