NBIX Options History — October 2014

In October 2014, NBIX traded between $15.35 and $18.50. ATM implied volatility averaged 61.1%, placing in the 45.7% IV rank vs the trailing year. The 30-day expected move averaged 27.5%. IV traded above realized volatility by 13.5% (HV 20d: 47.6%). Max pain ranged from $15.00 to $15.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 20 of 23 days. Put/call ratio averaged 0.95.

Notable Days

  • 2014-10-31: Highest Volume — 11,758 contracts
  • 2014-10-13: Largest IV spike — 55.4% change
  • 2014-10-15: Highest IV Rank — 100.0%
  • 2014-10-20: Largest Expected Move — 31.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$16.69$15.35$18.50$15.45$18.48
Max Pain$15.00$15.00$15.00$15.00$15.00
ATM IV61.1%48.1%96.1%78.4%56.9%
Expected Move27.5%23.8%31.5%27.1%26.8%
HV 20d47.6%42.2%54.8%42.2%48.3%
HV 60d43.2%41.1%44.9%42.3%43.9%
IV Rank45.7%25.3%100.0%73.3%39.0%
IV Percentile53.5%7.9%100.0%97.2%52.4%
Term Structure4.2%-68.4%21.1%-68.4%3.9%
VWIV97.1%78.2%126.4%97.4%94.8%
Skew 25d11.5%-7.3%32.0%-6.6%12.0%
Skew 10d35.5%-4.6%65.5%18.2%51.1%
Call IV 25d52.8%27.6%64.0%51.1%49.7%
Put IV 25d64.3%44.4%82.9%44.5%61.8%
Bid-Ask Spread %51.8634.5585.2285.2244.91
Gamma HHI0.160.110.260.240.11
Net GEX204.9K108.7K282.4K140.1K211.4K
Net DEX-15.7M-21.8M-9.7M-9.7M-21.7M
Net VEX-91.9K-99.1K-81.0K-81.0K-87.0K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.950.235.200.665.20
Total Volume2,235.60913911,7586,62511,758
Total OI40,960.8733,98043,04433,98041,245

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2014-10-01$15.45$15.0078.4%27.1%42.2%73.3%97.4%-6.6%-68.4%140.1K-9.7M-81.0K0.6685.22N/AN/A3,9912,63418,81115,169
2014-10-02$15.68$15.0049.1%24.0%42.6%27.0%99.8%-7.3%9.7%258.0K-12.4M-99.0K0.5547.20N/AN/A78542922,67917,789
2014-10-03$16.19$15.0051.0%28.4%43.6%30.1%81.4%2.0%12.9%216.7K-14.2M-99.1K0.5061.20N/AN/A39319823,30617,997
2014-10-06$15.68$15.0051.0%27.3%43.7%30.1%86.8%9.8%7.0%253.9K-13.3M-98.2K0.3834.55N/AN/A38114623,58418,112
2014-10-07$15.55$15.0050.9%27.5%43.3%29.9%98.4%12.8%2.2%272.0K-13.1M-97.3K3.1152.38N/AN/A8125223,80618,217
2014-10-08$16.26$15.0062.4%23.8%44.9%48.1%93.3%2.5%10.3%239.6K-14.4M-93.8K0.3347.92N/AN/A3,9481,31523,84518,403
2014-10-09$15.94$15.0095.3%26.7%45.4%99.9%78.2%32.0%-12.3%237.5K-16.7M-97.2K1.1284.86N/AN/A15217023,91018,427
2014-10-10$15.93$15.0053.6%27.0%45.1%34.3%91.0%15.2%0.5%252.6K-14.6M-98.6K0.2338.89N/AN/A1132624,04318,574
2014-10-13$15.35$15.0083.4%29.0%45.2%81.1%99.8%11.2%16.9%282.4K-13.4M-93.5K0.2851.86N/AN/A1694824,10718,595
2014-10-14$16.10$15.0064.4%27.3%48.3%51.2%99.5%16.5%5.8%270.9K-14.0M-92.0K0.3649.67N/AN/A3,8251,36424,17918,613
2014-10-15$16.57$15.0096.1%28.0%48.6%100.0%105.9%22.2%3.4%203.6K-15.7M-91.3K0.3359.56N/AN/A3,8671,26924,20618,626
2014-10-16$17.35$15.0064.7%28.5%50.5%51.1%92.1%8.0%-2.7%182.5K-20.6M-94.2K0.8138.37N/AN/A34528124,08018,500
2014-10-17$16.32$15.0059.5%28.7%54.8%42.9%126.4%24.6%2.2%221.2K-18.5M-91.7K0.6141.91N/AN/A27616824,32218,722
2014-10-20$16.44$15.0050.8%31.5%53.6%29.4%100.1%-3.1%1.7%108.7K-12.6M-90.8K0.4780.72N/AN/A1426721,08018,531
2014-10-21$16.61$15.0055.7%27.7%52.2%37.1%98.7%8.9%12.5%120.4K-13.3M-91.2K1.2151.13N/AN/A1,0261,23821,14518,581
2014-10-22$16.53$15.0053.0%27.9%48.7%32.9%100.6%14.3%15.0%126.5K-13.2M-90.8K0.9939.41N/AN/A90990221,25718,586
2014-10-23$17.13$15.0061.9%28.0%49.5%46.8%102.5%10.1%7.1%142.1K-14.6M-89.3K0.9940.34N/AN/A88588021,27118,601
2014-10-24$17.52$15.0049.7%27.3%48.3%27.8%100.2%20.3%15.7%168.9K-16.2M-89.0K0.9743.85N/AN/A92890121,33618,608
2014-10-27$17.64$15.0058.8%27.9%48.1%41.9%0.0%21.1%4.6%176.7K-17.3M-89.2K0.7447.02N/AN/A1007421,39518,696
2014-10-28$18.50$15.0056.2%27.5%49.1%37.9%95.9%29.5%21.1%196.8K-20.0M-85.3K0.2649.28N/AN/A3499121,43118,742
2014-10-29$18.23$15.0053.8%27.9%49.1%34.1%101.2%5.0%9.3%207.2K-19.7M-89.0K0.7147.41N/AN/A1,09978521,64018,802
2014-10-30$18.45$15.0048.1%26.4%49.1%25.3%92.0%3.9%18.6%222.4K-21.8M-84.5K0.9655.15N/AN/A1,3601,29921,70718,824
2014-10-31$18.48$15.0056.9%26.8%48.3%39.0%94.8%12.0%3.9%211.4K-21.7M-87.0K5.2044.91N/AN/A1,8969,86221,91819,327