Security record
LNTH
Lantheus Holdings, Inc. · Healthcare · Drug Manufacturers - Specialty & Generic
130Tracked holders
+6Δ holders
56.22MShares held
$5.58BReported value
+14New positions
−7Exits
Momentum inputs (comparable managers):
holder breadth +4.8% ·
share flow -2.9% ·
net new positions +5.4%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 130 | +6 | 56.22M | $5.58B | +14 | −7 |
| Q1 2026 | 126 | +6 | 62.19M | $3.90B | +10 | −5 |
| Q4 2025 | 120 | -2 | 60.97M | $3.47B | +2 | −3 |
| Q3 2025 | 20 | +2 | 33.16M | $1.70B | +2 | −1 |
| Q2 2025 | 16 | -2 | 29.15M | $2.39B | +1 | −3 |
| Q1 2025 | 15 | 0 | 7.80M | $761.04M | — | — |
| Q4 2024 | 15 | 0 | 6.76M | $604.90M | +2 | −2 |
| Q3 2024 | 14 | 0 | 4.84M | $531.32M | +1 | −1 |
| Q2 2024 | 14 | — | 5.72M | $459.02M | — | — |
Who holds it · Q2 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 8.40M | +2.6% | $931.63M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 18 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 19 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 20 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 21 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 23 | Fidelity (FMR) ✦ | 3.88M | -16.1% | $430.44M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 24 | Vanguard Capital Management Llc | 2.93M | +0.6% | $325.30M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 25 | American Century Companies Inc | 2.82M | +58.1% | $312.47M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 26 | State Street Global Advisors ✦ (passive) | 2.50M | +2.9% | $277.43M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 27 | State Street Global Advisors ✦ (passive) | 2.50M | +2.9% | $277.43M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 28 | T. Rowe Price ✦ | 1.90M | +107.0% | $211.16M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 29 | T. Rowe Price ✦ | 1.90M | +107.0% | $211.16M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 30 | Geode Capital Management ✦ (passive) | 1.84M | +4.3% | $204.32M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 31 | Geode Capital Management ✦ (passive) | 1.84M | +4.3% | $204.32M | 0.0% | ▲ Add | 9 | SEC ↗ |
| 32 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 33 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 34 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 40 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 41 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 42 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 43 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 44 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 45 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 46 | Morgan Stanley ✦ | 1.73M | +4.8% | $191.52M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 47 | Dimensional Fund Advisors Lp | 1.47M | +6.3% | $162.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | Dimensional Fund Advisors Lp | 1.47M | +6.3% | $162.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 49 | Dimensional Fund Advisors Lp | 1.47M | +6.3% | $162.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | Dimensional Fund Advisors Lp | 1.47M | +6.3% | $162.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | Dimensional Fund Advisors Lp | 1.47M | +6.3% | $162.66M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | Assenagon Asset Management S.A. | 1.43M | +980.7% | $158.64M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 53 | Assenagon Asset Management S.A. | 1.43M | +980.7% | $158.64M | 0.1% | ▲ Add | 3 | SEC ↗ |
| 54 | Citadel Advisors ✦ | 1.38M | +383.8% | $152.71M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 55 | Swedbank AB | 1.20M | -2.2% | $133.27M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 56 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 57 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 58 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 59 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 60 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 61 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 62 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 63 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 64 | Wellington Management ✦ | 1.01M | +31.8% | $112.39M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 65 | Brown Advisory Inc | 915.68K | +33.2% | $101.59M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 66 | Brown Advisory Inc | 915.68K | +33.2% | $101.59M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 67 | Brown Advisory Inc | 915.68K | +33.2% | $101.59M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 68 | UBS Group AG | 835.49K | -3.7% | $92.69M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 69 | UBS Group AG | 835.49K | -3.7% | $92.69M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | UBS Group AG | 835.49K | -3.7% | $92.69M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 71 | UBS Group AG | 835.49K | -3.7% | $92.69M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 72 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 73 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 74 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 75 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 76 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 77 | Northern Trust Corp | 818.39K | +1.7% | $90.79M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 78 | Goldman Sachs Group ✦ | 814.10K | +46.5% | $90.32M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 79 | Goldman Sachs Group ✦ | 814.10K | +46.5% | $90.32M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 80 | Goldman Sachs Group ✦ | 814.10K | +46.5% | $90.32M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 81 | Goldman Sachs Group ✦ | 814.10K | +46.5% | $90.32M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 82 | Marshall Wace ✦ | 773.98K | +26.5% | $85.87M | 0.1% | ▲ Add | 9 | SEC ↗ |
| 83 | Marshall Wace ✦ | 773.98K | +26.5% | $85.87M | 0.1% | ▲ Add | 9 | SEC ↗ |
| 84 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 85 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 86 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 87 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 88 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 89 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 90 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 91 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 92 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 93 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 94 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 95 | JPMorgan Chase ✦ | 699.23K | -5.4% | $76.95M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 96 | Nomura Asset Management… | 671.04K | -20.1% | $74.44M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 97 | Nomura Asset Management… | 671.04K | -20.1% | $74.44M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 98 | Charles Schwab Investment… | 665.46K | +1.2% | $73.83M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 99 | Td Asset Management Inc | 653.74K | -42.3% | $72.53M | 0.1% | ▼ Trim | 3 | SEC ↗ |
| 100 | Point72 Asset Management ✦ | 629.81K | -35.4% | $69.87M | 0.1% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Mackenzie Financial Corp | $54.20M | was 0.1% |
| Healthcare Of Ontario Pension… | $45.42M | was 0.1% |
| Alyeska Investment Group, L.P. | $23.18M | was 0.1% |
| Renaissance Technologies | $5.85M | was 0.0% |
| Toronto Dominion Bank | $1.09M | was 0.0% |
| Sumitomo Mitsui Trust Group… | $230,053 | was 0.0% |
| Cibc World Market Inc. | $227,550 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 401 holders, 70.59M shares, $5.23B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Aug 13
SC 13G/A — FARALLON CAPITAL MANAGEMENT, L.L.C.
Jul 31
SC 13G — VANGUARD PORTFOLIO MANAGEMENT LLC
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2026 ·
Methodology ·
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