Ownership Summary

Top Holders

Holder Shares Held % O/S Share Change Filing Date
BlackRock Institutional Trust Company, N.A. 5,106,350 10.87 257,654 3/31/21
Starboard Value LP 4,469,256 9.51 130,364 12/31/20
The Vanguard Group, Inc. 4,263,325 9.07 108,488 12/31/20
AllianceBernstein L.P. 2,896,954 6.16 21,043 12/31/20
Renaissance Technologies LLC 2,513,787 5.35 -141,500 12/31/20
Mackenzie Financial Corporation 2,100,013 4.47 -1,062 12/31/20
State Street Global Advisors (US) 1,565,057 3.33 -49,279 12/31/20
ETF Managers Group, LLC 869,230 1.85 -49,592 12/31/20
Geode Capital Management, L.L.C. 783,832 1.67 44,084 12/31/20
Acadian Asset Management LLC 781,891 1.66 56,183 12/31/20

Top Holders: Mutual Funds

Fund Shares Held % O/S Share Change Filing Date
Mackenzie US Small-Mid Cap Growth Class 1,625,241 3.46 -- 12/31/20
iShares Core S&P Mid-Cap ETF 1,282,051 2.73 16,762 4/30/21
Vanguard Total Stock Market Index Fund 1,249,542 2.66 6,319 3/31/21
Vanguard Small-Cap Index Fund 1,086,750 2.31 7,273 3/31/21
iShares Russell 2000 ETF 988,141 2.10 -41,164 4/30/21
ETFMG Prime Cyber Security ETF 742,129 1.58 -6,114 4/30/21
Vanguard Small-Cap Growth Index Fund 713,349 1.52 16,269 3/31/21
Vanguard Extended Market Index Fund 655,077 1.39 -7,520 3/31/21
AB Discovery Value Fund 564,495 1.20 -- 2/28/21
Statens Pensjonsfond Utland 488,667 1.04 -118,208 12/31/20

* Insider values reflect direct beneficial ownership.

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