Shares of Tesla Inc. rival Nio Inc. (NYSE:NIO) surged nearly 2% in premarket trading on Monday amid reports of the Chinese automaker working on a hybrid electric car under the Firefly brand. As per Benzinga Pro data, Nio shares were trading at $5.17 during premarket hours on Monday after closing at $5.10 on Friday. The hybrid model will be sold in overseas markets including the Middle East, North Africa, and Europe but not within China, according to a Reuters report. Currently, Nio manufactures only battery electric vehicles. Nio investor Abu Dhabi investment vehicle CYVN Holdings suggested th…