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

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
=============================================================================
POT    POTASH CORP  POT US 06/18/11 P60      438.6  33.8   4.35    6.1    537
F      FORD MOTOR   F US 06/18/11 C15        278.8  31.8   0.95    1.1    432
LLY    ELI LILLY &  LLY US 05/21/11 C36      251.3  12.6   0.47  -11.3    315
CLF    CLIFFS NATU  CLF US 05/21/11 C95      223.3  38.3   5.35    7.0    384
CIM    CHIMERA INV  CIM US 06/18/11 P4       187.4  30.3   0.25   25.0    254
JCI    JOHNSON CON  JCI US 05/21/11 C40      182.0  24.7   0.65  -61.8    222
GDX    MKT VECT-GO  GDX US 05/21/11 C62      150.8  30.7   1.53  -34.0    714
GDX    MKT VECT-GO  GDX US 05/21/11 C62      150.8  30.7   1.53  -34.0    714
SLV    ISHARES SIL  SLV US 01/21/12 P46      115.4  42.6   6.65    1.5    424
MSFT   MICROSOFT C  MSFT US 01/19/13 C25      98.2  26.8   3.30   -2.9    464
SPY    SPDR S&P 50  SPY US 05/21/11 C134      92.8  12.8   1.47   -7.0   8312
IWM    ISHARES-RUS  IWM US 05/21/11 C76       91.7  25.6   7.98   -3.5    616
BA     BOEING CO/T  BA US 05/21/11 P75        91.2  22.6   2.11   14.7    232
TRAD   TRADESTATIO  TRAD US 12/17/11 P10      90.0   7.0   0.30  -14.3    210
C      CITIGROUP I  C US 09/17/11 P4.5        85.6  24.1   0.25   -3.9    383
CY     CYPRESS SEM  CY US 05/21/11 C21        85.2  34.3   0.70    7.7    369
BDX    BECTON DICK  BDX US 05/21/11 C85       84.5  23.4   1.45   11.5    554
DIA    SPDR DJIA T  DIA US 05/21/11 C125      84.5  10.9   1.12  -15.2    707
VXX    IPATH-S&P S  VXX US 05/21/11 C25       78.9  53.7   1.34   -7.6   3084
ANR    ALPHA NATUR  ANR US 05/21/11 C57.5     76.4  34.1   1.86   -2.6    743
GLD    SPDR GOLD T  GLD US 06/18/11 P145      70.2  15.7   2.72    5.8   1384
TBT    PROSHARES U  TBT US 05/21/11 C37       67.8  23.2   0.63  -17.1   1545
ELNK   EARTHLINK I  ELNK US 10/22/11 P8       65.0  34.2   0.70   -6.7   5900
FAS    FINL BULL 3  FAS US 05/21/11 C30       60.6  39.8   0.85   -3.4    781
BAC    BANK OF AME  BAC US 11/19/11 C13       60.5  28.2   0.84   10.5   4135
SINA   SINA CORP    SINA US 05/21/11 C140     60.0  76.3  10.80   42.1    512
SPY    SPDR S&P 50  SPY US 06/18/11 P132      59.4  16.1   2.66    4.7   2309
GLD    SPDR GOLD T  GLD US 05/21/11 P145      57.0  15.1   1.54    2.0   1661
CNO    CNO FINANCI  CNO US 05/21/11 C7        53.2  60.5   0.85   41.7   3347
IWM    ISHARES-RUS  IWM US 05/21/11 C74       51.0  25.1  10.05   -1.1    321
HAL    HALLIBURTON  HAL US 05/21/11 C52.5     49.6  32.8   0.86    0.0   3862
IWM    ISHARES-RUS  IWM US 05/21/11 C86       48.9  15.7   0.59  -26.2    524
FCX    FREEPORT-MC  FCX US 05/21/11 C57       46.6  33.0   1.00   -2.0   2269
CBLI   CLEVELAND B  CBLI US 05/21/11 C7.5     46.3  62.1   0.70  -12.5    236
CYOU   CHANGYOU.CO  CYOU US 05/21/11 C27      44.3 102.7  14.50   12.4    500
PFE    PFIZER INC   PFE US 06/18/11 P19       44.1  24.7   0.41  -18.0    251
WLP    WELLPOINT I  WLP US 05/21/11 P70       43.8  26.6   1.20   10.1    220
V      VISA INC-CL  V US 05/21/11 C80         42.3  25.0   1.05   -4.5    210
CEDC   CENTRAL EUR  CEDC US 05/21/11 C12.5    42.2  73.0   1.10  450.0    858
TLAB   TELLABS INC  TLAB US 05/21/11 C5.5     42.1  45.3   0.20    0.0   3382
CSR    CHINA SECUR  CSR US 09/17/11 C5        41.8  40.7   0.80    6.7    571
NOK    NOKIA CORP-  NOK US 05/21/11 C8        41.8  32.8   0.72   12.5   1051
SHOR   SHORETEL IN  SHOR US 10/22/11 C7.5     41.4  60.4   2.25  275.0    275
ID     L-1 IDENTIT  ID US 05/21/11 P10        38.2  62.0   0.15  200.0    331
AMGN   AMGEN INC    AMGN US 05/21/11 P52.5    38.1  20.8   0.68   -4.2    881
SMOD   SMART MODUL  SMOD US 05/21/11 C7.5     37.2  66.9   1.00   33.3   1000
TXN    TEXAS INSTR  TXN US 06/18/11 C37       36.0  20.3   0.45   -6.2    204
