Item 2.02 Results of Operations and Financial Condition

On April 7, 2009, F5 Networks, Inc. (the "Company") issued a press release announcing its preliminary financial results for the three month period ended March 31, 2009, and certain other information. A copy of the press release is attached as Exhibit 99.1 to this report.
The information furnished pursuant to this Item 2.02 and the exhibit hereto shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and shall not be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act except as shall be expressly set forth by specific reference in such filing.
Item 9.01 Financial Statements and Exhibits

(d) Exhibits:

99.1 Press Release of F5 Networks, Inc. announcing preliminary financial results dated April 7, 2009.

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