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Tuesday, December 15, 2009, 10:45AM ET - U.S. Markets close in 5 hours and 15 minutes. Dow  0.14% Nasdaq  0.02%

Medidata Solutions, Inc. (MDSO)

At 10:30AM ET: 15.389   0.039 (0.25%)

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Insider Transactions Get Insider Transactions for:
NET SHARE PURCHASE ACTIVITY Insider Purchases - Last 6 Months   Shares Trans Purchases 17,700 3 Sales 1,263,670 1 Net Shares Purchased (Sold) (1,245,970) 4 Total Insider Shares Held 4.60M N/A % Net Shares Purchased (Sold) (21.3%) N/A Net Institutional Purchases - Prior Qtr to Latest Qtr   Shares Net Shares Purchased (Sold) 4,031,890 % Change in Institutional Shares Held 36.8% Data provided by Thomson Financial
INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS Date Insider Shares Type Transaction Value* 9-Dec-09 KRASNOW LINEENE NORRIS Officer 75,000 Direct Option Exercise at $0.62 per share. $46,500 9-Dec-09 KRASNOW LINEENE NORRIS Officer 75,000 Direct Sale at $14.18 per share. $1,063,500 9-Dec-09 HIRSCHFELD STEVEN ISAAC Officer 75,000 Direct Sale at $14.18 per share. $1,063,500 9-Dec-09 DE VRIES GLEN MICHAEL Officer 145,000 Direct Sale at $14.18 per share. $2,056,100 9-Dec-09 SHERIF TAREK Officer 145,000 Direct Sale at $14.18 per share. $2,056,100 9-Dec-09 KURTZ NEIL M Director 15,000 Direct Option Exercise at $0.17 per share. $2,550 9-Dec-09 KURTZ NEIL M Director 15,000 Direct Sale at $14.18 per share. $212,700 30-Jun-09 INSIGHT VENTURE PARTNERS IV LP Beneficial Owner (10% or more) 631,835 Indirect Sale at $13.02 per share. $8,226,491 30-Jun-09 INSIGHT VENTURE PARTNERS IV LP Beneficial Owner (10% or more) 631,835 Direct Sale at $13.02 per share. $8,226,491 30-Jun-09 INSIGHT VENTURE PARTNERS IV LP Beneficial Owner (10% or more) 5,436,706 Indirect Acquisition (Non Open Market) at $0 per share. N/A 30-Jun-09 INSIGHT VENTURE PARTNERS IV LP Beneficial Owner (10% or more) 5,436,706 Direct Acquisition (Non Open Market) at $0 per share. N/A 25-Jun-09 KRASNOW LINEENE NORRIS Officer 700 Direct Purchase at $14 per share. $9,800 25-Jun-09 DALZIEL BRUCE D Officer 12,000 Direct Purchase at $14 per share. $168,000 25-Jun-09 TAYLOR ROBERT Director 5,000 Indirect Purchase at $14 per share. $70,000 24-Jun-09 MCCULLOCH GEORGE Director 3,571 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 DOMINGUEZ CARLOS Director 6,171 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 KRASNOW LINEENE NORRIS Officer 12,321 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 HIRSCHFELD STEVEN ISAAC Officer 21,562 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 DE VRIES GLEN MICHAEL Officer 54,400 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 SHERIF TAREK Officer 54,400 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 KURTZ NEIL M Director 3,571 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 DOUGLAS CORY Officer 3,571 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 DALZIEL BRUCE D Officer 25,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 SOBILOFF PETER Director 3,571 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 TAYLOR ROBERT Director 6,171 Direct Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 INSIGHT VENTURE PARTNERS IV LP Beneficial Owner (10% or more) 14,284 Indirect Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 HIRSCHFELD STEVEN ISAAC Officer 117,625 Direct Statement of Ownership N/A 24-Jun-09 DE VRIES GLEN MICHAEL Officer 1,429,712 Direct Statement of Ownership N/A 24-Jun-09 SHERIF TAREK Officer 1,428,806 Direct Statement of Ownership N/A Data provided by EDGAR Online * = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown.
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