<SEC-DOCUMENT>0001048695-20-000005-index.html : 20200123
<SEC-HEADER>0001048695-20-000005.hdr.sgml : 20200123
<ACCEPTANCE-DATETIME>20200122175148
ACCESSION NUMBER:		0001048695-20-000005
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		15
CONFORMED PERIOD OF REPORT:	20200121
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
FILED AS OF DATE:		20200123
DATE AS OF CHANGE:		20200122

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			F5 NETWORKS, INC.
		CENTRAL INDEX KEY:			0001048695
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER COMMUNICATIONS EQUIPMENT [3576]
		IRS NUMBER:				911714307
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26041
		FILM NUMBER:		20539781

	BUSINESS ADDRESS:	
		STREET 1:		401 ELLIOTT AVENUE WEST
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119
		BUSINESS PHONE:		2062725555

	MAIL ADDRESS:	
		STREET 1:		401 ELLIOTT AVENUE WEST
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98119

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	F5 NETWORKS INC
		DATE OF NAME CHANGE:	19990308

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	F5 LABS INC
		DATE OF NAME CHANGE:	19990305
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>ffiv8-k1222020.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: ffiv8-k1222020.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-3.1 <SEQUENCE>2 <FILENAME>ffiv8-kex31.htm <DESCRIPTION>EXHIBIT 3.1 <TEXT> Document 2 - file: ffiv8-kex31.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>3 <FILENAME>ffiv-20200121.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT <TEXT> Document 3 - file: ffiv-20200121.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.CAL <SEQUENCE>4 <FILENAME>ffiv-20200121_cal.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT <TEXT> Document 4 - file: ffiv-20200121_cal.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>5 <FILENAME>ffiv-20200121_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT <TEXT> Document 5 - file: ffiv-20200121_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>6 <FILENAME>ffiv-20200121_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT <TEXT> Document 6 - file: ffiv-20200121_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>7 <FILENAME>ffiv-20200121_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT <TEXT> Document 7 - file: ffiv-20200121_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>8 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 8 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>9 <FILENAME>R1.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 9 - file: R1.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>10 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 10 - file: FilingSummary.html
Document 10 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>11 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 11 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>12 <FILENAME>ffiv8-k1222020_htm.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 12 - file: ffiv8-k1222020_htm.html
Document 12 - RAW XML: ffiv8-k1222020_htm.xml
</DOCUMENT> <DOCUMENT> <TYPE>JSON <SEQUENCE>14 <FILENAME>MetaLinks.json <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 14 - file: MetaLinks.json
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>15 <FILENAME>0001048695-20-000005-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 15 - file: 0001048695-20-000005-xbrl.zip
</DOCUMENT> <DOCUMENT> <TYPE>EXCEL <SEQUENCE>16 <FILENAME>Financial_Report.xlsx <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 16 - file: Financial_Report.xlsx
</DOCUMENT> </SEC-DOCUMENT>