SAN FRANCISCO — Nolan Arenado processes losing on a blunt and personal level, as if any pitch he missed was the sole cause of a slide down the standings. But the gap between his ability and the Rockies’ place in baseball has never been more stark than it is now.



Arenado, who homered again in the first inning Thursday in the Rockies’ come-from-behind 9-8 victory over the Giants, is among the front-runners for National League MVP, a Gold Glove third baseman with a league-best .976 OPS.



His surge has not coincided with victories. Their win Thursday snapped a four-game skid. But the Rockies at the halfway point are three games south of even, a mediocre team stuck in the middle. And Arenado is tired of it.



“I just get pissed because I don’t want to lose anymore,” he said. “I’ve only been to the playoffs once and it was only one game. And I really want more than that.”



With free agency speeding toward...