NEW YORK, Feb. 14, 2014 (GLOBE NEWSWIRE) -- The NASDAQ OMX Group, Inc. (Nasdaq:NDAQ) announced that trading of Inogen, Inc (Nasdaq:INGN), a leading medical technology company that develops, manufactures and markets innovative portable oxygen concentrators used to deliver supplemental long-term oxygen therapy to patients suffering from chronic respiratory conditions, commenced on The NASDAQ Global Select Market on February 14, 2014. Inogen is a medical technology company that develops, manufactures and markets innovative portable oxygen concentrators used to deliver supplemental long-term oxygen therapy to patients suffering from chronic respiratory conditions. "Inogen is improving the quality of life for supplemental long-term oxygen therapy users by offering innovative products and services," said Nelson Griggs, Senior Vice President, NASDAQ OMX Corporate Client Group. "Inogen exemplifies the pioneering nature of a NASDAQ-listed company and we are pleased to have them call NASDAQ home." NASDAQ has been the exchange of choice for some of the world's largest and most revolutionary companies. NASDAQ has been the exchange of choice to 100 percent of health care companies that have listed on the U.S. markets year-to-date in 2014. Cautionary Note Regarding Forward-Looking Statements The information contained above is provided for informational and educational purposes only, and nothing contained herein should be construed as investment advice, either on behalf of a particular security or an overall investment strategy. Neither The NASDAQ OMX Group, Inc. nor any of its affiliates makes any recommendation to buy or sell any security or any representation about the financial condition of any company. Statements regarding NASDAQ-listed companies are not guarantees of future performance. Actual results may differ materially from those expressed or implied. Past performance is not indicative of future results. Investors should undertake their own due diligence and carefully evaluate companies before investing. ADVICE FROM A SECURITIES PROFESSIONAL IS STRONGLY ADVISED.