Investors & Media

Ownership Profile

Ownership Profile

Top Holders

Holder Shares Held % O/S Share Change Filing Date
Fidelity Management & Research Company LLC 21,144,455 14.98 50,559 6/30/21
The Vanguard Group, Inc. 12,655,829 8.97 51,680 6/30/21
T. Rowe Price Associates, Inc. 12,258,827 8.69 -321,229 6/30/21
Bellevue Asset Management AG 9,930,245 7.04 946,011 6/30/21
ARK Investment Management LLC 8,907,733 6.31 3,765,462 6/30/21
ClearBridge Investments, LLC 6,815,601 4.83 -587,366 6/30/21
BlackRock Institutional Trust Company, N.A. 6,649,082 4.71 -1,228,872 6/30/21
Biogen Inc 5,750,577 4.07 -5,750,576 12/31/19
State Street Global Advisors (US) 3,230,951 2.29 -178,620 6/30/21
Camber Capital Management LP 2,000,000 1.42 1,000,000 6/30/21

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
ARK Genomic Revolution ETF 8,808,020 6.24 -217,315 8/31/21
BB Biotech Fd 8,166,962 5.79 -32,951 3/31/21
Fidelity Growth Company Fund 7,945,631 5.63 18,517 7/31/21
Vanguard Total Stock Market Index Fund 3,788,897 2.68 -7,025 8/31/21
T. Rowe Price Mid-Cap Growth Fund 3,712,000 2.63 -38,000 6/30/21
Vanguard Small-Cap Index Fund 3,341,904 2.37 6,880 8/31/21
ClearBridge Aggressive Growth Fund 2,306,791 1.63 -- 6/30/21
Vanguard Small-Cap Growth Index Fund 2,116,067 1.50 6,912 8/31/21
Vanguard Extended Market Index Fund 2,033,467 1.44 2,181 8/31/21
First Trust NYSE Arca Biotechnology Index Fund 1,713,383 1.21 206,951 7/31/21

* Insider values reflect direct beneficial ownership.

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