NEW YORK, May 6 (Reuters) - Below is a list of stocks that suffered some of
the biggest losses in Thursday's market drop.

 U.S. stocks plunged 9 percent in the last two hours of trading before
clawing back some of the losses. Nasdaq OMX (NDAQ.O) said it would cancel
trades with price deviations of more than 60 percent between 2:40 p.m. and 3
p.m. from their 2:40 p.m. levels, and the New York Stock Exchange said it would
similarly cancel trades on its all-electronic NYSE Arca platform that deviated
over 60 percent from their last print at 2:40 p.m. between 2:40 and 3 p.m.

 Some stocks dropped to nearly zero before rebounding. The following is a
list of some of the biggest drops, as well as some large cap companies that had
significant drops.

COMPANY                      PREVIOUS PRICE    LOW PRICE     PCT CHANGE
EXCELON (EXC.N)              $34.68            $0.41         -99
BOSTON BEER (SAM.N)          $47.98            $0            -100
CENTERPOINT (CNP.N)          $13.13            $0.01         -99.9
BROWN & BROWN (BRO.N)        $15.93            $8.04         -49.5
IOWA TELECOMMUNICATIONS
SERVICES (IWA.N)             $15.67            $2.66         -83
CASEY'S GENERAL (CASY.O)     $35.00            $30.24        -13.6
EBIX INC (EBIX.O)            $14.26            $1.01         -92.9
PROCTER & GAMBLE (PNG.N)     $59.41            $39.37        -33.7
APPLE (AAPL.O)               $240.63           $199.25       -14.4
3M (MMM.N)                   $81.86            $67.98        -17
 (Reporting by Wall Street team)