Slide 1: 8x8 Second Quarter Fiscal 2026
8x8 Second Quarter Fiscal 2026 Ended September 30, 2025 November 4, 2025 Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 2: Forward-Looking Statements
Forward-Looking Statements This presentation includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and Section 21E of the Securities Exchange Act of 1934, as amended. Any statements that are not statements of historical fact may be deemed to b
Slide 3: Samuel Wilson, CEO and Kevin Kraus, CFO
| Q2 2026 Earnings Presentation 3 Samuel Wilson Kevin Kraus 8x8 Chief Executive Officer 8x8 Chief Financial Officer Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 4: We connect people and organizations through seamless communication
| Q2 2026 Earnings Presentation 4 We connect people and organizations through seamless communication, empowering them to unlock the potential of every interaction. Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 5: A Market Leader in Business Communications
5 A Market Leader in Business Communications Ranked #1 over competitors for Global Reach ® Best of Breed 2 Contact Center integrated with UCaaS1 5 4 3 3M+ 54K+ 50+ Paid Business Global Countries 2 Users4 Across Customers with PSTN 1 >190 Countries Replacement 0 Dialpad Vonage RingCentral Cisco Zoom
Slide 6: 8x8 Product Portfolio
6 8x8 Product Portfolio Local numbers in 100+ countries including toll-free Technology Partner Ecosystem Professional Service and Support Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 7: Future-ready CX and EX
| Q2 2026 Earnings Presentation 7 Future-ready CX and EX Cutting-edge Insights for smarter Global reach and Optimize IT and platform for better decisions reliability support footprint outcomes Identity CX gaps and eliminate Financially backed, platform- Eliminate multiple vendor Meet your customers
Slide 8: 8x8 Momentum
| Q2 2026 Earnings Presentation 8 8x8 Momentum 59% 167% >80% YoY Increase in Intelligent YoY increase Intelligent of all interactions Customer Assistant (ICA) Customer Assistant (ICA) represented by Voice AI customer adoption - Voice & Digital >181% 63% YoY Growth in API QoQ increase in API Messagin
Slide 9: Select Q2 2026 Customer Wins
9 Select Q2 2026 Customer Wins Leading Network of Healthcare European Healthcare Provider Large UK Non-Profit Organization Providers Why 8x8: Why 8x8: Why 8x8: • Unmatched collaboration across teams • Strong understanding of operational • Strength and consistency of partner • 8x8 Team’s technical ex
Slide 10: Select Q2 2026 Customer Wins
10 Select Q2 2026 Customer Wins U.S. Regional Financial Services Global Leader in Supply Chain Industry-Leading, International Provider Sustainability Professional Services Company Why 8x8: Why 8x8: Why 8x8: • Delivered seamless solution fit aligned • Global solution, with the flexibility and • Call
Slide 11: Q2 2026 Business Highlights
| Q2 2026 Earnings Presentation 11 Q2 2026 Business Highlights AI-powered Customer Multi-Product Strategy Driving Value Experience Solutions Annual revenue from customers with 3 or more Voice AI Interactions across the products now represents more than one-third of platform increased over 5x YoY rec
Slide 12: Select Recent Industry Recognition
| Q2 2026 Earnings Presentation 12 Select Recent Industry Recognition Named a Leader in the IDC Marketscape: European Contact Center-as-a- Service Applications Software 2025 Vendor Assessment Named as Top UK Public Sector Tech Supplier in the Tech Titans Report Recognized in the 2025 Gartner Magic Q
Slide 13: Q2 2026 Financial Highlights
| Q2 2026 Earnings Presentation 13 Q2 2026 Financial Highlights Top-Line Profitability & Cash Service Revenue Total Revenue GAAP Operating Non-GAAP Operating $179M $184M Margin Margin1 +2.3% YoY, +1.6% QoQ +1.7% YoY, +1.5% QoQ 2.9% 9.4% Cash flow generated 11% 5.7% 19th from operations YoY growth in
Slide 14: Q2 2026 Results vs. Guidance
| Q2 2026 Earnings Presentation 14 Q2 2026 Results vs. Guidance Metric Q2 2026 Results Guidance Ranges (US$ millions) (Qtr ended 9/30/25) (As of 8/5/25) Service Revenue1 $179.1M $170M – $175M % Growth Y/Y 2.3% (2.9) - 0% Total Revenue2 $184.1M $175M – $180M % Growth Y/Y 1.7% (3.3%) – (0.6%) Non-GAAP
Slide 15: Income Statement
