Nio stock will finally “shine bright” after unexpected speed bumps, a leader among China EV startups, a Wall Street firm said Monday. Nio (NIO), an emerging Tesla (TSLA) rival, surged, reclaiming a key technical level and eyeing an early buy point. Coming out of a mixed earnings report last week, Nio should see two factors drive its outperformance vs. other EV upstarts, Deutsche Bank analyst Edison Yu wrote in a note to clients Monday. First, the upcoming, midsize ET5 electric sedan could become a top-selling premium model “with initial customer reception being exceedingly positive,” Yu said. He cited social media…