Home > Insider Trading > Filing (0001181431-11-043681)

Filing Details

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
1466274	Isaac Steven Hirschfeld	C/O Medidata Solutions, Inc. 79 Fifth Avenue, 8Th Floor New York NY 10003	Evp- Customer Operations	No	Yes	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2011-08-01	8,333	$0.17	60,816	No	4	M	Direct
Common Stock	Disposition	2011-08-01	8,333	$19.83	52,483	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	M	Direct
No	4	S	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Stock Option (right to buy)	Disposition	2011-08-01	8,333	$0.00	8,333	$0.17

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
50,001		2012-08-30	No	4	M	Direct

Footnotes

The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 7, 2010.
Such transaction was executed in multiple trades at prices ranging from $19.37 to $20.6109. 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.
These options are fully vested and exercisable.