CAR Options History — October 2025

In October 2025, CAR traded between $135.43 and $160.73. ATM implied volatility averaged 57.3%, placing in the 24.2% IV rank vs the trailing year. The 30-day expected move averaged 15.8%. IV traded above realized volatility by 25.7% (HV 20d: 31.6%). Max pain ranged from $160.00 to $170.00. Net GEX was positive for 0 of 23 trading days. Term structure was in contango for 6 of 23 days. Put/call ratio averaged 1.62.

Notable Days

2025-10-31: Highest Volume — 22,658 contracts
2025-10-28: Largest IV drop — 16.4% change
2025-10-10: Highest IV Rank — 35.8%
2025-10-10: Largest Expected Move — 17.7%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$149.74	$135.43	$160.73	$159.39	$135.43
Max Pain	$166.09	$160.00	$170.00	$160.00	$160.00
ATM IV	57.3%	45.9%	65.1%	53.9%	46.1%
Expected Move	15.8%	12.7%	17.7%	13.7%	13.9%
HV 20d	31.6%	21.4%	41.2%	21.4%	39.5%
HV 60d	43.4%	31.3%	49.6%	49.5%	34.8%
IV Rank	24.2%	7.4%	35.8%	19.2%	7.7%
IV Percentile	44.4%	7.1%	64.3%	30.6%	7.9%
Term Structure	-1.5%	-5.2%	3.7%	2.6%	2.3%
VWIV	54.4%	42.4%	60.7%	47.2%	49.6%
Skew 25d	5.0%	2.0%	8.2%	4.1%	6.3%
Skew 10d	9.5%	-2.6%	26.7%	-0.4%	14.1%
Call IV 25d	54.1%	40.6%	61.3%	51.2%	44.0%
Put IV 25d	59.1%	46.8%	66.9%	55.3%	50.3%
Bid-Ask Spread %	66.37	51.84	79.72	55.60	75.17
Gamma HHI	0.06	0.05	0.08	0.05	0.07
Net GEX	-7.0M	-18.3M	-373.3K	-794.3K	-15.8M
Net DEX	419.7M	102.5M	892.5M	127.9M	853.6M
Net VEX	-5.6M	-6.9M	-4.1M	-6.9M	-4.1M
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	1.62	0.38	5.17	1.21	5.17
Total Volume	6,494.652	1,451	22,658	1,451	22,658
Total OI	312,312.13	302,900	329,748	305,908	319,593