SPY    SPDR S&P 50  SPY US 09/17/11 P123      35.9  21.3   2.92   -1.4    400
SOHU   SOHU.COM IN  SOHU US 05/21/11 C100     35.3  51.8   9.70  136.6   2042
SOHU   SOHU.COM IN  SOHU US 06/18/11 P85      33.9  55.1   1.50  -58.3    213
TEVA   TEVA PHARM-  TEVA US 06/18/11 P42.5    33.8  25.5   0.82   -2.4    749
ID     L-1 IDENTIT  ID US 05/21/11 P11        33.2  41.4   0.25  150.0    537
ZSL    PRSH-ULTSH   ZSL1 US 08/20/11 P9       33.1  86.8   5.20   10.6    201
BDX    BECTON DICK  BDX US 05/21/11 P85       29.5  22.9   2.40    7.1   2000
BDX    BECTON DICK  BDX US 05/21/11 P80       29.0  26.4   0.85   70.0   1034
DIA    SPDR DJIA T  DIA US 05/21/11 P126      28.8  13.1   2.74   12.8    220
INTC   INTEL CORP   INTC US 05/21/11 P20      28.1  24.5   0.07  -36.4    537
USO    UNITED STAT  USO US 07/16/11 C30       27.6  33.6  14.35    0.7    208
ZAGG   ZAGG INC     ZAGG US 05/21/11 C7.5     26.1  78.0   1.40   47.4    224
AMGN   AMGEN INC    AMGN US 05/21/11 P55      26.1  19.8   1.94   -1.5    526
EWG    ISHARES-GER  EWG US 06/18/11 C28       25.9  19.7   0.50    0.0    201
IWM    ISHARES-RUS  IWM US 05/21/11 C81       25.8  20.4   3.55  -12.8    349
SLV    ISHARES SIL  SLV US 05/21/11 P38       22.8  54.7   0.27   12.5   2290
AMAG   AMAG PHARMA  AMAG US 05/21/11 P12.5    22.1  78.1   0.05    0.0   1517
NOK    NOKIA CORP-  NOK US 05/21/11 P9        21.4  32.2   0.86   -6.5    376
GT     GOODYEAR TI  GT US 05/21/11 C16        21.2  48.5   0.85   30.8    223
IWM    ISHARES-RUS  IWM US 05/21/11 C82       21.0  19.5   2.84   -9.8   1518
SPY    SPDR S&P 50  SPY US 05/21/11 C126      21.0  19.1   7.68   -5.4    397
LYV    LIVE NATION  LYV US 05/21/11 C10       20.5  47.7   0.40    0.0   1512
AGQ    PRSH-ULT SI  AGQ US 05/21/11 P340      20.3 104.6  35.95    7.6    289
PAY    VERIFONE SY  PAY US 06/18/11 C48       20.2  56.9   7.90    0.0    795
SPPI   SPECTRUM PH  SPPI US 05/21/11 C9       19.7 104.6   1.25   19.1    632
AGQ    PRSH-ULT SI  AGQ US 05/21/11 C335      19.5 102.9  41.00   17.3    260
XOM    EXXON MOBIL  XOM US 05/21/11 C90       19.5  17.5   0.27    3.9   6582
AGQ    PRSH-ULT SI  AGQ US 05/21/11 C340      19.5 102.9  38.80   17.6    503
DIA    SPDR DJIA T  DIA US 05/21/11 P124      19.3  13.5   1.63   19.0   7202
SPY    SPDR S&P 50  SPY US 06/18/11 P138      18.7  14.7   5.89    3.0    242
CRUS   CIRRUS LOGI  CRUS US 05/21/11 P13      18.7  76.0   0.20    0.0    297
SPY    SPDR S&P 50  SPY US 05/21/11 C139      18.2  10.7   0.13   -7.1    363
SPY    SPDR S&P 50  SPY US 05/21/11 C128      18.0  17.5   5.84   -7.5    284
SLV    ISHARES SIL  SLV US 05/21/11 C40       18.0  51.9   6.25    5.0   7978
XLV    SPDR-HEALTH  XLV US 05/21/11 C33       17.9  15.6   1.35  -12.3    233
SGMS   SCIENTIFIC   SGMS US 05/21/11 C10      17.7  52.4   0.45   50.0   1105
DMD    DEMAND MEDI  DMD US 05/21/11 P15       17.6  99.5   1.75   34.6    577
ZSL    PRSH-ULTSH   ZSL US 05/21/11 P13       17.5  99.8   0.80   14.3    479
UNG    US NAT GAS   UNG US 05/21/11 C10       17.2  35.8   1.46   -7.6    300
IWM    ISHARES-RUS  IWM US 05/21/11 C83       17.2  18.6   2.15   -8.1    733
SID    SID NACIONA  SID US 05/21/11 C16       16.9  32.9   0.25  -16.7    735
COF    CAPITAL ONE  COF US 05/21/11 P48       16.8  30.0   0.10  -16.7    220
VECO   VEECO INSTR  VECO US 05/21/11 C49      16.7  55.0   2.00  -21.6    804
SLV    ISHARES SIL  SLV US 05/21/11 C42       16.6  50.6   4.50    2.3   7621
AA     ALCOA INC    AA US 05/21/11 C17        16.5  28.2   0.37  -15.9   2776
ONNN   ON SEMICOND  ONNN US 05/21/11 C10      16.4  39.3   0.45   50.0    312
WFC    WELLS FARGO  WFC US 10/22/11 P20       16.2  37.2   0.24   -7.7   1051
KEYN   KEYNOTE SYS  KEYN US 06/18/11 C20      16.2  58.3   2.55   -3.8    400
TKR    TIMKEN CO    TKR US 05/21/11 C55       16.1  36.8   1.10   15.8    776
