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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
1533440	Amichai Shulman	C/O Imperva, Inc. 3400 Bridge Parkway, Suite 200 Redwood Shores CA 94065	Chief Technology Officer	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	2013-02-06	9,610	$35.00	442,129	No	4	S	Indirect	See footnote
Common Stock	Disposition	2013-02-07	7,989	$35.00	434,140	No	4	S	Indirect	See footnote

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See footnote
No	4	S	Indirect	See footnote

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Employee Stock Option (right to buy)	Acquisiton	2013-02-05	15,000	$0.00	15,000	$34.55
Common Stock	Restricted Stock Units	Acquisiton	2013-02-05	15,000	$0.00	15,000	$0.00

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
15,000		2023-02-04	No	4	A	Direct
15,000		2023-02-04	No	4	A	Direct

Footnotes

This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the Reporting Person.
The shares are owned of record by Amichai Shulman Holdings 2000 Ltd. The Reporting Person is a director and beneficial owner of the shares held by such entity.
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, 2013 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.
Each restricted stock unit represents a contingent right to receive one share of common stock of the Issuer upon vesting.
The restricted stock units vest as follows: 25% of the underlying shares vest one year following the vesting commencement date of February 15, 2013, with the remaining 75% vesting in equal quarterly installments over the next three years. The restricted stock units are 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.
The Issuer has up to 30 days following vesting to settle. The actual expiration date will be immediately following settlement.