Investors & Media

Ownership Profile

Ownership Profile

Top Holders

Holder Shares Held % O/S Share Change Filing Date
Fidelity Management & Research Company 20,947,127 14.89 24,443 12/31/19
The Vanguard Group, Inc. 11,966,392 8.51 -248,083 12/31/19
Baillie Gifford & Co. 8,790,025 6.25 374,736 12/31/19
Bellevue Asset Management AG 8,431,820 5.99 109,906 12/31/19
ClearBridge Investments, LLC 7,947,576 5.65 -1,343,348 12/31/19
BlackRock Institutional Trust Company, N.A. 6,955,154 4.94 -8,776 12/31/19
Wellington Management Company, LLP 6,737,856 4.79 -1,007,483 12/31/19
Biogen Inc 5,750,577 4.09 -5,750,576 12/31/19
State Street Global Advisors (US) 3,847,385 2.74 196,602 12/31/19
Invesco Advisers, Inc. 2,331,852 1.66 -5,648 12/31/19

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Fidelity Growth Company Fund 8,335,120 5.93 74,546 12/31/19
BB Biotech Fd 7,994,955 5.68 -- 12/31/19
Vanguard Total Stock Market Index Fund 3,581,819 2.55 27,085 1/31/20
Vanguard Small-Cap Index Fund 3,241,950 2.30 82,260 1/31/20
Hartford MidCap Fund 2,465,587 1.75 -449,208 1/31/20
ClearBridge Aggressive Growth Fund 2,306,791 1.64 -- 12/31/19
Fidelity Series Growth Company Fund 2,230,534 1.59 -210,400 12/31/19
Ivy Science and Technology Fund 2,045,947 1.45 -872,379 12/31/19
Vanguard Small-Cap Growth Index Fund 1,900,157 1.35 -491 1/31/20
Vanguard Extended Market Index Fund 1,826,576 1.30 4,362 1/31/20

* Insider values reflect direct beneficial ownership.

Copyright Thomson Reuters Corporation