US STOCKS-Dow hits record as energy rises for 3rd straight day
* ADP private payrolls just short of expectations
* U.S. services sector readings show growth
* Energy shares rise for third session
* Indexes up: Dow 0.1 pct, S&P 0.2 pct, Nasdaq 0.3 pct (Updates to afternoon trading)
By Ryan Vlastelica
NEW YORK, Dec 3 (Reuters) - U.S. stocks rose modestly on Wednesday as energy-related shares rose for a third straight session and data pointed to improving conditions in the U.S. services sector, which makes up a majority of the economy.
Market moves were slight, with many traders looking ahead to a key meeting of the European Central Bank. Still, the Dow hit an intraday record and the S&P neared its own record, set last week.
The S&P 500 energy sector rose 0.7 percent, outperforming both the broader market and crude oil, which continued to struggle. Cimarex Energy was one of the S&P 500's top gainers, up 4.3 percent at $107.32. Diamond Offshore rose 3.1 percent to $31.29.
While the sector is on track for its third consecutive daily advance - and is up 2.8 percent over that period - it remains the only industry group to be negative for 2014. Continuación...