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ZIX CORP COM
ZIX CORP COM. Institutional holdings reported to the SEC.

Institutional Holders (2017Q2)
Portfolio Summary: 131 Institutional holders with a total value of $218,276,099.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 BlackRock Finance, Inc. 4,536,715 25,814,000 11.83%
2 RENAISSANCE TECHNOLOGIES LLC 3,361,800 19,129,000 8.76%
3 ETF MANAGERS GROUP, LLC 2,998,939 17,064,000 7.82%
4 VANGUARD GROUP INC 2,211,046 12,581,000 5.76%
5 DIMENSIONAL FUND ADVISORS LP 2,202,753 12,534,000 5.74%
6 Numeric Investors LLC 1,726,450 9,824,000 4.50%
7 THB ASSET MANAGEMENT 1,266,131 7,204,000 3.30%
8 D. E. Shaw & Co., Inc. 1,249,118 7,108,000 3.26%
9 STATE STREET CORP 1,247,678 7,097,000 3.25%
10 RICE HALL JAMES & ASSOCIATES, LLC 847,829 4,824,000 2.21%
11 AJO, LP 795,035 4,524,000 2.07%
12 GO ETF SOLUTIONS LLP 709,477 4,037,000 1.85%
13 NORTHERN TRUST CORP 657,287 3,740,000 1.71%
14 JPMORGAN CHASE & CO 636,911 3,624,000 1.66%
15 CONNORS INVESTOR SERVICES INC 632,187 3,597,000 1.65%
16 GSA CAPITAL PARTNERS LLP 582,242 3,313,000 1.52%
17 THRIVENT FINANCIAL FOR LUTHERANS 546,111 3,108,000 1.42%
18 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 544,528 3,098,000 1.42%
19 GEODE CAPITAL MANAGEMENT, LLC 524,751 2,985,000 1.37%
20 OXFORD ASSET MANAGEMENT LLP 502,347 2,858,000 1.31%
21 BANK OF AMERICA CORP /DE/ 480,114 2,732,000 1.25%
22 MCKINLEY CAPITAL MANAGEMENT LLC 473,425 2,694,000 1.23%
23 KESTREL INVESTMENT MANAGEMENT CORP 463,750 2,639,000 1.21%
24 PERRITT CAPITAL MANAGEMENT INC 379,350 2,159,000 0.99%
25 MILLENNIUM MANAGEMENT LLC 372,666 2,120,000 0.97%
26 Bank of New York Mellon Corp 371,699 2,115,000 0.97%
27 TWO SIGMA INVESTMENTS, LP 348,364 1,982,000 0.91%
28 TWO SIGMA ADVISERS, LP 347,690 1,978,000 0.91%
29 MENTA CAPITAL LLC 343,588 1,955,000 0.90%
30 TIAA CREF INVESTMENT MANAGEMENT LLC 303,497 1,727,000 0.79%
31 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 303,033 1,725,000 0.79%
32 AMERICAN CENTURY COMPANIES INC 287,784 1,637,000 0.75%
33 GLOBEFLEX CAPITAL L P 286,851 1,632,000 0.75%
34 MARTIN & CO INC /TN/ 266,700 1,518,000 0.70%
35 PERKINS CAPITAL MANAGEMENT INC 264,379 1,504,000 0.69%
36 MORGAN STANLEY 263,383 1,498,000 0.69%
37 ALLIANCEBERNSTEIN L.P. 256,876 1,462,000 0.67%
38 ALGERT GLOBAL LLC 256,832 1,461,000 0.67%
39 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 193,000 1,097,000 0.50%
40 BRIDGEWAY CAPITAL MANAGEMENT, LLC 192,682 1,096,000 0.50%
41 ClariVest Asset Management LLC 187,247 1,066,000 0.49%
42 HighTower Advisors, LLC 185,689 1,058,000 0.48%
43 BARROW HANLEY MEWHINNEY & STRAUSS LLC 183,078 1,041,000 0.48%
44 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 176,500 1,004,000 0.46%
45 GOLDMAN SACHS GROUP INC 168,272 957,000 0.44%
46 PANAGORA ASSET MANAGEMENT INC 157,404 896,000 0.41%
47 Spark Investment Management LLC 147,300 838,000 0.38%
48 BNP PARIBAS FINANCIAL MARKETS 139,912 796,099 0.36%
49 ACADIAN ASSET MANAGEMENT LLC 137,044 780,000 0.36%
50 TUDOR INVESTMENT CORP ET AL 111,339 634,000 0.29%
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.