NEW YORK -- Stocks that traded heavily or had substantial price changes Tuesday:
Illumina Inc., up $61.52 to $423.80.
The genetic testing tools company gave investors an encouraging revenue forecast and update on partnerships.
Shake Shack Inc., up $9.01 to $77.27.
The burger chain gave investors a solid fourth-quarter financial update.
Big Lots Inc., down 68 cents to $45.66.
The discount retailer warned investors about a weak start to the year in terms of customer traffic and sales.
Pacific Biosciences of California Inc., down $1.88 to $14.70
The maker of genetic analysis technology gave investors a disappointing revenue update.
Aptiv Plc., down $5.37 to $159.70.
The auto parts company is buying software company Wind River for $4.3 billion.
Phillips 66, up $2.29 to $86.15.
U.S. crude oil prices rose and helped lift energy stocks.
Charles River Laboratories International Inc., up $23.84 to $357.95.
The medical research equipment and services provider gave investors an encouraging revenue forecast for 2022.
Exxon Mobil Inc., up $2.88 to $71.35.
The energy company bought a 49.9% stake in Biojet AS, a Norwegian biofuels company.