Western Digital vs. Micron: Which Data Storage Stock Has More Upside?

Core Insights - Western Digital Corporation (WDC) and Micron Technology (MU) are significant players in the memory and storage ecosystem, benefiting from the demand for NAND flash and data-center solutions driven by AI and cloud computing [2][3] - Both companies are positioned to capitalize on global data growth, but they operate in distinct segments of the data storage market [3] Western Digital (WDC) - WDC is traditionally known for HDDs and enterprise storage systems, with a growing focus on flash memory, particularly through its ePMR and UltraSMR products [3][5] - The company is experiencing increased demand for its storage solutions due to the rise of AI and data-driven workloads, leading to strong shipments of high-capacity drives [6] - WDC anticipates non-GAAP revenues of $2.9 billion for the fiscal second quarter, representing a 20% year-over-year increase [7] - The company has returned $785 million to shareholders through buybacks and dividends since launching its capital return program [8] - WDC faces challenges due to a heavy debt burden, which limits its flexibility for acquisitions and requires strong cash flow generation [10] Micron Technology (MU) - Micron is focused on DRAM, HBM, and NAND flash, benefiting from a tight supply environment driven by AI adoption and data center growth [11] - The total addressable market for HBM is projected to reach $100 billion by 2028, prompting Micron to increase capital expenditures and supply investments [11] - Micron's data center NAND revenue exceeded $1 billion in the fiscal first quarter, supported by strong demand for its SSD portfolio [13] - The company maintains a strong balance sheet with $12 billion in cash and investments, allowing for strategic acquisitions and shareholder returns [14] - Micron's earnings estimates for fiscal 2026 have been revised up 90.5% to $33.08, reflecting strong growth expectations [19] Performance and Valuation - Over the past year, MU and WDC have seen stock gains of 340.9% and 283.1%, respectively [17] - MU's shares trade at a forward P/E ratio of 10.62, significantly lower than WDC's 25.59, indicating a more attractive valuation [18] - The Zacks Consensus Estimate for MU's earnings has seen substantial upward revisions, while WDC's estimates have seen modest increases [24] Investment Considerations - Micron is viewed as the growth engine in the sector, while Western Digital may represent a turnaround opportunity, with investment choices depending on risk profiles and market confidence [25]