MKS Instruments Inc. (NASDAQ: MKSI) reported fourth-quarter results that exceeded analyst expectations, yet shares declined more than 10% in after-hours trading Tuesday.
The technology solutions provider posted adjusted earnings of $2.47 per share, surpassing the consensus estimate of $2.30. Revenue reached $1.03 billion, beating expectations of $995.32 million and marking a 10.5% year-over-year increase.
The Semiconductor segment led performance, delivering revenue of $435 million, up 8.8% year over year. Electronics & Packaging revenue rose 19.3% to $303 million, while Specialty Industrial revenue increased 5% to $295 million.
Looking ahead to the first quarter of 2026, MKS guided revenue of $1.04 billion, plus or minus $40 million, above the consensus estimate of $1.01 billion. The company forecast adjusted earnings of $2.00 per share, plus or minus $0.28, exceeding expectations of $1.87 per share.