GT     GOODYEAR TI  GT US 05/21/11 P16        16.1  46.9   0.80    6.7    389
NVDA   NVIDIA CORP  NVDA US 05/21/11 C18      16.1  51.3   1.55   32.5   5555
SLV    ISHARES SIL  SLV US 05/21/11 C39       16.1  53.1   7.00    2.9   7852
CSTR   COINSTAR IN  CSTR US 05/21/11 C42.5    16.0  65.0   8.55   34.6    750
SPY    SPDR S&P 50  SPY US 05/21/11 C129      15.8  16.6   5.00   -7.1    462
HEK    HECKMANN CO  HEK US 12/17/11 C5        15.8  43.0   1.60    0.0    202
ABX    BARRICK GOL  ABX US 05/21/11 C55       15.8  30.8   0.82  -58.8   6133
SLV    ISHARES SIL  SLV US 05/21/11 C38       15.7  54.1   8.00    3.9   8375
SPY    SPDR S&P 50  SPY US 06/18/11 P137      15.3  14.8   5.21    5.2    888
APKT   ACME PACKET  APKT US 05/21/11 C77.5    15.2  68.4   6.20   26.5    423
CPX    COMPLETE PR  CPX US 05/21/11 P35       15.0  49.0   2.40   -4.0    228
ZSL    PRSH-ULTSH   ZSL US 05/21/11 C14       15.0 101.5   1.80    1.1    407
APKT   ACME PACKET  APKT US 05/21/11 C80      15.0  67.8   5.00   28.2   1383
YHOO   YAHOO! INC   YHOO US 05/21/11 C17      15.0  33.8   0.72   46.9    619
SLV    ISHARES SIL  SLV US 05/21/11 C45       14.9  49.2   2.80   13.8  19091
DIA    SPDR DJIA T  DIA US 05/21/11 P122      14.8  14.6   0.95   17.3   4718
NVDA   NVIDIA CORP  NVDA US 05/21/11 P18      14.8  50.0   0.55  -17.9    481
SLV    ISHARES SIL  SLV US 05/21/11 C33       14.7  60.1  12.50    0.8    283
SPY    SPDR S&P 50  SPY US 05/21/11 C130      14.6  15.8   4.23   -4.3   1007
ESRX   EXPRESS SCR  ESRX US 05/21/11 C57.5    14.6  27.2   0.73  -23.2    713
EEM    ISHARES-EMG  EEM US 05/21/11 C48       14.5  23.2   2.24  -12.8    206
UTEK   ULTRATECH I  UTEK US 05/21/11 C30      14.5  57.5   2.40   92.0    297
AN     AUTONATION   AN US 05/21/11 P34        14.4  35.7   1.40   12.0    620
ZSL    PRSH-ULTSH   ZSL US 05/21/11 P15       14.4 100.4   1.80   12.5    222
SLW    SILVER WHEA  SLW US 05/21/11 C43       14.3  56.9   1.79  -13.9    822
SLW    SILVER WHEA  SLW US 05/21/11 P43       14.1  56.5   3.45   27.8    320
EEM    ISHARES-EMG  EEM US 05/21/11 C49       14.1  21.7   1.56  -11.9   2551
GG     GOLDCORP IN  GG US 01/21/12 P35        14.0  36.8   0.51    8.5    220
SLV    ISHARES SIL  SLV US 05/21/11 P42       14.0  51.0   0.94    6.8   8948
MTW    MANITOWOC C  MTW US 05/21/11 C22       14.0  49.9   1.35  -10.0    352
BDX    BECTON DICK  BDX US 06/18/11 P80       13.9  22.0   1.40   27.3    253
ILMN   ILLUMINA IN  ILMN US 05/21/11 C70      13.9  40.0   2.90   11.5    239
NOK    NOKIA CORP-  NOK US 05/21/11 P8        13.9  31.7   0.18  -18.2    632
CRUS   CIRRUS LOGI  CRUS US 05/21/11 P14      13.8  69.7   0.40   60.0   1246
ESRX   EXPRESS SCR  ESRX US 05/21/11 P55      13.8  28.9   1.36   22.5    279
SPY    SPDR S&P 50  SPY US 05/21/11 C131      13.8  15.0   3.41   -6.1   1867
SPY    SPDR S&P 50  SPY US 05/21/11 C132      13.7  14.3   2.69   -5.6   4009
AIG    AMERICAN IN  AIG US 06/18/11 C32       13.7  36.5   1.55  -12.9   1353
GET    GAYLORD ENT  GET US 05/21/11 P30       13.7  50.1   0.25  -44.4    311
TSL    TRINA SOLAR  TSL US 05/21/11 C28       13.7  48.8   1.21   11.0    640
SLV    ISHARES SIL  SLV US 05/21/11 P45       13.7  49.7   1.95   -1.0   9936
APKT   ACME PACKET  APKT US 05/21/11 C70      13.6  73.5  11.13   17.2    237
SLV    ISHARES SIL  SLV US 05/21/11 C47       13.6  49.4   1.90   18.0  17828
SLV    ISHARES SIL  SLV US 06/18/11 C38       13.5  49.7   8.30    3.8    295
SLW    SILVER WHEA  SLW US 05/21/11 C40       13.5  57.1   2.88  -23.2    873
SLW    SILVER WHEA  SLW US 05/21/11 C42       13.5  56.8   2.09  -17.4   3423
SLW    SILVER WHEA  SLW US 05/21/11 C41       13.4  57.0   2.57  -17.4    504
ZAGG   ZAGG INC     ZAGG US 05/21/11 C9       13.4  72.4   0.57   62.9    442
SLV    ISHARES SIL  SLV US 05/21/11 P41       13.4  51.4   0.69    6.2   3275
