WDC — Western Digital Corporation

Summary of Western Digital's Q3 2026 Earnings Call

1. Key Financial Results and Metrics:

• Revenue: $3.3 billion, up 45% year-over-year.
• Earnings Per Share (EPS): $2.72, nearly double compared to the previous year.
• Gross Margin: 50.5%, an increase of 1,040 basis points year-over-year.
• Operating Income: $1.3 billion, up 116% year-over-year, with an operating margin of 38.6%.
• Exabyte Shipments: 222 exabytes, a 34% year-over-year increase.
• Cash Flow: Operating cash flow of $1.1 billion, free cash flow of $978 million (29% margin).
• Debt Reduction: $3.1 billion reduction in debt after monetizing shares of SanDisk, leaving $1.6 billion in convertible debt.

2. Strategic Updates and Business Highlights:

• Strong demand across cloud, consumer, and client segments, with cloud representing 89% of total revenue.
• Continued innovation in high-capacity drives, including 40-terabyte ePMR drives expected to start volume production in H2 2026.
• Adoption of UltraSMR technology by major customers, enhancing capacity and performance.
• Long-term visibility improving with agreements extending into 2028 and 2029.
• Positive customer feedback on new high-bandwidth drives and ongoing R&D investments.

3. Forward Guidance and Outlook:

• Anticipated revenue for Q4 2026 is $3.65 billion, reflecting a 40% year-over-year growth.
• Expected gross margin in the range of 51% to 52%.
• Projected EPS for Q4 is $3.25, plus/minus $0.15.
• Continued confidence in delivering sustainable revenue growth and margin expansion.

4. Bad News, Challenges, or Points of Concern:

• While gross margins have expanded significantly, there are concerns about potential headwinds in future quarters, including the need for conservative guidance on gross margins due to market dynamics.
• The company is cautious about the transition to new technologies like HAMR, ensuring reliability and yield before full-scale production.
• Competitive pressures from NAND technology and pricing strategies could impact HDD demand and pricing predictability.

5. Notable Q&A Insights:

• Management highlighted three key drivers for HDD growth: ongoing storage needs from training AI models, data generation from agentic AI, and synthetic data creation from physical AI.
• There is a focus on maintaining predictable pricing to support long-term customer decisions, with a notable increase in pricing per terabyte observed.
• The company is not currently planning to increase unit capacity but aims to improve aerial density to meet growing demand.
• Discussions around long-term agreements (LTAs) suggest a structured approach to pricing adjustments based on volume commitments, with expectations for continued pricing strength.

Overall, Western Digital's Q3 2026 results reflect strong performance and strategic positioning in the evolving data storage market, particularly driven by AI-related demand, while also navigating potential challenges in pricing and technology transitions.