NEW YORK — Stocks that moved heavily or traded substantially on Thursday:

American Airlines Inc., down 99 cents to $12.45.

The airline is notifying about 25,000 workers that their jobs could be eliminated in October as passenger numbers collapse.

Bank of America Corp., down 67 cents to $23.93.

The bank's second-quarter profits fell by half and it set aside billions of dollars to cover potentially bad loans.

Twitter Inc., down 39 cents to $35.28.

Hackers broke into social media accounts of Joe Biden, Jeff Bezos and others in an apparent Bitcoin scam.

Dell Technologies Inc., up $6.42 to $59.10.

The computer maker is considering spinning off its majority stake in software company VMware.

Hartford Financial Services Group Inc., up $1.90 to $42.31.

The insurance and financial services company gave investors an encouraging second-quarter financial update.

Uber Technologies Inc., down 46 cents to $32.35.

The ride-hailing company is reportedly in talks with investors about taking a stake in its freight division.

Virgin Galactic Holdings Inc., up $2.52 to $21.07.

The space tourism company named former Disney executive Michael Colglazier as its CEO.

Linde Plc., up $1.26 to $238.89.

The maker of industrial gases signed a collaboration deal to develop "green" hydrogen in China.