MU Options History — October 2021

In October 2021, MU traded between $66.41 and $71.09. ATM implied volatility averaged 29.1%, placing in the 5.8% IV rank vs the trailing year. The 30-day expected move averaged 8.4%. IV traded above realized volatility by 4.8% (HV 20d: 24.3%). Max pain ranged from $75.00 to $75.00. Net GEX was positive for 0 of 21 trading days. Term structure was in contango for 13 of 21 days. Put/call ratio averaged 0.82.

Notable Days

2021-10-12: Highest Volume — 353,413 contracts
2021-10-14: Largest IV drop — 10.2% change
2021-10-04: Highest IV Rank — 11.9%
2021-10-04: Largest Expected Move — 9.5%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$68.76	$66.41	$71.09	$71.09	$69.18
Max Pain	$75.00	$75.00	$75.00	$75.00	$75.00
ATM IV	29.1%	25.8%	32.7%	30.6%	28.7%
Expected Move	8.4%	7.5%	9.5%	8.5%	8.4%
HV 20d	24.3%	21.4%	27.4%	23.7%	22.1%
HV 60d	29.4%	27.8%	30.6%	30.4%	27.8%
IV Rank	5.8%	0.0%	11.9%	4.5%	9.1%
IV Percentile	2.8%	0.0%	9.5%	1.6%	3.6%
Term Structure	0.0%	-1.0%	0.6%	0.1%	0.6%
VWIV	29.5%	26.5%	32.0%	29.9%	29.6%
Skew 25d	3.0%	1.7%	4.9%	4.9%	1.7%
Skew 10d	5.4%	2.6%	9.6%	8.8%	2.7%
Call IV 25d	28.2%	25.7%	31.2%	28.5%	28.1%
Put IV 25d	31.1%	27.4%	35.4%	33.4%	29.8%
Bid-Ask Spread %	1.83	1.41	2.28	2.02	2.13
Gamma HHI	0.13	0.07	0.51	0.12	0.08
Net GEX	-70.0M	-232.5M	-30.6M	-90.0M	-31.9M
Net DEX	1.85B	1.28B	2.74B	1.61B	1.38B
Net VEX	-19.3M	-21.2M	-17.1M	-18.8M	-20.9M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.82	0.36	1.72	1.16	0.66
Total Volume	131,617.714	77,423	353,413	138,640	85,395
Total OI	1,851,066.238	1,657,657	2,034,332	1,881,802	1,938,172

