NBIX Options History — November 2007

In November 2007, NBIX traded between $9.19 and $13.02. ATM implied volatility averaged 106.9%, placing in the 79.5% IV rank vs the trailing year. The 30-day expected move averaged 38.1%. IV traded above realized volatility by 52.1% (HV 20d: 54.8%). Max pain ranged from $10.00 to $12.50. Net GEX was positive for 8 of 21 trading days. Term structure was in contango for 2 of 21 days. Put/call ratio averaged 0.99.

Notable Days

  • 2007-11-28: Highest Volume — 23,185 contracts
  • 2007-11-15: Largest IV spike — 208.1% change
  • 2007-11-01: Highest IV Rank — 100.0%
  • 2007-11-28: Largest Expected Move — 46.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$10.15$9.19$13.02$9.25$13.02
Max Pain$10.24$10.00$12.50$12.50$10.00
ATM IV106.9%44.3%161.2%91.5%145.4%
Expected Move38.1%21.3%46.2%26.2%41.7%
HV 20d54.8%40.2%72.6%40.2%72.6%
HV 60d43.5%38.5%51.8%38.5%51.8%
IV Rank79.5%28.2%100.0%100.0%88.4%
IV Percentile92.3%23.7%100.0%100.0%97.8%
Term Structure-15.7%-35.4%44.9%19.2%-14.7%
VWIV133.1%76.7%176.2%92.2%153.7%
Skew 25d17.4%-19.6%43.9%-9.9%43.9%
Skew 10d35.0%-31.4%97.1%-18.7%66.3%
Call IV 25d122.7%83.7%151.3%100.1%130.1%
Put IV 25d140.1%64.1%174.0%90.2%174.0%
Bid-Ask Spread %23.5816.0231.5627.5128.50
Gamma HHI0.200.160.300.210.18
Net GEX9.4K-112.4K229.0K-15.1K229.0K
Net DEX421.6K-41.1M11.6M11.6M-41.1M
Net VEX-203.6K-258.0K-177.5K-180.7K-258.0K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.990.024.542.370.32
Total Volume6,297.76260023,1858,60015,900
Total OI146,299.095130,072164,990139,320164,990

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2007-11-01$9.25$12.5091.5%26.2%40.2%100.0%92.2%-9.9%19.2%-15.1K11.6M-180.7K2.3727.51N/AN/A2,5526,04880,26859,052
2007-11-02$9.90$12.5074.2%21.3%47.2%73.7%76.7%-19.6%44.9%8.5K7.4M-192.9K1.0816.46N/AN/A4,6905,04681,60057,251
2007-11-05$10.02$10.0067.3%36.2%47.2%63.2%125.7%22.6%-20.7%-5.3K5.9M-201.6K1.0820.56N/AN/A3,5093,79282,99459,998
2007-11-06$10.40$10.0063.7%36.2%45.7%57.7%117.9%19.4%-21.9%-18.6K3.1M-214.0K0.1917.72N/AN/A84415984,87962,482
2007-11-07$9.65$10.0070.8%35.9%51.4%68.5%117.2%10.8%-19.3%-5667.6M-200.0K0.2618.78N/AN/A1,05327285,14962,517
2007-11-08$10.19$10.0064.2%33.9%55.3%58.5%113.1%16.8%-15.6%-12.5K6.0M-204.6K0.0519.97N/AN/A1,2906585,51862,625
2007-11-09$9.92$10.0061.3%34.4%54.7%54.1%104.7%14.5%-19.7%-3.2K8.1M-197.7K0.0927.87N/AN/A5505085,65862,655
2007-11-12$9.98$10.0056.2%41.2%54.8%46.3%144.1%15.2%-23.6%-1.9K3.9M-203.4K3.6529.69N/AN/A1,7496,38685,93462,665
2007-11-13$10.00$10.0059.8%40.6%54.2%51.9%140.9%20.6%-32.5%-53.2K6.0M-207.9K0.3318.71N/AN/A98632686,09267,136
2007-11-14$10.05$10.0044.3%37.9%54.1%28.2%132.7%19.9%-22.6%-112.4K6.0M-202.1K0.1428.55N/AN/A2,41233186,68366,110
2007-11-15$9.80$10.00136.3%39.1%54.4%100.0%133.6%11.5%-22.7%-89.2K8.0M-198.9K0.0527.25N/AN/A3,43917386,51565,983
2007-11-16$9.50$10.00133.4%38.3%52.4%97.4%130.9%2.1%-19.1%32.3K9.5M-189.1K0.3420.60N/AN/A1,38646786,77765,094
2007-11-19$9.19$10.00131.8%37.8%53.5%95.9%134.3%11.6%-10.7%14.3K4.0M-177.5K4.5416.02N/AN/A1,3646,19175,36754,705
2007-11-20$9.74$10.00136.9%39.2%57.2%100.0%145.4%30.1%-11.3%-8.9K2.5M-194.9K2.6025.37N/AN/A2,6616,91976,13660,786
2007-11-21$9.71$10.00147.1%42.2%56.9%100.0%149.1%25.0%-24.7%-15.6K1.6M-200.5K0.3921.14N/AN/A68826777,53163,871
2007-11-23$10.06$10.00136.2%39.0%57.3%91.0%136.1%15.9%-14.7%-8.2K-590.5K-202.9K0.0729.20N/AN/A5604177,50064,021
2007-11-26$9.89$10.00148.6%42.6%57.3%100.0%149.6%19.2%-18.3%3.3K-243.1K-193.5K0.8527.15N/AN/A2,5632,19177,90162,357
2007-11-27$10.26$10.00160.8%46.1%57.6%100.0%158.8%15.7%-35.4%28.2K-2.3M-199.1K0.0224.18N/AN/A3,2167979,57962,393
2007-11-28$10.73$10.00161.2%46.2%58.0%100.0%176.2%40.9%-29.1%80.4K-10.1M-210.7K2.0831.56N/AN/A7,52215,66381,66961,806
2007-11-29$11.99$10.00154.1%44.2%68.6%94.8%162.6%38.3%-17.1%146.7K-27.7M-245.6K0.3518.39N/AN/A13,9194,93486,95373,081
2007-11-30$13.02$10.00145.4%41.7%72.6%88.4%153.7%43.9%-14.7%229.0K-41.1M-258.0K0.3228.50N/AN/A12,0433,85791,50873,482