PCP    PRECISION C  PCP US 05/21/11 C155      13.3  23.8   1.20  -29.4    467
SLV    ISHARES SIL  SLV US 05/21/11 P40       13.2  52.4   0.50    4.2  10662
VLTR   VOLTERRA SE  VLTR US 05/21/11 P25      13.2  55.8   1.35   12.5    260
XL     XL GROUP PL  XL US 05/21/11 P21        13.2  54.0   0.30   30.4    244
AKAM   AKAMAI TECH  AKAM US 05/21/11 C42      13.2  52.0   1.48   18.4   1460
AKAM   AKAMAI TECH  AKAM US 05/21/11 C41      13.1  51.8   1.86   16.2    842
ABX    BARRICK GOL  ABX US 05/21/11 C52.5     13.1  30.5   1.79  -52.3   3011
AIG    AMERICAN IN  AIG US 05/21/11 C32       13.1  38.0   1.03  -27.5    335
EEM    ISHARES-EMG  EEM US 05/21/11 C52       13.1  18.6   0.25  -19.4    468
OPEN   OPENTABLE I  OPEN US 05/21/11 P105     13.1  69.0   3.70    8.8    257
SLV    ISHARES SIL  SLV US 05/21/11 P43       13.1  50.0   1.20    3.5   9714
RYL    RYLAND GROU  RYL US 05/21/11 C18       13.1  41.3   0.50   28.2    600
SLV    ISHARES SIL  SLV US 05/21/11 P44       13.1  49.8   1.53   -0.7   5350
SLV    ISHARES SIL  SLV US 07/16/11 C35       13.1  48.6  11.05    0.5    408
SLV    ISHARES SIL  SLV US 05/21/11 C43       13.1  48.8   4.00    9.6   4276
SLV    ISHARES SIL  SLV US 05/21/11 C44       13.1  48.8   3.40   13.3   5648
SLV    ISHARES SIL  SLV US 06/18/11 C42       13.1  46.7   4.85   -4.0    729
SPY    SPDR S&P 50  SPY US 05/21/11 C133      13.0  13.5   2.04   -6.0   9378
AA     ALCOA INC    AA US 05/21/11 P17        13.0  27.2   0.62   24.0   1007
UAL    UNITED CONT  UAL US 05/21/11 P19       13.0  49.5   0.22  -31.2    226
F      FORD MOTOR   F US 05/21/11 C13         12.9  43.5   2.55    3.2    303
XOM    EXXON MOBIL  XOM US 05/21/11 C87.5     12.9  16.6   0.78   -6.0   2707
ING    ING GROEP-A  ING US 05/21/11 C13       12.9  32.1   0.35   16.7    651
SPY    SPDR S&P 50  SPY US 05/21/11 C138      12.9  10.7   0.21  -12.5    947
SLV    ISHARES SIL  SLV US 05/21/11 P39       12.8  53.7   0.37    8.8  20171
AKAM   AKAMAI TECH  AKAM US 05/21/11 P39      12.8  51.3   1.50   -2.0    422
SLW    SILVER WHEA  SLW US 05/21/11 P42       12.8  56.1   2.96   34.5    759
YHOO   YAHOO! INC   YHOO US 05/21/11 C16      12.8  33.7   1.35   25.0   1409
DIA    SPDR DJIA T  DIA US 05/21/11 P121      12.8  15.2   0.73   19.7    331
FCX    FREEPORT-MC  FCX US 08/20/11 P35       12.8  50.0   0.27  -15.6    500
NVDA   NVIDIA CORP  NVDA US 05/21/11 P19      12.8  49.6   0.98  -17.6    676
APKT   ACME PACKET  APKT US 05/21/11 C75      12.8  69.2   7.70   22.2   1015
SLV    ISHARES SIL  SLV US 06/18/11 C37       12.7  49.9   9.00    4.0    280
SPY    SPDR S&P 50  SPY US 06/18/11 P136      12.6  14.8   4.60    6.2   2062
SLW    SILVER WHEA  SLW US 05/21/11 P41       12.6  56.2   2.32   34.1    734
SPY    SPDR S&P 50  SPY US 05/21/11 P124      12.6  20.3   0.27    3.9    914
XLB    SPDR-MATERI  XLB US 05/21/11 C41       12.6  18.4   0.37  -27.4    264
PCX    PATRIOT COA  PCX US 05/21/11 C27       12.6  43.6   0.68   -9.3   1889
ABX    BARRICK GOL  ABX US 05/21/11 P55       12.5  30.3   3.20  137.0   1500
SLV    ISHARES SIL  SLV US 06/18/11 C39       12.5  48.7   7.05   -1.4    205
CDE    COEUR D'ALE  CDE US 05/21/11 C30       12.4  62.6   2.33  -24.6    233
AKAM   AKAMAI TECH  AKAM US 05/21/11 C38      12.4  51.7   3.47    8.4   1539
COF    CAPITAL ONE  COF US 05/21/11 P50       12.4  26.5   0.24  -25.0    314
IWM    ISHARES-RUS  IWM US 05/21/11 C85       12.3  16.6   0.95  -18.1   1429
ZSL    PRSH-ULTSH   ZSL US 05/21/11 C15       12.3 100.6   1.35    3.9    630
TSL    TRINA SOLAR  TSL US 05/21/11 P27       12.2  49.4   1.08    0.0    771
GFRE   GULF RESOUR  GFRE US 05/21/11 P2.5     12.2 258.9   0.25   25.0    276
CDE    COEUR D'ALE  CDE US 05/21/11 C32       12.2  60.9   1.35  -30.8    531
XOM    EXXON MOBIL  XOM US 06/18/11 C90       12.1  16.5   0.66    6.5   6203
