US STOCKS-Wall St trims gains; energy stocks fall, Greece hopes fade
* Euro zone finance ministers put off Greece talks
* U.S. private sector adds most jobs since December
* Energy stocks down
* Chubb jumps after ACE's buyout offer
* Indexes up: Dow 0.55 pct, S&P 0.44 pct, Nasdaq 0.3 pct (Changes quotes, updates prices)
By Sinead Carew
July 1 (Reuters) - U.S. stocks rose on Wednesday afternoon but pared earlier gains as energy stocks declined and Greece's debt crisis showed no signs of resolution.
The benchmark S&P 500's energy sector fell steadily throughout the day, dragged down by a slide in oil prices after a report showed U.S. crude stockpiles rose for the first time in more than two months.
Meanwhile, euro zone finance ministers put off further bailout talks until after Sunday's referendum in Greece and Greek Prime Minister Alexis Tsipras urged voters to reject bailout terms in the vote. On Tuesday, Greece became the first advanced nation to default on an International Monetary Fund loan repayment. Continuación...