0001708055-21-000010.txt : 20210216 0001708055-21-000010.hdr.sgml : 20210216 20210216181759 ACCESSION NUMBER: 0001708055-21-000010 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210215 FILED AS OF DATE: 20210216 DATE AS OF CHANGE: 20210216 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Scarfo Anthony CENTRAL INDEX KEY: 0001550524 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38267 FILM NUMBER: 21641612 MAIL ADDRESS: STREET 1: C/O 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Ribbon Communications Inc. CENTRAL INDEX KEY: 0001708055 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373] IRS NUMBER: 821669692 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 BUSINESS PHONE: 978-614-8090 MAIL ADDRESS: STREET 1: 4 TECHNOLOGY PARK DRIVE CITY: WESTFORD STATE: MA ZIP: 01886 FORMER COMPANY: FORMER CONFORMED NAME: Sonus Networks, Inc. DATE OF NAME CHANGE: 20171027 FORMER COMPANY: FORMER CONFORMED NAME: Solstice Sapphire Investments, Inc. DATE OF NAME CHANGE: 20170531 4 1 edgar.xml PRIMARY DOCUMENT X0306 4 2021-02-15 0001708055 Ribbon Communications Inc. RBBN 0001550524 Scarfo Anthony C/O RIBBON COMMUNICATIONS INC. 4 TECHNOLOGY PARK DRIVE WESTFORD MA 01886 0 1 0 0 EVP & GM Cloud & Edge Common Stock 2021-02-15 4 F 0 3387 10.54 D 91425 D Reflects shares of common stock withheld by the Issuer to satisfy tax withholding obligations in connection with vesting of restricted stock. Patrick Macken, Attorney-in-Fact 2021-02-16