GOOG Options History — December 2020

In December 2020, GOOG traded between $86.01 and $91.46. ATM implied volatility averaged 26.9%, placing in the 19.6% IV rank vs the trailing year. The 30-day expected move averaged 7.7%. IV traded above realized volatility by 8.3% (HV 20d: 18.6%). Max pain ranged from $75.00 to $79.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 17 of 22 days. Put/call ratio averaged 0.65.

Notable Days

2020-12-02: Highest Volume — 621,660 contracts
2020-12-09: Largest IV spike — 9.0% change
2020-12-18: Highest IV Rank — 22.6%
2020-12-18: Largest Expected Move — 8.2%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$88.56	$86.01	$91.46	$89.93	$87.33
Max Pain	$76.70	$75.00	$79.00	$78.00	$79.00
ATM IV	26.9%	25.2%	28.5%	26.7%	27.8%
Expected Move	7.7%	7.1%	8.2%	7.7%	7.5%
HV 20d	18.6%	17.0%	25.6%	25.6%	17.1%
HV 60d	28.0%	26.5%	30.6%	30.6%	26.8%
IV Rank	19.6%	14.5%	22.6%	20.4%	17.2%
IV Percentile	34.9%	16.3%	44.0%	36.9%	40.1%
Term Structure	1.7%	-0.3%	6.4%	1.3%	6.4%
VWIV	27.7%	25.2%	29.9%	27.8%	27.4%
Skew 25d	3.1%	1.6%	4.5%	1.9%	3.1%
Skew 10d	6.1%	2.4%	8.2%	3.9%	5.7%
Call IV 25d	25.8%	23.5%	27.7%	25.7%	25.9%
Put IV 25d	28.9%	26.7%	30.8%	27.6%	28.9%
Bid-Ask Spread %	57.34	49.98	70.56	70.45	64.08
Gamma HHI	0.04	0.03	0.13	0.04	0.09
Net GEX	287.2M	24.4M	612.0M	394.1M	353.1M
Net DEX	-11.12B	-15.25B	-7.08B	-13.49B	-8.37B
Net VEX	-36.5M	-38.2M	-34.3M	-37.3M	-35.7M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.65	0.48	1.15	0.50	0.63
Total Volume	400,898.182	233,660	621,660	463,020	460,920
Total OI	4,773,337.273	4,145,080	5,353,780	4,684,300	4,562,480

