Ticker	Volume	Price	Price Delta
DJIA	15,392.30	+57.02	0.37%
S&P 500	1,669.62	+3.33	0.20%
Nasdaq	3,503.15	+6.72	0.19%

Ticker	Volume	Price	Price Delta
STOXX 50	2,820.27	-4.23	-0.15%
FTSE 100	6,775.23	+19.60	0.29%
DAX	8,459.05	+3.22	0.04%

Ticker	Volume	Price	Price Delta
Nikkei	15,381.00	+20.21	0.13%
Hang Seng	23,366.40	-126.66	-0.54%
S&P/ASX 200	5,180.06	-28.98	-0.56%

WATCH LIVE

Apple Hearings: 'Apple Is Exploiting an Absurdity' With Sham Units That Do Nothing But Avoid Taxes --Sen. Carl Levin

U.S. Stock Options With Biggest Changes in Implied Volatility

By Bloomberg News - 2011-05-24T15:30:06Z

The following are the U.S. stock options that had the biggest percentage changes in implied volatility from the previous trading day as of 11:30 a.m. in New York. This {OSCH <GO>} search was limited to options that are more than 10 days from expiration, have trading volume of at least 200 contracts and have strike prices within 5 percent of the underlying security's price.


Top Volatility Increases

                         Contract            %Chg  Impl.
Ticker    Name           Description          Vol.  Vol.   Price  %Chg  Volume
=============================================================================
NG     NOVAGOLD RE  NG US 06/18/11 C9        133.0  64.3   2.15   43.3    458
HOLI   HOLLYSYS AU  HOLI US 06/18/11 P7.5     76.0 213.6   1.50  200.0    815
HOLI   HOLLYSYS AU  HOLI US 07/16/11 P7.5     60.7 189.2   1.61  114.7    282
SCLN   SCICLONE PH  SCLN US 07/16/11 P5       56.0 100.8   0.40  100.0    983
AVNR   AVANIR PHAR  AVNR US 09/17/11 C3.5     51.0  37.6   1.20   33.3    780
QCOR   QUESTCOR PH  QCOR US 07/16/11 P22.5    40.7  50.9   1.85  -53.8    200
BKS    BARNES & NO  BKS US 10/22/11 C18       33.4  35.8   2.35   56.7    569
LPS    LENDER PROC  LPS US 06/18/11 P20       27.6  92.6   0.50  150.0   1004
C      CITIGROUP I  C1 US 06/18/11 P4.5       27.6  25.5   0.51    4.1    903
HRS    HARRIS CORP  HRS US 06/18/11 C50       27.0  27.1   0.45   28.6    795
BKS    BARNES & NO  BKS US 06/18/11 C18       25.6  39.2   1.35   42.1    513
QCOR   QUESTCOR PH  QCOR US 07/16/11 P21      22.2  48.3   1.05    0.0    200
LVLT   LEVEL 3 COM  LVLT US 06/18/11 C2       21.0  49.2   0.15   50.0    511
BKS    BARNES & NO  BKS US 07/16/11 C18       19.9  44.2   1.83   35.6    297
MMR    MCMORAN EXP  MMR US 06/18/11 C14       19.8  71.5   3.85   12.9    491
LPS    LENDER PROC  LPS US 06/18/11 P22.5     19.7  74.9   0.80   60.0    687
DWA    DREAMWORKS   DWA US 06/18/11 P22.5     19.1  35.6   0.15    0.0   1482
IFN    INDIA FUND   IFN US 06/18/11 C30       18.5  26.3   0.15  -70.0    200
SSCC   SMURFIT-STO  SSCC US 06/18/11 P35      17.3  43.3   0.25   25.0    265
JOE    ST JOE CO    JOE US 06/18/11 P23       17.2  52.3   1.80   12.5    250
VOD    VODAFONE GR  VOD US 06/18/11 C29       14.4  24.0   0.05    0.0    278
ACOR   ACORDA THER  ACOR US 06/18/11 C33      14.3  67.7   1.70   88.9    254
DEER   DEER CONSUM  DEER US 09/17/11 C2.5     13.5 145.7   6.10    0.0    300
MELA   MELA SCIENC  MELA US 07/16/11 P2.5     13.0  97.8   0.20   33.3    500
NEOP   NEOPROBE CO  NEOP US 10/22/11 C5       12.8  52.1   0.80   14.3    450
ID     L-1 IDENTIT  ID US 07/16/11 P11        12.4  53.9   1.00   11.1    231
GMXR   GMX RESOURC  GMXR US 08/20/11 C5       11.7  64.0   0.50   11.1    726
XLY    SPDR-CONS D  XLY US 06/18/11 C39       11.7  17.4   1.23   -2.4    200
XLY    SPDR-CONS D  XLY US 09/17/11 C41       11.4  17.4   1.02    0.0    200
ACOR   ACORDA THER  ACOR US 06/18/11 C32      11.0  66.5   2.10   68.0    475
S      SPRINT NEXT  S US 08/20/11 C5          11.0  48.3   0.98   24.1    888
UUP    POWERSHARES  UUP US 06/18/11 C21       10.9  10.7   0.75   -6.2    383
SIFY   SIFY TECHNO  SIFY US 06/18/11 P5       10.7 111.8   0.25  -58.3    319
SVNT   SAVIENT PHA  SVNT US 01/21/12 P7.5     10.7  56.1   1.25   19.1    200
S      SPRINT NEXT  S US 06/18/11 C5          10.4  53.8   0.82   28.1    590
ETFC   E*TRADE FIN  ETFC US 06/18/11 P14      10.0  31.8   0.07  -12.5    777

