Table of Contents Emerging Growth Company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 000-26041 F5 Networks, Inc. (Exact name of Registrant as specified in its charter) Washing ...

| --- | --- | --- | |---------------------------------------------------------|-------|-------| | | | | | | | | | | | | | | | | | | | | | Q4FY20 & FY20 Results PERIOD ENDING SEPTEMBER 30, 2020 | | | | Published October 26, 2020 | | | Forward-looking statements This presentation and associated commentary contains forward-looking statements including, among other things, statements regarding the continuing strength and momentum of F5's business, future financial performance, projected and target revenue and e ...

F5 Networks, Inc. (NASDAQ:FFIV) Q4 2020 Earnings Conference Call October 26, 2020 4:30 AM ET Company Participants Suzanne DuLong - Vice President, Investor Relations François Locoh-Donou - President & Chief Executive Officer Frank Pelzer - Executive Vice President & Chief Financial Officer Conference Call Participants Erik Lapinski - Morgan Stanley James Fish - Piper Sandler & Co. Sami Badri - Credit Suisse Alex Henderson - Needham & Company Tim Long - Barclays Samik Chatterjee - JPMorgan Jeff Kvaal - Wolfe ...

Table of Contents Title of each class Trading Symbol(s) Name of each exchange on which registered Common stock, no par value FFIV NASDAQ Global Select Market Emerging Growth Company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transitio ...

| --- | --- | --- | |--------------------------------------------|-------|-------| | | | | | Q3FY20 Results PERIOD ENDING JUNE 30, 2020 | | | | Published July 27, 2020 | | | Forward-looking statements This presentation and associated commentary contains forward-looking statements including, among other things, statements regarding the continuing strength and momentum of F5's business, future financial performance, projected and target revenue and earnings ranges, income, earnings per share, share amounts an ...

F5 Networks, Inc. (NASDAQ:FFIV) Q3 2020 Results Earnings Conference Call July 27, 2020 4:00 PM ET Company Participants Suzanne DuLong - Vice President, Investor Relations François Locoh-Donou - President and CEO Frank Pelzer - Executive Vice President and CFO Conference Call Participants Tim Long - Barclays James Fish - Piper Sandler Sami Badri - Credit Suisse Samik Chatterjee - J.P. Morgan Meta Marshall - Morgan Stanley Alex Henderson - Needham Paul Silverstein - Cowen Operator Good afternoon. And welcome ...

Table of Contents Title of each class Trading Symbol(s) Name of each exchange on which registered Common stock, no par value FFIV NASDAQ Global Select Market UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commissi ...

F5 Networks, Inc. (NASDAQ:FFIV) Q2 2020 Earnings Conference Call April 27, 2020 4:30 PM ET Company Participants Suzanne DuLong - VP, IR François Locoh-Donou - President and CEO Frank Pelzer - EVP and CFO Conference Call Participants James Fish - Piper Sandler Tim Long - Barclays Capital Sami Badri - Credit Suisse Rod Hall - Goldman Sachs Alex Henderson - Needham & Company Meta Marshall - Morgan Stanley Paul Silverstein - Cowen & Company Amit Daryanani - Evercore ISI Joe Cardoso - JPMorgan Operator Good afte ...

Table of Contents Title of each class Trading Symbol(s) Name of each exchange on which registered Common stock, no par value FFIV NASDAQ Global Select Market UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commi ...

Table of Contents Emerging Growth Company ☐ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 000-26041 F5 Networks, Inc. (Exact name of Registrant as specified in its charter) Washing ...