HotJobs.com ( HOTJ) was climbing 63.8% to $10.60 in premarket Instinet action, a day after Yahoo! ( YHOO) offered to acquire the company for $436 million in cash and stock. Yahoo!'s offer would value each share of HotJobs at $10.50. HotJobs agreed in June to be acquired by TMP Worldwide ( TMPW), the owner of rival online job-hunting outfit Monster.com.