NBIX Options History — August 2019

In August 2019, NBIX traded between $93.10 and $99.00. ATM implied volatility averaged 38.5%, placing in the 16.5% IV rank vs the trailing year. The 30-day expected move averaged 10.5%. IV traded below realized volatility by 0.9% (HV 20d: 39.5%). Max pain ranged from $85.00 to $105.00. Net GEX was positive for 21 of 22 trading days. Term structure was in contango for 18 of 22 days. Put/call ratio averaged 0.65.

Notable Days

  • 2019-08-16: Highest Volume — 1,617 contracts
  • 2019-08-05: Largest IV spike — 14.3% change
  • 2019-08-12: Highest IV Rank — 31.2%
  • 2019-08-01: Largest Expected Move — 11.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$96.47$93.10$99.00$95.58$98.91
Max Pain$100.68$85.00$105.00$85.00$100.00
ATM IV38.5%32.3%46.9%40.4%32.3%
Expected Move10.5%9.2%11.6%11.6%9.2%
HV 20d39.5%22.8%44.2%42.9%22.8%
HV 60d34.8%31.9%37.0%37.0%31.9%
IV Rank16.5%5.4%31.2%19.7%5.4%
IV Percentile29.0%2.0%63.9%39.7%2.0%
Term Structure1.3%-2.7%4.4%-2.6%2.1%
VWIV36.7%32.4%39.7%38.9%32.4%
Skew 25d2.0%-1.1%3.5%-0.2%2.2%
Skew 10d3.8%-2.3%8.1%-2.3%0.5%
Call IV 25d35.8%31.6%41.7%41.7%31.6%
Put IV 25d37.8%33.8%41.4%41.4%33.8%
Bid-Ask Spread %54.3141.7963.0950.9353.86
Gamma HHI0.230.100.550.320.11
Net GEX1.1M-73.4K2.3M1.6M360.3K
Net DEX-12.9M-34.7M720.2K-25.8M-3.6M
Net VEX-202.9K-231.5K-187.1K-231.5K-197.9K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.650.064.001.091.49
Total Volume429.227611,6171,455425
Total OI18,709.54513,61622,80021,73915,276

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2019-08-01$95.58$85.0040.4%11.6%42.9%19.7%38.9%-0.2%-2.6%1.6M-25.8M-231.5K1.0950.93N/AN/A69775811,8829,857
2019-08-02$94.16$85.0039.7%11.4%43.4%18.5%39.7%-1.1%-2.7%1.6M-19.2M-224.5K0.4941.79N/AN/A36618111,8759,944
2019-08-05$93.10$105.0045.4%11.0%43.3%28.5%38.8%2.8%2.4%1.4M-14.6M-222.7K0.4553.40N/AN/A1647412,00710,049
2019-08-06$94.82$105.0041.8%10.7%42.4%22.3%36.8%3.3%3.0%1.8M-19.6M-218.3K0.1854.67N/AN/A2223911,97210,074
2019-08-07$94.65$105.0043.0%10.8%42.5%24.4%37.4%3.5%2.8%1.8M-20.3M-215.5K0.1651.09N/AN/A58912,05910,078
2019-08-08$97.88$105.0041.2%10.6%43.3%21.2%35.3%2.3%3.3%2.2M-34.7M-216.7K0.1363.09N/AN/A5207012,06410,087
2019-08-09$95.90$105.0042.1%10.7%44.2%22.7%37.2%3.1%3.1%2.1M-26.5M-210.9K1.4354.01N/AN/A659312,27110,077
2019-08-12$95.07$105.0046.9%11.0%44.1%31.2%38.6%2.9%2.5%2.1M-20.8M-199.0K0.8459.60N/AN/A1139512,30010,108
2019-08-13$94.99$105.0042.7%10.8%43.9%23.8%37.5%2.1%2.1%2.3M-20.9M-191.0K0.0962.38N/AN/A2061912,30410,116
2019-08-14$94.39$105.0038.8%11.1%43.9%16.9%37.5%2.6%2.3%2.1M-17.8M-190.3K0.2156.14N/AN/A4699912,35210,119
2019-08-15$94.66$105.0038.5%11.0%43.8%16.3%39.6%1.7%2.0%2.2M-18.4M-189.6K0.6157.21N/AN/A1629912,66710,105
2019-08-16$97.04$105.0035.6%10.2%42.4%11.3%35.5%1.3%4.4%-73.4K-30.9M-188.5K0.2556.07N/AN/A1,29232512,69110,109
2019-08-19$98.63$95.0035.8%10.2%42.5%11.5%35.7%1.9%1.1%86.7K-1.7M-195.7K0.0655.60N/AN/A570326,4147,202
2019-08-20$97.14$100.0037.3%10.7%42.7%14.2%36.1%1.5%0.4%108.4K720.2K-198.5K0.0760.33N/AN/A457336,7797,229
2019-08-21$98.40$100.0034.0%9.7%42.7%8.4%33.9%2.6%1.2%209.1K-2.5M-201.7K0.0757.54N/AN/A11786,9937,233
2019-08-22$97.51$100.0035.0%10.0%42.5%10.2%34.8%2.1%0.6%166.1K-322.7K-197.9K0.0754.98N/AN/A5746,9677,238
2019-08-23$97.45$100.0037.5%10.7%42.0%14.6%38.1%1.9%-0.5%166.0K-443.7K-198.0K0.0650.32N/AN/A438286,9697,240
2019-08-26$99.00$100.0036.2%10.4%41.7%12.3%37.1%2.6%-0.3%275.3K-3.7M-199.5K0.4246.22N/AN/A76327,2747,247
2019-08-27$97.81$100.0035.9%10.3%24.3%11.8%37.5%2.0%0.9%234.5K-1.2M-194.9K1.9152.86N/AN/A35677,3017,258
2019-08-28$97.35$100.0034.9%10.0%23.9%10.0%34.2%2.4%0.8%202.5K411.3K-187.1K0.1254.42N/AN/A672827,3077,307
2019-08-29$98.01$100.0033.6%9.6%23.5%7.7%34.8%1.8%0.1%291.1K-1.4M-193.8K4.0048.39N/AN/A23927,8287,381
2019-08-30$98.91$100.0032.3%9.2%22.8%5.4%32.4%2.2%2.1%360.3K-3.6M-197.9K1.4953.86N/AN/A1712547,8447,432