NEW YORK ( TheStreet) -- Shares of Calix (NYSE: CALX) have taken a tremendous swing upward. The stock is trading at $9.14 as of 1:45 p.m. ET, 20.3% above Tuesday's closing price of $7.60. Volume is at 1.5 million, three times the daily average of 507,400. Calix has a market cap of $381 million and is part of the technology sector and telecommunications industry. Shares are up 17.5% year to date as of the close of trading on Tuesday. Calix, Inc. provides broadband communications access systems and software for fiber and copper-based network architectures that enable communications service providers (CSPs) to connect to their residential and business subscribers. TheStreet Ratings rates Calix 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, good cash flow from operations and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including deteriorating net income, disappointing return on equity and a generally disappointing performance in the stock itself. You can view the full Calix Ratings Report. See our top % gaining stocks list for other stocks that are soaring today, or get investment ideas from our investment research center.