| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | FMR Inc | 24.27M (14.71%) | -3.43M Decreased by -14.15% | Dec 31, 25 |
| 2 | Suvretta Capital Management, LLC | 7.58M (4.59%) | 972.40K Increased by +12.83% | Mar 31, 26 |
| 3 | RA Capital Management, LLC | 7.51M (4.55%) | 0.00 Increased by 0.00% | Dec 31, 24 |
| 4 | T. Rowe Price Associates, Inc. | 6.73M (4.08%) | -78.30K Decreased by -1.16% | Mar 31, 25 |
| 5 | Hillhouse Capital Advisors, Ltd. | 5.98M (3.63%) | 0.00 Increased by 0.00% | Dec 31, 25 |
| 6 | Deerfield Management Co | 5.93M (3.60%) | 2.97M Increased by +50.06% | Dec 31, 25 |
| 7 | Westfield Capital Management Company, L.P. | 5.76M (3.49%) | -401.20K Decreased by -6.96% | Mar 31, 26 |
| 8 | Westfield Capital Management Company, LP | 5.04M (3.05%) | 266.30K Increased by +5.29% | Sep 30, 24 |
| 9 | BlackRock Inc | 4.28M (2.59%) | -217.71K Decreased by -5.09% | Dec 31, 25 |
| 10 | Amvescap Plc. | 2.94M (1.78%) | -373.27K Decreased by -12.71% | Mar 31, 25 |
| 11 | Citadel Advisors Llc | 2.90M (1.76%) | 1.59M Increased by +54.68% | Dec 31, 24 |
| 12 | Point72 Asset Management, L.P. | 2.78M (1.69%) | 2.78M Increased by +100.00% | Dec 31, 25 |
| 13 | Capital World Investors | 2.39M (1.45%) | 0.00 Increased by 0.00% | Mar 31, 24 |
| 14 | Massachusetts Financial Services Company | 2.27M (1.38%) | 6.71K Increased by +0.30% | Mar 31, 25 |
| 15 | Artisan Partners Limited Partnership | 2.25M (1.37%) | -86.59K Decreased by -3.84% | Mar 31, 26 |
| 16 | The Goldman Sachs Group Inc | 2.17M (1.32%) | 1.12M Increased by +51.46% | Dec 31, 25 |
| 17 | HHG PLC | 2.13M (1.29%) | 32.35K Increased by +1.52% | Sep 30, 25 |
| 18 | Wellington Management Company LLP | 1.86M (1.13%) | -263.51K Decreased by -14.19% | Mar 31, 25 |
| 19 | Adage Capital Partners Gp LLC | 1.71M (1.04%) | 860.41K Increased by +50.36% | Sep 30, 23 |
| 20 | Millennium Management LLC | 1.66M (1.01%) | 1.29M Increased by +77.63% | Jun 30, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Fidelity OTC | 4.68M (2.84%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 2 | Invesco Developing Markets A | 2.69M (1.63%) | 0.00 Increased by 0.00% | May 31, 25 |
| 3 | Invesco Emerging Markets Equity | 2.69M (1.63%) | -277.61K Decreased by -10.33% | Mar 31, 25 |
| 4 | Fidelity Select Health Care | 2.60M (1.58%) | -200.00K Decreased by -7.69% | Mar 31, 26 |
| 5 | Fidelity Select Pharmaceuticals Port | 2.52M (1.53%) | -76.10K Decreased by -3.02% | Mar 31, 26 |
| 6 | Fidelity Growth Compy Commingled Pl S | 2.45M (1.48%) | 15.11K Increased by +0.62% | Sep 30, 24 |
| 7 | Fidelity Growth Compy Commingled Pl O | 2.43M (1.47%) | 0.00 Increased by 0.00% | Aug 31, 24 |
| 8 | T. Rowe Price Growth Stock | 2.32M (1.41%) | 0.00 Increased by 0.00% | Sep 30, 24 |
| 9 | T. Rowe Price US Growth Stock Composite | 2.32M (1.41%) | -77.22K Decreased by -3.33% | Sep 30, 24 |
| 10 | Fidelity VIP Contrafund Initial | 2.14M (1.30%) | 0.00 Increased by 0.00% | Mar 31, 26 |
| 11 | Jupiter Merian Glb Eq AbsRet I USD Acc | 2.09M (1.26%) | 2.09M Increased by +100.00% | Dec 31, 25 |
| 12 | T. Rowe Price U.S. Growth Stock SMA | 2.07M (1.25%) | 2.07M Increased by +100.00% | Dec 31, 23 |
| 13 | Fidelity® Growth Company | 1.82M (1.10%) | 62.20K Increased by +3.42% | Nov 30, 23 |
| 14 | Fidelity Growth Company Fund | 1.76M (1.07%) | -3.75K Decreased by -0.21% | Sep 30, 24 |
| 15 | MFS Mid Cap Growth A | 1.56M (0.95%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 16 | MFS Mid Cap Growth Equity | 1.56M (0.95%) | -17.03K Decreased by -1.09% | Mar 31, 25 |
| 17 | T. Rowe Price Lrg Cp Gr I | 1.47M (0.89%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 18 | T. Rowe Price US Large-Cap Growth Equity | 1.47M (0.89%) | -6.43K Decreased by -0.44% | Mar 31, 25 |
| 19 | Strategic Advisers Fidelity US TtlStk | 1.47M (0.89%) | -135.30K Decreased by -9.21% | Mar 31, 26 |
| 20 | Vanguard Health Care Inv | 1.44M (0.87%) | 0.00 Increased by 0.00% | Mar 31, 25 |