OXY Options History — July 2018

In July 2018, OXY traded between $82.51 and $85.76. ATM implied volatility averaged 23.4%, placing in the 45.0% IV rank vs the trailing year. The 30-day expected move averaged 6.7%. IV traded above realized volatility by 4.4% (HV 20d: 19.0%). Max pain ranged from $80.00 to $85.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 5 of 21 days. Put/call ratio averaged 0.54.

Notable Days

2018-07-31: Highest Volume — 16,046 contracts
2018-07-25: Largest IV drop — 8.6% change
2018-07-05: Highest IV Rank — 50.3%
2018-07-30: Largest Expected Move — 7.1%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$83.67	$82.51	$85.76	$82.51	$84.00
Max Pain	$82.02	$80.00	$85.00	$85.00	$82.50
ATM IV	23.4%	21.6%	24.5%	24.4%	21.9%
Expected Move	6.7%	6.4%	7.1%	6.4%	6.9%
HV 20d	19.0%	15.5%	21.3%	19.4%	15.5%
HV 60d	20.8%	20.2%	21.3%	21.3%	21.0%
IV Rank	45.0%	37.3%	50.3%	49.7%	38.6%
IV Percentile	85.0%	69.0%	94.0%	92.9%	71.0%
Term Structure	-0.3%	-1.5%	0.7%	0.1%	0.7%
VWIV	23.3%	21.7%	25.3%	22.5%	23.7%
Skew 25d	3.0%	2.4%	3.6%	2.8%	2.5%
Skew 10d	6.4%	5.0%	8.6%	7.2%	5.2%
Call IV 25d	22.2%	20.7%	24.3%	24.3%	20.8%
Put IV 25d	25.2%	23.3%	27.1%	27.0%	23.3%
Bid-Ask Spread %	7.95	2.81	27.76	3.86	6.03
Gamma HHI	0.17	0.14	0.24	0.20	0.16
Net GEX	28.2M	19.3M	45.3M	19.3M	28.6M
Net DEX	-254.8M	-423.4M	-185.4M	-185.4M	-267.3M
Net VEX	-1.5M	-1.8M	-1.3M	-1.7M	-1.3M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.54	0.24	0.96	0.49	0.32
Total Volume	11,891.524	8,268	16,046	10,406	16,046
Total OI	193,391.952	172,715	213,037	190,974	174,784

