Some of the biggest names in the hedge-fund industry may have gotten whacked by betting on PG&E at exactly the wrong time

Position: 2,864,617 shares

Percent of PG&E outstanding: 0.55%

Position change in the third quarter: +915,781

Potential loss: $104 million

Source: Bloomberg

Position: 3,991,033 shares

Percent of PG&E outstanding: 0.77%

Position change in the third quarter: +2,197,066

Potential loss: $144.9 million

Appaloosa did not immediately respond to request for comment.

Source: Bloomberg

Position: 4,307,967 shares

Percent of PG&E outstanding: 0.83%

Position change in the third quarter: +4,142,068

Potential loss: $156.4 million

Source: Bloomberg

Position: 5,092,600 shares

Percent of PG&E outstanding: 0.98%

Position change in the third quarter: +92,600

Potential loss: $184.9 million

Source: Bloomberg

Position: 5,728,092 shares

Percent of PG&E outstanding: 1.1%

Position change in the third quarter: +5,728,092

Potential loss: $207.9 million

Source: Bloomberg

Position: 6,674,343 shares

Percent of PG&E outstanding: 1.3%

Position change in the third quarter: +6,674,343

Potential loss: $242.3 million

Source: Bloomberg

Position: 18,979,790 shares

Percent of PG&E outstanding: 3.66%

Position change in the third quarter: +14,479,790

Potential loss: $689 million

Baupost declined to comment on its investment in PG&E when Markets Insider reached out last week.

Source: Bloomberg