Medidata Solutions Inc. (MDSO)

Market is closed

Insider Trading: Sales

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
De Officer, Director	$50.20	56,547	$2,838,834.70	725,383	2013-02-22	Filing
Krasnow Officer	$38.59	5,790	$223,410.05	57,366	2012-12-13	Filing
Krasnow Officer	$38.56	5,531	$213,269.83	57,366	2012-12-12	Filing
Krasnow Officer	$38.42	3,151	$121,067.72	57,366	2012-12-11	Filing
Hirschfeld Officer	$38.37	22,554	$865,290.98	54,871	2012-12-11	Filing
Hirschfeld Officer	$38.39	13,018	$499,767.53	77,425	2012-12-10	Filing
De Officer, Director	$38.66	25,000	$966,555.00	738,616	2012-12-05	Filing
Sherif Officer, Director	$38.48	20,000	$769,642.00	537,502	2012-12-05	Filing
Douglas Officer	$37.98	5,700	$216,461.49	34,938	2012-12-04	Filing
De Officer, Director	$40.01	204,000	$8,162,978.40	740,304	2012-11-19	Filing
Sherif Officer, Director	$40.01	204,000	$8,162,978.40	557,502	2012-11-19	Filing
De Officer, Director	$40.68	40,000	$1,627,396.00	944,304	2012-11-07	Filing
Spielman Other	$42.00	5,500	$231,000.00	6,704	2012-11-06	Filing
Spielman Other	$41.61	5,500	$228,862.15	6,704	2012-11-05	Filing
Sherif Officer, Director	$41.04	40,000	$1,641,600.00	761,502	2012-11-05	Filing
Sherif Officer, Director	$39.17	19,765	$774,210.86	801,502	2012-10-04	Filing
Sherif Officer, Director	$39.77	20,235	$804,644.78	821,267	2012-10-03	Filing
De Officer, Director	$39.77	27,604	$1,097,869.05	984,304	2012-10-03	Filing
Hirschfeld Officer	$37.55	23,810	$894,072.64	83,703	2012-09-12	Filing
Hirschfeld Officer	$37.49	27,733	$1,039,804.46	83,703	2012-09-11	Filing