Caterpillar’s stock surge is a big reason why the Dow is up

Shares of Caterpillar Inc.
CAT,
+6.69%
shot up 5.1% into record territory in morning trading Tuesday, enough to pace the Dow Jones Industrial Average’s
DJIA,
+0.10%
gainers, after the construction- and mining-equipment maker reported big profit and revenue beats. The stock’s price gain of $13.55 was adding about 89 points to the Dow, which is a price-weighted index, as the Dow rose 75 points, or 0.2%, with just 12 of 30 components trading higher. The Dow’s gain, as a results of Caterpillar’s stock, bucked the weakness in the broader stock market, as the market-capitalization-weighted S&P 500
SPX,
-0.38%
fell 0.2% and the Nasdaq Composite
COMP,
-0.81%
shed 0.5%.