MKS Instruments, Inc.(NASDAQ:MKSI) shares fell in late trading after the technologies provider gave Q2 EPS and sales guidance that fell short of analysts’ expectations. The company forecast Q2 non-GAAP EPS to range between $0.21 and $0.35 per share, and sales to range from $160 to $180 million.

Wall Street expected $0.39 per share in earnings and $192.4 million in revenue for the second quarter, according to Capital IQ data. The shares retreated 3.3% to $28.03 in after-hours trading. The stock had lost 0.8% at $29.00 at the close of regular trading.

For the first quarter, MKS reported better-than-expected EPS and sales. Non-GAAP EPS was $0.51 per diluted share, while sales jumped 46% to $206 million.

Overall, Q1 net income was $31.2 million, or $0.58 per diluted share, compared to $5.8 million, or $0.11 per diluted share.

Wall Street estimated $0.41 per share in earnings and $198.1 million in revenue.

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