Ownership Profile

Shareholder Breakdown

Shareholder Holders Value ($MM) % O/S Shares
Institution 342 3,122.10 84.60 49,618,993
Mutual Fund 494 1,683.41 43.48 25,419,500
Insider 14 108.92 3.43 2,010,952

Institutional Shareholder Rotation

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 181 434.34 11.43 6,702,431
Sellers 181 -442.85 11.73 -6,877,019
Net -8.52 0.30 -174,588

Institutional Shareholder Concentration

Value ($MM) % O/S Shares
Total Inst. 3,268.77 89.73 52,627,982
Top 10 Inst. 1,359.19 38.11 22,351,456
Top 20 Inst. 1,949.52 54.41 31,912,540
Top 50 Inst. 2,661.26 73.58 43,158,164

Institutional Shareholder Style

Holders Value ($MM) % Inst Shares Shares
Growth 81 852.45 22.46 13,171,058
Aggressive Growth 6 204.99 5.37 3,151,780
Core Growth 52 361.89 9.55 5,598,330
Growth 23 285.57 7.54 4,420,948
Income 9 11.10 0.30 173,345
Income Value 3 10.33 0.27 160,669
Yield 6 0.77 0.02 12,676
Index 29 885.83 23.41 13,733,089
Other 116 882.70 25.53 14,977,009
Broker Dealer 20 36.21 0.96 561,283
GARP 36 212.04 5.64 3,306,706
Hedge Fund 52 392.34 12.51 7,334,613
Specialty 2 5.90 0.16 91,396
VC Private Equity 3 104.00 2.79 1,633,823
Sector Specific 3 132.21 3.49 2,049,188
Value 43 410.89 10.83 6,354,460
Core Value 35 396.01 10.44 6,123,816
Deep Value 8 14.88 0.39 230,644

Top Holders: Institutional Investor

Holder Shares Held % O/S Share Change Filing Date
The Vanguard Group, Inc. 6,227,080 10.62 316,123 6/30/19
BlackRock Institutional Trust Company, N.A. 3,660,252 6.24 33,109 6/30/19
Fred Alger Management, Inc. 2,176,955 3.71 -464,927 6/30/19
Wellington Management Company, LLP 1,879,930 3.21 443,631 6/30/19
Lord, Abbett & Co. LLC 1,581,620 2.70 -178,338 6/30/19
Federated Global Investment Management Corp. 1,527,274 2.60 11 6/30/19
Corrib Capital Management L.P. 1,411,836 2.41 -3,088,164 4/30/18
Delphi Ventures L.P. 1,366,803 2.33 -- 3/1/19
State Street Global Advisors (US) 1,327,956 2.26 91,085 6/30/19
Blickenstaff (Kim D) 1,191,750 2.03 -44,744 3/1/19
Redmile Group, LLC 1,166,032 1.99 310,100 6/30/19
TimesSquare Capital Management, LLC 1,136,777 1.94 -108,738 6/30/19
Emerald Advisers LLC 1,129,667 1.93 -15,180 6/30/19
Eagle Asset Management, Inc. 1,004,206 1.71 -302,827 6/30/19
DexCom Inc 1,000,000 1.71 -1,500,000 12/31/18
Millennium Management LLC 944,417 1.61 112,792 6/30/19
Renaissance Technologies LLC 897,927 1.53 123,500 6/30/19
Geode Capital Management, L.L.C. 837,538 1.43 115,899 6/30/19
Columbus Circle Investors 799,623 1.36 -14,763 6/30/19
Fidelity Management & Research Company 644,897 1.10 -11,492 6/30/19
Gilder Gagnon Howe & Co. LLC 635,079 1.08 98,425 6/30/19
Northern Trust Investments, Inc. 620,959 1.06 5,858 6/30/19
Ardevora Asset Management LLP 614,636 1.05 -64,900 6/30/19
OrbiMed Advisors, LLC 570,790 0.97 -60,510 6/30/19
Voya Investment Management LLC 545,579 0.93 407,444 6/30/19
Friess Associates LLC 509,876 0.87 32,957 6/30/19
Credit Suisse Asset Management 492,579 0.84 174,646 6/30/19
Goldman Sachs Asset Management (US) 467,830 0.80 61,272 6/30/19
Driehaus Capital Management, LLC 465,059 0.79 -18,660 6/30/19
Baillie Gifford & Co. 434,700 0.74 -- 6/30/19
Two Sigma Investments, LP 419,448 0.72 -1,400,987 6/30/19
Frontier Capital Management Company, LLC 398,208 0.68 -473,313 6/30/19
Deutsche Asset Management Americas 371,767 0.63 -86,805 6/30/19
Citadel LLC 361,565 0.62 221,726 6/30/19
Charles Schwab Investment Management, Inc. 334,363 0.57 18,841 6/30/19
Sectoral Asset Management Inc. 319,866 0.55 184,199 6/30/19
Polar Capital LLP 312,366 0.53 312,366 6/30/19
Wells Capital Management Inc. 306,752 0.52 113,857 6/30/19
Nuveen LLC 303,720 0.52 65,534 6/30/19
Wasatch Global Investors Inc 301,224 0.51 14,894 6/30/19
Hood River Capital Management LLC 283,475 0.48 -70,233 6/30/19
AQR Capital Management, LLC 283,005 0.48 -53,615 6/30/19
T. Rowe Price Associates, Inc. 268,911 0.46 20,198 6/30/19
Balyasny Asset Management LP 257,093 0.44 252,928 6/30/19
TPG Capital, L.P. 249,620 0.43 -- 6/30/19
Cavanaugh (Kevin M) 239,100 0.41 239,100 4/30/18
Chicago Capital, LLC 226,923 0.39 226,923 6/30/19
Cohen (Frederick E) 222,105 0.38 222,105 3/1/19
Oberweis Asset Management, Inc. 215,920 0.37 24,800 6/30/19
Susquehanna International Group, LLP 213,106 0.36 213,106 6/30/19

* Insider values reflect direct beneficial ownership.

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