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Filing Details

Accession Number:: 0001181431-13-061852
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2013-12-06 17:56:54
Reporting Period:: 2013-11-25

Filing Date:: 2013-12-06
Accepted Time:: 2013-12-06 17:56:54
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1453814	Medidata Solutions Inc.	MDSO	Services-Prepackaged Software (7372)	522319066

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1466275	Tarek Sherif	C/O Medidata Solutions, Inc. 79 Fifth Avenue, 8Th Floor New York NY 10003	Chairman & Ceo	Yes	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Disposition	2013-11-25	8,500	$0.00	490,775	No	5	G	Direct
Common Stock	Disposition	2013-12-04	10,000	$117.94	480,775	No	4	S	Direct
Common Stock	Disposition	2013-12-04	9,803	$118.40	470,972	No	4	S	Direct
Common Stock	Disposition	2013-12-05	11,463	$118.02	459,509	No	4	S	Direct
Common Stock	Disposition	2013-12-06	22,024	$118.03	437,485	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	5	G	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Footnotes

Bona fide gift by the Reporting Person for no consideration.
The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2013.
Such transaction was executed in multiple trades at prices ranging from $115.18 to $120.00. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Such transaction was executed in multiple trades at prices ranging from $118.00 to $120.33. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Such transaction was executed in multiple trades at prices ranging from $118.00 to $118.37. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Such transaction was executed in multiple trades at prices ranging from $118.00 to $118.49. The price reported reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.