Western Digital exceeded fourth-quarter revenue expectations on Wednesday, driven by robust demand for data storage products as enterprises accelerate cloud computing adoption, sending shares up more than 4% in after-hours trading.

The storage device manufacturer reported revenue of $3.98 billion for the quarter ended June 27, surpassing analyst estimates of $3.77 billion.

The strong performance reflects surging demand for Western Digital’s storage solutions amid widespread artificial intelligence adoption requiring extensive data centre infrastructure.

AI applications have significantly boosted demand for data storage systems, as machine learning and training processes require vast amounts of data to be stored and accessed efficiently.

This trend has benefited Western Digital as enterprises expand their storage capacity to support AI workloads.

For the upcoming first quarter, Western Digital forecasts revenue of $4.12 billion on an adjusted basis, plus or minus $153 million.

Analysts had expected $3.88 billion, indicating continued optimism about market conditions.

The company projected adjusted earnings per share of $2.35, plus or minus 23 cents, compared to analyst expectations of $2.11 per share.

The guidance suggests Western Digital expects to maintain strong margins amid favourable market dynamics.

The results highlight how the AI boom is creating substantial opportunities for infrastructure companies supporting the technology’s data-intensive requirements.

As organisations increasingly deploy AI solutions, demand for high-capacity, reliable storage systems continues to grow.

Western Digital’s performance underscores the broader trend of enterprises investing heavily in data centre capabilities to support cloud computing and AI initiatives, creating sustained demand for storage hardware across multiple market segments.

The company’s strong guidance and revenue beat reflect confidence in continued market expansion as AI adoption accelerates across industries, requiring ever-greater data storage and processing capabilities.