NEW YORK (AP) — Stocks that traded heavily or had substantial price changes Monday:

Spirit Airlines Inc., up $1.46 to $22.20.

JetBlue raised its buyout offer for the airline, days after rival Frontier upped its own bid for Spirit.

Sunrun Inc., up $1.59 to $28.37.

Solar power companies rose after President Joe Biden ordered emergency measures to boost crucial supplies to the sector.

Science Applications International Corp., up $6.07 to $94.17.

The information technology company beat Wall Street’s fiscal first-quarter financial forecasts.

Park Hotels & Resorts Inc., up 51 cents to $18.96.

The hotel and resort owner gave investors an encouraging financial update as demand improves.

Twitter Inc., down 60 cents to $39.56.

Elon Musk threatened to abandon his $44 billion agreement to buy the social media company.

Amazon.com Inc., up $2.44 to $124.79.

The internet retail giant executed a 20-for-1 stock split.

Anaplan Inc., down $2.48 to $63.32.

Private equity company Thoma Bravo lowered its buyout offer for the software developer.

Q2 Holdings Inc., down $8.68 to $44.49.

The provider of online banking software reportedly halted its sale process after receiving disappointing offers.

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