OPK Options History — March 2017

In March 2017, OPK traded between $7.41 and $8.38. ATM implied volatility averaged 44.2%, placing in the 18.5% IV rank vs the trailing year. The 30-day expected move averaged 11.6%. IV traded below realized volatility by 4.2% (HV 20d: 48.3%). Max pain ranged from $8.00 to $12.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 10 of 23 days. Put/call ratio averaged 0.60.

Notable Days

2017-03-16: Highest Volume — 116,023 contracts
2017-03-03: Largest IV spike — 116.7% change
2017-03-03: Highest IV Rank — 100.0%
2017-03-01: Largest Expected Move — 15.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$7.94	$7.41	$8.38	$8.36	$7.99
Max Pain	$10.43	$8.00	$12.00	$12.00	$12.00
ATM IV	44.2%	36.5%	108.1%	46.1%	39.9%
Expected Move	11.6%	9.8%	15.1%	15.1%	9.8%
HV 20d	48.3%	25.9%	55.3%	25.9%	33.5%
HV 60d	54.9%	37.6%	60.0%	55.0%	37.6%
IV Rank	18.5%	8.0%	100.0%	26.9%	12.4%
IV Percentile	34.2%	11.1%	100.0%	53.6%	28.2%
Term Structure	2.4%	-22.1%	46.9%	-4.0%	4.4%
VWIV	40.8%	32.6%	53.9%	53.9%	45.5%
Skew 25d	3.4%	-10.5%	13.3%	4.3%	-0.3%
Skew 10d	10.9%	-7.6%	66.9%	29.9%	7.7%
Call IV 25d	44.4%	33.6%	57.2%	52.6%	47.1%
Put IV 25d	47.8%	32.2%	62.8%	56.9%	46.8%
Bid-Ask Spread %	47.30	12.73	116.48	44.43	68.56
Gamma HHI	0.17	0.14	0.24	0.19	0.17
Net GEX	102.0K	8.0K	290.5K	290.5K	63.8K
Net DEX	48.3M	29.6M	63.8M	53.2M	32.3M
Net VEX	-280.4K	-360.7K	-195.9K	-252.3K	-349.3K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.60	0.12	1.37	0.79	0.12
Total Volume	24,055.435	7,534	116,023	14,890	22,013
Total OI	261,916.174	223,926	344,780	266,667	237,065

