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Wednesday, December 23, 2009, 9:18AM ET - U.S. Markets open in 12 mins.. Dow Up 0.49% Nasdaq  0.00%
Medidata Solutions, Inc. (MDSO)On Dec 22: 15.05   0.00 (0.00%)  
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Ownership
HereInsider Roster
Financials

Insider RosterGet Insider Roster for:
INSIDER HOLDERS*
Individual/EntityMost Recent Trans.Shares Owned as of Trans. Date
DALZIEL BRUCE D
Officer
Purchase
25-Jun-09
37,000
25-Jun-09
DE VRIES GLEN MICHAEL
Officer
Sale
9-Dec-09
1,339,112
9-Dec-09
DOMINGUEZ CARLOS
Director
Acquisition (Non Open Market)
24-Jun-09
6,171
24-Jun-09
DOUGLAS CORY
Officer
Acquisition (Non Open Market)
24-Jun-09
3,571
24-Jun-09
HIRSCHFELD STEVEN ISAAC
Officer
Sale
9-Dec-09
64,187
9-Dec-09
INSIGHT VENTURE PARTNERS IV LP
Beneficial Owner (10% or more)
Sale
14-Dec-09
1,856,765
14-Dec-09
KRASNOW LINEENE NORRIS
Officer
Option Exercise
9-Dec-09
13,021
9-Dec-09
KURTZ NEIL M
Director
Option Exercise
9-Dec-09
3,571
9-Dec-09
MCCULLOCH GEORGE
Director
Acquisition (Non Open Market)
24-Jun-09
3,571
24-Jun-09
SHERIF TAREK
Officer
Sale
9-Dec-09
1,338,206
9-Dec-09
SOBILOFF PETER
Director
Acquisition (Non Open Market)
24-Jun-09
3,571
24-Jun-09
TAYLOR ROBERT
Director
Purchase
25-Jun-09
17,342
25-Jun-09

View Transactions for Insiders & Institutional Holders

* Insider roster data is derived solely from the last 24 months of Form 3 & Form 4 SEC filings.

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