What happened Shares of 21Vianet Group (NASDAQ: VNET), a China-based data center company, soared on Wednesday. The stock was up 26.6% at one point but finished the trading day up 20.4%. The stock's big gain followed 21Vianet's third-quarter results. Shares are likely trading higher on investor optimism regarding the company's better-than-expected profitability. Image source: Getty Images. So what The tech company's third-quarter revenue jumped 27% year over year to RMB 1.25 billion, or the equivalent of about $183.5 million. Though this was below analysts' average forecast for revenue of $188.3 million, the company's earnings per share of $0.02 beat a consensus forecast of a loss per share of $0.03. "We concluded the third quarter of 2020 with solid financial results as our revenues were within our previous guidance range and our adjusted EBITDA exceeded the high end of our guidance range," explained CFO Sharon Liu in the company's earnings release. "In the meantime, we also continued to improve our margins. Our strong financial growth reflects both our continuous cabinet expansion and improved utilization rates." Now what Management expects strong momentum to persist, with 21Vianet guiding for full-year revenue to rise 26% to 27% year over year. "Going forward, we remain confident in our ability to reach our development goals, continue increasing our market share, and deliver lasting value to our shareholders in turn," said Liu. 10 stocks we like better than 21Vianet GroupWhen investing geniuses David and Tom Gardner have a stock tip, it can pay to listen. After all, the newsletter they have run for over a decade, Motley Fool Stock Advisor, has tripled the market.* David and Tom just revealed what they believe are the ten best stocks for investors to buy right now... and 21Vianet Group wasn't one of them! That's right -- they think these 10 stocks are even better buys. See the 10 stocks *Stock Advisor returns as of November 20, 2020 Daniel Sparks has no position in any of the stocks mentioned. The Motley Fool has no position in any of the stocks mentioned. The Motley Fool has a disclosure policy.Source