TDC Options History — October 2018

In October 2018, TDC traded between $34.14 and $37.53. ATM implied volatility averaged 42.9%, placing in the 38.2% IV rank vs the trailing year. The 30-day expected move averaged 12.6%. IV traded above realized volatility by 19.2% (HV 20d: 23.7%). Max pain ranged from $37.50 to $40.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 3 of 23 days. Put/call ratio averaged 0.53.

Notable Days

2018-10-08: Highest Volume — 7,691 contracts
2018-10-08: Largest IV spike — 28.2% change
2018-10-29: Highest IV Rank — 65.4%
2018-10-29: Largest Expected Move — 17.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$35.76	$34.14	$37.53	$37.35	$36.52
Max Pain	$37.83	$37.50	$40.00	$40.00	$37.50
ATM IV	42.9%	28.1%	59.2%	29.3%	56.9%
Expected Move	12.6%	8.1%	17.0%	8.4%	16.3%
HV 20d	23.7%	19.0%	30.3%	28.5%	30.3%
HV 60d	25.8%	23.3%	27.6%	27.0%	25.0%
IV Rank	38.2%	13.7%	65.4%	15.7%	61.5%
IV Percentile	84.7%	59.5%	98.4%	68.3%	97.6%
Term Structure	-8.3%	-15.7%	7.0%	5.5%	-15.7%
VWIV	41.8%	24.1%	55.4%	24.1%	54.2%
Skew 25d	4.2%	0.6%	7.9%	0.6%	7.9%
Skew 10d	10.5%	-1.9%	36.0%	0.9%	36.0%
Call IV 25d	43.3%	28.5%	59.3%	31.0%	54.7%
Put IV 25d	47.4%	29.6%	63.2%	31.6%	62.6%
Bid-Ask Spread %	31.89	11.56	58.77	12.77	50.14
Gamma HHI	0.48	0.24	0.81	0.62	0.44
Net GEX	537.0K	249.9K	992.4K	730.8K	320.3K
Net DEX	-2.5M	-8.5M	3.2M	2.3M	-8.4M
Net VEX	-29.3K	-40.1K	-18.3K	-40.1K	-34.3K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.53	0.02	3.35	0.33	0.13
Total Volume	2,182.522	471	7,691	924	2,933
Total OI	13,263.696	5,325	19,788	14,989	7,396