SLW    SILVER WHEA  SLW US 05/21/11 P40       12.1  56.6   1.85   38.1    853
YHOO   YAHOO! INC   YHOO US 05/21/11 P17      12.0  33.0   0.52  -18.8    349
UDN    POWERSHARES  UDN US 05/21/11 C28       12.0  12.4   0.90    0.0    251
SPY    SPDR S&P 50  SPY US 05/21/11 C135      12.0  12.1   1.00   -9.1   7633
ESRX   EXPRESS SCR  ESRX US 05/21/11 P52.5    11.9  31.7   0.75   56.2    784
UAL    UNITED CONT  UAL US 05/21/11 P20       11.9  47.9   0.44  -32.3    202
EEM    ISHARES-EMG  EEM US 05/21/11 C50       11.9  20.5   0.93  -19.1    476
XOM    EXXON MOBIL  XOM US 05/21/11 P87.5     11.9  16.8   2.74   14.2    311
AKAM   AKAMAI TECH  AKAM US 05/21/11 C40      11.9  51.6   2.34   13.0   1613
AKAM   AKAMAI TECH  AKAM US 05/21/11 P40      11.9  51.1   2.02   -1.0    371
CRUS   CIRRUS LOGI  CRUS US 05/21/11 P16      11.9  63.9   1.10   22.2    707
QQQ    POWERSH-QQQ  QQQ US 05/21/11 P61       11.9  12.9   2.77    0.7    976
SPY    SPDR S&P 50  SPY US 06/18/11 P135      11.8  15.1   4.03    6.9   2306
PCX    PATRIOT COA  PCX US 05/21/11 C26       11.8  45.2   1.15   -3.4    353
SIRI   SIRIUS XM R  SIRI US 06/18/11 C2       11.8  43.9   0.10    0.0    723
NVDA   NVIDIA CORP  NVDA US 05/21/11 C19      11.8  49.7   1.00   40.9   4571
MKSI   MKS INSTRUM  MKSI US 05/21/11 C30      11.8  39.4   0.75   15.4    855
DIA    SPDR DJIA T  DIA US 05/21/11 P119      11.7  16.7   0.44    7.3   3068
ZSL    PRSH-ULTSH   ZSL US 01/21/12 C15       11.7  81.6   3.80    0.0    335
SSRI   SILVER STAN  SSRI US 05/21/11 P36      11.6  47.7   2.75   19.6    200
VOD    VODAFONE GR  VOD US 07/16/11 C28       11.6  23.3   1.15   15.0    203
SINA   SINA CORP    SINA US 05/21/11 P115     11.5  73.0   2.45  -14.6    315
NVS    NOVARTIS AG  NVS US 06/18/11 P55       11.5  19.6   1.00   42.9    364
AKAM   AKAMAI TECH  AKAM US 05/21/11 P37      11.5  51.4   0.82   -1.2    399
SLV    ISHARES SIL  SLV US 06/18/11 C43       11.5  46.0   4.75    9.4    791
PCX    PATRIOT COA  PCX US 05/21/11 P27       11.4  43.8   1.94   12.1    254
SLV    ISHARES SIL  SLV US 06/18/11 C40       11.4  47.3   6.65    3.1    733
SLV    ISHARES SIL  SLV US 06/18/11 P40       11.4  48.8   1.11   14.4   2516
SLV    ISHARES SIL  SLV US 06/18/11 C45       11.4  45.7   3.60   10.8   4745
LUV    SOUTHWEST A  LUV US 05/21/11 C11       11.4  27.1   0.65   30.0    364
SLV    ISHARES SIL  SLV US 06/18/11 C41       11.4  46.9   5.90    4.4    323
EGO    ELDORADO GO  EGO US 05/21/11 C18       11.4  38.7   0.55  -21.4   2866
SPY    SPDR S&P 50  SPY US 05/21/11 C136      11.3  11.5   0.61  -12.9   1636
SINA   SINA CORP    SINA US 05/21/11 P120     11.3  73.6   3.30  -25.0    336
EXPD   EXPEDITORS   EXPD US 05/21/11 C55      11.3  27.7   0.75  -16.7    452
SLV    ISHARES SIL  SLV US 05/21/11 P47       11.3  49.8   3.15    0.0   5342
XLE    SPDR-ENERGY  XLE US 05/21/11 C81       11.3  18.5   0.58  -22.7    407
SIVR   ETFS PHYS S  SIVR US 05/21/11 P43      11.2  50.1   1.78   87.4    562
NTRI   NUTRISYSTEM  NTRI US 05/21/11 P14      11.2  60.9   1.00   28.2    221
YHOO   YAHOO! INC   YHOO US 05/21/11 P16      11.2  32.6   0.17  -22.7    550
STI    SUNTRUST BA  STI US 05/21/11 P27       11.1  28.9   0.51  -33.8    302
SLW    SILVER WHEA  SLW US 05/21/11 P39       11.1  56.4   1.46   41.8   1168
S      SPRINT NEXT  S US 05/21/11 C5          11.1  45.8   0.13    0.0   1337
SLV    ISHARES SIL  SLV US 06/18/11 P47       11.1  46.8   4.00    1.3   1596
XL     XL GROUP PL  XL US 05/21/11 P22        11.1  47.5   0.45   28.6    363
GG     GOLDCORP IN  GG US 01/21/12 C25        11.1  48.1  29.30   -3.1    205
PFE    PFIZER INC   PFE US 12/17/11 C18       11.1  25.8   2.45   -2.4    226
OVTI   OMNIVISION   OVTI US 05/21/11 C34      11.1  48.3   1.47   48.5    252
SLV    ISHARES SIL  SLV US 06/18/11 P41       11.1  47.9   1.36   12.4   9471
