Fortinet, Inc. — Director's Dealing 2010

Dec 9, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: FORTINET INC (FTNT)
CIK: 0001262039
Period of Report: 2010-12-08

Reporting Person: Whittle John (VP & General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-12-08	Common Stock	M	25000	$7.47	Acquired	25000	Direct
2010-12-08	Common Stock	S	25000	$32.554	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-12-08	Employee Stock Option (right to buy)	$7.47	M	25000	Disposed	2019-01-28	Common Stock (25000)	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 30, 2009, as amended.

F2: The sale price reported in column 4 of Table I represents the weighted average sale price of the shares sold ranging from $32.14 to $32.97 per share. Upon request by the Commission staff, the Issuer, or a security holder of the Issuer, the Reporting Person will provide full information regarding the number of shares sold at each separate price.

F3: One-fourth of the shares subject to the option vest on January 28, 2010 and one forty-eighth of the shares shall vest monthly thereafter.