Daily Data (23 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
2018-10-01	$37.35	$40.00	29.3%	8.4%	28.5%	15.7%	24.1%	0.6%	5.5%	730.8K	2.3M	-40.1K	0.33	12.77	N/A	N/A	693	231	10,854	4,135
2018-10-02	$37.32	$40.00	28.2%	8.1%	28.5%	13.9%	28.4%	2.6%	7.0%	672.6K	3.2M	-36.2K	0.29	38.41	N/A	N/A	4,294	1,257	10,835	4,140
2018-10-03	$37.53	$40.00	29.0%	8.3%	24.1%	15.2%	28.5%	1.1%	6.4%	982.5K	-1.5M	-38.1K	0.21	11.56	N/A	N/A	3,300	677	10,830	3,416
2018-10-04	$37.10	$37.50	28.1%	10.6%	24.3%	13.7%	36.4%	4.0%	-7.2%	818.2K	-1.0M	-31.3K	0.91	18.54	N/A	N/A	754	687	10,845	2,713
2018-10-05	$36.88	$37.50	28.4%	10.5%	24.3%	14.2%	37.1%	4.0%	-7.1%	748.8K	-1.6M	-28.4K	0.32	26.11	N/A	N/A	571	184	10,858	2,300
2018-10-08	$36.16	$37.50	36.4%	11.9%	24.9%	27.5%	39.8%	4.3%	-9.3%	428.8K	778.6K	-22.1K	0.02	21.68	N/A	N/A	7,520	171	10,863	2,300
2018-10-09	$35.74	$37.50	35.5%	11.9%	25.0%	25.9%	39.7%	3.9%	-9.3%	992.4K	-1.1M	-26.7K	0.16	19.57	N/A	N/A	1,084	174	14,559	2,313
2018-10-10	$34.66	$37.50	42.3%	12.1%	25.2%	37.3%	42.0%	3.8%	-8.9%	534.4K	1.7M	-21.0K	0.16	21.60	N/A	N/A	1,082	175	14,565	2,315
2018-10-11	$34.36	$37.50	42.8%	12.3%	24.5%	38.1%	42.3%	5.5%	-9.1%	414.4K	2.6M	-18.3K	0.16	24.15	N/A	N/A	1,097	172	14,567	2,316
2018-10-12	$35.00	$37.50	43.4%	12.4%	26.1%	39.1%	41.7%	5.5%	-10.0%	513.0K	1.9M	-18.7K	0.08	31.29	N/A	N/A	2,233	172	14,552	2,231
2018-10-15	$34.83	$37.50	45.1%	12.9%	20.3%	41.9%	43.2%	4.9%	-12.2%	716.0K	329.3K	-19.0K	0.08	21.98	N/A	N/A	2,233	174	15,700	2,231
2018-10-16	$35.52	$37.50	44.1%	12.6%	21.9%	40.3%	47.8%	3.7%	-10.9%	791.9K	76.8K	-18.3K	0.17	50.95	N/A	N/A	2,528	421	15,700	2,228
2018-10-17	$35.31	$37.50	43.3%	12.4%	20.1%	38.9%	39.9%	3.3%	-10.5%	508.2K	-1.5M	-26.0K	0.26	31.61	N/A	N/A	2,148	558	16,927	2,486
2018-10-18	$35.40	$37.50	44.3%	12.7%	19.3%	40.5%	41.1%	3.3%	-10.0%	423.3K	-1.9M	-25.2K	0.59	41.05	N/A	N/A	1,120	664	16,927	2,401
2018-10-19	$35.28	$37.50	44.5%	12.8%	19.0%	41.0%	41.6%	3.8%	-10.7%	249.9K	-3.4M	-27.0K	0.66	28.64	N/A	N/A	1,035	679	17,376	2,412
2018-10-22	$36.03	$37.50	46.6%	13.4%	20.9%	44.5%	47.7%	3.8%	-8.5%	256.1K	-6.7M	-27.4K	0.11	25.73	N/A	N/A	2,600	289	4,493	832
2018-10-23	$35.87	$37.50	48.3%	13.9%	20.7%	47.3%	40.8%	6.9%	-9.8%	418.8K	-8.5M	-36.9K	0.74	32.86	N/A	N/A	352	259	6,575	834
2018-10-24	$35.21	$37.50	49.2%	14.1%	21.3%	48.7%	43.3%	2.8%	-9.4%	389.1K	-7.5M	-36.0K	0.76	58.77	N/A	N/A	354	270	6,646	875
2018-10-25	$35.77	$37.50	49.5%	14.2%	21.7%	49.3%	40.6%	4.8%	-9.7%	411.7K	-8.1M	-37.3K	1.56	29.14	N/A	N/A	184	287	6,646	913
2018-10-26	$35.10	$37.50	53.8%	15.4%	22.4%	56.4%	55.4%	4.7%	-11.9%	382.6K	-7.4M	-35.3K	3.35	41.94	N/A	N/A	246	823	6,647	919
2018-10-29	$34.14	$37.50	59.2%	17.0%	23.9%	65.4%	55.4%	3.8%	-14.5%	301.9K	-5.5M	-33.5K	1.12	57.00	N/A	N/A	249	278	6,745	1,460
2018-10-30	$35.31	$37.50	57.6%	16.5%	27.5%	62.7%	50.4%	6.5%	-15.0%	344.8K	-7.2M	-36.4K	0.12	38.00	N/A	N/A	2,668	318	6,749	1,440
2018-10-31	$36.52	$37.50	56.9%	16.3%	30.3%	61.5%	54.2%	7.9%	-15.7%	320.3K	-8.4M	-34.3K	0.13	50.14	N/A	N/A	2,586	347	5,896	1,500