NBIX Options History — February 2022

In February 2022, NBIX traded between $78.69 and $90.17. ATM implied volatility averaged 52.6%, placing in the 49.3% IV rank vs the trailing year. The 30-day expected move averaged 13.7%. IV traded above realized volatility by 9.5% (HV 20d: 43.1%). Max pain ranged from $75.00 to $95.00. Net GEX was positive for 19 of 19 trading days. Term structure was in contango for 4 of 19 days. Put/call ratio averaged 3.23.

Notable Days

2022-02-10: Highest Volume — 6,528 contracts
2022-02-09: Largest IV drop — 34.3% change
2022-02-08: Highest IV Rank — 97.4%
2022-02-01: Largest Expected Move — 20.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$83.93	$78.69	$90.17	$79.11	$90.17
Max Pain	$82.63	$75.00	$95.00	$95.00	$85.00
ATM IV	52.6%	36.8%	82.9%	69.9%	40.1%
Expected Move	13.7%	10.6%	20.0%	20.0%	11.5%
HV 20d	43.1%	36.7%	50.6%	50.6%	38.0%
HV 60d	39.1%	36.5%	41.2%	36.5%	40.6%
IV Rank	49.3%	24.4%	97.4%	76.8%	29.6%
IV Percentile	56.9%	9.9%	99.6%	97.2%	26.6%
Term Structure	-3.6%	-16.6%	2.9%	-16.6%	-1.1%
VWIV	47.9%	30.8%	62.7%	62.7%	39.4%
Skew 25d	1.0%	-4.3%	5.1%	5.1%	2.2%
Skew 10d	1.9%	-6.4%	6.6%	0.7%	5.7%
Call IV 25d	48.9%	37.7%	70.6%	67.7%	38.9%
Put IV 25d	49.9%	39.7%	72.9%	72.8%	41.1%
Bid-Ask Spread %	67.71	43.54	81.38	74.25	80.86
Gamma HHI	0.23	0.16	0.65	0.17	0.19
Net GEX	1.5M	618.9K	5.5M	623.6K	1.2M
Net DEX	-3.0M	-20.8M	16.4M	16.4M	-20.8M
Net VEX	-279.9K	-302.9K	-245.8K	-245.8K	-293.5K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	3.23	0.90	7.72	2.99	3.43
Total Volume	4,582.947	3,486	6,528	3,486	3,507
Total OI	27,225.421	21,907	31,847	25,073	22,443

Daily Data (19 trading days)

Date	Price	Max Pain	ATM IV	Exp Move	HV 20d	IV Rank	VWIV	Skew 25d	Term Str	GEX	DEX	VEX	P/C	Spread %	Call Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2022-02-01	$79.11	$95.00	69.9%	20.0%	50.6%	76.8%	62.7%	5.1%	-16.6%	623.6K	16.4M	-245.8K	2.99	74.25	N/A	N/A	874	2,612	13,932	11,141
2022-02-02	$78.69	$95.00	67.1%	19.2%	50.4%	72.3%	60.2%	2.3%	-15.8%	618.9K	15.8M	-247.4K	2.82	74.85	N/A	N/A	920	2,595	13,974	11,141
2022-02-03	$79.39	$75.00	72.4%	15.4%	49.1%	80.8%	58.5%	-0.3%	-6.9%	658.5K	12.3M	-248.3K	1.03	45.01	N/A	N/A	2,812	2,906	14,082	11,146
2022-02-04	$81.15	$75.00	72.2%	15.5%	49.8%	80.5%	57.8%	-3.0%	-8.3%	975.9K	2.5M	-279.4K	2.12	43.54	N/A	N/A	1,371	2,905	15,661	11,412
2022-02-07	$80.95	$75.00	79.9%	16.2%	36.7%	92.7%	59.7%	-4.3%	-8.1%	995.6K	3.9M	-263.7K	2.14	47.17	N/A	N/A	1,237	2,644	15,851	11,413
2022-02-08	$79.62	$75.00	82.9%	15.7%	37.3%	97.4%	57.4%	-1.1%	-4.1%	916.1K	8.1M	-255.9K	1.87	48.77	N/A	N/A	2,217	4,148	15,955	11,495
2022-02-09	$81.53	$80.00	54.5%	15.6%	38.0%	52.3%	55.5%	5.1%	-7.9%	1.1M	4.9M	-288.4K	1.40	58.55	N/A	N/A	2,175	3,037	17,183	12,966
2022-02-10	$79.25	$80.00	53.1%	15.2%	39.5%	50.2%	55.1%	-3.4%	-4.7%	773.5K	11.1M	-282.2K	0.90	58.83	N/A	N/A	3,438	3,090	16,817	13,204
2022-02-11	$85.88	$80.00	42.0%	12.1%	47.3%	32.7%	43.1%	-0.4%	-0.9%	1.8M	-6.3M	-280.2K	2.52	75.48	N/A	N/A	1,697	4,278	17,323	13,817
2022-02-14	$86.81	$80.00	44.2%	12.7%	46.9%	36.0%	42.0%	1.1%	-0.4%	2.7M	-15.9M	-290.1K	7.72	77.02	N/A	N/A	527	4,066	18,156	13,364
2022-02-15	$86.49	$80.00	40.7%	11.7%	43.0%	30.6%	42.1%	0.7%	-0.0%	2.7M	-15.1M	-291.5K	5.17	69.42	N/A	N/A	658	3,402	18,077	13,330
2022-02-16	$86.04	$85.00	42.4%	12.1%	42.0%	33.2%	42.0%	2.3%	-0.3%	795.7K	-14.2M	-288.5K	5.35	74.81	N/A	N/A	642	3,436	18,024	13,613
2022-02-17	$84.79	$85.00	41.1%	11.8%	42.6%	31.2%	42.3%	2.9%	0.4%	2.9M	-3.7M	-287.2K	5.83	81.38	N/A	N/A	657	3,827	18,010	13,473
2022-02-18	$85.50	$85.00	40.3%	11.5%	41.1%	29.9%	41.7%	2.3%	-0.4%	5.5M	-8.6M	-285.6K	3.81	69.56	N/A	N/A	1,157	4,410	18,002	13,845
2022-02-22	$87.91	$85.00	38.5%	11.0%	41.7%	27.0%	30.8%	-1.3%	2.5%	938.7K	-12.9M	-302.9K	3.71	77.65	N/A	N/A	869	3,221	11,123	10,784
2022-02-23	$86.00	$85.00	40.2%	11.5%	43.0%	29.8%	40.8%	2.0%	-0.2%	842.3K	-7.9M	-293.3K	3.30	73.27	N/A	N/A	975	3,221	11,283	10,807
2022-02-24	$86.83	$85.00	40.4%	11.6%	42.4%	30.1%	42.8%	3.0%	1.6%	923.4K	-10.1M	-293.5K	2.78	78.53	N/A	N/A	980	2,726	11,341	10,808
2022-02-25	$88.59	$85.00	36.8%	10.6%	39.6%	24.4%	37.2%	2.9%	2.9%	1.1M	-15.7M	-301.6K	2.57	77.48	N/A	N/A	1,075	2,764	11,476	10,811
2022-02-28	$90.17	$85.00	40.1%	11.5%	38.0%	29.6%	39.4%	2.2%	-1.1%	1.2M	-20.8M	-293.5K	3.43	80.86	N/A	N/A	791	2,716	11,590	10,853