'Big Short' investor Michael Burry reveals bets against the S&P 500 and Nasdaq-100 — and sweeping changes to his stock portfolio

• Michael Burry placed bearish bets against the S&P 500 and Nasdaq-100 last quarter.
• The "Big Short" investor also sold his stakes in Alibaba, First Republic, and many other stocks.
• Burry's Scion fund loaded up on mining, shipping, and energy stocks in the period.

Michael Burry placed bearish bets against the S&P 500 and Nasdaq-100 last quarter, while switching out his wagers on Chinese e-commerce titans and embattled banks for positions in shipping, mining, and energy companies.

At the end of June, the investor of "The Big Short" fame held put options on two exchange-traded funds — SPDR S&P 500 and Invesco QQQ — that track the major index funds, a Securities and Exchange Commission filing said Monday.