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Table of Contents ( Mark One ) ☐ ☑ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 FORM 20 - F REGISTRATION STATEMENT PURSUANT TO SECTION 12 ( b ) OR ( g ) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended September 30 , 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to OR SHELL COMPANY REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of event requiring this shell company report Commission file number : 1-14840 AMDOCS LIMITED ( Exact name of Registrant as specified in its charter ) Island of Guernsey ( Jurisdiction of incorporation or organization ) Hirzel House , Smith Street , St. Peter Port , Guernsey , GY1 2NG Amdocs , Inc. 1390 Timberlake Manor Parkway , Chesterfield , Missouri 63017 ( Address of principal executive offices ) Matthew E. Smith Amdocs , Inc. 1390 Timberlake Manor Parkway , Chesterfield , Missouri 63017 Telephone : 314-212-8328 Email : dox_info@amdocs.com ( Name , Telephone , E - mail and / or Facsimile number and Address of Company Contact Person ) Securities registered or to be registered pursuant to Section 12 ( b ) of the Act : Title of each class Ordinary Shares , par value £ 0.01 Trading Symbol DOX Securities registered or to be registered pursuant to Section 12 ( g ) of the Act : [ None ] Name of each exchange on which registered Nasdaq Global Select Market Securities for which there is a reporting obligation pursuant to Section 15 ( d ) of the Act : [ None ] Indicate the number of outstanding shares of each of the issuer's classes of capital or common stock as of the close of the period covered by the annual report . Title of Class Ordinary Shares , par value £ 0.01 Number of Shares Outstanding ( 1 ) 124,866,230 Indicate by check mark if the registrant is a well - known seasoned issuer , as defined in Rule 405 of the Securities Act . Yes ☑ No ☐ If this report is an annual or transition report , indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or 15 ( d ) of the Securities Exchange Act of 1934. Yes ☐ No ☑ Indicate by check mark whether the registrant ( 1 ) has filed all reports required to be filed by Section 13 or 15 ( d ) of the Securities Exchange Act of 1934 during the preceding 12 months ( or for such shorter period that the registrant was required to file such reports ) , and ( 2 ) has been subject to such filing requirements for the past 90 days . Yes ☑ No ☐ Indicate by check mark whether the registrant has submitted electronically and posted on its corporate website , if any , every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S - T ( § 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit and post such files ) . Yes No ☐ Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , or a non - accelerated filer . See definition of " accelerated filer and large accelerated filer " in Rule 12b - 2 of the Exchange Act . ( Check one ) : Large Accelerated Filer ☑ Accelerated Filer Non - accelerated Filer ☐ Emerging growth company ☐ If an emerging growth company that prepares its financial statements in accordance with U.S. GAAP , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . ☐ Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . ☐ Indicate by check mark which basis of accounting the registrant has used to prepare the financial statements included in this filing : U.S. GAAP × International Financial Reporting Standards as issued by the International Accounting Standards Board If this is an annual report , indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Exchange Act ) . Yes ☐ No ☑ Other ☐