Top Volatility Decreases



                         Contract            %Chg  Impl.
Ticker    Name           Description          Vol.  Vol.   Price  %Chg  Volume
=============================================================================
SPY    SPDR S&P 50  SPY US 06/18/11 P136     -33.1  11.9   4.62   -5.3   3401
AZO    AUTOZONE IN  AZO US 06/18/11 C300     -28.0  17.7   2.40  200.0    656
SPY    SPDR S&P 50  SPY US 06/18/11 P135     -27.8  12.6   3.83   -9.2  12274
DSW    DSW INC-CL   DSW US 06/18/11 C50      -27.4  36.8   1.95  333.3    428
QLGC   QLOGIC CORP  QLGC US 06/18/11 P15     -25.9  31.3   0.23    0.0    252
CBRL   CRACKER BAR  CBRL US 06/18/11 P45     -25.8  33.3   0.50  100.0   1111
AZO    AUTOZONE IN  AZO US 06/18/11 C270     -23.7  20.4  22.60   98.4    816
DIA    SPDR DJIA T  DIA US 06/18/11 P128     -23.6  11.0   4.55   -5.2    220
AZO    AUTOZONE IN  AZO US 06/18/11 C280     -23.2  19.6  14.00  133.3    450
EP     EL PASO COR  EP US 06/18/11 C21       -23.2  31.5   0.42  133.3   2450
KKD    KRISPY KREM  KKD US 06/18/11 C7.5     -22.8  42.5   0.85   18.1    451
AZO    AUTOZONE IN  AZO US 06/18/11 P290     -22.8  18.8   4.26  -74.3    371
MDT    MEDTRONIC I  MDT US 06/18/11 C40      -22.8  21.5   1.10  -43.3    435
UCO    PRSH-ULT CR  UCO US 06/18/11 C38      -22.3  58.0   9.55   15.1    500
AZO    AUTOZONE IN  AZO US 06/18/11 C290     -22.0  18.1   6.94  195.3    629
MDT    MEDTRONIC I  MDT US 06/18/11 P42      -21.8  19.6   1.75   19.9    309
PWRD   PERFECT WOR  PWRD US 06/18/11 C25     -21.5  47.2   2.10  100.0    329
MDT    MEDTRONIC I  MDT US 06/18/11 P40      -21.1  21.7   0.68    6.2   1202
MDT    MEDTRONIC I  MDT US 06/18/11 C41      -21.0  20.5   0.64  -48.8    546
XLY    SPDR-CONS D  XLY US 06/18/11 P40      -20.9  16.1   0.71   -1.4    500
SOLR   GT SOLAR IN  SOLR US 06/18/11 P12.5   -20.7  54.5   0.85  -39.3   1985
EP     EL PASO COR  EP US 06/18/11 C20       -20.6  33.3   0.90  109.3   5283
MDT    MEDTRONIC I  MDT US 06/18/11 C42      -20.6  19.8   0.25  -67.1    924
MDT    MEDTRONIC I  MDT US 06/18/11 P41      -20.5  20.6   1.13   14.1    644
MDT    MEDTRONIC I  MDT US 06/18/11 P39      -20.0  23.1   0.45   15.4    309
