| 1.67% | % of Shares Held by All Insider |
| 95.66% | % of Shares Held by Institutions |
| 97.29% | % of Float Held by Institutions |
| 523 | Number of Institutions Holding Shares |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| Vanguard Group, Inc. (The) | 5,218,583 | Mar 30, 2019 | 10.70% | 757,999,180 |
| Blackrock Inc. | 4,587,801 | Mar 30, 2019 | 9.41% | 666,378,095 |
| AQR Capital Management, LLC | 2,082,761 | Mar 30, 2019 | 4.27% | 302,521,035 |
| Renaissance Technologies, LLC | 1,885,700 | Mar 30, 2019 | 3.87% | 273,897,925 |
| FMR, LLC | 1,673,497 | Mar 30, 2019 | 3.43% | 243,075,439 |
| State Street Corporation | 1,168,175 | Mar 30, 2019 | 2.40% | 169,677,418 |
| First Trust Advisors LP | 1,098,166 | Mar 30, 2019 | 2.25% | 159,508,611 |
| Wells Fargo & Company | 1,045,887 | Mar 30, 2019 | 2.15% | 151,915,086 |
| Times Square Capital Management, LLC | 863,575 | Mar 30, 2019 | 1.77% | 125,434,268 |
| Brown Advisory Inc. | 847,304 | Mar 30, 2019 | 1.74% | 123,070,906 |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| iShares Core S&P Midcap ETF | 1,398,636 | Apr 29, 2019 | 2.87% | 196,466,398 |
| Vanguard Total Stock Market Index Fund | 1,282,751 | Dec 30, 2018 | 2.63% | 145,181,758 |
| Vanguard Small-Cap Index Fund | 1,238,200 | Dec 30, 2018 | 2.54% | 140,139,476 |
| First Trust NYSE Arca Biotechnology Index Fund | 795,857 | Sep 29, 2018 | 1.63% | 107,074,600 |
| Vanguard Small Cap Value Index Fund | 779,841 | Dec 30, 2018 | 1.60% | 88,262,404 |
| Wells Fargo Special Mid Cap Value Fd | 693,600 | Apr 29, 2019 | 1.42% | 97,429,992 |
| Vanguard Extended Market Index Fund | 657,049 | Dec 30, 2018 | 1.35% | 74,364,805 |
| SPDR S&P Mid Cap 400 ETF Trust | 566,151 | Apr 29, 2019 | 1.16% | 79,527,230 |
| Fidelity Small Cap Discovery Fund | 500,000 | Jan 30, 2019 | 1.03% | 61,595,000 |
| Vanguard Strategic Equity Fund | 452,750 | Dec 30, 2018 | 0.93% | 51,242,245 |