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 Vol	Put Vol	Call OI	Put OI
2025-10-01	$159.39	$160.00	53.9%	13.7%	21.4%	19.2%	47.2%	4.1%	2.6%	-794.3K	127.9M	-6.9M	1.21	55.60	657	794	138,267	167,641
2025-10-02	$160.73	$160.00	55.3%	12.7%	21.5%	21.2%	42.4%	4.2%	1.5%	-373.3K	102.5M	-6.8M	0.38	51.84	1,094	413	138,676	168,199
2025-10-03	$154.69	$160.00	55.9%	12.8%	25.7%	22.2%	45.1%	5.2%	3.7%	-5.9M	264.8M	-6.5M	1.48	55.94	945	1,394	139,077	168,387
2025-10-06	$147.89	$170.00	62.4%	16.7%	29.0%	31.8%	57.8%	4.7%	-4.5%	-6.7M	433.3M	-6.0M	1.39	62.11	3,778	5,252	136,999	167,843
2025-10-07	$148.34	$170.00	60.5%	16.7%	29.1%	29.0%	58.0%	4.0%	-1.8%	-6.7M	427.9M	-6.0M	2.30	66.31	1,613	3,715	138,661	169,169
2025-10-08	$146.68	$170.00	61.5%	16.4%	29.2%	30.5%	56.4%	5.4%	-2.9%	-7.3M	473.5M	-5.8M	2.77	65.53	968	2,677	139,150	169,550
2025-10-09	$146.50	$170.00	61.7%	16.7%	29.1%	30.8%	58.2%	4.6%	-2.1%	-7.8M	481.6M	-5.7M	1.93	68.03	1,314	2,534	139,826	169,868
2025-10-10	$146.59	$170.00	65.1%	17.7%	29.1%	35.8%	59.4%	5.5%	-5.0%	-8.1M	486.7M	-5.7M	1.77	64.36	3,487	6,177	140,396	170,771
2025-10-13	$149.28	$170.00	57.1%	15.9%	29.4%	24.0%	56.1%	2.9%	-0.4%	-6.7M	407.6M	-5.7M	1.37	69.54	1,658	2,272	139,231	170,657
2025-10-14	$155.51	$170.00	60.0%	16.8%	32.7%	28.2%	57.0%	7.1%	-1.9%	-2.0M	236.9M	-6.0M	0.87	74.68	4,467	3,879	140,706	172,322
2025-10-15	$152.96	$170.00	60.0%	16.6%	33.2%	28.3%	57.2%	3.2%	-2.6%	-4.4M	325.2M	-5.9M	2.09	68.58	1,001	2,090	143,135	174,759
2025-10-16	$150.91	$170.00	60.9%	16.3%	33.1%	29.6%	56.7%	6.2%	-5.2%	-6.0M	384.7M	-5.7M	2.60	72.03	1,272	3,312	143,607	176,245
2025-10-17	$150.82	$170.00	59.7%	16.5%	33.0%	27.8%	54.9%	6.0%	-4.5%	-5.8M	393.5M	-5.8M	0.42	73.50	1,285	544	144,526	176,759
2025-10-20	$149.22	$170.00	59.3%	16.8%	31.7%	27.3%	59.3%	4.7%	-2.0%	-6.6M	419.2M	-5.5M	1.21	71.49	4,114	4,972	132,178	170,722
2025-10-21	$152.68	$165.00	60.3%	17.2%	32.8%	28.7%	60.0%	5.0%	-1.7%	-5.1M	349.4M	-5.7M	0.80	57.70	895	716	133,121	171,240
2025-10-22	$151.97	$165.00	60.4%	17.3%	32.7%	28.9%	58.5%	3.6%	-2.1%	-5.2M	338.7M	-5.6M	0.96	58.58	1,362	1,301	133,796	171,715
2025-10-23	$152.93	$165.00	59.5%	17.3%	31.4%	27.5%	58.7%	6.9%	-4.2%	-5.0M	326.6M	-5.6M	1.83	65.30	1,281	2,348	135,072	173,546
2025-10-24	$156.16	$165.00	57.7%	16.9%	31.6%	24.9%	57.4%	7.6%	-3.7%	-2.3M	238.7M	-5.8M	0.87	64.52	1,922	1,673	135,853	175,148
2025-10-27	$155.15	$165.00	58.5%	17.4%	31.6%	26.0%	60.7%	2.0%	-1.6%	-4.7M	296.9M	-5.6M	0.87	62.02	7,253	6,329	136,048	175,160
2025-10-28	$146.00	$165.00	48.9%	14.4%	37.7%	11.8%	47.8%	4.7%	-2.4%	-13.2M	580.1M	-4.9M	0.82	68.01	5,976	4,872	142,009	179,766
2025-10-29	$138.56	$160.00	46.9%	14.1%	41.2%	8.9%	45.8%	2.9%	2.8%	-17.3M	812.5M	-4.3M	1.37	79.72	7,077	9,729	143,514	180,523
2025-10-30	$135.71	$160.00	45.9%	12.9%	41.0%	7.4%	46.8%	8.2%	2.2%	-18.3M	892.5M	-4.2M	2.73	75.84	1,689	4,618	144,640	185,108
2025-10-31	$135.43	$160.00	46.1%	13.9%	39.5%	7.7%	49.6%	6.3%	2.3%	-15.8M	853.6M	-4.1M	5.17	75.17	3,670	18,988	141,268	178,325