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

Institutional Holders (2015Q3)
Portfolio Summary: 116 Institutional holders with a total value of $147,370,359.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 2,328,914 9,804,000 6.65%
2 MIG Capital, LLC 2,202,313 9,272,000 6.29%
3 BlackRock Institutional Trust Company, N.A. 1,973,840 8,310,000 5.64%
4 VANGUARD GROUP INC 1,881,178 7,920,000 5.37%
5 RENAISSANCE TECHNOLOGIES LLC 1,853,600 7,804,000 5.30%
6 THB ASSET MANAGEMENT 1,827,953 7,695,000 5.22%
7 DIMENSIONAL FUND ADVISORS LP 1,533,420 6,456,000 4.38%
8 BlackRock Fund Advisors 1,502,001 6,323,000 4.29%
9 WADDELL & REED FINANCIAL INC 1,241,500 5,227,000 3.55%
10 PERRITT CAPITAL MANAGEMENT INC 1,034,443 4,355,000 2.96%
11 Numeric Investors LLC 1,003,353 4,224,000 2.87%
12 STATE STREET CORP 942,366 3,968,000 2.69%
13 NORTHERN TRUST CORP 882,764 3,716,000 2.52%
14 Engaged Capital LLC 800,817 3,371,000 2.29%
15 KESTREL INVESTMENT MANAGEMENT CORP 745,900 3,140,000 2.13%
16 KORNITZER CAPITAL MANAGEMENT INC /KS 717,500 3,021,000 2.05%
17 GSA CAPITAL PARTNERS LLP 600,992 2,530,000 1.72%
18 ACADIAN ASSET MANAGEMENT LLC 578,658 2,436,000 1.65%
19 RICE HALL JAMES & ASSOCIATES, LLC 512,880 2,159,000 1.47%
20 D. E. Shaw & Co., Inc. 507,814 2,138,000 1.45%
21 CONNORS INVESTOR SERVICES INC 490,021 2,063,000 1.40%
22 MCKINLEY CAPITAL MANAGEMENT LLC 440,027 1,853,000 1.26%
23 Bank of New York Mellon Corp 423,844 1,784,000 1.21%
24 ROYCE & ASSOCIATES LP 403,500 1,699,000 1.15%
25 Informed Momentum Co LLC 393,362 1,656,000 1.12%
26 Penbrook Management LLC 384,956 1,621,000 1.10%
27 MORGAN STANLEY 354,054 1,491,000 1.01%
28 HAWK RIDGE CAPITAL MANAGEMENT LP 321,281 1,353,000 0.92%
29 TWO SIGMA ADVISERS, LP 314,413 1,333,000 0.90%
30 PERKINS CAPITAL MANAGEMENT INC 314,289 1,323,000 0.90%
31 GEODE CAPITAL MANAGEMENT, LLC 302,151 1,272,000 0.86%
32 WASHINGTON CAPITAL MANAGEMENT, INC 298,838 1,259,000 0.85%
33 TWO SIGMA INVESTMENTS, LP 273,699 1,152,000 0.78%
34 ALGERT GLOBAL LLC 272,573 1,148,000 0.78%
35 HighTower Advisors, LLC 240,080 1,011,000 0.69%
36 BRIDGEWAY CAPITAL MANAGEMENT, LLC 234,832 989,000 0.67%
37 ESSEX INVESTMENT MANAGEMENT CO LLC 216,021 909,000 0.62%
38 JPMORGAN CHASE & CO 213,622 900,000 0.61%
39 TIAA CREF INVESTMENT MANAGEMENT LLC 206,018 867,000 0.59%
40 BLACKROCK ADVISORS LLC 201,684 849,000 0.58%
41 BlackRock Investment Management, LLC 201,626 849,000 0.58%
42 Coe Capital Management, LLC 198,490 835,643 0.57%
43 AQR CAPITAL MANAGEMENT LLC 188,693 795,000 0.54%
44 GLOBEFLEX CAPITAL L P 187,600 790,000 0.54%
45 GMT CAPITAL CORP 163,860 724,000 0.49%
46 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 166,400 701,000 0.48%
47 KENNEDY CAPITAL MANAGEMENT LLC 154,320 650,000 0.44%
48 STRS OHIO 147,100 619,000 0.42%
49 SUSQUEHANNA INTERNATIONAL GROUP, LLP 140,556 592,000 0.40%
50 WHITE PINE CAPITAL LLC 136,700 576,000 0.39%
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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.