JDSU   JDS UNIPHAS  JDSU US 05/21/11 P19      11.1  64.9   1.00   21.9    522
MMM    3M CO        MMM US 05/21/11 C97.5     11.1  19.2   0.48   -7.7   2327
SLV    ISHARES SIL  SLV US 06/18/11 P38       11.0  50.7   0.73   15.9    443
SPPI   SPECTRUM PH  SPPI US 05/21/11 P9       11.0  99.3   0.80    0.0    267
SINA   SINA CORP    SINA US 05/21/11 P110     11.0  72.6   1.35  -22.9    389
SLV    ISHARES SIL  SLV US 06/18/11 P35       11.0  54.5   0.37   23.3   1127
SPY    SPDR S&P 50  SPY US 05/21/11 C137      11.0  11.0   0.36  -12.2    634
XOM    EXXON MOBIL  XOM US 05/21/11 C85       11.0  17.1   1.90  -12.0    758
SLV    ISHARES SIL  SLV US 06/18/11 C44       10.9  45.9   3.96    5.6   2115
LEN    LENNAR CORP  LEN US 05/21/11 C20       10.9  28.9   0.23   27.8    455
EBAY   EBAY INC     EBAY US 05/21/11 C33      10.9  35.5   1.14   56.2   1339
CCJ    CAMECO CORP  CCJ US 05/21/11 C30       10.9  35.0   0.65    0.0    670
JDSU   JDS UNIPHAS  JDSU US 05/21/11 C18      10.9  67.3   2.42   -4.7   1156
SLV    ISHARES SIL  SLV US 06/18/11 P44       10.9  46.7   2.38    5.3   1549
IWM    ISHARES-RUS  IWM US 06/18/11 C80       10.8  22.6   5.17   -6.0    245
GLD    SPDR GOLD T  GLD US 05/21/11 C144      10.8  15.4   4.05    2.5    813
EBAY   EBAY INC     EBAY US 05/21/11 C34      10.8  34.8   0.70   79.5    322
SPPI   SPECTRUM PH  SPPI US 05/21/11 P7       10.8 114.0   0.25   66.7    280
MTW    MANITOWOC C  MTW US 05/21/11 P22       10.8  49.2   0.92   15.0    238
SLV    ISHARES SIL  SLV US 06/18/11 P43       10.8  46.9   1.97    7.1   1208
AGQ    PRSH-ULT SI  AGQ US 01/21/12 C200      10.8  82.6 167.90    7.6    329
ARMH   ARM HOLDING  ARMH US 05/21/11 C32      10.8  45.2   1.02    2.0    499
IWM    ISHARES-RUS  IWM US 06/18/11 C81       10.8  22.0   4.50   -8.2    351
SLV    ISHARES SIL  SLV US 06/18/11 P45       10.8  46.5   2.78    2.2   2959
SLV    ISHARES SIL  SLV US 05/21/11 P36       10.8  57.9   0.14   -6.7   2037
MAS    MASCO CORP   MAS US 05/21/11 P13       10.7  40.9   0.40   14.3    200
SLV    ISHARES SIL  SLV US 06/18/11 P42       10.7  47.5   1.60    6.0   1587
STX    SEAGATE TEC  STX US 05/21/11 P11       10.7  84.0   0.01  -50.0    201
SLV    ISHARES SIL  SLV US 06/18/11 P36       10.7  52.9   0.45   21.6   1031
AGQ    PRSH-ULT SI  AGQ US 05/21/11 P220      10.7  95.2   1.88  108.9    285
ESRX   EXPRESS SCR  ESRX US 05/21/11 P50      10.7  35.6   0.37   68.2    355
QQQ    POWERSH-QQQ  QQQ US 06/18/11 P60       10.7  15.9   2.43    1.2    689
SLV    ISHARES SIL  SLV US 05/21/11 P35       10.7  60.5   0.12    0.0   1839
EBAY   EBAY INC     EBAY US 05/21/11 P32      10.7  36.4   0.90  -25.0    245
JDSU   JDS UNIPHAS  JDSU US 05/21/11 C20      10.7  64.4   1.22   -8.3    674
GLD    SPDR GOLD T  GLD US 05/21/11 C146      10.6  15.5   2.82    4.4   2574
SLV    ISHARES SIL  SLV US 06/18/11 P39       10.6  49.6   0.85    7.6   1347
SLV    ISHARES SIL  SLV US 05/21/11 P37       10.6  55.5   0.19    5.6  40951
SLV    ISHARES SIL  SLV US 05/21/11 C36       10.6  55.4   9.70    1.1    488
HMY    HARMONY GOL  HMY US 05/21/11 P16       10.6  45.2   1.09    9.0    335
NEM    NEWMONT MIN  NEM US 05/21/11 C60       10.5  30.1   1.05  -29.5    402
SLV    ISHARES SIL  SLV US 06/18/11 P31       10.5  60.2   0.15   36.4    211
JDSU   JDS UNIPHAS  JDSU US 05/21/11 C19      10.5  65.5   1.68   -9.7    384
SLV    ISHARES SIL  SLV US 05/21/11 C35       10.5  53.2  10.25   -3.3    687
SLW    SILVER WHEA  SLW US 05/21/11 P38       10.5  56.5   1.06   43.2    736
BAC    BANK OF AME  BAC US 05/21/11 P11       10.5  33.8   0.04  -20.0   9323
SLV    ISHARES SIL  SLV US 06/18/11 P37       10.5  51.8   0.61   24.5    731
CAT    CATERPILLAR  CAT US 05/21/11 C110      10.4  27.7   2.44  -12.5   2040
PG     PROCTER & G  PG US 05/21/11 C65        10.4  14.9   0.17  -26.1   2412
