Apple Inc. (NASDAQ:AAPL) shares are trading lower Wednesday. The National Commission for Markets and Competition (CNMC) is investigating Apple for possible violations of Spanish and EU competition laws. Apple is under investigation for potentially imposing unfair trading conditions on developers using its App Store. The investigation, which was initiated due to the growing significance of app store activities in Spain, has a maximum duration of 24 months. Read: Apple iPhone Settlement Deadline Extended: Users Get Extra Time To File Claims To Get Up To ...