F5, INC. — Director's Dealing 2012

Mar 20, 2012

SEC Form 4/A — Form 4/A

Issuer: F5 NETWORKS INC (FFIV)
CIK: 0001048695
Period of Report: 2012-03-14

Reporting Person: GUELICH KARL (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-03-14	Common Stock	M	1836	$0.00	Acquired	10386	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-03-14	Restricted Stock Units	$0.00	M	1836	Disposed		Common Stock (1836)	Direct

Footnotes

F1: Shares received upon vesting of the March 14, 2011 grant of Restricted Stock Units.

F2: Each Restricted Stock Unit represents a contingent right to receive one share of Common Stock of F5 Networks, Inc. on the vest date.

F3: One share of Common Stock of F5 Networks, Inc. was delivered to the reporting person for each Restricted Stock Unit that vested on March 14, 2012.