For the second time this year, Elon Musk said he’s finished selling Tesla Inc. stock. Some investors and analysts closely monitoring his escalating drama with Twitter Inc. aren’t convinced.
Musk, Tesla’s chief executive officer, dumped another $6.9 billion worth of shares on Aug. 5, according to regulatory filings. Combined with his sales in April, when he launched his $44 billion bid to buy the social-media platform, he has raised about $15 billion in cash from reducing his stake in the electric carmaker, which makes up the bulk of his $250.2 billion fortune.
The world’s richest person said he made the move ...