NEW YORK ( TheStreet) -- Shares of Ultra Clean Holdings (Nasdaq: UCTT) were gapping up Tuesday morning with an open price 19% higher than Monday's closing price. The stock closed at $7.80 Monday and opened today's trading at $9.28. The average volume for Ultra Clean has been 123,900 shares per day over the past 30 days. Ultra Clean has a market cap of $173 million and is part of the technology sector and electronics industry. Shares are up 27.7% year to date as of the close of trading on Monday. Ultra Clean Holding, Inc., through its subsidiaries, designs, develops, prototypes, engineers, manufactures, tests, and supplies critical subsystems primarily to the semiconductor capital equipment industry in North America, Europe, Asia, and internationally. The company has a P/E ratio of 9.2, above the average electronics industry P/E ratio of 8.9 and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Ultra Clean as a hold. The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures and attractive valuation levels. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income, poor profit margins and weak operating cash flow. You can view the full Ultra Clean Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping up? Get free SMS text alerts sent to you when the action happens by texting UP to 95370 or select from multiple alert options.