Why would he place a naive bet on Tesla's performance across all factors and not hedge non-idiosyncratic cyclical macro factors? Wikipedia says the guy's made

Why would he place a naive bet on Tesla's performance across all factors and not hedge non-idiosyncratic cyclical macro factors? Wikipedia says the guy's made $300M investing, as a notable contrarian - not making his buck from beta. Can you point to an overview of his trading history that suggests he's "not usually right"?