I’ve Got a Headache This Big

ON BALANCE

It’s been a busy week in the market data world. And we’re going to focus on two important stories that center around regulation.

A slew of comment letters were released last week in the wake of the Securities and Exchange Commission’s revised Regulation NMS (see related article, this issue). Observers don’t always recognize that this particular rule, which has been under debate by the SEC and the financial services industry for quite some time now, has important implications for the market da