FTR    FRONTIER CO  FTR US 05/21/11 P8        10.4  23.8   0.20   33.3   1025
JKS    JINKOSOLAR-  JKS US 05/21/11 C25       10.4  65.2   1.35  -12.9    399
SRE    SEMPRA ENER  SRE US 05/21/11 C55       10.4  14.4   0.30   20.0    208
GLD    SPDR GOLD T  GLD US 05/21/11 C149      10.4  15.8   1.52    7.0   1031
SLV    ISHARES SIL  SLV US 06/18/11 P46       10.4  46.2   3.35    1.5    979
YOKU   YOUKU.COM I  YOKU US 05/21/11 C65      10.4  66.0   5.20   57.6    442
HAL    HALLIBURTON  HAL US 05/21/11 C50       10.4  34.1   1.90   -4.0    847
SPY    SPDR S&P 50  SPY US 06/18/11 P134      10.4  15.4   3.49    5.1   1474
AKAM   AKAMAI TECH  AKAM US 05/21/11 P35      10.3  52.4   0.41   -4.7    369
GLD    SPDR GOLD T  GLD US 05/21/11 C151      10.3  16.2   0.95    3.3    653
URI    UNITED RENT  URI US 06/18/11 P28       10.3  45.2   1.45   16.0    364
BP     BP PLC-ADR   BP US 05/21/11 C44        10.3  26.3   2.21   -6.0    317
LLNW   LIMELIGHT N  LLNW US 06/18/11 C6       10.3  70.3   1.15   21.1    200
ABX    BARRICK GOL  ABX US 06/18/11 C55       10.2  30.1   1.39  -47.7    857
SINA   SINA CORP    SINA US 05/21/11 P130     10.2  73.6   6.80  -20.9    548
UPS    UNITED PARC  UPS US 05/21/11 P70       10.2  21.2   0.61   17.3    539
XL     XL GROUP PL  XL US 05/21/11 P24        10.2  37.5   0.99   22.2    527
EBAY   EBAY INC     EBAY US 05/21/11 P28      10.2  44.0   0.16  -27.3   2011
MSFT   MICROSOFT C  MSFT US 05/21/11 C21      10.2  41.8   4.40    0.0    225
GLD    SPDR GOLD T  GLD US 05/21/11 C148      10.1  15.6   1.88    5.0   1395
INTC   INTEL CORP   INTC US 05/21/11 P22      10.1  18.8   0.65  -27.0   1446
EXPE   EXPEDIA INC  EXPE US 05/21/11 C25      10.1  31.7   0.53   32.5    641
GLD    SPDR GOLD T  GLD US 05/21/11 C150      10.1  15.9   1.22    9.9   2172
VALE   VALE SA-SP   VALE US 05/21/11 C29      10.1  28.7   4.35    1.2   1000
CRUS   CIRRUS LOGI  CRUS US 05/21/11 P15      10.1  65.8   0.65   30.0   2463
IWM    ISHARES-RUS  IWM US 05/21/11 C88       10.1  14.7   0.18  -21.7   1135
NUE    NUCOR CORP   NUE US 05/21/11 C47       10.1  23.3   0.38  -47.2    347
GLD    SPDR GOLD T  GLD US 05/21/11 C147      10.0  15.5   2.26    3.2   1501
QCOM   QUALCOMM IN  QCOM US 05/21/11 C55      10.0  24.7   2.68    2.3   1532
FCX    FREEPORT-MC  FCX US 05/21/11 P57       10.0  32.9   3.56   13.0    444
SLV    ISHARES SIL  SLV US 06/18/11 C46       10.0  45.4   3.15   15.0   3397
SLW    SILVER WHEA  SLW US 05/21/11 P37       10.0  56.9   0.83   50.9    255

Top Volatility Decreases



                         Contract            %Chg  Impl.
Ticker    Name           Description          Vol.  Vol.   Price  %Chg  Volume
=============================================================================
PNX    PHOENIX COS  PNX US 07/16/11 C2.5     -59.7  61.4   0.25  -16.7    200
BPOP   POPULAR INC  BPOP US 01/21/12 C2      -54.4  53.2   1.33   -8.3    700
LWSN   LAWSON SOFT  LWSN US 05/21/11 P12.5   -45.2  18.3   0.20  -79.0    325
LWSN   LAWSON SOFT  LWSN US 11/19/11 C12.5   -39.2  16.5   0.50  -50.0    381
LWSN   LAWSON SOFT  LWSN US 08/20/11 C12.5   -32.5  19.8   0.55  -15.4    355
LWSN   LAWSON SOFT  LWSN US 06/18/11 P12.5   -30.8  23.2   0.39    0.0    919
SYNA   SYNAPTICS I  SYNA US 05/21/11 P25     -26.6  36.2   0.15  -70.0    420
AVNR   AVANIR PHAR  AVNR US 05/21/11 C4      -26.1  47.2   0.40    0.0   2702
PLCM   POLYCOM INC  PLCM US 05/21/11 P55     -25.7  34.7   1.00  -85.3    671
PLCM   POLYCOM INC  PLCM US 05/21/11 P52.5   -24.9  36.1   0.40  -86.2    426
PLCM   POLYCOM INC  PLCM US 05/21/11 P50     -24.7  38.8   0.20  -90.0    279
LWSN   LAWSON SOFT  LWSN US 06/18/11 C12.5   -24.6  21.6   0.40  -20.0   3238
KMB    KIMBERLY-CL  KMB US 05/21/11 P62.5    -23.7  14.2   0.45   80.0    344
PLCM   POLYCOM INC  PLCM US 05/21/11 C55     -23.2  35.9   3.80  153.3    513
