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.