OPK Options History — March 2016

In March 2016, OPK traded between $9.34 and $11.59. ATM implied volatility averaged 59.3%, placing in the 49.0% IV rank vs the trailing year. The 30-day expected move averaged 17.6%. IV traded above realized volatility by 14.0% (HV 20d: 45.3%). Max pain ranged from $9.00 to $12.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 12 of 22 days. Put/call ratio averaged 1.83.

Notable Days

2016-03-30: Highest Volume — 56,884 contracts
2016-03-30: Largest IV drop — 25.1% change
2016-03-29: Highest IV Rank — 84.6%
2016-03-29: Largest Expected Move — 24.2%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$10.40	$9.34	$11.59	$9.34	$10.40
Max Pain	$10.27	$9.00	$12.00	$10.00	$10.50
ATM IV	59.3%	52.4%	77.5%	56.5%	61.8%
Expected Move	17.6%	15.5%	24.2%	16.3%	17.7%
HV 20d	45.3%	34.8%	57.2%	57.1%	57.2%
HV 60d	50.5%	48.0%	55.2%	50.9%	55.2%
IV Rank	49.0%	35.5%	84.6%	43.6%	53.9%
IV Percentile	75.6%	57.5%	99.2%	70.6%	83.3%
Term Structure	0.1%	-6.5%	6.8%	1.2%	-1.6%
VWIV	62.5%	54.0%	84.9%	59.7%	60.6%
Skew 25d	5.5%	-13.4%	25.3%	2.3%	9.5%
Skew 10d	5.2%	-22.0%	25.4%	19.0%	-6.2%
Call IV 25d	59.2%	50.2%	82.2%	59.1%	51.2%
Put IV 25d	64.7%	56.9%	89.8%	61.4%	60.7%
Bid-Ask Spread %	80.86	46.88	95.85	88.35	87.54
Gamma HHI	0.25	0.12	0.39	0.31	0.15
Net GEX	1.1M	804.3K	1.4M	804.3K	1.2M
Net DEX	18.9M	-15.2M	53.7M	37.0M	38.5M
Net VEX	-578.7K	-738.3K	-456.1K	-463.0K	-653.9K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.83	0.39	7.65	3.80	1.06
Total Volume	27,186.727	14,416	56,884	40,849	20,438
Total OI	364,029.864	335,737	425,005	341,744	425,005

