Medidata Solutions Inc. (MDSO)

Market is closed

Insider Trading: Sales

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Hirschfeld Officer	$37.54	10,757	$403,798.42	83,703	2012-09-07	Filing
Sherif Officer, Director	$36.45	20,000	$728,960.00	841,502	2012-09-06	Filing
De Officer, Director	$35.96	25,000	$898,910.00	1,011,908	2012-09-05	Filing
Sherif Officer, Director	$35.82	20,000	$716,366.00	864,258	2012-08-03	Filing
Douglas Officer	$36.00	14,019	$504,679.79	34,938	2012-08-03	Filing
Douglas Officer	$36.00	14,019	$504,679.79	34,938	2012-08-03	Filing
De Officer, Director	$35.00	1,817	$63,595.00	1,039,664	2012-08-02	Filing
De Officer, Director	$34.69	23,183	$804,299.41	1,041,481	2012-08-01	Filing
Hirschfeld Officer	$34.66	25,000	$866,500.00	83,703	2012-07-31	Filing
Sherif Officer, Director	$31.93	4,949	$158,015.14	884,258	2012-07-06	Filing
Sherif Officer, Director	$32.17	15,051	$484,210.24	889,207	2012-07-05	Filing
De Officer, Director	$32.22	20,000	$644,392.00	1,064,664	2012-07-05	Filing
Hirschfeld Officer	$29.66	25,000	$741,500.00	86,202	2012-06-20	Filing
Sherif Officer, Director	$27.54	15,000	$413,121.00	908,347	2012-06-05	Filing
De Officer, Director	$27.85	15,000	$417,754.50	1,088,753	2012-06-06	Filing
De Officer, Director	$27.88	15,000	$418,248.00	1,067,914	2012-05-02	Filing
Sherif Officer, Director	$27.87	15,000	$418,063.50	887,508	2012-05-03	Filing
De Officer, Director	$25.87	15,000	$387,975.00	1,082,914	2012-04-04	Filing
Sherif Officer, Director	$26.10	15,000	$391,488.00	902,508	2012-04-04	Filing
Hirschfeld Officer	$27.50	10,000	$275,000.00	69,725	2012-03-23	Filing