| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Group Inc | 8.74M (9.64%) | -66.01K Decreased by -0.76% | Jun 30, 25 |
| 2 | Wellington Management Company LLP | 8.43M (9.30%) | -2.44M Decreased by -28.97% | Jun 30, 25 |
| 3 | BlackRock Inc | 8.36M (9.23%) | -117.13K Decreased by -1.40% | Mar 31, 25 |
| 4 | FMR Inc | 7.12M (7.85%) | 888.14K Increased by +12.48% | Mar 31, 25 |
| 5 | JPMorgan Chase & Co | 6.25M (6.90%) | 908.09K Increased by +14.52% | Sep 30, 24 |
| 6 | William Blair Investment Management, LLC | 4.40M (4.85%) | 770.51K Increased by +17.52% | Mar 31, 25 |
| 7 | Sachem Head Capital Management LP | 4.21M (4.65%) | 580.00K Increased by +13.76% | Jun 30, 25 |
| 8 | Viking Global Investors LP | 3.70M (4.08%) | 464.56K Increased by +12.55% | Sep 30, 24 |
| 9 | Abrams Bison Investments, LLC | 3.58M (3.95%) | 1.76M Increased by +49.16% | Jun 30, 25 |
| 10 | State Street Corp | 3.00M (3.31%) | 46.32K Increased by +1.54% | Mar 31, 25 |
| 11 | Dimensional Fund Advisors, Inc. | 2.87M (3.16%) | -69.04K Decreased by -2.41% | Jun 30, 25 |
| 12 | Hawk Ridge Management LLC | 2.81M (3.10%) | 332.24K Increased by +11.84% | Jun 30, 25 |
| 13 | State Street Corporation | 2.73M (3.01%) | 81.68K Increased by +2.99% | Mar 31, 24 |
| 14 | Khrom Capital Management, LLC | 2.48M (2.74%) | 893.68K Increased by +36.02% | Jun 30, 25 |
| 15 | Citigroup Inc | 2.38M (2.62%) | 2.33M Increased by +98.09% | Mar 31, 25 |
| 16 | Millennium Management LLC | 2.26M (2.50%) | 1.17M Increased by +51.79% | Sep 30, 24 |
| 17 | Durable Capital Partners LP | 2.26M (2.49%) | 37.27K Increased by +1.65% | Sep 30, 24 |
| 18 | Maverick Capital Ltd | 2.25M (2.48%) | 1.21M Increased by +53.78% | Mar 31, 25 |
| 19 | P2 Capital Partners, LLC | 2.14M (2.36%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 20 | Madison Avenue Partners, LP | 1.93M (2.12%) | 1.93M Increased by +100.00% | Dec 31, 24 |
| Rank | Holder | SharesFloat % | Change | Date reported |
|---|---|---|---|---|
| 1 | Vanguard Health Care Inv | 5.57M (6.14%) | 0.00 Increased by 0.00% | Jun 30, 25 |
| 2 | iShares Core S&P Mid-Cap ETF | 3.00M (3.31%) | -5.39K Decreased by -0.18% | Jul 31, 25 |
| 3 | T. Rowe Price US Mid-Cap Growth Equity | 2.98M (3.29%) | -13.00K Decreased by -0.44% | Dec 31, 24 |
| 4 | Vanguard Total Stock Mkt Idx Inv | 2.85M (3.15%) | 11.70K Increased by +0.41% | Jun 30, 25 |
| 5 | Vanguard US Total Market Shares ETF | 2.79M (3.07%) | 2.25K Increased by +0.08% | Sep 30, 24 |
| 6 | Vanguard Small Cap Index | 2.14M (2.36%) | -86.16K Decreased by -4.03% | Jun 30, 25 |
| 7 | Fidelity Value | 2.09M (2.31%) | 133.19K Increased by +6.37% | Jun 30, 25 |
| 8 | T. Rowe Price Mid-Cap Growth | 1.56M (1.72%) | -1.42M Decreased by -90.81% | Feb 28, 25 |
| 9 | Vanguard Explorer Inv | 1.50M (1.65%) | -703.77K Decreased by -46.99% | Mar 31, 25 |
| 10 | Vanguard Institutional Extnd Mkt Idx Tr | 1.42M (1.57%) | -31.38K Decreased by -2.20% | Jun 30, 25 |
| 11 | Vanguard Small Cap Value Index Inv | 1.36M (1.51%) | -66.38K Decreased by -4.87% | Jun 30, 25 |
| 12 | JPM US Mid Cap Growth-Composite | 1.05M (1.15%) | 167.86K Increased by +16.05% | Sep 30, 24 |
| 13 | JPM US Mid Cap Growth-MA | 1.04M (1.15%) | 656.00K Increased by +63.16% | Sep 30, 23 |
| 14 | Stephens SMID Select Growth | 915.86K (1.01%) | 166.17K Increased by +18.14% | Dec 31, 24 |
| 15 | First Trust Health Care AlphaDEX® ETF | 868.94K (0.96%) | 0.00 Increased by 0.00% | Jul 31, 25 |
| 16 | Fidelity Select Health Care | 850.00K (0.94%) | -10.00K Decreased by -1.18% | Dec 31, 23 |
| 17 | T. Rowe Price U.S. Mid-Cap Gr Eq Tr-D | 804.30K (0.89%) | 13.00K Increased by +1.62% | Dec 31, 24 |
| 18 | T. Rowe Price U.S. Mid-Cap Gr Eq Tr-Z | 804.30K (0.89%) | 13.00K Increased by +1.62% | Dec 31, 24 |
| 19 | Invesco Discovery A | 801.13K (0.88%) | 4.57K Increased by +0.57% | Feb 29, 24 |
| 20 | Hartford MidCap Y | 796.16K (0.88%) | -7.48K Decreased by -0.94% | Sep 30, 24 |