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Saturday, December 5, 2009, 3:59PM ET - U.S. Markets Closed. Dow Up 0.22% Nasdaq Up 0.98%
Giga-tronics Inc. (GIGA)On Dec 4: 2.39  Down 0.06 (2.45%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 14%
% of Shares Held by Institutional & Mutual Fund Owners: 11%
% of Float Held by Institutional & Mutual Fund Owners: 12%
Number of Institutions Holding Shares: 11

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
COLE JAMES A83,5944-Nov-08
REGAZZI JOHN R51,00010-Nov-08
LAWLOR PATRICK J40,93028-Aug-09
LUM JEFFREY T18,36428-Aug-09
HARVEY KEN A15,55412-Dec-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
RENAISSANCE TECHNOLOGIES, LLC258,6005.35$470,65230-Sep-09
DIMENSIONAL FUND ADVISORS LP103,7672.15$188,85530-Sep-09
CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM)26,700.55$33,10830-Jun-09
Barclays Global Investors UK Holdings Ltd23,622.49$42,99230-Sep-09
NORTHERN TRUST CORPORATION23,046.48$28,57730-Jun-09
GRT CAPITAL PARTNERS, LLC21,100.44$38,40230-Sep-09
WELLS FARGO & COMPANY20,000.41$36,40030-Sep-09
ATHENA CAPITAL MANAGEMENT, INC.13,295.28$24,19630-Sep-09
SCHWAB (CHARLES) INVESTMENT MANAGEMENT, INC.1,000.02$1,82030-Sep-09
UBS AG766.02$1,39430-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
DFA U.S. MICRO CAP SERIES33,725.70$47,88930-Apr-09
DFA U.S. SMALL CAP VALUE SERIES14,300.30$20,30630-Apr-09
SPARTAN EXTENDED MARKET INDEX FUND4,585.09$8,34430-Sep-09
DFA U.S. SMALL CAP SERIES3,942.08$5,59730-Apr-09
SPARTAN TOTAL MARKET INDEX FUND3,000.06$5,46030-Sep-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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