<SEC-DOCUMENT>0001181431-14-030318-index.html : 20140827
<SEC-HEADER>0001181431-14-030318.hdr.sgml : 20140827
<ACCEPTANCE-DATETIME>20140827172957
ACCESSION NUMBER:		0001181431-14-030318
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20140826
FILED AS OF DATE:		20140827
DATE AS OF CHANGE:		20140827

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Medidata Solutions, Inc.
		CENTRAL INDEX KEY:			0001453814
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				522319066
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		350 HUDSON ST.,  9TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014
		BUSINESS PHONE:		212.918.1800

	MAIL ADDRESS:	
		STREET 1:		350 HUDSON ST.,  9TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Spielman Bryan Charles
		CENTRAL INDEX KEY:			0001529711

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34387
		FILM NUMBER:		141069240

	MAIL ADDRESS:	
		STREET 1:		10 W. 86 ST.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10024
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd415264.xml
<DESCRIPTION>BRYAN SPIELMAN - EXERCISE AND SELL
<TEXT>
Document 1 - file: rrd415264.html

Document 1 - RAW XML: rrd415264.xml

</DOCUMENT>
</SEC-DOCUMENT>