Daily Data (23 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
2017-03-01	$8.36	$12.00	46.1%	15.1%	25.9%	26.9%	53.9%	4.3%	-4.0%	290.5K	53.2M	-252.3K	0.79	44.43	N/A	N/A	8,320	6,570	153,191	113,476
2017-03-02	$7.41	$12.00	49.9%	12.8%	49.5%	33.4%	48.4%	-0.4%	-6.9%	18.9K	61.7M	-195.9K	0.67	54.10	N/A	N/A	11,904	7,991	157,315	115,990
2017-03-03	$7.42	$12.00	108.1%	12.2%	49.6%	100.0%	46.7%	11.2%	-22.1%	43.5K	62.1M	-196.2K	0.75	33.02	N/A	N/A	6,897	5,179	161,184	117,113
2017-03-06	$7.62	$8.00	47.3%	12.5%	50.4%	21.8%	42.3%	8.6%	-3.3%	75.9K	61.8M	-203.3K	0.68	26.62	N/A	N/A	7,071	4,789	159,199	116,530
2017-03-07	$7.79	$8.00	42.5%	11.5%	49.7%	15.7%	38.6%	4.4%	0.2%	83.9K	59.2M	-223.6K	0.67	36.59	N/A	N/A	6,828	4,578	160,381	116,928
2017-03-08	$7.88	$8.00	43.7%	11.7%	49.9%	17.2%	37.2%	-2.4%	-5.9%	92.8K	58.8M	-219.8K	0.86	58.75	N/A	N/A	5,023	4,320	162,064	117,066
2017-03-09	$7.83	$8.00	43.2%	11.5%	49.6%	16.6%	39.1%	-6.8%	-4.7%	125.2K	59.4M	-217.7K	1.02	24.30	N/A	N/A	4,322	4,397	163,233	117,163
2017-03-10	$7.97	$8.00	36.5%	11.3%	50.1%	8.0%	38.7%	-3.2%	1.7%	88.4K	59.5M	-224.0K	1.07	35.10	N/A	N/A	5,406	5,780	163,933	117,115
2017-03-13	$7.93	$8.00	39.7%	11.0%	49.8%	12.2%	37.1%	4.3%	-3.9%	87.6K	60.5M	-227.2K	0.85	12.73	N/A	N/A	4,082	3,452	164,178	117,886
2017-03-14	$8.04	$8.00	42.9%	12.4%	50.0%	16.2%	43.9%	10.7%	2.3%	146.9K	53.9M	-254.5K	0.98	116.48	N/A	N/A	9,634	9,394	164,517	118,036
2017-03-15	$8.10	$8.00	41.4%	12.2%	49.5%	14.3%	41.7%	9.6%	6.4%	8.0K	59.2M	-252.1K	0.82	59.37	N/A	N/A	6,022	4,935	164,900	122,970
2017-03-16	$8.38	$8.00	42.4%	12.0%	50.5%	15.7%	43.6%	-9.4%	2.3%	172.0K	57.5M	-276.2K	0.95	24.45	N/A	N/A	59,606	56,417	165,387	124,494
2017-03-17	$8.15	$12.00	39.4%	10.9%	50.9%	11.8%	36.7%	9.5%	-3.0%	154.0K	63.8M	-347.6K	0.77	30.07	N/A	N/A	35,442	27,232	196,630	148,150
2017-03-20	$7.98	$12.00	38.2%	11.0%	51.2%	10.2%	38.3%	4.3%	-5.0%	99.3K	34.6M	-320.1K	1.37	21.64	N/A	N/A	17,907	24,603	123,590	100,336
2017-03-21	$7.87	$12.00	36.9%	10.8%	51.2%	8.5%	38.0%	4.9%	-1.3%	62.5K	35.2M	-326.1K	0.22	34.71	N/A	N/A	18,432	4,083	124,769	102,696
2017-03-22	$7.82	$12.00	39.4%	11.3%	50.9%	11.8%	39.7%	8.9%	-2.7%	45.9K	37.6M	-315.4K	0.20	48.48	N/A	N/A	18,079	3,675	126,672	104,234
2017-03-23	$7.66	$12.00	38.8%	11.1%	51.1%	10.9%	40.7%	5.7%	-2.8%	35.8K	37.7M	-315.1K	0.21	46.54	N/A	N/A	17,624	3,788	127,743	104,313
2017-03-24	$7.80	$12.00	43.0%	12.0%	51.7%	16.4%	38.3%	13.3%	-2.6%	39.9K	38.4M	-320.4K	0.19	45.18	N/A	N/A	18,930	3,660	128,294	104,604
2017-03-27	$8.13	$12.00	42.0%	12.3%	53.8%	15.1%	41.2%	2.4%	20.8%	120.8K	32.3M	-354.0K	0.14	69.42	N/A	N/A	18,231	2,513	129,309	104,256
2017-03-28	$8.34	$12.00	39.3%	10.3%	54.3%	11.6%	36.6%	4.0%	46.9%	129.3K	29.6M	-360.7K	0.14	77.89	N/A	N/A	18,181	2,609	130,385	104,309
2017-03-29	$8.10	$12.00	37.9%	10.4%	55.3%	9.8%	32.6%	-10.5%	9.4%	158.0K	30.2M	-355.3K	0.13	89.01	N/A	N/A	18,943	2,525	131,033	104,435
2017-03-30	$7.98	$12.00	37.6%	10.1%	33.5%	9.4%	38.9%	5.9%	28.2%	203.0K	32.2M	-343.4K	0.13	30.58	N/A	N/A	19,395	2,493	132,398	104,602
2017-03-31	$7.99	$12.00	39.9%	9.8%	33.5%	12.4%	45.5%	-0.3%	4.4%	63.8K	32.3M	-349.3K	0.12	68.56	N/A	N/A	19,730	2,283	132,381	104,684