NBIX Options History — July 2014

In July 2014, NBIX traded between $12.78 and $15.70. ATM implied volatility averaged 53.2%, placing in the 12.3% IV rank vs the trailing year. The 30-day expected move averaged 21.6%. IV traded above realized volatility by 14.3% (HV 20d: 38.9%). Max pain ranged from $23.00 to $23.00. Net GEX was positive for 17 of 22 trading days. Term structure was in contango for 22 of 22 days. Put/call ratio averaged 1.37.

Notable Days

  • 2014-07-07: Highest Volume — 2,124 contracts
  • 2014-07-30: Largest IV spike — 59.4% change
  • 2014-07-31: Highest IV Rank — 19.8%
  • 2014-07-24: Largest Expected Move — 23.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$13.99$12.78$15.70$15.37$13.58
Max Pain$23.00$23.00$23.00$23.00$23.00
ATM IV53.2%31.9%61.8%51.1%59.5%
Expected Move21.6%20.8%23.0%21.6%21.4%
HV 20d38.9%21.4%49.7%26.4%49.1%
HV 60d41.7%38.8%44.1%44.0%39.3%
IV Rank12.3%0.0%19.8%10.2%19.8%
IV Percentile39.9%0.0%77.0%24.2%67.1%
Term Structure15.7%0.8%51.0%0.8%11.8%
VWIV73.0%66.6%78.1%68.0%75.2%
Skew 25d9.0%-4.4%26.9%21.4%6.1%
Skew 10d17.5%-5.9%46.5%22.7%20.8%
Call IV 25d51.9%34.2%61.1%34.2%58.6%
Put IV 25d61.0%43.8%71.7%55.5%64.7%
Bid-Ask Spread %56.7129.9499.5829.9456.89
Gamma HHI0.170.110.320.200.11
Net GEX18.3K-70.7K115.1K97.0K10.3K
Net DEX-2.6M-5.9M-76.1K-5.1M-2.1M
Net VEX-37.4K-41.9K-33.3K-38.0K-36.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.370.0210.061.070.13
Total Volume362.364472,12441290
Total OI18,012.31816,23620,22216,90917,308

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2014-07-01$15.37$23.0051.1%21.6%26.4%10.2%0.0%21.4%0.8%97.0K-5.1M-38.0K1.0729.94N/AN/A19921310,7026,207
2014-07-02$15.49$23.0050.5%22.6%26.2%9.8%0.0%7.5%11.7%115.0K-5.7M-38.5K0.2799.58N/AN/A2225910,8196,236
2014-07-03$15.70$23.0047.7%20.8%21.4%7.7%68.0%-4.4%8.2%114.4K-5.9M-39.1K0.0235.07N/AN/A61110,9096,218
2014-07-07$15.27$23.0058.1%22.0%23.9%15.4%0.0%1.6%25.7%115.1K-5.4M-37.7K0.9357.11N/AN/A1,1011,02310,9576,219
2014-07-08$14.23$23.0045.2%22.1%32.8%5.8%78.1%3.9%2.3%31.5K-3.5M-40.8K0.9747.39N/AN/A22822212,0237,234
2014-07-09$14.43$23.0052.7%21.5%33.2%11.4%0.0%4.2%14.9%47.1K-3.2M-41.9K0.7242.72N/AN/A16912212,0737,221
2014-07-10$14.16$23.0053.1%21.3%33.6%11.7%0.0%8.0%20.0%2.9K-2.4M-40.0K0.4046.93N/AN/A1626412,0157,293
2014-07-11$14.19$23.0056.5%21.0%33.4%14.3%72.1%12.5%19.8%30.6K-2.9M-40.7K1.1751.10N/AN/A10111812,0277,346
2014-07-14$14.31$23.0057.5%21.0%33.4%15.0%0.0%4.8%12.3%9.9K-2.8M-39.9K0.2743.26N/AN/A371012,0677,412
2014-07-15$13.37$23.0060.4%22.3%40.6%17.2%0.0%12.5%19.0%-18.4K-1.6M-37.5K3.6842.83N/AN/A15256012,0787,422
2014-07-16$12.98$23.0059.4%21.7%41.4%16.4%0.0%11.5%22.9%-53.0K-732.6K-36.2K10.0675.78N/AN/A7070412,1177,921
2014-07-17$12.78$23.0061.8%21.8%40.7%18.2%0.0%2.1%13.6%-69.6K-76.1K-35.5K2.1144.78N/AN/A16033712,0028,040
2014-07-18$13.35$23.0053.4%21.5%44.7%12.0%66.6%16.1%21.9%-70.7K-915.3K-35.1K1.1770.55N/AN/A657612,0338,189
2014-07-21$13.17$23.0057.2%20.9%44.6%14.8%0.0%11.9%12.3%3.0K-1.2M-35.2K0.1445.86N/AN/A107159,8066,430
2014-07-22$13.55$23.0058.3%21.0%46.1%15.6%77.8%13.2%5.6%2.1K-1.4M-35.1K0.3939.03N/AN/A2941149,8646,445
2014-07-23$13.71$23.0053.1%22.4%46.5%11.8%0.0%21.4%7.4%10.0K-2.0M-37.0K1.8243.08N/AN/A6511810,0976,554
2014-07-24$13.67$23.0043.3%23.0%46.5%4.4%0.0%26.9%51.0%13.8K-2.4M-37.0K0.2197.67N/AN/A972010,1426,658
2014-07-25$13.53$23.0049.5%21.4%46.5%9.0%0.0%6.5%16.5%7.6K-1.8M-36.4K2.2274.77N/AN/A378210,2266,668
2014-07-28$13.18$23.0059.7%21.9%47.1%16.6%0.0%10.7%12.6%7.7K-1.7M-35.6K0.3454.91N/AN/A1344610,2566,745
2014-07-29$13.70$23.0031.9%20.9%49.7%0.0%0.0%-4.1%16.5%-11.9K-1.6M-33.3K0.8376.68N/AN/A816710,3076,779
2014-07-30$14.00$23.0050.8%21.4%48.5%13.6%0.0%4.6%18.2%8.0K-2.4M-36.8K1.2671.67N/AN/A16320610,3676,839
2014-07-31$13.58$23.0059.5%21.4%49.1%19.8%75.2%6.1%11.8%10.3K-2.1M-36.6K0.1356.89N/AN/A801010,4646,844