f5networksinc12312013.htm
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
(Rule 13d-102)
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13D-1(b) AND
AMENDMENTS FILED THERETO FILED PURSUANT TO RULE 13D-2(b)
Under the Securities Exchange Act of 1934
(Amendment No. _)*
F5 Networks, Inc.
(Name of Issuer)
Common Stock
(Title of Classes of Securities)
315616102
(CUSIP Number)
December 31, 2013
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
: X Rule 13d-1(b)
: Rule 13d-1(c)
: Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
CUSIP No.:315616102
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1
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NAME OF REPORTING PERSON
I.R.S. IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)
Invesco Ltd.
IRS # 980557567
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2
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CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a)
(b)
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3
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SEC USE ONLY
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4
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CITIZENSHIP OR PLACE OF ORGANIZATION
Invesco Ltd. – Bermuda
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NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
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5
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SOLE VOTING POWER – 4,079,706
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6
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SHARED VOTING POWER – 0
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7
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SOLE DISPOSITIVE POWER – 4,079,756
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8
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SHARED DISPOSITIVE POWER – 0
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9
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AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
4,079,756
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10
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CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*
N/A
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11
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PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
5.3%
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12
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TYPE OF REPORTING PERSON*
See Item 3 of this statement
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Item 1(a). Name of Issuer:
F5 Networks, Inc.
(b). Address of Issuer’s Principal Executive Offices:
401 Elliott Avenue West; Seattle, WA 98119; United States
Item 2(a). Name of Person Filing:
Invesco Ltd.
(b). Address of Principal Business Office or, if none, residence of filing person:
1555 Peachtree Street NE; Atlanta, GA 30309; United States
(c). Citizenship of filing person:
Bermuda
(d). Title of Classes of Securities:
Common Stock
(e). CUSIP Number:
315616102
Item 3. If this statement is filed pursuant to ss240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(e) [x] An investment adviser in accordance with section 240.13d-1(b)(1)(ii)(E)
(g) [x] A parent holding company or control person in accordance with section 240.13d-1(b)(1)(ii)(G)
Item 4. Ownership:
Please see responses to Items 5-8 on the cover of this statement, which are incorporated herein by reference.
Item 5. Ownership of Five Percent or Less of a Class:
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ]
Item 6. Ownership of More than Five Percent on Behalf of Another Person:
N/A
Item 7. Identification and Classification of the Subsidiary which Acquired the Security Being Reported on by the Parent Holding Company:
The following subsidiaries of Invesco Ltd. are investment advisers which hold shares of the security being reported:
Invesco Advisers, Inc.
Invesco Asset Management Deutschland GmbH
Invesco Asset Management (Japan) Limited
Invesco Asset Management, S.A.
Invesco PowerShares Capital Management
Invesco Global Asset Management Limited
Invesco National Trust Company
Stein Roe Investment Counsel, Inc.
Invesco Investment Advisers, LLC
Item 8. Identification and Classification of Members of the Group:
N/A
Item 9. Notice of Dissolution of a Group:
N/A
Item 10. Certification:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.
Signature:
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
02/10/2014
Date
Invesco Ltd.
By: /s/ Lisa Brinkley
Lisa Brinkley
Global Assurance Officer