| Q2 2026 Earnings Presentation 15 Q2 2026 Financial Metrics Metric Q2 2026 % of Total Revenue % Change YoY (US$ millions) Revenue Service Revenue1 $179.1 97% 2% Other Revenue2 $5.0 3% (16)% Income Statement Total Revenue $184.1 100% 2% GAAP Metrics Gross Profit $119.3 65% (3)% Operating Income $5.3
Slide 16: Income Statement: Q2 2026 Financial Metrics (Cont'd)
| Q2 2026 Earnings Presentation 16 Q2 2026 Financial Metrics (Cont’d) Metric Q2 2026 Change QoQ Change YoY (US$ millions) Liquidity and Cash Flow Cash & Investments1 $76.7 $(5.5) $(41.2) Income Statement Operating Cash Flow $8.8 $(3.0) $(3.5) CapEx + Cap SW $(4.2) $0.2 $(0.2) TTM Operating Cash Flow
Slide 17: Revenue
| Q2 2026 Earnings Presentation 17 Revenue Total Revenue Service Revenue (US$ millions) (US$ millions) $181 $181 $184 $179 $175 $176 1.5% QoQ 1.6% QoQ 1.7% YoY 2.3% YoY Q2 2025 Q1 2026 Q2 2026 Q2 2025 Q1 2026 Q2 2026 Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 18: Non-GAAP Gross Margins
| Q2 2026 Earnings Presentation 18 Non-GAAP Gross Margins1 Non-GAAP Total and Service Gross Margins as a % of Revenue impacted by mix shift to a higher mix of usage revenue 73.2% 70.2% 70.6% 68.4% 67.8% 65.7% Q2 2025 Q1 2026 Q2 2026 Service Gross Margin Total Gross Margin 1. See Appendix for reconci
Slide 19: Non-GAAP Operating Expenses and Total Costs
| Q2 2026 Earnings Presentation 19 Non-GAAP Operating Expenses and Total Costs1,2,3 Operating expenses and total costs declined as a % of revenue, demonstrating continued financial discipline 91.0% 90.6% (As a % of Revenue) 88.1% 58.3% 58.8% 56.3% Q2 2025 Q1 2026 Q2 2026 Operating Expenses Total Cos
Slide 20: Non-GAAP Expense Profile
| Q2 2026 Earnings Presentation 20 1,2,3 Non-GAAP Expense Profile 58.3% 58.8% 56.3% 10.4% 10.2% 9.9% 32.7% 34.2% 31.9% G&A S&M R&D 15.2% 14.3% 14.5% Q2 FY25 Q1 FY26 Q2 FY26 1. See Appendix for reconciliation of Non-GAAP metrics to nearest GAAP metric. 2. Non-GAAP Operating Expenses includes non-GAAP
Slide 21: Non-GAAP Operating Income and Margin
| Q2 2026 Earnings Presentation 21 Non-GAAP Operating Income and Margin1 Non-GAAP Operating Income Non-GAAP Operating Margin % (US$ millions) (% of revenue) $22 11.9% $17 $16 9.0% 9.4% Q2 2025 Q1 2026 Q2 2026 Q2 2025 Q1 2026 Q2 2026 1. See Appendix for reconciliation of Non-GAAP metrics to nearest G
Slide 22: Interest Expense and Cash Interest Paid
| Q2 2026 Earnings Presentation 22 Interest Expense and Cash Interest Paid Interest Expense Quarter-Over-Quarter Interest Paid Quarter-Over-Quarter $8,000 $8,000 $6,780 $6,471 $5,842 $6,000 $427 $5,153 $6,000 $4,894 $4,842 $321 $2,742 $2,433 $336 $362 $4,000 $3,396 $4,000 $2,813 $2,539 $2,461 $3,193
Slide 23: Cash & Investments Quarterly Trend
| Q2 2026 Earnings Presentation 23 Cash & Investments Quarterly Trend $25M debt payoff $33M debt payoff $15M debt payoff $15M debt payoff + $1.8M stock $125 $118 buyback $10M debt payoff $105 $100 $89 $82 $77 $75 (millions) $50 $25 $— Q2'25 Q3'25 Q4'25 Q1'26 Q2'26 Cash Restricted cash Copyright 2025
Slide 24: History of Reducing Debt Outstanding
| Q2 2026 Earnings Presentation 24 History of Reducing Debt Outstanding Principal repayments of $25M in 1H'26; Reduced Principal Amount of Debt by ~$224M since August 2022 $600.0 Ending Principal Amount Outstanding by Quarter $548.1 $542.1 $520.3 $515.2 $500.0 $500.0 $250.0 $250.0 $490.2 $490.2 $490
Slide 25: Q3 2026 Guidance Ranges
| Q2 2026 Earnings Presentation 25 Q3 2026 Guidance Ranges1 As of 11/4/2025 ($ in millions) Q2 2026 Service Revenue $172 million – $177 million % Growth Y/Y (1)% – 2% Total Revenue $177 million – $182 million % Growth Y/Y (1)% – 2% Non-GAAP Gross Margin1 64% – 66% Non-GAAP Operating Margin1 9% – 10%
Slide 26: Updated FY 2026 Guidance
| Q2 2026 Earnings Presentation 26 Updated FY 2026 Guidance1 Updated As of As of Metric 11/4/2025 8/5/2025 5/19/2025 ($ in millions) Service Revenue $692M – $706M $685M – $700M $682M – $702M % Growth Y/Y 0% – 2% (1%) – 1% (1%) – 1% Total Revenue $712M – $726M $706M – $720M $702M – $724M % Growth Y/Y
Slide 27: Thank You
Thank You 8x8.com @8x8 facebook.com/8x8Inc linkedin.com/company/8x8 youtube.com/8x8Inc instagram.com/8x8inc Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 28: Appendix
Appendix GAAP to non-GAAP Reconciliations and Historical Financial Results Copyright 2025 8x8, Inc. or its affiliates. All rights reserved.
