thursday throbber, page-68

That response F isn't totally correct.
When a broker want to cross a parcel of shares a he must appear in the market at the price that he wishes to cross at. A crossing market must also exist (that is one price step away). So that the operator doesn't get hit for the whole parcel of shares he just puts in a bid or offer for one share. That way if he gets hit for one share it isn't a big deal if he gets hit. Once a crossing market is established and the broker appears at the price he wants to cross at he may then facilitate the crossing. P.S. not trying to be a smart alec