(Reuters) -Tesla Inc Chief Executive Elon Musk’s initial 9% stake purchase in Twitter Inc is being probed by the Federal Trade Commission (FTC), The Information reported on Thursday. The FTC is looking into whether Musk complied with an antitrust reporting requirement when he bought his stake in the social media company in early April, the report said https://www.theinformation.com/articles/elon-musks-early-twitter-purchase-under-ftc-scrutiny, citing people with knowledge of the situation. Companies that fail to abide by rules about reporting significant stock purchases or other acquisitions c…