Changes to Regulation SHO Threshold Security List (Trade Date - 05-01-07)

Additions:
ABSD
ARWR
CRYP
CSCE
CSFFF
DOVP
FSBK
FTRS
HERO
IBIN
IDSA
ISON
MGWSF
MTEX
PANL
PPACU
PTSX
TBUS
TIFUF
TMEN
UPCFF
WEBX
Subtractions:
AUNFF
CEGE
CLRC
DAQC
DVSA
GBAMF
MDWV
MLKKF
MVIS
NEWCP
ORMT
OSCI
PSDV
THYFF
XETA