GOOG Options History — January 2019

In January 2019, GOOG traded between $50.92 and $55.77. ATM implied volatility averaged 31.2%, placing in the 65.0% IV rank vs the trailing year. The 30-day expected move averaged 9.2%. IV traded below realized volatility by 1.1% (HV 20d: 32.3%). Max pain ranged from $50.50 to $54.00. Net GEX was positive for 19 of 21 trading days. Term structure was in contango for 1 of 21 days. Put/call ratio averaged 0.95.

Notable Days

2019-01-18: Highest Volume — 688,600 contracts
2019-01-04: Largest IV drop — 19.8% change
2019-01-03: Highest IV Rank — 95.3%
2019-01-03: Largest Expected Move — 10.5%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$53.56	$50.92	$55.77	$52.05	$55.77
Max Pain	$52.12	$50.50	$54.00	$52.00	$54.00
ATM IV	31.2%	28.2%	38.2%	36.9%	30.1%
Expected Move	9.2%	8.1%	10.5%	9.0%	8.1%
HV 20d	32.3%	26.3%	35.7%	35.0%	29.8%
HV 60d	36.2%	31.7%	38.5%	37.1%	32.4%
IV Rank	65.0%	52.0%	95.3%	89.5%	60.3%
IV Percentile	78.0%	62.7%	98.0%	96.8%	72.2%
Term Structure	-0.8%	-1.6%	4.0%	-1.5%	-1.1%
VWIV	31.8%	27.7%	36.1%	31.7%	27.8%
Skew 25d	4.7%	3.5%	6.2%	5.4%	3.5%
Skew 10d	9.0%	7.1%	12.1%	12.1%	7.1%
Call IV 25d	28.8%	26.4%	35.2%	34.0%	28.5%
Put IV 25d	33.6%	30.8%	41.4%	39.4%	32.0%
Bid-Ask Spread %	27.54	15.01	54.02	54.02	31.12
Gamma HHI	0.06	0.03	0.34	0.03	0.05
Net GEX	92.7M	-20.2M	348.5M	40.4M	188.4M
Net DEX	-1.66B	-4.20B	349.9M	-422.6M	-2.48B
Net VEX	-17.8M	-19.1M	-16.2M	-18.6M	-19.1M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.95	0.46	1.86	1.80	0.67
Total Volume	344,160	88,340	688,600	364,240	409,500
Total OI	3,481,198.095	2,274,540	4,448,320	4,010,020	2,569,480

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 Vol	Put Vol	Call OI	Put OI
2019-01-02	$52.05	$52.00	36.9%	9.0%	35.0%	89.5%	31.7%	5.4%	-1.5%	40.4M	-422.6M	-18.6M	1.80	54.02	130,100	234,140	2,024,220	1,985,800
2019-01-03	$50.92	$50.50	38.2%	10.5%	31.3%	95.3%	35.9%	6.2%	-1.3%	-20.2M	349.9M	-18.1M	1.33	31.15	147,660	195,940	2,049,300	1,976,800
2019-01-04	$53.34	$50.50	30.6%	9.3%	35.7%	62.5%	32.7%	5.3%	4.0%	174.5M	-2.16B	-18.2M	1.06	37.37	268,460	284,680	2,084,120	1,993,500
2019-01-07	$53.42	$51.00	32.3%	9.2%	35.4%	69.9%	32.5%	5.5%	-1.5%	56.3M	-1.81B	-17.9M	1.00	34.18	51,660	51,900	1,969,600	1,887,280
2019-01-08	$53.76	$51.00	31.2%	9.0%	34.8%	65.0%	31.6%	5.1%	-0.4%	75.7M	-2.16B	-18.0M	0.94	33.46	163,660	154,540	2,016,600	1,935,640
2019-01-09	$53.69	$51.25	31.2%	8.9%	34.7%	64.9%	31.1%	5.6%	-0.0%	81.0M	-2.14B	-17.8M	1.45	39.25	144,360	209,520	2,068,460	1,986,320
2019-01-10	$53.46	$51.50	31.5%	8.9%	34.6%	66.2%	30.9%	5.0%	-0.3%	62.2M	-1.93B	-17.5M	1.16	36.43	177,520	205,620	2,118,940	2,010,440
2019-01-11	$52.90	$51.50	31.1%	8.7%	34.4%	64.5%	29.9%	5.3%	-1.1%	3.2M	-1.28B	-16.9M	0.77	22.36	248,660	191,300	2,144,840	2,038,960
2019-01-14	$52.16	$52.00	31.3%	8.9%	34.6%	65.3%	29.2%	5.0%	-1.1%	-151.2K	-796.1M	-16.2M	0.72	25.29	142,560	102,540	2,071,920	1,917,620
2019-01-15	$53.80	$52.00	30.1%	8.6%	35.7%	60.0%	27.7%	4.9%	-1.3%	103.2M	-2.56B	-16.6M	0.46	33.97	377,420	172,760	2,125,040	1,934,560
2019-01-16	$54.07	$52.25	29.6%	8.5%	33.4%	58.0%	29.4%	4.5%	-1.6%	180.5M	-3.06B	-17.4M	1.86	22.27	164,460	305,840	2,328,640	1,973,140
2019-01-17	$54.29	$52.50	29.7%	8.6%	32.2%	58.5%	29.5%	4.6%	-1.6%	182.0M	-3.29B	-17.6M	1.19	25.63	156,360	186,260	2,364,440	2,042,380
2019-01-18	$54.92	$52.50	28.2%	8.2%	31.5%	52.0%	28.5%	4.4%	-1.5%	348.5M	-4.20B	-17.3M	0.67	20.85	411,880	276,720	2,386,460	2,061,860
2019-01-22	$53.40	$52.75	30.9%	9.4%	33.1%	63.8%	33.0%	4.4%	-1.1%	50.2M	-729.6M	-17.8M	0.78	22.70	145,900	113,420	1,310,900	963,640
2019-01-23	$53.71	$52.75	31.1%	9.6%	30.9%	64.3%	33.8%	4.6%	-1.1%	56.8M	-891.1M	-18.1M	0.65	19.98	134,340	87,260	1,375,220	1,018,740
2019-01-24	$53.61	$52.75	30.4%	9.5%	30.9%	61.7%	33.3%	4.1%	-1.2%	48.0M	-854.4M	-18.1M	0.94	18.07	142,760	134,160	1,418,800	1,045,220
2019-01-25	$54.54	$52.75	28.9%	9.1%	26.3%	54.9%	31.8%	3.8%	-1.1%	126.8M	-1.54B	-18.2M	0.56	19.64	217,980	122,980	1,455,420	1,082,640
2019-01-28	$53.48	$53.00	30.9%	10.2%	27.5%	63.5%	35.4%	4.2%	-0.8%	46.6M	-787.2M	-17.8M	0.75	15.01	50,600	37,740	1,348,540	1,009,780
2019-01-29	$53.05	$53.00	31.3%	10.5%	27.7%	65.2%	36.1%	3.8%	-1.1%	40.2M	-622.2M	-17.9M	0.55	15.67	136,100	75,220	1,437,080	1,044,600
2019-01-30	$54.41	$53.00	30.0%	10.2%	28.9%	59.6%	35.7%	3.8%	-1.2%	101.9M	-1.51B	-18.5M	0.60	19.93	164,380	98,500	1,457,260	1,070,960
2019-01-31	$55.77	$54.00	30.1%	8.1%	29.8%	60.3%	27.8%	3.5%	-1.1%	188.4M	-2.48B	-19.1M	0.67	31.12	245,560	163,940	1,475,180	1,094,300