U.S. Stock Options With Biggest Changes in Implied Volatility
By Bloomberg News -
2011-11-08T16:30:08Z
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
=============================================================================
WEN WENDY'S CO/ WEN US 12/17/11 C5 42.0 46.8 0.60 9.1 1427
TOL TOLL BROTHE TOL US 01/21/12 C15 36.1 50.8 4.10 28.1 407
TIF TIFFANY & C TIF US 01/21/12 C50 34.4 65.2 28.00 -7.3 1085
FRPT FORCE PROTE FRPT US 12/17/11 C2 29.5 188.7 3.50 0.0 900
ALXA ALEXZA PHAR ALXA US 12/17/11 P1 26.9 197.5 0.15 -25.0 261
AMLN AMYLIN PHAR AMLN US 01/21/12 C9 22.0 81.8 1.39 -59.1 588
SPXU PROSHARES U SPXU US 06/16/12 P12 21.0 91.3 2.40 4.3 810
AMLN AMYLIN PHAR AMLN US 01/21/12 P9 20.9 79.8 1.17 192.5 296
FMCN FOCUS MEDIA FMCN US 12/17/11 P18 16.4 132.3 1.15 15.0 2640
WEN WENDY'S CO/ WEN US 01/21/12 C5 16.4 44.2 0.65 -7.1 387
UUP POWERSHARES UUP US 12/17/11 P21 15.4 12.0 0.09 28.6 200
LQD ISHARES-IBO LQD US 12/17/11 P109 15.2 12.1 0.05 -70.6 1000
MDR MCDERMOTT I MDR US 12/17/11 C12 14.5 78.1 1.11 23.3 535
CKP CHECKPOINT CKP US 12/17/11 P12.5 13.7 57.8 1.10 37.5 377
FMCN FOCUS MEDIA FMCN US 12/17/11 P24 13.5 101.2 2.70 38.5 436
AMLN AMYLIN PHAR AMLN US 12/17/11 P8 13.5 88.2 0.52 0.0 258
FMCN FOCUS MEDIA FMCN US 12/17/11 P20 13.4 120.6 1.56 4.0 222
AMLN AMYLIN PHAR AMLN US 04/21/12 P7 13.3 102.4 1.24 55.0 1040
HCA HCA HOLDING HCA US 12/17/11 C20 12.6 55.5 4.40 10.0 500
FMCN FOCUS MEDIA FMCN US 12/17/11 P21 12.5 117.3 1.85 68.2 1322
AMGN AMGEN INC AMGN US 12/17/11 C60 11.9 20.9 0.63 -13.7 3313
FOE FERRO CORP FOE US 12/17/11 C5 11.9 102.5 2.15 -0.5 578
FMCN FOCUS MEDIA FMCN US 12/17/11 P22 11.7 108.7 2.05 64.0 576
RMBS RAMBUS INC RMBS US 02/18/12 C12 11.7 101.7 6.80 4.6 467
KOL MKT VECT-CO KOL US 04/21/12 C40 10.8 43.6 5.00 51.5 427
AMLN AMYLIN PHAR AMLN US 04/21/12 P6 10.7 105.3 0.91 35.8 9078
MTG MGIC INVT C MTG US 12/17/11 C2.5 10.5 152.7 0.95 30.1 205
Top Volatility Decreases
Contract %Chg Impl.
Ticker Name Description Vol. Vol. Price %Chg Volume
=============================================================================
TRGT TARGACEPT I TRGT US 12/17/11 P7.5 -64.6 88.5 0.55 -8.3 1477
XME SPDR S&P ME XME US 12/17/11 P50 -42.8 59.7 1.49 -18.6 1856
TRGT TARGACEPT I TRGT US 02/18/12 P7.5 -40.2 108.5 1.40 64.7 303
TKLC TEKELEC TKLC US 05/19/12 P11 -30.4 7.8 0.15 -40.0 308
FRPT FORCE PROTE FRPT US 12/17/11 C3 -28.1 82.6 2.50 0.0 900
PCLN PRICELINE.C PCLN US 12/17/11 C535 -22.3 41.1 28.70 9.5 253
VXX IPATH-S&P S VXX US 12/17/11 C20 -20.4 120.2 22.45 -4.9 332
DYN DYNEGY INC DYN US 12/17/11 P2 -20.1 216.7 0.20 -55.6 4659
FOSL FOSSIL INC FOSL US 12/17/11 P80 -18.3 68.0 3.30 -5.7 215
FOSL FOSSIL INC FOSL US 12/17/11 P85 -18.2 65.0 5.00 11.1 472
TRGT TARGACEPT I TRGT US 05/19/12 C7.5 -18.1 103.4 2.65 0.0 1082
TKLC TEKELEC TKLC US 05/19/12 P10 -17.9 12.4 0.07 40.0 350
PFE PFIZER INC PFE US 01/19/13 C10 -17.1 45.4 9.90 -1.5 328
E ENI SPA-ADR E US 12/17/11 P45 -16.0 34.7 2.50 -19.4 200
PCLN PRICELINE.C PCLN US 12/17/11 P470 -16.0 46.3 7.60 -59.8 273
WMS WMS INDS IN WMS US 01/21/12 P17.5 -15.7 55.6 1.20 71.4 291
RAX RACKSPACE H RAX US 12/17/11 C44 -15.3 45.2 2.35 30.6 565
PXD PIONEER NAT PXD US 12/17/11 C80 -14.8 52.5 10.30 -32.2 508
DRYS DRYSHIPS IN DRYS US 12/17/11 C3 -14.2 71.5 0.23 15.0 492
C CITIGROUP I C1 US 01/21/12 C4.5 -13.4 46.1 0.01 -50.0 397
XOM EXXON MOBIL XOM US 01/21/12 C50 -13.0 54.0 28.95 -1.2 1005
PCLN PRICELINE.C PCLN US 12/17/11 P425 -13.0 50.8 2.65 -67.6 355
JEF JEFFERIES G JEF US 12/17/11 P6 -12.8 149.5 0.15 -25.0 3001
GTAT GT ADVANCED GTAT US 12/17/11 P7.5 -12.4 87.4 0.70 27.3 204
ETP ENERGY TRAN ETP US 12/17/11 P40 -11.5 30.4 0.35 40.0 420
TIVO TIVO INC TIVO US 02/18/12 C10 -11.3 52.2 1.83 -2.1 1725
YHOO YAHOO! INC YHOO US 01/21/12 P10 -10.7 54.9 0.04 -50.0 964
HL HECLA MININ HL US 12/17/11 C6 -10.5 60.3 0.99 1.0 3048
JNS JANUS CAPIT JNS US 12/17/11 P6 -10.4 51.1 0.20 -42.9 721
EK EASTMAN KOD EK US 12/17/11 P1 -10.1 155.1 0.13 -13.3 1217
x - Ex-dividend. * - Ex-earnings.
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