F5, INC. — Director's Dealing 2013

Feb 22, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: F5 NETWORKS INC (FFIV)
CIK: 0001048695
Period of Report: 2013-02-20

Reporting Person: Feringa Thomas David (EVP, World Wide Sales)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-02-20	Common Stock	S	130	$102.37	Disposed	2108	Direct
2013-02-20	Common Stock	S	700	$104.13	Disposed	1408	Direct
2013-02-20	Common Stock	S	700	$104.8714	Disposed	708	Direct

Footnotes

F1: This transaction was executed pursuant to a Rule 10b5-1 trading plan.

F2: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $103.72 to 104.54. The reported price is the weighted average sale price. The reporting person undertakes to provide to the Company, any security holder of the Company, or Securities and Exchange Commission staff, upon request, complete information regarding the number of shares sold at each separate price.

F3: This transaction was executed pursuant to a Rule 10b5-1 trading plan, in multiple trades at prices ranging from $104.75 to $105.02. The reported price is the weighted average sale price. The reporting person undertakes to provide to the Company, any security holder of the Company, or Securities and Exchange Commission staff, upon request, complete information regarding the number of shares sold at each separate price.