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

Institutional Holders (2016Q2)
Portfolio Summary: 125 Institutional holders with a total value of $128,335,301.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 RENAISSANCE TECHNOLOGIES LLC 2,772,400 10,397,000 8.10%
2 BlackRock Institutional Trust Company, N.A. 2,435,768 9,134,000 7.12%
3 PENSERRA CAPITAL MANAGEMENT LLC 2,016,290 7,561,000 5.89%
4 VANGUARD GROUP INC 1,977,013 7,413,000 5.78%
5 DIMENSIONAL FUND ADVISORS LP 1,782,445 6,684,000 5.21%
6 THB ASSET MANAGEMENT 1,527,071 5,726,000 4.46%
7 WADDELL & REED FINANCIAL INC 1,400,500 5,252,000 4.09%
8 BlackRock Fund Advisors 1,381,243 5,180,000 4.04%
9 STATE STREET CORP 1,145,479 4,298,000 3.35%
10 Numeric Investors LLC 1,097,394 4,115,000 3.21%
11 PERRITT CAPITAL MANAGEMENT INC 1,036,343 3,886,000 3.03%
12 D. E. Shaw & Co., Inc. 912,214 3,421,000 2.67%
13 NORTHERN TRUST CORP 866,016 3,247,000 2.53%
14 RICE HALL JAMES & ASSOCIATES, LLC 832,658 3,122,000 2.43%
15 GSA CAPITAL PARTNERS LLP 723,643 2,714,000 2.11%
16 CONNORS INVESTOR SERVICES INC 660,741 2,478,000 1.93%
17 ALGERT GLOBAL LLC 584,701 2,193,000 1.71%
18 KESTREL INVESTMENT MANAGEMENT CORP 567,850 2,129,000 1.66%
19 ROYCE & ASSOCIATES LP 512,000 1,920,000 1.50%
20 Cowen Prime Services LLC 482,200 1,808,000 1.41%
21 AQR CAPITAL MANAGEMENT LLC 459,123 1,722,000 1.34%
22 GEODE CAPITAL MANAGEMENT, LLC 444,001 1,664,000 1.30%
23 Bank of New York Mellon Corp 412,094 1,545,000 1.20%
24 MORGAN STANLEY 378,683 1,420,000 1.11%
25 MILLENNIUM MANAGEMENT LLC 340,379 1,276,000 0.99%
26 BANK OF AMERICA CORP /DE/ 333,455 1,250,000 0.97%
27 TWO SIGMA INVESTMENTS, LP 327,316 1,227,000 0.96%
28 PERKINS CAPITAL MANAGEMENT INC 303,539 1,138,000 0.89%
29 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 301,490 1,131,000 0.88%
30 TIAA CREF INVESTMENT MANAGEMENT LLC 291,282 1,092,000 0.85%
31 BLACKROCK ADVISORS LLC 279,593 1,048,000 0.82%
32 GLOBEFLEX CAPITAL L P 261,500 981,000 0.76%
33 GOLDMAN SACHS GROUP INC 255,855 960,000 0.75%
34 AMERICAN CENTURY COMPANIES INC 253,355 950,000 0.74%
35 TWO SIGMA ADVISERS, LP 247,700 929,000 0.72%
36 OXFORD ASSET MANAGEMENT LLP 241,496 906,000 0.71%
37 HighTower Advisors, LLC 235,380 883,000 0.69%
38 Spark Investment Management LLC 234,800 880,000 0.69%
39 BlackRock Investment Management, LLC 209,521 786,000 0.61%
40 BRIDGEWAY CAPITAL MANAGEMENT, LLC 192,682 723,000 0.56%
41 MENTA CAPITAL LLC 189,002 709,000 0.55%
42 Coe Capital Management, LLC 180,333 676,249 0.53%
43 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 176,500 662,000 0.52%
44 GMT CAPITAL CORP 163,860 614,000 0.48%
45 MARTIN & CO INC /TN/ 156,710 588,000 0.46%
46 STRS OHIO 154,400 579,000 0.45%
47 WHITE PINE CAPITAL LLC 144,375 541,000 0.42%
48 TUDOR INVESTMENT CORP ET AL 116,341 436,000 0.34%
49 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 111,633 419,000 0.33%
50 TEACHERS ADVISORS, LLC 96,766 363,000 0.28%
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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.