See the companies making headlines in extended trading. CSX — Rail and real estate stocks rose about 1% after CSX beat Wall Street expectations on both the top and bottom lines in the first quarter. The railroad posted earnings of 46 cents per share on revenue of $3.68 billion, while analysts surveyed by LSEG expected earnings of 45 cents per share on revenue of $3.67 billion. CSX also reaffirmed its full-year expectations for revenue growth and volume through 2024. Las Vegas Sands – The casino operator's shares fell 2% after Las Vegas Sands narrowly exceeded first-quarter revenue expectations. The company posted adjusted earnings of 75 cents per share on revenue of $2.96 billion, while analysts surveyed by LSEG expected earnings of 62 cents per share on revenue of $2.94 billion. Alcoa – Shares rose 2.7% after the aluminum producer's first-quarter sales exceeded analyst expectations. Alcoa reported revenue of $2.6 billion, while analysts polled by LSEG expected $2.56 billion. The company posted a wider-than-expected loss of 81 cents per share, compared to analyst estimates of a loss of 55 cents per share. Equifax – The consumer credit reporting company fell 7% after second-quarter expectations missed Wall Street estimates. Equifax expects second-quarter earnings per share of $1.65 to $1.75, while analysts polled by FactSet expected $1.87 per share. Equifax's revenue expectations also fell short of expectations for the second quarter.