Slide 29: Outstanding Debt - Principal Amount
| Q2 2026 Earnings Presentation 29 Outstanding Debt - Principal Amount Components of convertible senior notes and term loans were as follows as of September 30, 2025 and March 31, 2025, respectively (in thousands): September 30, 2025 March 31, 2025 2024 Term 2022 Term 2024 Term 2028 Notes Total 2028
Slide 30: Interest Expense - Senior Convertible Notes and Term Loan
| Q2 2026 Earnings Presentation 30 Interest Expense - Senior Convertible Notes and Term Loan Components of interest expense for the three months ended September 30, 2025 and 2024, respectively (in thousands): Three Months Ended September 30, 2025 Three Months Ended September 30, 2024 2024 Term Loan
Slide 31: Non-GAAP Measures and Guidance
| Q2 2026 Earnings Presentation Non-GAAP Measures and Guidance Non-GAAP Measures This presentation contains certain financial information that has not been prepared in accordance with Generally Accepted Accounting Principles (GAAP). Management uses these non-GAAP financial measures internally in ana
Slide 32: GAAP Consolidated Statement of Operations Page 1
GAAP CONSOLIDATED STATEMENT OF OPERATIONS Unaudited, in thousands except per share amounts FY2024 FY2025 FY2026 FY2024 FY2025 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q4 YTD Q4 YTD 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Service revenue 175,238 177,782
Slide 33: GAAP Consolidated Statement of Operations Page 2
GAAP CONSOLIDATED STATEMENT OF OPERATIONS Unaudited, in thousands except per share amounts (continued) FY2024 FY2025 FY2026 FY2024 FY2025 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q4 YTD Q4 YTD 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Supplemental Informa
Slide 34: Non-GAAP Consolidated Statement of Operations
NON-GAAP CONSOLIDATED STATEMENT OF OPERATIONS Unaudited, in thousands except for per share amounts FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 2024 2025 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Service revenue $175,238 $177
Slide 35: GAAP Consolidated Balance Sheet
GAAP CONSOLIDATED BALANCE SHEET Unaudited, in thousands except per share amounts FY2024 FY2025 FY2026 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 ASSETS Current assets: Cash and cash equivalents $ 122,229 $ 144,030 $ 168,513 $ 116,2
Slide 36: Consolidated Statements of Cash Flows
CONSOLIDATED STATEMENTS OF CASH FLOWS (in thousands) FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 FY24 FY25 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Cash flows from operating activities: Net income (loss) $ (15,327) $ (7,452
Slide 37: Consolidated Statements of Cash Flows (continued)
CONSOLIDATED STATEMENTS OF CASH FLOWS (in thousands, continued) FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 FY24 FY25 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Supplemental and non-cash disclosures: Interest paid $ 4,919 $ 1
Slide 38: GAAP to Non-GAAP Reconciliation
GAAP to NON-GAAP Reconciliation FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 FY24 FY25 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Reconciliation of GAAP to Non-GAAP Financial Measures: Cost of Revenue: GAAP cost of service rev
Slide 39: GAAP to Non-GAAP Reconciliation (continued)
GAAP to NON-GAAP Reconciliation (continued) FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 FY24 FY25 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 GAAP general and administrative $ 26,226 $ 27,586 $ 23,419 $ 34,978 $ 23,091 $ 19,84
Slide 40: GAAP to Non-GAAP Reconciliation (continued)
GAAP to NON-GAAP Reconciliation (continued) FY2024 FY2025 FY2026 Fiscal Years Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 FY24 FY25 6/30/23 9/30/23 12/31/23 3/31/24 6/30/24 9/30/24 12/31/24 3/31/25 6/30/25 9/30/25 3/31/24 3/31/25 Net Income (Loss): GAAP net income (loss) $ (15,327) $ (7,452) $ (21,222) $ (23,591)