CALX Options History — August 2019

In August 2019, CALX traded between $5.65 and $6.37. ATM implied volatility averaged 41.4%, placing in the 23.2% IV rank vs the trailing year. The 30-day expected move averaged 11.8%. IV traded below realized volatility by 11.7% (HV 20d: 53.1%). Max pain ranged from $6.00 to $6.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 12 of 22 days. Put/call ratio averaged 0.31.

Notable Days

2019-08-06: Highest Volume — 168 contracts
2019-08-02: Largest IV spike — 143.8% change
2019-08-02: Highest IV Rank — 44.7%
2019-08-02: Largest Expected Move — 18.0%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$5.94	$5.65	$6.37	$6.37	$6.02
Max Pain	$6.00	$6.00	$6.00	$6.00	$6.00
ATM IV	41.4%	25.8%	62.8%	25.8%	43.5%
Expected Move	11.8%	7.4%	18.0%	7.4%	12.5%
HV 20d	53.1%	36.2%	64.2%	58.6%	36.2%
HV 60d	41.4%	39.8%	42.7%	39.8%	41.9%
IV Rank	23.2%	7.7%	44.7%	7.7%	23.6%
IV Percentile	40.8%	4.4%	84.1%	4.4%	52.0%
Term Structure	0.3%	-37.3%	20.6%	11.8%	-1.8%
VWIV	39.6%	29.9%	43.1%	29.9%	41.2%
Skew 25d	2.8%	-10.8%	28.7%	1.8%	6.5%
Skew 10d	5.9%	-17.0%	35.2%	1.2%	7.0%
Call IV 25d	35.0%	23.9%	64.6%	23.9%	32.4%
Put IV 25d	37.8%	25.7%	72.3%	25.7%	38.9%
Bid-Ask Spread %	86.92	36.10	122.92	93.93	85.99
Gamma HHI	0.33	0.24	0.46	0.25	0.44
Net GEX	4.7K	3.4K	7.2K	5.1K	4.8K
Net DEX	-81.3K	-178.0K	-14.6K	-164.4K	-95.2K
Net VEX	-999	-1.5K	-864	-1.3K	-901
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.31	0.00	1.38	0.53	0.00
Total Volume	27.773	0	168	49	0
Total OI	2,019.364	1,771	2,218	2,202	1,826

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
2019-08-01	$6.37	$6.00	25.8%	7.4%	58.6%	7.7%	29.9%	1.8%	11.8%	5.1K	-164.4K	-1.3K	0.53	93.93	32	17	1,811	391
2019-08-02	$6.17	$6.00	62.8%	18.0%	59.5%	44.7%	0.0%	7.8%	-37.3%	6.2K	-178.0K	-1.5K	0.00	122.92	11	0	1,811	391
2019-08-05	$6.01	$6.00	56.9%	13.9%	60.1%	38.8%	0.0%	28.7%	-8.0%	3.7K	-79.0K	-1.2K	0.05	108.59	112	6	1,811	391
2019-08-06	$6.03	$6.00	38.7%	11.9%	60.1%	20.6%	0.0%	-10.8%	1.3%	4.2K	-89.1K	-1.2K	0.00	111.01	168	0	1,812	385
2019-08-07	$5.88	$6.00	48.4%	12.1%	58.5%	30.4%	42.2%	-2.9%	0.6%	3.4K	-24.9K	-1.0K	0.00	120.59	0	8	1,799	385
2019-08-08	$6.07	$6.00	44.7%	11.3%	60.2%	26.6%	39.3%	6.7%	0.3%	3.8K	-86.9K	-1.0K	0.00	81.73	80	0	1,799	339
2019-08-09	$5.91	$6.00	43.6%	12.4%	59.9%	25.5%	0.0%	-2.4%	-2.9%	5.6K	-79.1K	-1.1K	0.00	90.60	0	1	1,879	339
2019-08-12	$5.70	$6.00	32.0%	12.3%	60.7%	13.9%	43.1%	-5.7%	3.3%	5.1K	-33.1K	-944	0.00	88.12	0	10	1,879	318
2019-08-13	$5.89	$6.00	39.3%	11.1%	61.8%	21.2%	38.8%	-2.5%	0.5%	7.2K	-65.8K	-952	1.38	92.60	8	11	1,879	318
2019-08-14	$5.68	$6.00	42.6%	12.2%	62.4%	24.5%	42.5%	-4.0%	1.2%	4.8K	-24.9K	-894	0.45	86.95	20	9	1,887	319
2019-08-15	$5.65	$6.00	31.9%	9.2%	62.2%	13.9%	0.0%	17.5%	17.3%	3.5K	-14.6K	-880	0.00	99.32	0	0	1,899	319
2019-08-16	$5.79	$6.00	39.6%	11.4%	63.3%	21.5%	0.0%	-1.1%	3.8%	3.8K	-51.9K	-903	1.10	91.76	10	11	1,899	278
2019-08-19	$5.93	$6.00	30.7%	8.8%	64.2%	12.7%	0.0%	3.9%	20.6%	4.3K	-76.8K	-939	0.00	36.10	20	0	1,507	264
2019-08-20	$5.93	$6.00	39.5%	11.3%	63.9%	21.4%	0.0%	5.6%	-0.7%	4.3K	-78.1K	-914	0.00	37.13	0	0	1,527	264
2019-08-21	$6.06	$6.00	41.4%	11.9%	42.8%	23.3%	41.2%	7.3%	-1.1%	4.9K	-102.7K	-964	0.20	37.35	30	6	1,527	264
2019-08-22	$6.04	$6.00	40.5%	11.6%	42.4%	22.4%	0.0%	2.4%	-0.1%	5.3K	-106.6K	-972	0.00	87.39	1	0	1,557	266
2019-08-23	$5.92	$6.00	41.5%	11.9%	39.7%	23.5%	0.0%	2.3%	1.3%	5.0K	-91.8K	-954	0.00	88.01	0	0	1,558	266
2019-08-26	$5.88	$6.00	43.2%	12.4%	38.4%	25.1%	0.0%	-2.8%	-2.1%	4.5K	-90.4K	-864	0.00	90.84	0	38	1,558	228
2019-08-27	$5.84	$6.00	44.3%	12.7%	37.1%	25.7%	0.0%	1.6%	-2.7%	4.4K	-69.1K	-876	0.00	88.59	2	0	1,558	266
2019-08-28	$6.01	$6.00	41.6%	11.9%	37.6%	23.0%	0.0%	-0.1%	-2.6%	5.0K	-99.3K	-931	0.00	86.44	0	0	1,560	266
2019-08-29	$5.96	$6.00	38.3%	11.0%	37.5%	19.7%	0.0%	1.4%	3.9%	5.0K	-86.0K	-886	0.00	86.18	0	0	1,560	266
2019-08-30	$6.02	$6.00	43.5%	12.5%	36.2%	23.6%	0.0%	6.5%	-1.8%	4.8K	-95.2K	-901	0.00	85.99	0	0	1,560	266