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Thursday, November 26, 2009, 2:40PM ET - U.S. Markets Closed for Thanksgiving Day. Dow Up 0.29% Nasdaq Up 0.32%
Data Domain, Inc. (DDUP)On Jul 23: 33.52   0.00 (0.00%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: N/A
% of Shares Held by Institutional & Mutual Fund Owners: N/A
% of Float Held by Institutional & Mutual Fund Owners: N/A
Number of Institutions Holding Shares:

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
EMC CORPN/A22-Jul-09
ARTIS PARTNERS 2X LTD6,105,3358-May-09
GREYLOCK XI GP LIMITED PARTNERSHIPN/A27-Aug-08
GREYLOCK XI LIMITED PARTNERSHIP5,214,95527-Aug-08
SHEEHAN ANDREW TN/A4-Jan-08


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
Greylock XI GP Limited Partnership3,560,3485.66$66,934,54231-Dec-08
Firelake Capital Management, LLC390,000.62$7,332,00031-Dec-08
NORTHERN TRUST CORPORATION338,595.54$11,302,30130-Jun-09
CALPERS (CALIFORNIA-PUBLIC EMPLOYEES RETIREMENT SYSTEM)268,591.43$8,965,56730-Jun-09
RBC Capital Markets Corporation117,868.19$3,934,43330-Jun-09
Mariner Quantitative Solutions, LLC5,600.01$105,28031-Dec-08
RBC Professional Trader Group LLC1,000.00$33,38030-Jun-09
Chronim Investments, Inc.300.00$5,64031-Dec-08

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
MERGER FUND, THE1,954,0003.11$65,224,52030-Jun-09
VANGUARD SMALL-CAP INDEX FUND438,496.70$14,636,99630-Jun-09
VANGUARD TOTAL STOCK MARKET INDEX FUND333,271.53$11,124,58530-Jun-09
VANGUARD SMALL-CAP GROWTH INDEX FUND277,156.44$9,251,46730-Jun-09
COLLEGE RETIREMENT EQUITIES FUND-STOCK ACCOUNT236,814.38$7,904,85130-Jun-09
VANGUARD EXTENDED MARKET INDEX FUND212,620.34$7,097,25530-Jun-09
TIAA-CREF FDS-MID-CAP GROWTH FUND186,563.30$6,227,47230-Jun-09
MET Investors Ser Tr-RCM Technology Port186,170.30$6,214,35430-Jun-09
Transamerica Ser Tr-Transamerica Science & Technology VP137,000.22$4,573,06030-Jun-09
AXA PREMIER VIP MULTIMANAGER TECHNOLOGY PORTFOLIO134,181.21$4,478,96130-Jun-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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