$ZS

Top Institutions

1

Two Sigma Investments

1,176,095 shares

0.13%

% of Portfolio

2

Cliff Asness - AQR Capital Management

1,015,979 shares

0.06%

% of Portfolio

3

David Solomon - Goldman Sachs

2,924,939 shares

0.05%

% of Portfolio

4

Voya Investment Mgmt

353,928 shares

0.05%

% of Portfolio

5

Renaissance Technologies

230,460 shares

0.05%

% of Portfolio

6

Artisan Partners

385,216 shares

0.09%

% of Portfolio

7

Ensign Peak Advisors

275,793 shares

0.07%

% of Portfolio

8

Janus Henderson Group

541,671 shares

0.04%

% of Portfolio

9

Canada Pension Plan Investment Board

396,354 shares

0.04%

% of Portfolio

10

T. Rowe Price

1,749,210 shares

0.03%

% of Portfolio

11

UBS Group

1,412,834 shares

0.03%

% of Portfolio

12

BNP Paribas

433,998 shares

0.03%

% of Portfolio

13

Larry Fink - BlackRock

8,568,317 shares

0.02%

% of Portfolio

14

Geode Capital Management

2,086,910 shares

0.02%

% of Portfolio

15

Invesco

932,009 shares

0.02%

% of Portfolio

16

Wellington Management

893,501 shares

0.02%

% of Portfolio

17

Legal & General

626,295 shares

0.02%

% of Portfolio

18

Neuberger Berman

216,470 shares

0.02%

% of Portfolio

19

Israel Englander - Millennium Management

334,904 shares

0.02%

% of Portfolio

20

State Street Corp

2,384,518 shares

0.01%

% of Portfolio

21

Morgan Stanley

1,281,864 shares

0.01%

% of Portfolio

22

Northern Trust Corp

688,501 shares

0.01%

% of Portfolio

23

Charles Schwab

512,180 shares

0.01%

% of Portfolio

24

Nuveen

358,207 shares

0.01%

% of Portfolio

25

Ken Griffin - Citadel Advisors

510,857 shares

0.01%

% of Portfolio

26

David E. Shaw - D.E. Shaw & Co.

68,179 shares

0.01%

% of Portfolio

27

Jane Street Group

289,194 shares

0.01%

% of Portfolio

28

SG Americas Securities

83,730 shares

0.01%

% of Portfolio

29

Robeco Institutional Asset Management

174,064 shares

0.03%

% of Portfolio

30

CalPERS

167,823 shares

0.01%

% of Portfolio

31

Mitsubishi Ufj Asset Management Co., Ltd.

129,297 shares

0.01%

% of Portfolio

32

Ken Fisher - Fisher Asset Management

101,657 shares

NaN%

% of Portfolio

33

Franklin Resources

100,815 shares

NaN%

% of Portfolio

34

AllianceBernstein (AB)

42,851 shares

NaN%

% of Portfolio

35

Mike Hankin - Brown Advisory INC

9,532 shares

NaN%

% of Portfolio

36

Jan van Eck - VanEck

9,555 shares

NaN%

% of Portfolio

37

PNC Financial Services

7,960 shares

NaN%

% of Portfolio

38

Fidelity International (FIL)

738 shares

NaN%

% of Portfolio

39

Jennison Associates

0 shares

0.00%

% of Portfolio

40

Adage Capital Partners

0 shares

0.00%

% of Portfolio

41

Chase Coleman - Tiger Global Management

1,579,766 shares

0.97%

% of Portfolio

42

Scott Brayman - Champlain Invest Partners

438,929 shares

0.78%

% of Portfolio

43

Verition Fund Management LLC

54,323 shares

0.05%

% of Portfolio

44

Joel Greenblatt - Gotham Asset Management