Daily Data (22 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
2016-03-01	$9.34	$10.00	56.5%	16.3%	57.1%	43.6%	59.7%	2.3%	1.2%	804.3K	37.0M	-463.0K	3.80	88.35	N/A	N/A	8,503	32,346	203,305	138,439
2016-03-02	$9.70	$10.00	55.5%	16.4%	56.0%	41.6%	54.5%	5.5%	-1.9%	989.7K	31.5M	-493.4K	5.63	90.44	N/A	N/A	5,578	31,379	206,553	141,346
2016-03-03	$9.57	$9.00	54.6%	16.0%	56.7%	39.7%	57.9%	8.1%	1.2%	992.2K	37.6M	-456.7K	7.65	79.54	N/A	N/A	4,087	31,277	206,391	140,877
2016-03-04	$9.72	$9.00	52.4%	15.9%	50.8%	35.5%	55.3%	10.5%	-0.4%	904.2K	35.4M	-456.1K	1.28	81.55	N/A	N/A	9,087	11,606	206,989	141,199
2016-03-07	$10.23	$9.00	55.0%	16.1%	51.4%	40.6%	55.3%	4.6%	1.0%	1.0M	20.0M	-514.7K	0.72	81.82	N/A	N/A	18,306	13,257	205,107	140,463
2016-03-08	$9.99	$10.00	55.7%	16.2%	45.8%	41.9%	58.9%	0.9%	1.9%	1.0M	25.2M	-538.4K	1.87	85.92	N/A	N/A	6,090	11,406	210,470	144,913
2016-03-09	$10.05	$10.00	55.6%	16.3%	45.8%	41.7%	59.4%	0.1%	3.8%	1.1M	33.9M	-458.6K	2.34	82.85	N/A	N/A	4,980	11,662	212,298	145,385
2016-03-10	$9.96	$10.00	55.8%	16.3%	46.4%	42.1%	55.6%	5.4%	0.5%	1.1M	33.4M	-507.0K	1.54	80.36	N/A	N/A	6,701	10,314	213,030	148,209
2016-03-11	$10.20	$10.00	52.8%	15.5%	46.5%	36.4%	54.0%	7.3%	2.4%	1.1M	18.3M	-571.5K	1.94	79.54	N/A	N/A	5,317	10,304	215,940	148,483
2016-03-14	$10.20	$10.00	55.5%	15.8%	45.7%	41.5%	56.6%	5.2%	-0.1%	1.3M	21.2M	-546.4K	2.10	46.88	N/A	N/A	4,651	9,765	214,296	147,884
2016-03-15	$9.95	$10.00	56.9%	16.4%	47.6%	44.3%	58.0%	2.8%	-2.6%	1.2M	30.5M	-503.7K	1.33	71.22	N/A	N/A	7,131	9,474	216,375	148,527
2016-03-16	$10.24	$10.00	55.4%	15.9%	36.4%	41.3%	74.9%	7.1%	6.8%	1.4M	21.6M	-515.7K	1.00	93.21	N/A	N/A	18,818	18,894	219,567	149,402
2016-03-17	$10.63	$12.00	57.5%	16.7%	37.7%	45.5%	63.3%	0.5%	-6.5%	1.3M	9.4M	-577.6K	1.04	69.95	N/A	N/A	12,019	12,550	225,524	153,682
2016-03-18	$11.09	$11.00	59.4%	17.0%	39.3%	49.3%	58.2%	-0.6%	-3.1%	813.9K	-15.2M	-662.0K	0.39	78.16	N/A	N/A	26,411	10,283	227,350	154,542
2016-03-21	$11.23	$11.00	61.3%	17.2%	37.9%	52.8%	62.8%	5.9%	-0.8%	1.1M	5.2M	-665.2K	1.18	84.95	N/A	N/A	7,324	8,669	202,433	133,304
2016-03-22	$11.59	$11.00	65.5%	19.4%	34.8%	61.2%	68.4%	10.2%	0.7%	1.0M	-7.4M	-704.8K	0.60	83.94	N/A	N/A	23,726	14,149	204,593	134,113
2016-03-23	$11.36	$10.50	65.6%	19.7%	36.6%	61.4%	66.3%	13.5%	3.8%	1.3M	-9.5M	-738.3K	0.93	79.07	N/A	N/A	11,863	11,057	218,843	139,889
2016-03-24	$11.24	$10.50	69.1%	21.7%	36.8%	68.2%	74.0%	1.7%	-5.7%	1.2M	-3.6M	-734.2K	0.91	78.01	N/A	N/A	12,527	11,396	225,556	142,500
2016-03-28	$11.18	$11.00	67.7%	23.5%	37.1%	65.4%	75.3%	-13.4%	2.7%	1.2M	-6.6M	-733.7K	1.08	77.74	N/A	N/A	13,445	14,568	228,197	144,041
2016-03-29	$11.03	$11.00	77.5%	24.2%	37.8%	84.6%	84.9%	7.5%	-2.1%	1.2M	6.4M	-703.5K	1.23	82.05	N/A	N/A	13,387	16,479	235,240	151,496
2016-03-30	$9.90	$10.50	58.1%	17.2%	56.1%	46.6%	61.3%	25.3%	1.7%	807.5K	53.7M	-533.6K	0.68	95.85	N/A	N/A	33,912	22,972	240,522	156,379
2016-03-31	$10.40	$10.50	61.8%	17.7%	57.2%	53.9%	60.6%	9.5%	-1.6%	1.2M	38.5M	-653.9K	1.06	87.54	N/A	N/A	9,927	10,511	260,096	164,909