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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1364962	Imperva Inc	IMPV	Services-Prepackaged Software (7372)	030460133

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1533412	Jason Forget	C/O Imperva, Inc. 3400 Bridge Parkway, Suite 200 Redwood Shores CA 94065	Svp, Ww Business 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
Common Stock	Acquisiton	2012-11-15	1,093	$1.64	1,726	No	4	M	Direct
Common Stock	Disposition	2012-11-15	1,093	$29.00	633	No	4	S	Direct
Common Stock	Acquisiton	2012-11-15	1,562	$1.68	2,195	No	4	M	Direct
Common Stock	Disposition	2012-11-15	1,562	$29.00	633	No	4	S	Direct
Common Stock	Disposition	2012-11-16	633	$29.00	0	No	4	S	Direct

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

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Disposition	2012-11-15	1,093	$0.00	1,093	$1.64
Common Stock	Employee Stock Option (right to buy)	Disposition	2012-11-15	1,562	$0.00	1,562	$1.68

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
1,094		2019-02-10	No	4	M	Direct
7,812		2020-02-05	No	4	M	Direct

Footnotes

Includes 633 shares of common stock acquired by the reporting person on November 15, 2012 under the Imperva, Inc. 2011 Employee Stock Purchase Plan.
This Stock Option vests over four years of continuous service as follows: 25% of the underlying shares vest one year following the vesting commencement date of January 1, 2009, with the remaining 75% vesting in equal quarterly installments over the next three years. This Stock Option is subject to accelerated vesting in the event of a termination of employment of the Reporting Person under certain circumstances following a change in control of the Issuer.
This Stock Option vests over four years of continuous service as follows: 25% of the underlying shares vest one year following the vesting commencement date of January 1, 2010, with the remaining 75% vesting in equal quarterly installments over the next three years. This Stock Option is subject to accelerated vesting in the event of a termination of employment of the Reporting Person under certain circumstances following a change in control of the Issuer.