PLCM   POLYCOM INC  PLCM US 05/21/11 C47.5   -22.2  39.7  11.13  106.1    204
PLCM   POLYCOM INC  PLCM US 05/21/11 C52.5   -22.1  37.7   6.20  143.1    318
PLCM   POLYCOM INC  PLCM US 05/21/11 C50     -21.8  39.6   8.20  100.0    229
CBE    COOPER INDS  CBE US 05/21/11 C65      -21.1  29.1   2.00  -44.4    213
KMB    KIMBERLY-CL  KMB US 05/21/11 C65      -20.6  12.8   0.40  -76.5    995
KMB    KIMBERLY-CL  KMB US 05/21/11 P65      -20.4  12.3   1.55   93.8    429
MELA   MELA SCIENC  MELA US 05/21/11 C4      -20.2  61.0   0.25   25.0    827
PCYC   PHARMACYCLI  PCYC US 05/21/11 P6      -19.2  41.4   0.25  -16.7    200
CYMI   CYMER INC    CYMI US 05/21/11 C50     -18.5  40.0   1.85  -56.0    201
AMD    ADV MICRO D  AMD US 05/21/11 C8       -17.9  37.8   0.59  -31.4   4100
GFRE   GULF RESOUR  GFRE US 05/21/11 C2.5    -17.8 133.2   1.70   -5.6    243
SIRI   SIRIUS XM R  SIRI US 01/21/12 C1      -17.3  40.7   0.92   -3.2    621
JCI    JOHNSON CON  JCI US 05/21/11 P39      -15.3  25.1   1.00   47.1    395
AF     ASTORIA FIN  AF US 07/16/11 C15       -15.0  23.4   0.35  -50.0    386
JCI    JOHNSON CON  JCI US 05/21/11 P38      -14.8  26.5   0.70   55.6    273
SNDK   SANDISK COR  SNDK US 05/21/11 C50     -14.2  36.5   2.20   15.8   3742
AMRN   AMARIN CORP  AMRN US 06/18/11 C10     -13.3  70.1   6.50   -7.7    592
YOKU   YOUKU.COM I  YOKU US 05/21/11 C30     -13.2 140.7  36.00    0.8    361
SNDK   SANDISK COR  SNDK US 05/21/11 C52.5   -13.1  36.7   1.16    9.4  11127
SNDK   SANDISK COR  SNDK US 05/21/11 C49     -13.0  36.5   2.78   18.8   1323
SPY    SPDR S&P 50  SPY US 05/21/11 P138     -12.8   9.9   4.88    8.4   1187
INFA   INFORMATICA  INFA US 06/18/11 C52.5   -12.7  32.9   3.10   -5.2   1680
SPY    SPDR S&P 50  SPY US 05/21/11 P139     -12.7  10.3   5.76    7.5    341
INFA   INFORMATICA  INFA US 06/18/11 C47.5   -12.7  34.5   6.50   -3.0   2601
SLT    STERLITE IN  SLT US 06/18/11 C15      -12.6  29.0   1.65   73.7    667
SNDK   SANDISK COR  SNDK US 05/21/11 C47     -12.6  36.9   4.05   17.4    280
KMB    KIMBERLY-CL  KMB US 07/16/11 P57.5    -12.5  16.6   0.30   50.0    404
SNDK   SANDISK COR  SNDK US 05/21/11 P52.5   -12.5  35.9   3.10  -31.1    319
KMB    KIMBERLY-CL  KMB US 07/16/11 P62.5    -12.5  13.6   1.30   85.7    748
SNDK   SANDISK COR  SNDK US 05/21/11 C48     -12.4  36.6   3.42   22.1    856
SOHU   SOHU.COM IN  SOHU US 05/21/11 P105    -12.2  50.2   4.80  -58.6    333
SORL   SORL AUTO P  SORL US 06/18/11 P5      -12.2  61.0   0.30    0.0    515
SNDK   SANDISK COR  SNDK US 05/21/11 C46     -12.0  37.2   4.95   21.3    237
PLCM   POLYCOM INC  PLCM US 06/18/11 C55     -11.8  33.9   5.40  206.8    281
SNDK   SANDISK COR  SNDK US 05/21/11 P48     -11.5  36.4   0.93  -48.0   1127
GLBC   GLOBAL CROS  GLBC US 05/21/11 C25     -11.4  29.8   0.50  -33.3    250
IWM    ISHARES-RUS  IWM US 05/21/11 P86      -11.3  16.2   2.76   12.2    877
SYNA   SYNAPTICS I  SYNA US 06/18/11 P29     -11.2  34.3   2.00  -23.4    274
JCI    JOHNSON CON  JCI US 05/21/11 P41      -11.2  24.4   2.00   35.1    375
MCP    MOLYCORP IN  MCP US 06/18/11 C55      -11.1  60.4  16.20    4.8    409
SNDK   SANDISK COR  SNDK US 05/21/11 P47     -11.0  36.5   0.60  -55.9   2250
LZ     LUBRIZOL CO  LZ US 12/17/11 C135      -10.9   1.5   0.30  -33.3    314
CYOU   CHANGYOU.CO  CYOU US 05/21/11 C42     -10.8  52.8   2.60   44.4    250
KMB    KIMBERLY-CL  KMB US 07/16/11 C65      -10.8  13.0   0.80  -62.8   1880
ELX    EMULEX CORP  ELX US 07/16/11 C10      -10.6  30.8   0.70    7.7   3362
SOHU   SOHU.COM IN  SOHU US 05/21/11 C110    -10.2  49.9   4.30  160.6   1092
SNDK   SANDISK COR  SNDK US 05/21/11 P46     -10.1  36.8   0.44  -56.0    518

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

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

-0- Apr/25/2011 15:30 GMT

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