Slide 1: Q2 2026 Results Presentation
Q2 2026 Results Presentation August 6, 2026 1
Slide 2: Cautionary Notes
Cautionary Notes Forward Looking Statements: Certain statements in this presentation may be considered forward-looking statements, including statements with respect to the Company’s outlook and expectations, including confidence with respect to Rigetti's superconducting, chiplet-based approach and r
Slide 3: Rigetti's Mission
Rigetti’s Mission: Build the world’s most powerful computers to help solve humanity’s most important and pressing problems Copyright Rigetti Computing 2026 3
Slide 4: Three Milestones Defined the Quarter
Three Milestones Defined the Quarter • Continued technical progress on Cepheus-class systems, including 1 ongoing progress against technology milestones, including two-qubit gate fidelity, coherence time and gate speed. • Department of Commerce LOI for up to $100M of potential funding 2 would enable
Slide 5: Why Rigetti is Well Positioned for the Next Phase of Quantum Computing
Why Rigetti is Well Positioned for the Next Phase of Quantum Computing Superconducting gate-based approach offers scalability and speed Open architecture enables integration of partner technologies Chiplet architecture provides a practical path to 1,000+ qubits Copyright Rigetti Computing 2026 5
Slide 6: Cepheus-1-108Q Continues to Demonstrate Technical Leadership
Cepheus-1-108Q Continues to Demonstrate Technical Leadership • One of the highest-qubit-count generally available gate-based quantum computers in the world • Largest modular quantum computing system on the market today • Built from 12 interconnected 9-qubit chiplets • Accessible via Rigetti QCS, Ama
Slide 7: Performance Continues to Advance
Performance Continues to Advance ~60 ~99.1% 99.9% 99.6% nanoseconds 108Q Median 108Q Median 108Q Gate 36Q Median two- two-qubit single-qubit speeds qubit gate fidelity gate fidelity gate fidelity Focus remains on continued fidelity improvement throughout 2026 Copyright Rigetti Computing 2026 7
Slide 8: Chiplet-Based Roadmap Remains on Track
Chiplet-Based Roadmap Remains on Track • Infrastructure for 1,000Q • 99.9% fidelity objective • <50ns gate speed goal • Quantum advantage target Copyright Rigetti Computing 2026 8
Slide 9: Department of Commerce LOI Supports Long-Term Scaling Strategy
Department of Commerce LOI Supports Long-Term Scaling Strategy • Selected for a potential award of up to $100 million over three years • Intended to accelerate superconducting quantum computing R&D • Funding would support scaling challenges associated with multi-chip architectures • Intended to acce
Slide 10: Customer Adoption Continues to Build Across Channels
Customer Adoption Continues to Build Across Channels Cloud access available through Rigetti QCS, Amazon Braket, Azure Quantum, and qBraid Additional demand from national laboratories and universities University of Saskatchewan engagement continues Large Japanese conglomerate added to growing custome
Slide 11: Expanding Hybrid Quantum-Classical Computing with HPE
Expanding Hybrid Quantum-Classical Computing with HPE • Expanded collaboration with HPE and Pittsburgh Supercomputing Center • 9-qubit Novera system to be deployed into PSC's TangleLab environment • Supported by National Science Foundation funding • Designed to integrate quantum computing with HPE-p
Slide 12: Global Quantum Investment Continues to Accelerate
Global Quantum Investment Continues to Accelerate • Increasing government investment in quantum computing globally • Continued UK investment initiative supporting systems, talent, and infrastructure • C-DAC award reflects national-level investment in quantum technologies in India • Growing coordinat
Slide 13: Capital Strength Supports Disciplined Execution
Capital Strength Supports Disciplined Execution • $541M cash, cash equivalents, and investments at quarter end with zero debt outstanding • Investments focused on: Fidelity improvements, scale and coherence advancement, control electronics, adding new equipment to Fab-1, and refrigeration infrastruc
Slide 14: Q2 2026 Results Reflect Continued Execution
Q2 2026 Results Reflect Continued Execution Driven by on-premises Novera QPU Revenue $5.1M and system deliveries Non-GAAP Net Loss $16.0M Compared with $13.3M prior year Driven by contract mix and the Gross Margin 43% relative contribution of system deliveries $541M Providing runway through quantum
Slide 15: Quarter Reinforced Path to Quantum Advantage
Quarter Reinforced Path to Quantum Advantage Continued R&D to improve performance across Cepheus-class systems Department of Commerce LOI highlights growing U.S. investment in quantum computing R&D Customer adoption broadened across cloud and on-premises channels Expanded HPE collaboration advances
Slide 16: Long-Term Commercial Visibility Continues to Build
Long-Term Commercial Visibility Continues to Build Technology Adoption Strategic Validation Continued advancement Growing engagement Department of Commerce of Cepheus-class systems across cloud and on- LOI premises channels Ongoing R&D to improve Activity from government, Expanded HPE / PSC system p
Slide 17: Third Quarter 2026 Investor Event Schedule
Third Quarter 2026 Investor Event Schedule Event Location Date Needham Semiconductor and SemiCap Virtual Aug. 19-20 Conference Jefferies Semiconductor, IT Hardware & Chicago, IL Aug. 25-26 Communications Technology Conference World Knowledge Forum Seoul, South Korea Sept. 8-10 Piper Sandler Growth F
Slide 18: Appendix
Appendix Copyright Copyright Rigetti Rigetti Computing Computing 2025 2026 18
Slide 19: Consolidated Balance Sheet
Consolidated Balance Sheet (in thousands, except number of shares and par value) (unaudited) Copyright Rigetti Computing 2026 19
Slide 20: Consolidated Statements of Operations
Consolidated Statements of Operations (in thousands, except per share date) (unaudited) Copyright Rigetti Computing 2026 20
Slide 21: Consolidated Statement of Cash Flows
Consolidated Statement of Cash Flows (in thousands) (unaudited) Copyright Rigetti Computing 2026 21
Slide 22: Reconciliation of Net Income to Non-GAAP Net Loss
Reconciliation of Net Income to Non-GAAP Net Loss and Calculation of Non-GAAP Net Loss per share attributable to common stockholders – basic and diluted (in thousands, except per share data) (unaudited) Copyright Rigetti Computing 2026 22 22
Slide 23: Thank you
rigetti | Thank you