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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1142596	Nuvasive Inc	NUVA	Surgical & Medical Instruments & Apparatus (3841)	330768598

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1289409	Patrick Miles	7475 Lusk Blvd. San Diego CA 92121	President, Americas	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	Acquisiton	2010-05-24	7,500	$23.24	10,308	No	4	M	Direct
Common Stock	Disposition	2010-05-24	7,500	$41.33	2,808	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	2010-05-24	7,500	$0.00	7,500	$23.24

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
62,736		2017-01-16	No	4	M	Direct

Footnotes

The shares sold were acquired contemporaneously upon the cashless exercise of a stock option at an exercise price of $23.24 per share.
The sale reported on this Form 4 was effected pursuant to a rule 10b5-1 trading plan adopted by the Reporting Person on May 19, 2009.
Includes 713 shares acquired by the Reporting Person under the Issuer's Employee Stock Purchase Plan on April 30, 2010 in a transaction exempt from reporting under Rule 16b-3.
25% of the total shares subject to the option vested on January 16, 2008 which was the first anniversary of the date of grant; the remaining shares vest in 36 equal monthly installments thereafter.