EP     EL PASO COR  EP US 06/18/11 P20       -19.8  33.2   0.53  -64.2    611
C      CITIGROUP I  C1 US 07/16/11 P4.5      -19.7  17.9   0.53    8.2    320
XLU    SPDR-UTIL S  XLU US 06/18/11 P33      -19.1  14.3   0.30    0.0    360
REDF   REDIFF.COM   REDF US 06/18/11 P10     -19.0 107.9   0.70  -46.1    870
PWRD   PERFECT WOR  PWRD US 06/18/11 P25     -18.3  48.1   0.76  -64.7    507
SPY    SPDR S&P 50  SPY US 06/18/11 P133     -18.1  14.2   2.63  -10.5  14730
EXPE   EXPEDIA INC  EXPE US 06/18/11 C26     -18.0  28.3   1.70  -15.0    640
SOLR   GT SOLAR IN  SOLR US 06/18/11 C12.5   -17.9  57.3   0.60   20.0   2392
PWRD   PERFECT WOR  PWRD US 06/18/11 C24     -17.7  50.0   2.40   60.0    278
EP     EL PASO COR  EP US 06/18/11 C19       -17.0  36.2   1.55   86.8    404
XLB    SPDR-MATERI  XLB US 06/18/11 P39      -16.9  21.1   1.24  -18.9    391
AZO    AUTOZONE IN  AZO US 06/18/11 P280     -16.7  20.3   1.74  -81.7    321
EP     EL PASO COR  EP US 06/18/11 P19       -16.4  35.7   0.25  -70.6    854
NOG    NORTHERN OI  NOG US 06/18/11 P20      -16.2  59.5   1.20  -27.3    580
CBRL   CRACKER BAR  CBRL US 06/18/11 P50     -16.0  31.1   2.75  205.6    289
XLY    SPDR-CONS D  XLY US 06/18/11 P39      -16.0  18.1   0.41   -4.7    317
PWRD   PERFECT WOR  PWRD US 06/18/11 C26     -15.8  47.7   1.30   94.0    930
SBAC   SBA COMM CO  SBAC US 06/18/11 P35     -15.6  27.5   0.10    0.0    522
XLK    SPDR-TECH S  XLK US 06/18/11 P26      -15.3  15.0   0.55   -8.3    285
UCO    PRSH-ULT CR  UCO US 06/18/11 C40      -15.0  61.1   7.85   16.3    370
SPWRA  SUNPOWER CO  SPWRA US 06/18/11 P20    -14.9  61.2   0.95  -13.6   1521
XLF    SPDR-FINL S  XLF US 06/18/11 P16      -14.8  17.8   0.64    0.0   1186
STEI   STEWART ENT  STEI US 08/20/11 C7.5    -14.7  36.1   0.70  -41.7    550
SPY    SPDR S&P 50  SPY US 06/18/11 P131     -14.7  15.6   1.80  -11.8  21357
DIA    SPDR DJIA T  DIA US 06/18/11 P126     -14.6  12.4   3.32   -2.4    373
PWRD   PERFECT WOR  PWRD US 06/18/11 C27     -14.1  48.3   1.00  150.0    521
GDXJ   MARKET VECT  GDXJ US 06/18/11 C30     -13.9  41.8   6.44   13.0    560
LVLT   LEVEL 3 COM  LVLT US 09/17/11 C2      -13.6  45.3   0.25   25.0    229
AMJ    JPM-ALERIAN  AMJ US 06/18/11 P36      -13.4  17.7   0.55  -21.4    750