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 Vol	Put Vol	Call OI	Put OI
2020-12-01	$89.93	$78.00	26.7%	7.7%	25.6%	20.4%	27.8%	1.9%	1.3%	394.1M	-13.49B	-37.3M	0.50	70.45	308,340	154,680	2,661,920	2,022,380
2020-12-02	$91.33	$78.00	27.5%	8.0%	24.9%	21.8%	28.6%	2.7%	1.4%	471.6M	-14.98B	-36.8M	0.48	70.56	421,280	200,380	2,732,900	2,068,820
2020-12-03	$91.46	$75.00	26.2%	7.9%	18.8%	19.6%	28.2%	1.6%	2.0%	533.8M	-15.25B	-36.6M	0.49	51.32	330,140	162,460	2,832,160	2,123,560
2020-12-04	$91.44	$75.00	26.4%	7.9%	18.5%	20.0%	28.8%	1.8%	2.1%	612.0M	-14.98B	-36.7M	0.54	51.09	252,460	135,200	2,860,280	2,175,740
2020-12-07	$90.67	$75.00	26.8%	7.9%	18.9%	20.7%	27.5%	2.0%	-0.3%	326.5M	-13.86B	-35.9M	0.76	55.49	249,560	190,760	2,676,940	2,033,420
2020-12-08	$90.97	$75.00	25.6%	7.7%	18.7%	18.8%	27.7%	2.7%	0.8%	366.4M	-14.22B	-36.0M	0.51	56.78	206,180	106,000	2,754,120	2,139,260
2020-12-09	$88.82	$75.00	27.9%	8.1%	18.5%	22.4%	29.0%	3.2%	0.6%	309.7M	-14.77B	-38.2M	0.51	58.23	303,000	153,120	3,173,440	2,180,340
2020-12-10	$88.79	$75.00	27.4%	7.9%	18.2%	21.6%	27.7%	3.3%	0.0%	208.7M	-11.81B	-37.8M	0.66	49.98	209,460	137,580	2,898,520	2,228,220
2020-12-11	$88.81	$75.00	27.9%	8.1%	18.1%	22.3%	29.9%	3.6%	0.4%	183.6M	-11.89B	-38.0M	1.10	56.19	177,260	195,100	2,935,160	2,268,620
2020-12-14	$88.03	$75.00	27.5%	7.9%	17.3%	21.7%	28.3%	4.5%	-0.2%	223.5M	-11.13B	-37.0M	1.15	51.17	149,300	171,900	2,762,480	2,173,260
2020-12-15	$88.21	$76.00	26.6%	7.7%	17.4%	20.4%	27.1%	4.0%	-0.2%	204.0M	-11.35B	-36.5M	0.76	53.64	165,600	125,760	2,811,760	2,242,720
2020-12-16	$88.22	$77.00	27.0%	7.7%	17.3%	20.9%	27.0%	4.1%	0.1%	200.0M	-11.41B	-36.7M	0.50	54.38	176,260	87,920	2,861,380	2,288,720
2020-12-17	$87.15	$77.00	27.0%	7.7%	17.3%	20.9%	27.1%	3.5%	-0.0%	89.1M	-10.06B	-36.4M	0.62	54.65	257,220	159,660	2,892,460	2,318,220
2020-12-18	$86.26	$77.00	28.5%	8.2%	17.3%	22.6%	29.1%	3.1%	-0.2%	24.4M	-8.95B	-37.0M	0.82	53.02	323,940	264,040	2,961,020	2,363,880
2020-12-21	$86.90	$77.50	28.2%	8.1%	17.2%	22.1%	29.1%	3.7%	1.4%	192.4M	-7.76B	-36.8M	0.79	51.60	209,340	166,080	2,302,760	1,845,460
2020-12-22	$86.01	$78.00	27.6%	7.9%	17.5%	21.1%	28.0%	3.7%	1.6%	179.4M	-7.08B	-36.6M	0.66	52.82	159,580	105,200	2,371,000	1,892,200
2020-12-23	$87.09	$78.00	26.1%	7.5%	17.0%	17.6%	26.6%	3.2%	2.1%	306.4M	-8.23B	-36.3M	0.54	57.29	179,160	96,740	2,419,440	1,920,980
2020-12-24	$86.75	$78.00	25.2%	7.1%	17.0%	15.0%	25.2%	3.6%	1.6%	279.2M	-7.82B	-35.8M	0.52	59.55	153,440	80,220	2,458,620	1,941,760
2020-12-28	$89.05	$78.00	26.3%	7.4%	19.4%	15.4%	27.3%	3.2%	5.4%	351.5M	-10.16B	-34.3M	0.55	62.14	361,580	200,100	2,316,700	1,828,380
2020-12-29	$88.04	$78.00	26.2%	7.2%	19.2%	14.5%	26.0%	3.2%	5.9%	325.3M	-9.16B	-35.2M	0.52	62.96	230,500	118,840	2,409,400	1,899,000
2020-12-30	$86.96	$78.00	26.6%	7.2%	18.1%	15.2%	25.7%	3.1%	6.0%	184.4M	-7.96B	-35.0M	0.69	64.14	309,760	213,740	2,451,760	1,951,780
2020-12-31	$87.33	$79.00	27.8%	7.5%	17.1%	17.2%	27.4%	3.1%	6.4%	353.1M	-8.37B	-35.7M	0.63	64.08	282,460	178,460	2,519,520	2,042,960