Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended March 31, 2021 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 000-38312 8x8, Inc. (Exact name of Registrant as Specified in its Charter) Delaware 77-0142404 (State or Other Juri ...

Financial Data and Key Metrics Changes - Total revenue for Q4 2021 was $144.7 million, a 19% year-over-year increase, exceeding guidance of $138.5 million to $140.5 million [33] - Service revenue reached $133.8 million, also a 19% year-over-year increase, surpassing guidance of $130.8 million to $131.8 million [33] - Total Annual Recurring Revenue (ARR) was $518 million at quarter end, reflecting a 22% year-over-year growth [33] - Non-GAAP gross margin improved to 61.2%, a 150 basis point sequential increase [34] - Non-GAAP pre-tax profit was $70,000, achieving profitability one quarter earlier than expected [37] Business Line Data and Key Metrics Changes - Integrated UCaaS and CCaaS offerings were key growth drivers, with over 760 customers generating more than $100,000 in ARR, a 25% increase year-over-year [9] - Customers with over $1 million in ARR grew over 70% year-over-year, contributing to a 49% growth in enterprise ARR [9] - ARR from combo customers (those purchasing both UCaaS and CCaaS) represented over 30% of total company ARR [11] Market Data and Key Metrics Changes - International revenue represented 27% of total revenue and grew 48% year-over-year [84] - The cloud communications market is projected to exceed $75 billion by 2023, with UCaaS and CCaaS segments making up $60 billion [46][47] Company Strategy and Development Direction - The company aims to build a path to a $1 billion business by enhancing capabilities and operational rigor [42] - Focus on integrated solutions is emphasized, with a strategy to capitalize on the demand for single vendor solutions across UCaaS and CCaaS [48] - Plans to increase R&D investments, particularly in contact center capabilities, to enhance product offerings [70][73] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the company's ability to leverage its integrated platform and market demand for cloud communications [87] - The focus for fiscal 2022 includes expanding the customer base, improving operational efficiency, and enhancing customer satisfaction [82][79] - Management anticipates a return to revenue growth rates of 20% or greater by late fiscal 2023 [102] Other Important Information - The company has phased out its unprofitable wholesale CPaaS business, which contributed $15 million in service revenue in fiscal 2021 [92] - The decision to focus on core market opportunities is expected to create a more favorable growth trajectory [93] Q&A Session Summary Question: Voice adoption for Teams users and Contact Center integration - Management was asked about the qualitative aspects of voice adoption for Teams users and the ease of adopting various voice options on Teams, as well as the relevance of legacy PBX providers for enterprises using new CCaaS solutions [108]

8x8, Inc. (NASDAQ:EGHT) Q3 2021 Earnings Conference Call January 28, 2021 5:00 PM ET Company Participants Dave Sipes - Chief Executive Officer Sam Wilson - Chief Financial Officer Conference Call Participants Matt VanVliet - BTIG Rich Valera - Needham Tim Horan - Oppenheimer Jonathan Kees - Summit Insights Group William Power - Baird Peter Levine - Evercore Meta Marshall - Morgan Stanley Mike Latimore - Northland Capital Management Catharine Trebnick - Colliers International Securities George Sutton ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Title of each class Trading Symbol Name of each exchange on which registered COMMON STOCK, PAR VALUE $.001 PER SHARE EGHT New York Stock Exchange Washington, D.C. 20549 FORM10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 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 _________ ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Title of each class Trading Symbol Name of each exchange on which registered COMMON STOCK, PAR VALUE $.001 PER SHARE EGHT New York Stock Exchange FORM10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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 _________ ...

8x8, Inc. (NASDAQ:EGHT) Q2 2021 Earnings Conference Call October 28, 2020 5:00 PM ET Company Participants Victoria Hyde-Dunn - IR Vik Verma - CEO Samuel Wilson - CFO Conference Call Participants Ryan MacWilliams - Stephens Inc. Michael Turrin - Wells Fargo Securities Matt VanVliet - BTIG Meta Marshall - Morgan Stanley Peter Levine - Evercore Mike Latimore - Northland Capital Management James Breen - William Blair Siti Panigrahi - Mizuho Andrew King - Colliers Securities Charlie Erlikh - Baird Jonathan Kees ...

UNITED STATES Title of each class Trading Symbol Name of each exchange on which registered COMMON STOCK, PAR VALUE $.001 PER SHARE EGHT New York Stock Exchange Emerging growth company ☐ 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 transition period fro ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year 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 _________ Commission file number 000-21783 8x8, Inc. (Exact name of Registrant as Specified in its Charter) Delaware 77-0142404 (State or Other Juri ...

UNITED STATES 8X8, INC. Title of each class Trading Symbol Name of each exchange on which registered COMMON STOCK, PAR VALUE $.001 PER SHARE EGHT New York Stock Exchange 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 ...

UNITED STATES 8X8, INC. Title of each class Trading Symbol Name of each exchange on which registered COMMON STOCK, PAR VALUE $.001 PER SHARE EGHT New York Stock Exchange 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 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 ________t ...