FDS Options History — May 2021

In May 2021, FDS traded between $320.38 and $344.76. ATM implied volatility averaged 24.5%, placing in the 20.5% IV rank vs the trailing year. The 30-day expected move averaged 6.9%. IV traded below realized volatility by 7.7% (HV 20d: 32.2%). Max pain ranged from $310.00 to $350.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 14 of 20 days. Put/call ratio averaged 4.15.

Notable Days

2021-05-27: Highest Volume — 187 contracts
2021-05-11: Largest IV spike — 22.8% change
2021-05-11: Highest IV Rank — 41.8%
2021-05-13: Largest Expected Move — 7.9%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$331.98	$320.38	$344.76	$342.88	$334.40
Max Pain	$316.00	$310.00	$350.00	$350.00	$310.00
ATM IV	24.5%	22.1%	30.4%	22.9%	22.2%
Expected Move	6.9%	6.3%	7.9%	6.6%	6.4%
HV 20d	32.2%	19.7%	38.2%	36.6%	19.7%
HV 60d	28.7%	27.4%	29.7%	29.3%	27.4%
IV Rank	20.5%	11.6%	41.8%	14.6%	12.1%
IV Percentile	10.2%	1.6%	50.8%	2.8%	2.8%
Term Structure	1.8%	-2.3%	6.0%	-0.4%	5.2%
VWIV	25.0%	18.5%	29.3%	22.7%	22.7%
Skew 25d	1.7%	0.2%	5.9%	0.2%	0.4%
Skew 10d	4.0%	-2.5%	12.3%	7.2%	-1.3%
Call IV 25d	24.6%	21.2%	26.7%	25.9%	22.2%
Put IV 25d	26.2%	22.6%	29.8%	26.2%	22.6%
Bid-Ask Spread %	91.33	86.24	96.98	92.23	95.72
Gamma HHI	0.12	0.11	0.15	0.12	0.14
Net GEX	324.9K	11.9K	757.1K	703.7K	23.9K
Net DEX	-4.0M	-11.3M	2.5M	-10.5M	-3.8M
Net VEX	-54.3K	-64.1K	-42.8K	-63.4K	-56.0K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	4.15	0.00	30.17	0.05	0.56
Total Volume	47.7	9	187	23	14
Total OI	1,855.2	1,378	2,084	1,847	1,691

Daily Data (20 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
2021-05-03	$342.88	$350.00	22.9%	6.6%	36.6%	14.6%	22.7%	0.2%	-0.4%	703.7K	-10.5M	-63.4K	0.05	92.23	22	1	1,136	711
2021-05-04	$344.76	$350.00	22.2%	6.4%	36.5%	12.1%	24.3%	0.4%	-1.1%	757.1K	-11.3M	-62.9K	1.17	89.90	6	7	1,142	711
2021-05-05	$337.02	$350.00	25.6%	7.3%	35.7%	24.4%	25.5%	0.9%	-1.8%	608.6K	-8.0M	-58.7K	0.33	94.94	21	7	1,139	718
2021-05-06	$336.49	$310.00	28.1%	7.0%	35.8%	33.4%	24.0%	1.5%	1.7%	548.0K	-7.2M	-57.7K	0.36	86.24	11	4	1,156	723
2021-05-07	$337.04	$310.00	23.3%	6.7%	35.7%	16.1%	24.6%	1.1%	0.2%	602.3K	-7.2M	-56.8K	7.47	88.91	15	112	1,166	725
2021-05-10	$337.38	$310.00	24.7%	7.0%	35.7%	21.3%	24.6%	1.8%	2.0%	549.4K	-6.8M	-64.1K	1.71	87.41	14	24	1,166	829
2021-05-11	$332.02	$310.00	30.4%	7.6%	36.4%	41.8%	18.5%	2.3%	-0.9%	376.2K	-3.2M	-59.4K	0.00	89.63	26	0	1,165	843
2021-05-12	$326.07	$310.00	26.7%	7.6%	37.1%	28.2%	29.3%	2.4%	-0.5%	165.4K	-247.4K	-58.7K	0.00	90.28	11	0	1,157	843
2021-05-13	$329.49	$310.00	27.7%	7.9%	36.8%	32.1%	0.0%	3.1%	-2.3%	303.0K	-2.0M	-58.0K	15.75	87.95	4	63	1,161	843
2021-05-14	$330.79	$310.00	23.0%	6.6%	36.6%	15.0%	26.6%	2.4%	1.1%	320.6K	-1.9M	-57.7K	0.33	89.57	12	4	1,165	894
2021-05-17	$326.74	$310.00	25.3%	7.2%	36.9%	23.2%	27.5%	2.4%	0.0%	203.0K	-359.6K	-54.1K	0.29	90.45	17	5	1,168	894
2021-05-18	$323.12	$310.00	23.9%	6.8%	37.2%	18.2%	25.0%	1.8%	3.2%	96.2K	1.3M	-50.1K	1.00	88.38	10	10	1,173	893
2021-05-19	$320.38	$310.00	26.5%	7.6%	37.1%	27.6%	27.7%	2.2%	0.4%	11.9K	2.5M	-49.4K	0.77	91.50	13	10	1,174	900
2021-05-20	$328.95	$310.00	24.0%	6.9%	38.2%	18.6%	24.2%	1.3%	5.3%	316.9K	-986.8K	-52.0K	5.09	90.24	22	112	1,183	901
2021-05-21	$327.93	$310.00	24.0%	6.9%	25.6%	18.6%	24.6%	1.8%	4.6%	298.2K	-1.3M	-46.3K	0.40	92.29	35	14	1,200	849
2021-05-24	$329.02	$310.00	22.4%	6.4%	22.2%	12.9%	26.6%	5.9%	5.5%	101.5K	-3.9M	-42.8K	0.00	94.01	11	0	830	548
2021-05-25	$330.19	$310.00	23.0%	6.6%	21.8%	14.9%	24.6%	0.7%	4.1%	153.5K	-4.8M	-44.9K	1.25	93.68	4	5	841	549
2021-05-26	$331.88	$310.00	22.4%	6.4%	21.3%	12.8%	28.4%	0.7%	4.5%	207.7K	-5.3M	-44.9K	16.29	96.19	7	114	845	554
2021-05-27	$333.10	$310.00	22.1%	6.3%	20.6%	11.6%	24.3%	0.5%	6.0%	151.4K	-5.1M	-48.0K	30.17	96.98	6	181	851	667
2021-05-28	$334.40	$310.00	22.2%	6.4%	19.7%	12.1%	22.7%	0.4%	5.2%	23.9K	-3.8M	-56.0K	0.56	95.72	9	5	855	836