NBIX Options History — January 2026

In January 2026, NBIX traded between $132.36 and $140.41. ATM implied volatility averaged 35.7%, placing in the 25.1% IV rank vs the trailing year. The 30-day expected move averaged 10.9%. IV traded above realized volatility by 8.4% (HV 20d: 27.3%). Max pain ranged from $145.00 to $150.00. Net GEX was positive for 0 of 20 trading days. Term structure was in contango for 1 of 20 days. Put/call ratio averaged 14.53.

Notable Days

  • 2026-01-15: Highest Volume — 5,296 contracts
  • 2026-01-14: Largest IV spike — 68.7% change
  • 2026-01-29: Highest IV Rank — 36.8%
  • 2026-01-29: Largest Expected Move — 12.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$135.61$132.36$140.41$140.38$136.07
Max Pain$145.25$145.00$150.00$150.00$145.00
ATM IV35.7%22.2%42.4%23.5%41.2%
Expected Move10.9%6.7%12.2%6.7%11.8%
HV 20d27.3%23.4%31.7%28.3%24.0%
HV 60d35.3%32.1%36.4%35.4%32.1%
IV Rank25.1%1.6%36.8%3.9%34.6%
IV Percentile58.3%1.6%83.7%6.3%79.4%
Term Structure-4.9%-9.9%11.8%11.8%-8.1%
VWIV38.9%26.7%44.1%26.7%43.5%
Skew 25d4.6%-0.4%10.1%5.4%7.1%
Skew 10d11.9%0.8%23.3%5.6%9.7%
Call IV 25d36.9%23.6%41.7%23.6%40.7%
Put IV 25d41.5%29.0%51.5%29.0%47.8%
Bid-Ask Spread %90.7185.93101.26101.2690.26
Gamma HHI0.180.140.210.170.21
Net GEX-709.8K-920.9K-609.0K-920.9K-688.3K
Net DEX17.6M10.8M24.8M13.5M14.6M
Net VEX-220.2K-249.5K-197.9K-207.3K-248.3K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio14.530.02239.730.311.33
Total Volume497.5145,2962114
Total OI9,187.68,4889,8158,4889,447

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2026-01-02$140.38$150.0023.5%6.7%28.3%3.9%26.7%5.4%11.8%-920.9K13.5M-207.3K0.31101.26N/AN/A1653,2335,255
2026-01-05$136.79$145.0027.6%10.5%28.8%11.0%36.0%0.4%-3.6%-889.0K19.5M-200.3K0.0289.12N/AN/A42293,2445,256
2026-01-06$137.37$145.0024.4%11.0%28.0%5.5%38.0%3.8%-1.9%-814.7K17.8M-213.7K0.2489.02N/AN/A1743,6595,259
2026-01-07$140.41$145.0032.9%10.8%29.8%20.2%38.2%5.7%-2.4%-772.6K11.0M-215.2K0.0890.40N/AN/A348273,6725,258
2026-01-08$135.59$145.0038.3%10.7%31.3%29.6%40.4%2.0%-3.4%-609.0K18.4M-210.6K3.7985.93N/AN/A331253,9825,251
2026-01-09$135.63$145.0036.0%10.4%31.4%25.6%36.5%5.2%-1.5%-716.2K19.4M-212.3K0.2092.85N/AN/A223453,9955,316
2026-01-12$133.03$145.0031.2%10.8%31.7%17.3%41.2%5.4%-1.6%-688.0K22.7M-209.6K0.5286.76N/AN/A127664,2005,358
2026-01-13$132.52$145.0022.2%10.6%31.6%1.6%37.5%10.1%-3.9%-654.3K23.1M-204.0K0.0991.12N/AN/A138134,2645,286
2026-01-14$134.60$145.0037.5%10.7%31.7%28.2%38.0%3.3%-4.4%-655.1K23.4M-206.1K0.5291.95N/AN/A23124,3095,486
2026-01-15$132.63$145.0035.4%10.2%30.7%24.6%37.5%4.6%-6.2%-658.7K24.8M-201.5K239.7390.61N/AN/A225,2744,3225,493
2026-01-16$132.36$145.0038.3%11.0%25.3%29.6%35.7%2.2%-6.0%-743.3K23.5M-197.9K1.9089.41N/AN/A3286244,3265,296
2026-01-20$134.13$145.0037.6%10.8%26.0%28.3%40.0%4.1%-5.9%-743.2K19.2M-220.9K0.0692.50N/AN/A7043,4665,278
2026-01-21$135.62$145.0039.4%11.3%25.4%31.5%40.8%4.5%-7.2%-716.0K15.6M-222.4K28.2590.22N/AN/A205653,5205,282
2026-01-22$136.82$145.0040.5%11.6%23.4%33.4%40.0%4.9%-6.8%-629.3K12.2M-234.5K6.0088.03N/AN/A4243,5195,328
2026-01-23$137.03$145.0041.9%12.0%23.5%35.8%39.9%3.4%-9.1%-641.5K10.8M-227.1K4.2489.71N/AN/A1958273,5235,341
2026-01-26$135.19$145.0041.2%11.8%23.8%34.6%40.2%-0.4%-8.3%-655.4K15.6M-244.5K0.8987.88N/AN/A18163,6985,576
2026-01-27$134.06$145.0041.9%12.0%23.6%35.8%43.5%2.8%-9.8%-685.7K16.9M-237.1K1.0091.98N/AN/A14143,7005,591
2026-01-28$134.81$145.0040.7%11.7%23.7%33.8%39.8%7.1%-9.7%-642.0K15.4M-240.6K0.9596.19N/AN/A1171113,7065,608
2026-01-29$137.16$145.0042.4%12.2%24.1%36.8%44.1%9.9%-9.9%-672.3K15.1M-249.5K0.4488.99N/AN/A25113,7415,708
2026-01-30$136.07$145.0041.2%11.8%24.0%34.6%43.5%7.1%-8.1%-688.3K14.6M-248.3K1.3390.26N/AN/A683,7425,705