Daily Data (21 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
2018-07-02	$82.51	$85.00	24.4%	6.4%	19.4%	49.7%	22.5%	2.8%	0.1%	19.3M	-185.4M	-1.7M	0.49	3.86	N/A	N/A	6,994	3,412	124,250	66,724
2018-07-03	$83.86	$85.00	24.5%	6.4%	20.4%	50.1%	22.5%	3.3%	0.6%	26.8M	-268.6M	-1.8M	0.46	7.91	N/A	N/A	6,863	3,171	125,071	67,194
2018-07-05	$84.11	$80.00	24.5%	6.8%	20.0%	50.3%	25.3%	3.6%	-0.0%	28.6M	-282.4M	-1.7M	0.86	21.15	N/A	N/A	4,755	4,105	125,822	67,213
2018-07-06	$84.13	$80.00	24.3%	6.6%	20.0%	49.2%	23.2%	2.8%	-0.2%	30.1M	-275.7M	-1.7M	0.56	4.98	N/A	N/A	5,306	2,962	126,167	67,487
2018-07-09	$85.13	$80.00	23.5%	6.6%	20.2%	45.9%	23.3%	3.3%	-0.7%	33.9M	-331.6M	-1.6M	0.24	4.09	N/A	N/A	11,362	2,766	114,293	66,186
2018-07-10	$85.76	$80.00	22.5%	6.4%	20.0%	41.1%	21.7%	3.0%	-0.2%	45.3M	-423.4M	-1.7M	0.24	5.00	N/A	N/A	12,524	3,024	125,406	66,402
2018-07-11	$83.83	$80.00	24.3%	6.6%	20.7%	49.1%	23.9%	3.3%	-0.9%	32.8M	-278.8M	-1.7M	0.68	10.74	N/A	N/A	6,272	4,240	132,065	66,948
2018-07-12	$84.51	$80.00	23.7%	6.4%	20.9%	46.4%	22.9%	2.7%	-1.5%	38.2M	-324.5M	-1.7M	0.43	13.18	N/A	N/A	6,172	2,640	133,269	68,441
2018-07-13	$83.52	$82.50	23.3%	6.8%	21.3%	44.7%	23.0%	3.4%	0.4%	28.1M	-243.9M	-1.6M	0.26	10.97	N/A	N/A	10,376	2,743	134,666	69,093
2018-07-16	$82.61	$82.50	24.2%	6.9%	21.0%	48.6%	24.0%	3.6%	-0.7%	23.2M	-186.0M	-1.5M	0.43	7.28	N/A	N/A	10,345	4,451	137,905	67,824
2018-07-17	$82.81	$82.50	23.6%	6.7%	20.9%	46.0%	23.8%	3.4%	-0.8%	23.1M	-188.6M	-1.5M	0.51	4.44	N/A	N/A	8,716	4,449	138,593	69,847
2018-07-18	$82.90	$82.50	24.0%	6.9%	20.1%	47.8%	23.7%	3.5%	-0.5%	22.8M	-198.3M	-1.5M	0.38	5.67	N/A	N/A	9,346	3,583	139,104	70,828
2018-07-19	$83.05	$82.50	23.5%	6.8%	19.8%	45.8%	23.3%	3.4%	-0.9%	22.5M	-199.6M	-1.5M	0.40	6.01	N/A	N/A	9,793	3,961	139,729	71,262
2018-07-20	$83.23	$82.50	22.9%	6.6%	18.7%	42.7%	22.5%	3.0%	-0.5%	27.7M	-209.4M	-1.5M	0.42	4.82	N/A	N/A	10,632	4,430	140,949	72,088
2018-07-23	$82.56	$82.50	23.2%	6.8%	18.1%	44.1%	23.5%	2.9%	-0.5%	20.4M	-193.1M	-1.4M	0.96	2.81	N/A	N/A	4,381	4,224	115,494	62,061
2018-07-24	$83.49	$82.50	23.7%	7.1%	16.8%	46.5%	24.3%	2.4%	-0.7%	25.0M	-243.2M	-1.4M	0.77	27.76	N/A	N/A	6,155	4,730	116,980	62,992
2018-07-25	$84.30	$82.50	21.6%	6.4%	16.5%	37.3%	22.9%	2.7%	-0.2%	33.2M	-292.8M	-1.4M	0.48	6.47	N/A	N/A	8,783	4,236	119,673	64,037
2018-07-26	$84.24	$82.50	22.0%	6.6%	15.7%	38.9%	22.4%	2.6%	-0.5%	31.4M	-294.8M	-1.4M	0.79	4.11	N/A	N/A	5,794	4,577	122,953	64,997
2018-07-27	$83.47	$82.50	22.2%	6.7%	16.0%	40.0%	22.8%	2.7%	-0.4%	28.5M	-244.2M	-1.4M	0.81	4.78	N/A	N/A	6,115	4,929	124,385	65,334
2018-07-30	$83.11	$82.50	22.6%	7.1%	16.0%	41.6%	23.7%	2.7%	0.7%	23.2M	-218.6M	-1.3M	0.77	4.88	N/A	N/A	5,846	4,513	108,230	64,485
2018-07-31	$84.00	$82.50	21.9%	6.9%	15.5%	38.6%	23.7%	2.5%	0.7%	28.6M	-267.3M	-1.3M	0.32	6.03	N/A	N/A	12,125	3,921	109,307	65,477