Ciara Linnane

Southwest Airlines Co.’s stock fell 3% early Thursday, after Citigroup downgraded the stock to sell from neutral, arguing that the valuation has risen while earnings quality and free cash flow conversion have deteriorated.

CDC officials say medical professionals are seeing more patients whose illness cannot be traced back to an infected animal or bird.

Carriers with greater exposure to premium travel will fare better this year, analysts say.

3M posts better-than-expected fourth-quarter earnings

3M has had a busy year with its second quarter, marking a fresh start of sorts for the 122-year-old company.

Investors are expecting Musk to benefit more broadly from Trump 2.0.

Viking’s obesity-drug program is progressing well. Now management is thinking about manufacturing tie-ups.

Medtech and drug company’s 2025 sales guidance is below consensus

CEO acknowledges devastating L.A. wildfires but does not offer any details of financial costs

Venture Global is now seeking a more reasonable valuation of about $65 billion, versus earlier plans for about $110 billion.