Ownership Profile
Ownership Profile
Top Holders
| Holder | Shares Held | % O/S | Share Change | Filing Date |
|---|---|---|---|---|
| Fidelity Management & Research Company | 20,947,127 | 15.04 | -- | 3/31/20 |
| The Vanguard Group, Inc. | 12,053,561 | 8.65 | 87,169 | 3/31/20 |
| Baillie Gifford & Co. | 8,745,683 | 6.28 | -44,342 | 3/31/20 |
| Bellevue Asset Management AG | 8,379,642 | 6.01 | -52,178 | 3/31/20 |
| ClearBridge Investments, LLC | 8,034,264 | 5.77 | 86,688 | 3/31/20 |
| BlackRock Institutional Trust Company, N.A. | 6,704,413 | 4.81 | -250,741 | 3/31/20 |
| Biogen Inc | 5,750,577 | 4.13 | -5,750,576 | 12/31/19 |
| Wellington Management Company, LLP | 3,985,217 | 2.86 | -2,752,639 | 3/31/20 |
| State Street Global Advisors (US) | 3,892,894 | 2.79 | 45,509 | 3/31/20 |
| T. Rowe Price Associates, Inc. | 3,762,445 | 2.70 | 1,898,009 | 3/31/20 |
Top Holders: Mutual Funds
| Fund | Shares Held | % O/S | Share Change | Filing Date |
|---|---|---|---|---|
| Fidelity Growth Company Fund | 8,221,964 | 5.89 | -21,757 | 6/30/20 |
| BB Biotech Fd | 7,794,786 | 5.58 | -112,469 | 6/30/20 |
| Vanguard Total Stock Market Index Fund | 3,787,517 | 2.71 | 129,330 | 6/30/20 |
| Vanguard Small-Cap Index Fund | 3,313,913 | 2.37 | 33,716 | 6/30/20 |
| ClearBridge Aggressive Growth Fund | 2,306,791 | 1.65 | -- | 6/30/20 |
| Ivy Science and Technology Fund | 2,022,117 | 1.45 | -- | 6/30/20 |
| Vanguard Small-Cap Growth Index Fund | 2,010,814 | 1.44 | 132,554 | 6/30/20 |
| T. Rowe Price Mid-Cap Growth Fund | 2,000,000 | 1.43 | 1,150,000 | 6/30/20 |
| Fidelity Series Growth Company Fund | 1,924,434 | 1.38 | -- | 6/30/20 |
| Vanguard Extended Market Index Fund | 1,812,843 | 1.30 | -58,858 | 6/30/20 |
* Insider values reflect direct beneficial ownership.
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