From the NY Post: Trading on the biggest exchange for financial options resumed Thursday following an outage caused by software problems.
Board of Options Exchange failed to open at its regular time of 9:30 a.m.
Eastern, then reopened at 12:50 p.m. with trading of options on the Standard
& Poor's 500 index, according to CBOE spokesperson Gail Osten. Trading of other options resumed ten minutes
later, according to the CBOE's Twitter feed.