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
2021-10-01	$71.09	$75.00	30.6%	8.5%	23.7%	4.5%	29.9%	4.9%	0.1%	-90.0M	1.61B	-18.8M	1.16	2.02	N/A	N/A	64,202	74,438	831,351	1,050,451
2021-10-04	$70.76	$75.00	32.7%	9.5%	23.7%	11.9%	31.8%	4.2%	0.2%	-62.3M	1.54B	-18.9M	0.92	1.47	N/A	N/A	52,072	47,702	767,741	991,364
2021-10-05	$70.72	$75.00	31.4%	9.2%	23.7%	7.1%	31.9%	4.0%	0.2%	-67.6M	1.61B	-19.0M	0.78	1.57	N/A	N/A	55,153	42,750	778,941	1,010,800
2021-10-06	$69.63	$75.00	32.1%	9.2%	23.6%	9.7%	32.0%	4.9%	0.3%	-75.1M	1.92B	-18.5M	0.92	1.57	N/A	N/A	44,975	41,480	790,526	1,018,407
2021-10-07	$70.62	$75.00	29.3%	8.6%	23.7%	0.0%	30.7%	2.2%	0.3%	-66.5M	1.60B	-18.7M	0.82	1.86	N/A	N/A	60,292	49,484	808,168	1,020,351
2021-10-08	$70.16	$75.00	29.7%	8.6%	23.6%	1.6%	30.4%	2.8%	0.3%	-77.2M	1.75B	-18.7M	1.04	1.55	N/A	N/A	48,466	50,218	817,029	1,031,149
2021-10-11	$69.47	$75.00	30.4%	8.6%	23.3%	3.9%	30.4%	3.4%	-0.2%	-79.7M	1.92B	-18.3M	0.63	1.64	N/A	N/A	47,500	29,923	793,076	1,021,681
2021-10-12	$66.49	$75.00	31.9%	8.9%	27.2%	9.5%	31.2%	4.6%	-0.7%	-84.9M	2.67B	-17.4M	1.40	1.67	N/A	N/A	147,110	206,303	813,913	1,040,573
2021-10-13	$66.41	$75.00	30.1%	8.3%	27.1%	2.8%	29.1%	3.6%	-1.0%	-90.9M	2.74B	-17.1M	1.72	1.62	N/A	N/A	69,647	119,657	825,316	1,048,920
2021-10-14	$67.62	$75.00	27.0%	7.8%	27.4%	0.0%	27.5%	2.3%	0.2%	-90.8M	2.41B	-18.2M	0.50	1.53	N/A	N/A	108,621	54,041	873,591	1,098,032
2021-10-15	$67.51	$75.00	25.8%	7.5%	27.4%	0.0%	26.5%	1.7%	0.4%	-232.5M	2.50B	-18.6M	0.79	1.41	N/A	N/A	68,301	53,895	895,607	1,138,725
2021-10-18	$67.19	$75.00	26.9%	7.7%	25.8%	3.4%	28.5%	2.8%	-0.2%	-61.5M	2.04B	-18.4M	1.17	2.10	N/A	N/A	58,579	68,331	660,206	997,451
2021-10-19	$67.44	$75.00	27.6%	7.9%	25.6%	5.4%	28.0%	2.1%	-0.4%	-59.7M	1.95B	-19.1M	0.56	1.80	N/A	N/A	89,412	50,329	687,491	1,019,839
2021-10-20	$68.26	$75.00	27.5%	7.9%	23.9%	5.1%	27.9%	1.7%	-0.3%	-48.7M	1.69B	-20.6M	0.54	1.86	N/A	N/A	99,231	53,550	740,046	1,090,622
2021-10-21	$68.34	$75.00	27.1%	7.8%	23.9%	3.9%	26.7%	2.7%	-0.3%	-43.6M	1.70B	-20.6M	0.47	2.02	N/A	N/A	71,855	33,542	757,097	1,094,356
2021-10-22	$67.58	$75.00	28.1%	8.1%	24.0%	7.2%	28.2%	2.8%	-0.7%	-53.5M	1.91B	-20.6M	0.36	2.01	N/A	N/A	99,027	35,622	780,497	1,102,831
2021-10-25	$68.72	$75.00	28.4%	8.3%	24.2%	8.0%	29.2%	2.9%	0.3%	-45.8M	1.57B	-20.8M	0.43	2.04	N/A	N/A	130,025	55,981	756,153	1,080,443
2021-10-26	$69.01	$75.00	28.5%	8.4%	23.2%	8.5%	30.9%	2.2%	0.5%	-36.1M	1.42B	-21.2M	0.85	1.98	N/A	N/A	53,160	45,298	798,397	1,088,652
2021-10-27	$68.47	$75.00	28.9%	8.6%	21.4%	9.8%	30.0%	2.5%	0.4%	-41.9M	1.62B	-20.7M	0.86	2.28	N/A	N/A	53,217	46,013	804,741	1,091,896
2021-10-28	$69.39	$75.00	29.0%	8.6%	22.1%	10.1%	29.9%	1.9%	0.4%	-30.6M	1.28B	-21.2M	0.59	2.20	N/A	N/A	62,187	36,988	812,692	1,105,097
2021-10-29	$69.18	$75.00	28.7%	8.4%	22.1%	9.1%	29.6%	1.7%	0.6%	-31.9M	1.38B	-20.9M	0.66	2.13	N/A	N/A	51,511	33,884	823,712	1,114,460