Quest Diagnostics reported first-quarter 2025 adjusted earnings per share (EPS) of $2.21, surpassing analyst estimates of $2.15. The company's sales reached $2.65 billion, beating the expected $2.63 billion, driven by a rebound in demand during March following a slump earlier in the quarter. Quest Diagnostics reaffirmed its revenue and adjusted diluted EPS guidance for the full year 2025. Steel Dynamics also reported better-than-expected results for the first quarter, with EPS of $1.44 beating estimates of $1.38 and sales of $4.37 billion exceeding the $4.20 billion forecast. General Dynamics posted a 13.9% year-over-year revenue increase to $12.22 billion and a 27.1% rise in diluted EPS to $3.66, both surpassing market expectations. The company saw a 70 basis-point margin expansion, with aerospace earnings up 69.4% and a 210 basis-point margin increase compared to the prior year. General Dynamics’ strong earnings performance has been viewed positively within the defense sector. Additionally, Teledyne Technologies reported adjusted EPS of $4.95 and sales of $1.45 billion for the first quarter, both slightly above estimates.