HOLI   HOLLYSYS AU  HOLI US 06/18/11 C5      -13.4 114.7   2.75  -25.7   1446
XLE    SPDR-ENERGY  XLE US 06/18/11 P75      -13.4  22.9   1.94  -30.5   3385
AZO    AUTOZONE IN  AZO US 06/18/11 P270     -13.3  23.2   0.72  -84.9   1339
TGB    TASEKO MINE  TGB US 06/18/11 C5       -13.2  40.9   0.20   33.3    280
SPY    SPDR S&P 50  SPY US 06/18/11 P130     -12.9  16.4   1.49  -12.3  14516
EP     EL PASO COR  EP US 07/16/11 C21       -12.7  30.5   0.70  118.8    298
AIG    AMERICAN IN  AIG US 06/18/11 P28      -12.6  37.0   0.45  -18.2    210
SPY    SPDR S&P 50  SPY US 06/18/11 P137     -12.6  11.0   5.51   -5.2   1233
SGEN   SEATTLE GEN  SGEN US 06/18/11 P17.5   -12.6  41.9   0.30  -33.3    728
EXK    ENDEAVOUR S  EXK US 06/18/11 C7.5     -12.4  73.7   1.85   37.0    249
XLI    SPDR-INDU S  XLI US 06/18/11 P37      -12.2  18.6   0.90    3.5   2514
BZ     BOISE INC    BZ US 06/18/11 P7.2      -12.1  39.5   0.05  -50.0    287
AVNR   AVANIR PHAR  AVNR US 09/17/11 P4      -11.8  80.9   0.45  -18.2    226
AVNR   AVANIR PHAR  AVNR US 09/17/11 C4      -11.5  28.1   0.80   23.1    212
CYTX   CYTORI THER  CYTX US 06/18/11 P5      -11.5  90.5   0.45  -10.0    600
REDF   REDIFF.COM   REDF US 06/18/11 C10     -11.4 108.0   1.75   40.0    575
XHB    SPDR S&P HO  XHB US 06/18/11 P19      -10.7  18.8   0.91    4.6    667
SRS    PROSHARES U  SRS US 01/21/12 C15      -10.7  43.7   2.12  -28.4    274
SIRI   SIRIUS XM R  SIRI US 06/18/11 C2      -10.5  54.9   0.27   12.5    747
XLB    SPDR-MATERI  XLB US 06/18/11 P38      -10.5  22.5   0.78  -15.2  19364
SOLR   GT SOLAR IN  SOLR US 09/17/11 C12.5   -10.5  49.6   1.25    8.7    555
UCO    PRSH-ULT CR  UCO US 06/18/11 C50      -10.4  57.4   1.95   37.3    250
EP     EL PASO COR  EP US 07/16/11 C20       -10.4  31.5   1.16   87.1    207
LVLT   LEVEL 3 COM  LVLT US 01/21/12 C2      -10.4  46.4   0.40   14.3    223
SPY    SPDR S&P 50  SPY US 06/18/11 P128     -10.3  17.9   1.00  -16.0  16334
CPB    CAMPBELL SO  CPB US 06/18/11 P35      -10.1  14.9   0.35  -43.5   1027

x - Ex-dividend. * - Ex-earnings.

-- Bloomberg News To contact Bloomberg News for this story: +1-212-318-2000 or newsdev@bloomberg.net

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