Josh Neimark, Rory O'Kane, Mike Filippo, all Rom-Bo Trading, Chicago.
Jeff Gerstener, Ian Hamilton, both Hartland, Jim Gray, TFM Investments, all Chicago.
Nicole Rocci, Sungard Securities Processing, Boston; Sean Simpson, Sungard EMS, Toronto; Scott Datolli, Securities Industry News, New York, Joseph Datolli, guest.
Dave Silber, John Burnside, TJ Neil, Mark Malveg, all Susquehanna Partners, Bala Cyndwyd.
Ken Petersen, Jefferies & Co., Short Hills; Josh Neimark, Rory O'kane, both Rom-Bo Trading, Wade Mcgee, Jefferies & Co., all Chicago.
Ed Barry, GPZ, Joel Stone, Joe Kudelka, both Big Blue, all Chicago.
Chris Gilchrist, Chimera Group, Brian Clayton, Ragnarok Systems, Diego Villar, Merrill Lynch, Darren Ioka, Ragnarok Systems, all Chicago.
Paul Riggio, David Eglit, both NBN Trading, Chicago.
John Poracky, guest, Mark Malveg, Susquehanna Partners, Bala Cyndwyd; Sam Long, Archipelago, London.
Larry Hill, Roarke Siko, Paul Adcock, Pat Murphy, Kevin Robinson, all Archipelago, Chicago.
Larry Hill, Pat Murphy,Nelson Chai, all Archipelago, Chicago.
Kevin Novak, Mike Brouder, both Second City, Randy Emer, Les Greenberg, Eclipse Trading, all Chicago.
Mike Blum, Island ECN, New York; Rory O'Kane, Rom-Bo Trading, Chicago; Matt Wilhelm, Jim McBride, both Walnut Street Securities, St.Louis.
John Kopsky, Tommy DeCarlo, both Schwab Capital Markets; Jim Griffin, Brian Sirios, both Stafford Trading, all Chicago.
Joe Kudelka, Big Blue, Tommy Hough, Rom-Bo Trading, Ed Barry, GPZ, Joel Stone, Big Blue, all Chicago.
Rob Goshen, Cornerstone, Dan McCollar, Mercury Trading, Casey Platt, Sailors & Troob, Brett Forrest, Double Eagle Trading, all Chicago.
