Looking back on semiconductors stocks’ Q4 earnings, we examine this quarter’s best and worst performers, including Micron (NASDAQ: MU) 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 5,393% above.

While some semiconductors stocks have fared somewhat better than others, they have collectively declined. On average, share prices are down 4.2% since the latest earnings results.

Micron (NASDAQ: MU)

Founded in the basement of a Boise, Idaho dental office in 1978, Micron (NYSE: MU) is a leading provider of memory chips used in thousands of devices across mobile, data centers, industrial, consumer, and automotive markets.

Micron reported revenues of $13.64 billion, up 56.7% year on year. This print exceeded analysts’ expectations by 5%. 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.

“In fiscal Q1, Micron delivered record revenue and significant margin expansion at the company level and also in each of our business units,” said Sanjay Mehrotra, Chairman, President and CEO of Micron Technology.

Interestingly, the stock is up 79.1% since reporting and currently trades at $403.83.

Read why we think that Micron is one of the best semiconductors stocks, our full report is 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 achieved the biggest analyst estimates beat among its peers. The market seems happy with the results as the stock is up 15.1% since reporting. It currently trades at $287.28.

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 17.5% since the results and currently trades at $17.10.

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

Amkor (NASDAQ: AMKR)

Operating through a largely Asian facility footprint, Amkor Technologies (NASDAQ: AMKR) provides outsourced packaging and testing for semiconductors.

Amkor reported revenues of $1.89 billion, up 15.9% year on year. This number topped analysts’ expectations by 3%. Overall, it was an exceptional quarter as it also recorded a beat of analysts’ EPS estimates and an impressive beat of analysts’ adjusted operating income estimates.

The stock is down 21.1% since reporting and currently trades at $41.45.

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

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 result surpassed analysts’ expectations by 2.2%. It was an exceptional quarter as it also logged a beat of analysts’ EPS estimates and a solid beat of analysts’ adjusted operating income estimates.

The stock is down 6.3% since reporting and currently trades at $260.97.

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

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