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I've been pulling trade, quote and aggregated level 2 data out of MBTrading for a few months, and notice that the time reported for trade and quote events is somewhere between 9 and 15 seconds after the fact. Is this normal? I realize that some of this will be my own internet connection and...

Bumping to give this one more shot at anyone who knows what might be going on?

I've been following some stocks for a while now, examining stock tick data (out of MBTrading). Every now and then there is a trade that happens WAY outside of the bid/ask spread. For example, watching AAPL or GOOG, which tend to have bigger spreads, I occasionally will see a sell at some 30...