| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Group Inc | 18.27M (11.07%) | 49.15K Increased by +0.27% | Mar 31, 25 |
| 2 | BlackRock Inc | 16.05M (9.72%) | 15.94K Increased by +0.10% | Mar 31, 25 |
| 3 | Darwin Global Management, Ltd. | 15.40M (9.33%) | 2.44M Increased by +15.83% | Mar 31, 25 |
| 4 | T. Rowe Price Associates, Inc. | 12.92M (7.83%) | 219.13K Increased by +1.70% | Mar 31, 25 |
| 5 | Capital Research & Mgmt Co - Division 3 | 7.20M (4.36%) | 81.49K Increased by +1.13% | Mar 31, 25 |
| 6 | JPMorgan Chase & Co | 6.35M (3.85%) | 3.07M Increased by +48.28% | Mar 31, 25 |
| 7 | State Street Corporation | 5.91M (3.58%) | -24.81K Decreased by -0.42% | Mar 31, 24 |
| 8 | State Street Corp | 5.75M (3.48%) | -358.86K Decreased by -6.24% | Mar 31, 25 |
| 9 | Baker Bros Advisors LP | 5.38M (3.26%) | 373.76K Increased by +6.95% | Mar 31, 25 |
| 10 | Deep Track Capital, LP | 4.78M (2.90%) | -566.32K Decreased by -11.84% | Mar 31, 24 |
| 11 | Geode Capital Management, LLC | 4.29M (2.60%) | 201.59K Increased by +4.70% | Mar 31, 25 |
| 12 | Adage Capital Partners Gp LLC | 3.45M (2.09%) | 1.80M Increased by +52.20% | Mar 31, 25 |
| 13 | FMR Inc | 3.39M (2.06%) | -1.46M Decreased by -43.07% | Mar 31, 25 |
| 14 | Artisan Partners Limited Partnership | 3.22M (1.95%) | 90.93K Increased by +2.83% | Mar 31, 25 |
| 15 | RTW INVESTMENTS, LLC | 3.01M (1.83%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 16 | Ameriprise Financial Inc | 2.95M (1.79%) | 101.53K Increased by +3.44% | Mar 31, 25 |
| 17 | Suvretta Capital Management, LLC | 2.52M (1.53%) | 498.80K Increased by +19.78% | Jun 30, 24 |
| 18 | Fidelity International Ltd | 2.39M (1.45%) | -247.96K Decreased by -10.37% | Mar 31, 25 |
| 19 | AllianceBernstein L.P. | 2.36M (1.43%) | -86.53K Decreased by -3.66% | Dec 31, 24 |
| 20 | Macquarie Group Ltd | 2.36M (1.43%) | 48.95K Increased by +2.07% | Mar 31, 25 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Total Stock Mkt Idx Inv | 5.81M (3.52%) | 78.03K Increased by +1.34% | Apr 30, 25 |
| 2 | Vanguard US Total Market Shares ETF | 5.46M (3.31%) | 368.94K Increased by +6.76% | Sep 30, 24 |
| 3 | T. Rowe Price New Horizons | 4.61M (2.79%) | -62.37K Decreased by -1.35% | Mar 31, 25 |
| 4 | US Small-Cap Growth II Equity Comp | 4.61M (2.79%) | -138.04K Decreased by -2.99% | Mar 31, 25 |
| 5 | Vanguard Small Cap Index | 4.54M (2.75%) | 26.85K Increased by +0.59% | Apr 30, 25 |
| 6 | American Funds Growth Fund of Amer A | 4.54M (2.75%) | 63.68K Increased by +1.40% | Mar 31, 25 |
| 7 | Capital Group Growth Fnd of Amer Comp | 4.54M (2.75%) | 63.68K Increased by +1.40% | Mar 31, 25 |
| 8 | iShares Russell 2000 ETF | 4.25M (2.58%) | 718.00 Increased by +0.02% | Apr 30, 25 |
| 9 | Vanguard Institutional Extnd Mkt Idx Tr | 2.77M (1.68%) | 11.70K Increased by +0.42% | Apr 30, 25 |
| 10 | T. Rowe Price Health Sciences | 2.59M (1.57%) | -21.76K Decreased by -0.84% | Mar 31, 25 |
| 11 | Vanguard Small Cap Growth Index Inv | 2.53M (1.53%) | -2.71K Decreased by -0.11% | Apr 30, 25 |
| 12 | Bellevue Healthcare Ord | 2.41M (1.46%) | -805.59K Decreased by -33.39% | Nov 30, 23 |
| 13 | BioPharma Credit Ord | 2.33M (1.41%) | -2.54M Decreased by -109.23% | Jun 30, 24 |
| 14 | Delaware US Small Cap Core Equity (SMA) | 2.21M (1.34%) | -428.38K Decreased by -19.42% | Mar 31, 24 |
| 15 | Macquarie US Small Cap Core Equity | 2.21M (1.34%) | -428.38K Decreased by -19.42% | Mar 31, 24 |
| 16 | Pictet-Biotech P USD | 2.03M (1.23%) | -9.62K Decreased by -0.47% | Jul 31, 23 |
| 17 | T. Rowe Price Small-Cap Value | 1.96M (1.19%) | -4.10K Decreased by -0.21% | Sep 30, 23 |
| 18 | American Funds SMALLCAP World A | 1.84M (1.12%) | 0.00 Increased by 0.00% | Mar 31, 25 |
| 19 | T. Rowe Price Integrated US SmCapGrEq | 1.76M (1.07%) | 757.66K Increased by +43.02% | Dec 31, 24 |
| 20 | SPDR® S&P Biotech ETF | 1.75M (1.06%) | -25.56K Decreased by -1.46% | Apr 30, 25 |