United Airlines, Travelers, Abbott Laboratories and more are making the biggest moves

United Airlines, Travelers, Abbott Laboratories and more make the biggest moves in midday trading. United Airlines and Travelers are among the stocks posting the largest moves in the midday trading session. The stocks posted the largest gains in the market on Tuesday afternoon. Travelers and United Airlines were among the top performers in the morning.

ASML Holding (ASML) shares are trading lower at Wednesday's market open after weaker-than-expected net sales in the first quarter. United Airlines (UAL) shares trading higher after first quarter results that topped estimates. LVMH (MC.PA) reported a hit to its quarterly revenue in first quarter due to a slowdown in luxury spending.