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Tenable Announces First Quarter 2021 Financial Results Added 331 new enterprise platform customers and 29 net new six - figure customers • Revenue of $ 123.2 million , up 20 % year - over - year • GAAP loss from operations of $ 5.8 million ; Non - GAAP income from operations of $ 13.9 million • Net cash provided by operating activities of $ 38.6 million ; Free cash flow of $ 37.6 million COLUMBIA , Maryland , April 27 , 2021 - Tenable ( Nasdaq : TENB ) , the Cyber Exposure company , today announced financial results for the quarter ended March 31 , 2021 . " We are off to a great start for the year as reflected in our Q1 results , which include strong topline growth and free cash flow , " said Amit Yoran , Chairman and CEO of Tenable . " We have extended our technology and market leadership with the introduction of Tenable.ep , our new unified exposure platform , and the recent acquisition of Alsid . Our best - of - breed product platform and expansive ecosystem of partners are helping today's digital enterprises tackle their toughest security challenges with a holistic , risk - based approach . " First Quarter 2021 Financial Highlights • Revenue was $ 123.2 million , representing a 20 % increase year - over - year . • • . Calculated current billings was $ 119.5 million , representing a 20 % increase year - over - year . GAAP loss from operations was $ 5.8 million , compared to a loss of $ 21.7 million in the first quarter of 2020 . Non - GAAP income from operations was $ 13.9 million , compared to a loss of $ 7.7 million in the first quarter of 2020 . • GAAP net loss was $ 7.7 million , compared to a loss of $ 23.0 million in the first quarter of 2020 . • GAAP net loss per share was $ 0.07 , compared to a loss per share of $ 0.23 in the first quarter of 2020 . • • • • Non - GAAP net income was $ 14.7 million , compared to a loss of $ 8.8 million in the first quarter of 2020 . Non - GAAP diluted earnings per share was $ 0.13 , compared to a loss per share of $ 0.09 in the first quarter of 2020 . Cash and cash equivalents and short - term investments were $ 340.3 million at March 31 , 2021 , compared to $ 291.8 million at December 31 , 2020 . Net cash provided by operating activities was $ 38.6 million , compared to $ 4.5 million in the first quarter of 2020 . Free cash flow was $ 37.6 million , compared to $ 3.9 million in the first quarter of 2020 . Recent Business Highlights • Added 331 new enterprise platform customers and 29 net new six - figure customers . • • • • - Launched Tenable.ep , a unified , risk - based vulnerability management exposure platform designed to provide visibility across Tenable's solutions and prioritize vulnerabilities using predictive analytics . The offering combines our industry - leading products Tenable.ioⓇ Vulnerability Management , Tenable.io Web Application Scanning , Tenable.io Container Security and Tenable Lumin . Completed the acquisition of Alsid SAS ( " Alsid " ) and launched Tenable.ad- a solution designed to secure Active Directory environments and disrupt one of the most common attack paths in both advanced persistent threats and common hacks . Announced our new partnership with IBM Security where we are a preferred partner for fully integrated vulnerability insights , native within the QRadar Security Information and Event Management ( SIEM ) . IBM chose Tenable as a preferred partner due to our technology leadership , including covering more vulnerabilities and providing both on - premises and cloud - based offerings , ease of transition and market leadership . Entered into a new partnership with HCL BigFix , a leading endpoint management platform , making it easier for our customers to automate remediation using the infrastructure platforms they've already selected . Financial Outlook For the second quarter of 2021 , we currently expect : • Revenue in the range of $ 124.0 million to $ 126.0 million . 1