| 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) | 5,282,839 | Dec 30, 2018 | 10.84% | 597,911,718 |
| Blackrock Inc. | 4,530,012 | Dec 30, 2018 | 9.29% | 512,706,758 |
| Renaissance Technologies, LLC | 1,877,109 | Dec 30, 2018 | 3.85% | 212,451,196 |
| FMR, LLC | 1,806,709 | Dec 30, 2018 | 3.71% | 204,483,324 |
| AQR Capital Management, LLC | 1,765,760 | Dec 30, 2018 | 3.62% | 199,848,716 |
| Wells Fargo & Company | 1,472,879 | Dec 30, 2018 | 3.02% | 166,700,445 |
| State Street Corporation | 1,140,595 | Dec 30, 2018 | 2.34% | 129,092,542 |
| First Trust Advisors LP | 1,099,399 | Dec 30, 2018 | 2.26% | 124,429,978 |
| Times Square Capital Management, LLC | 1,027,050 | Dec 30, 2018 | 2.11% | 116,241,519 |
| Ariel Investments, LLC | 988,171 | Dec 30, 2018 | 2.03% | 111,841,193 |
| Holder | Shares | Date Reported | % Out | Value |
|---|---|---|---|---|
| iShares Core S&P Midcap ETF | 1,373,009 | Feb 27, 2019 | 2.82% | 195,200,689 |
| Vanguard Small-Cap Index Fund | 1,227,324 | Sep 29, 2018 | 2.52% | 165,124,170 |
| Vanguard Total Stock Market Index Fund | 1,210,194 | Sep 29, 2018 | 2.48% | 162,819,500 |
| Wells Fargo Special Mid Cap Value Fd | 819,000 | Feb 27, 2019 | 1.68% | 116,437,230 |
| First Trust NYSE Arca Biotechnology Index Fund | 795,857 | Sep 29, 2018 | 1.63% | 107,074,600 |
| Vanguard Small Cap Value Index Fund | 760,057 | Sep 29, 2018 | 1.56% | 102,258,068 |
| Vanguard Extended Market Index Fund | 631,835 | Sep 29, 2018 | 1.30% | 85,007,080 |
| SPDR S&P Mid Cap 400 ETF Trust | 556,978 | Feb 27, 2019 | 1.14% | 79,185,562 |
| Vanguard Strategic Equity Fund | 510,517 | Sep 29, 2018 | 1.05% | 68,684,957 |
| Fidelity Small Cap Discovery Fund | 500,000 | Jan 30, 2019 | 1.03% | 61,595,000 |