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Institutional Ownership

Ownership > 100%

Ownership Information
Shares Outstanding
43,693,913
Short Interest Shares
4,982,317
Float (%)
88.16
Institutional Ownership (%)
90.01
Mutual Fund Ownership (%)
60.83
Insider Ownership (%)
11.84
Top 10 Instn Holders (%)
47.95
Ownership Activity - Total Positions
Company Shares % Out Value ($) Reported Change
BlackRock Inc. 5,365,384 12.28 256,787,278 3/31/2018 5,041
Vanguard Group Inc. 2,958,699 6.77 141,603,334 3/31/2018 131,704
TimesSquare Capital Management LLC 2,320,633 5.31 111,065,495 3/31/2018 (190,487)
OppenheimerFunds Inc. 1,987,189 4.55 95,106,866 3/31/2018 309,938
William Blair Investment Management LLC 1,844,704 4.22 88,287,533 3/31/2018 (17,218)
Conestoga Capital Advisors LLC 1,604,037 3.67 76,769,211 3/31/2018 (65,525)
State Street Global Advisors Inc. 1,599,594 3.66 76,556,569 3/31/2018 (301,673)
Invesco Ltd. 1,272,536 2.91 60,903,573 3/31/2018 3,700
Dimensional Fund Advisors LP 1,013,331 2.32 48,498,022 3/31/2018 98,864
Macquarie Investment Management Business Trust 986,534 2.26 47,215,517 3/31/2018 101,265
Mackenzie Financial Corp. 946,366 2.17 45,293,077 3/31/2018 6,300
Federated Investors Inc. 930,956 2.13 44,555,554 3/31/2018 70,396
Stephens Investment Management Group LLC 928,876 2.13 44,456,005 3/31/2018 16,514
FMR LLC 907,513 2.08 43,433,572 3/31/2018 (1,842)
Columbia Management Investment Advisers LLC 776,567 1.78 37,166,497 3/31/2018 250,845
Palisade Capital Management LLC 762,044 1.74 36,471,426 3/31/2018 24,900
Ranger Investment Management, L.P. 691,422 1.58 33,091,457 3/31/2018 (9,190)
Wells Capital Management Inc. 662,870 1.52 31,724,958 3/31/2018 (152,740)
Northern Trust Global Investments 516,755 1.18 24,731,894 3/31/2018 4,174
Schroder Investment Management North America Inc. 509,958 1.17 24,406,590 3/31/2018 31,715