Looking back on semiconductors stocks’ Q4 earnings, we examine this quarter’s best and worst performers, including Western Digital (NASDAQ: WDC) and its peers.

The semiconductor industry is driven by cyclical demand for advanced electronic products like smartphones, PCs, servers, and data storage. While analog chips serve as the building blocks of most electronic goods and equipment, processors (CPUs) and graphics chips serve as their brains. The growth of data and technologies like artificial intelligence, 5G, the Internet of Things, and smart cars are creating the next wave of secular growth for the industry.

The 40 semiconductors stocks we track reported a strong Q4. As a group, revenues beat analysts’ consensus estimates by 2% while next quarter’s revenue guidance was above.

While some semiconductors stocks have fared somewhat better than others, they have collectively declined. On average, share prices are down 2.4% since the latest earnings results.

Western Digital (NASDAQ: WDC)

Founded in 1970 by a Motorola employee, Western Digital (NASDAQ: WDC) is a leading producer of hard disk drives, SSDs and flash memory.

Western Digital reported revenues of $3.02 billion, up 25.2% year on year. This print exceeded analysts’ expectations by 2.2%. Overall, it was an exceptional quarter for the company with a beat of analysts’ EPS estimates and a solid beat of analysts’ adjusted operating income estimates.

Unsurprisingly, the stock is down 4.4% since reporting and currently trades at $266.25.

Is now the time to buy Western Digital? Access our full analysis of the earnings results here, it’s free.

Best Q4: Teradyne (NASDAQ: TER)

Sporting most major chip manufacturers as its customers, Teradyne (NASDAQ: TER) is a US-based supplier of automated test equipment for semiconductors as well as other technologies and devices.

Teradyne reported revenues of $1.08 billion, up 43.9% year on year, outperforming analysts’ expectations by 11%. The business had an incredible quarter with a significant improvement in its inventory levels and a beat of analysts’ EPS estimates.

Teradyne scored the biggest analyst estimates beat among its peers. The market seems happy with the results as the stock is up 19.2% since reporting. It currently trades at $297.50.

Is now the time to buy Teradyne? Access our full analysis of the earnings results here, it’s free.

Weakest Q4: Vishay Intertechnology (NYSE: VSH)

Named after the founder's ancestral village in present-day Lithuania, Vishay Intertechnology (NYSE: VSH) manufactures simple chips and electronic components that are building blocks of virtually all types of electronic devices.

Vishay Intertechnology reported revenues of $800.9 million, up 12.1% year on year, exceeding analysts’ expectations by 0.7%. Still, it was a slower quarter as it posted a significant miss of analysts’ adjusted operating income estimates and EPS in line with analysts’ estimates.

As expected, the stock is down 17.2% since the results and currently trades at $17.18.

Read our full analysis of Vishay Intertechnology’s results here.

Himax (NASDAQ: HIMX)

Taiwan-based Himax Technologies (NASDAQ: HIMX) is a leading manufacturer of display driver chips and timing controllers used in TVs, laptops, and mobile phones.

Himax reported revenues of $203.1 million, down 14.4% year on year. This number surpassed analysts’ expectations by 2%. Overall, it was a strong quarter as it also logged EPS in line with analysts’ estimates and a decent beat of analysts’ revenue estimates.

The stock is up 8.4% since reporting and currently trades at $8.94.

Read our full, actionable report on Himax here, it’s free.

IPG Photonics (NASDAQ: IPGP)

Both a designer and manufacturer of its products, IPG Photonics (NASDAQ: IPGP) is a provider of high-performance fiber lasers used for cutting, welding, and processing raw materials.

IPG Photonics reported revenues of $274.5 million, up 17.1% year on year. This result beat analysts’ expectations by 10%. It was a stunning quarter as it also put up a significant improvement in its inventory levels and a beat of analysts’ EPS estimates.

The stock is up 4% since reporting and currently trades at $115.33.

Read our full, actionable report on IPG Photonics here, it’s free.

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