<SEC-DOCUMENT>0001660280-25-000060-index.html : 20250403 <SEC-HEADER>0001660280-25-000060.hdr.sgml : 20250403 <ACCEPTANCE-DATETIME>20250403163732 ACCESSION NUMBER: 0001660280-25-000060 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20250403 DATE AS OF CHANGE: 20250403 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Tenable Holdings, Inc. CENTRAL INDEX KEY: 0001660280 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] ORGANIZATION NAME: 06 Technology EIN: 475580846 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-38600 FILM NUMBER: 25810170 BUSINESS ADDRESS: STREET 1: 6100 MERRIWEATHER DRIVE CITY: COLUMBIA STATE: MD ZIP: 21044 BUSINESS PHONE: 410-872-0555 MAIL ADDRESS: STREET 1: 6100 MERRIWEATHER DRIVE CITY: COLUMBIA STATE: MD ZIP: 21044 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>tenable-2025defa.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: tenable-2025defa.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>proxycard1a.jpg <TEXT> Document 2 - file: proxycard1a.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>proxycard2a.jpg <TEXT> Document 3 - file: proxycard2a.jpg
</DOCUMENT> </SEC-DOCUMENT>