US stocks rose, with Dow Jones gaining 500 points on Tue.Caterpillar Inc (CAT) shares surged 8.3% on better-than-expected earnings. Other stocks recording gains include IBTA, BLZE, AMRC, W, VOYG, UFPT, PLTR, ZBRA, INSP, & DORM.

Stocks to watch today: Caterpillar, Palantir, McDonald's, Snap, Pfizer. Positive Q2 earnings reported and upbeat sales guidance issued.

CAT stock gave the Dow Jones a big lift early Tuesday after the heavy equipment giant crushed Q2 earnings forecasts.