NBIX Options History — January 2008

In January 2008, NBIX traded between $4.51 and $5.62. ATM implied volatility averaged 84.7%, placing in the 19.1% IV rank vs the trailing year. The 30-day expected move averaged 25.4%. IV traded below realized volatility by 38.6% (HV 20d: 123.3%). Max pain ranged from $5.00 to $12.50. Net GEX was positive for 12 of 21 trading days. Term structure was in contango for 15 of 21 days. Put/call ratio averaged 0.79.

Notable Days

  • 2008-01-22: Highest Volume — 3,138 contracts
  • 2008-01-03: Largest IV drop — 26.1% change
  • 2008-01-30: Highest IV Rank — 25.7%
  • 2008-01-30: Largest Expected Move — 30.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$5.19$4.51$5.62$4.52$5.39
Max Pain$5.71$5.00$12.50$12.50$5.00
ATM IV84.7%61.3%105.2%82.9%86.3%
Expected Move25.4%17.6%30.2%23.8%24.7%
HV 20d123.3%41.7%244.0%237.2%53.4%
HV 60d150.9%149.5%152.3%150.0%151.4%
IV Rank19.1%11.5%25.7%18.5%19.6%
IV Percentile86.5%77.0%92.5%87.3%83.7%
Term Structure4.3%-10.0%27.0%19.6%0.1%
VWIV89.7%65.5%105.7%82.1%86.4%
Skew 25d-3.4%-19.8%29.1%9.2%-15.1%
Skew 10d1.4%-32.8%38.3%15.9%7.3%
Call IV 25d96.1%70.6%111.3%82.4%109.2%
Put IV 25d92.7%77.8%114.1%91.6%94.2%
Bid-Ask Spread %13.803.9320.727.2110.59
Gamma HHI0.380.270.560.400.32
Net GEX18.1K-43.5K54.9K-9.5K45.2K
Net DEX4.7M-1.1M14.8M14.3M-640.1K
Net VEX-34.5K-40.0K-28.5K-29.3K-32.9K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.790.005.720.100.13
Total Volume1,019.3331583,138867612
Total OI106,609.61951,290149,711146,72153,192

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2008-01-02$4.52$12.5082.9%23.8%237.2%18.5%82.1%9.2%19.6%-9.5K14.3M-29.3K0.107.21N/AN/A79077105,33941,382
2008-01-03$4.53$12.5061.3%17.6%237.8%11.5%65.5%29.1%27.0%-13.4K14.8M-28.6K0.053.93N/AN/A74540105,71441,401
2008-01-04$4.51$5.0062.5%25.7%238.0%11.9%89.9%-19.8%3.1%-10.0K14.5M-28.5K5.7216.72N/AN/A3632,077106,18541,341
2008-01-07$4.70$5.0074.8%25.9%239.2%15.9%90.8%-15.1%1.7%-22.9K14.5M-32.6K0.5413.71N/AN/A933504106,34342,885
2008-01-08$4.86$5.0075.2%28.0%240.8%16.0%97.6%-9.1%-10.0%-23.4K14.3M-34.8K0.0215.11N/AN/A84721106,40143,069
2008-01-09$5.03$5.0078.8%26.8%242.2%17.2%93.9%-13.1%1.6%-23.7K14.2M-37.2K0.118.40N/AN/A76786106,67643,035
2008-01-10$5.20$5.0087.8%25.2%243.6%20.1%87.3%-5.9%6.8%-20.2K4.8M-38.1K1.2514.43N/AN/A249312107,27926,532
2008-01-11$5.27$5.0091.1%26.1%244.0%21.2%91.1%-0.8%2.9%-37.5K3.7M-39.5K0.2714.39N/AN/A854232107,45525,779
2008-01-14$5.30$5.0082.0%23.5%55.9%18.2%82.8%-11.7%9.0%42.0K2.7M-35.1K0.0415.92N/AN/A1,50862107,89725,884
2008-01-15$5.10$5.0081.5%23.4%51.4%18.1%80.8%-14.1%15.5%-43.5K4.9M-35.5K0.9216.05N/AN/A629576107,69225,925
2008-01-16$5.31$5.0088.3%25.3%46.4%20.2%88.7%-4.8%4.3%46.1K1.3M-36.1K0.7014.35N/AN/A543378108,20324,196
2008-01-17$5.62$5.0096.0%27.5%49.3%22.7%98.0%8.6%-9.3%54.7K589.0K-40.0K0.4315.53N/AN/A1,040452108,18923,785
2008-01-18$5.58$5.0074.8%21.4%41.7%15.9%77.6%-14.0%19.4%52.9K642.8K-38.0K0.2314.80N/AN/A1,296293108,18823,002
2008-01-22$5.17$5.0088.3%25.3%52.0%20.3%90.9%-3.1%-6.4%41.1K-473.3K-33.8K0.089.57N/AN/A2,90823041,3989,892
2008-01-23$5.46$5.0094.0%26.9%54.5%22.1%99.6%6.9%3.7%48.2K-660.0K-33.7K0.3620.60N/AN/A1164241,9629,946
2008-01-24$5.48$5.0090.6%26.0%51.6%21.0%85.6%10.4%6.8%49.7K-687.7K-33.8K0.4120.72N/AN/A1606642,0709,955
2008-01-25$5.32$5.0082.4%23.6%53.1%18.4%0.0%-6.3%-2.1%43.7K-411.4K-32.8K0.1015.25N/AN/A5865742,16510,035
2008-01-28$5.49$5.0098.3%28.2%52.6%23.5%101.5%-2.0%-0.6%53.6K-1.1M-34.5K0.0017.08N/AN/A262042,71010,033
2008-01-29$5.56$5.0097.2%27.9%52.1%23.1%97.8%-3.6%-2.5%54.9K-1.1M-34.9K0.1712.94N/AN/A1352342,79910,033
2008-01-30$5.49$5.00105.2%30.2%52.7%25.7%105.7%2.8%0.0%52.4K-1.1M-34.7K4.8812.42N/AN/A9144442,78910,046
2008-01-31$5.39$5.0086.3%24.7%53.4%19.6%86.4%-15.1%0.1%45.2K-640.1K-32.9K0.1310.59N/AN/A5417142,82510,367