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DATA I O CORP
DATA I O CORP. Institutional holdings reported to the SEC.

Institutional Holders (2016Q4)
Portfolio Summary: 20 Institutional holders with a total value of $5,528,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 RENAISSANCE TECHNOLOGIES LLC 361,600 1,511,000 27.33%
2 DIMENSIONAL FUND ADVISORS LP 300,492 1,256,000 22.72%
3 VANGUARD GROUP INC 250,808 1,049,000 18.98%
4 PERRITT CAPITAL MANAGEMENT INC 187,835 785,000 14.20%
5 SHEPHERD KAPLAN KROCHUK, LLC 43,944 184,000 3.33%
6 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 27,600 115,000 2.08%
7 EAGLE GLOBAL ADVISORS LLC 23,960 100,000 1.81%
8 ROYAL BANK OF CANADA 21,050 88,000 1.59%
9 NORTHERN TRUST CORP 18,845 79,000 1.43%
10 DEUTSCHE BANK AG\ 16,599 69,000 1.25%
11 Bank of New York Mellon Corp 16,456 69,000 1.25%
12 ESSEX INVESTMENT MANAGEMENT CO LLC 13,506 56,000 1.01%
13 BlackRock Institutional Trust Company, N.A. 11,833 49,000 0.89%
14 JAMES INVESTMENT RESEARCH, INC. 9,950 41,000 0.74%
15 PANAGORA ASSET MANAGEMENT INC 7,894 33,000 0.60%
16 MORGAN STANLEY 3,801 16,000 0.29%
17 UBS Group AG 3,328 14,000 0.25%
18 BlackRock Fund Advisors 2,146 9,000 0.16%
19 SALEM INVESTMENT COUNSELORS INC 1,000 4,000 0.07%
20 WELLS FARGO & COMPANY/MN 200 1,000 0.02%

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.