WGS Options History — December 2025

In December 2025, WGS traded between $128.76 and $163.43. ATM implied volatility averaged 68.8%, placing in the 12.6% IV rank vs the trailing year. The 30-day expected move averaged 22.0%. IV traded above realized volatility by 17.4% (HV 20d: 51.4%). Max pain ranged from $100.00 to $125.00. Net GEX was positive for 8 of 22 trading days. Term structure was in contango for 8 of 22 days. Put/call ratio averaged 4.17.

Notable Days

2025-12-16: Highest Volume — 7,381 contracts
2025-12-15: Largest IV spike — 12.3% change
2025-12-17: Highest IV Rank — 26.4%
2025-12-30: Largest Expected Move — 26.9%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$147.18	$128.76	$163.43	$163.43	$128.76
Max Pain	$107.05	$100.00	$125.00	$100.00	$125.00
ATM IV	68.8%	58.2%	82.6%	58.4%	74.3%
Expected Move	22.0%	17.9%	26.9%	17.9%	24.6%
HV 20d	51.4%	32.1%	62.1%	59.6%	33.1%
HV 60d	53.3%	50.7%	55.9%	54.7%	50.8%
IV Rank	12.6%	2.0%	26.4%	2.3%	18.0%
IV Percentile	32.8%	3.2%	52.4%	4.4%	46.0%
Term Structure	2.3%	-5.2%	19.0%	0.8%	-3.4%
VWIV	80.9%	59.3%	113.2%	63.0%	92.3%
Skew 25d	10.1%	-2.5%	21.1%	8.2%	16.1%
Skew 10d	19.8%	4.9%	34.3%	13.6%	34.3%
Call IV 25d	64.2%	54.6%	76.0%	54.6%	67.3%
Put IV 25d	74.3%	58.3%	88.9%	62.8%	83.3%
Bid-Ask Spread %	67.40	57.05	84.12	82.31	58.78
Gamma HHI	0.18	0.05	0.53	0.09	0.08
Net GEX	-524.1K	-5.0M	1.1M	1.1M	-199.9K
Net DEX	-91.3M	-159.0M	-15.5M	-158.2M	-24.8M
Net VEX	-192.2K	-224.6K	-162.5K	-216.8K	-189.2K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	4.17	0.11	23.36	0.35	1.95
Total Volume	1,788.227	248	7,381	321	1,706
Total OI	30,213.5	15,606	41,523	33,582	20,098

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 Wall	Put Wall	Call Vol	Put Vol	Call OI	Put OI
2025-12-01	$163.43	$100.00	58.4%	17.9%	59.6%	2.3%	63.0%	8.2%	0.8%	1.1M	-158.2M	-216.8K	0.35	82.31	N/A	N/A	237	84	14,274	19,308
2025-12-02	$162.69	$100.00	59.3%	18.5%	58.7%	3.1%	59.3%	-2.5%	-1.3%	922.7K	-159.0M	-209.9K	0.40	84.12	N/A	N/A	343	137	14,231	19,376
2025-12-03	$160.16	$100.00	62.1%	19.0%	58.8%	5.9%	73.8%	7.0%	-0.3%	703.7K	-150.1M	-211.6K	14.35	73.86	N/A	N/A	147	2,110	14,471	19,505
2025-12-04	$161.10	$100.00	62.5%	22.4%	58.6%	6.3%	81.1%	4.6%	2.4%	-24.7K	-144.5M	-224.6K	0.51	65.91	N/A	N/A	164	84	14,504	21,397
2025-12-05	$158.63	$100.00	60.5%	21.8%	59.2%	4.3%	80.6%	8.4%	1.0%	-1.6M	-134.3M	-215.0K	0.66	68.41	N/A	N/A	262	172	14,559	21,439
2025-12-08	$159.95	$100.00	61.4%	21.6%	58.1%	5.2%	73.4%	7.9%	14.0%	721.6K	-145.7M	-202.9K	4.71	65.40	N/A	N/A	138	650	14,354	20,566
2025-12-09	$162.55	$100.00	58.7%	21.8%	56.9%	2.5%	79.4%	11.5%	17.6%	749.5K	-150.2M	-200.1K	2.76	65.08	N/A	N/A	165	455	14,479	21,049
2025-12-10	$160.24	$100.00	58.2%	22.1%	57.1%	2.0%	73.8%	2.9%	19.0%	622.3K	-147.9M	-190.8K	0.31	66.99	N/A	N/A	291	91	14,592	21,260
2025-12-11	$155.64	$100.00	64.1%	22.0%	57.1%	7.9%	84.0%	7.4%	14.7%	124.8K	-130.9M	-196.0K	0.11	64.74	N/A	N/A	1,474	168	14,717	21,244
2025-12-12	$151.05	$100.00	65.8%	22.1%	55.4%	9.6%	92.2%	3.9%	17.1%	-238.8K	-122.5M	-208.5K	2.76	66.43	N/A	N/A	463	1,277	15,068	21,359
2025-12-15	$151.66	$105.00	73.9%	22.2%	54.2%	17.7%	80.2%	13.2%	-4.3%	-491.5K	-118.2M	-192.0K	2.49	69.06	N/A	N/A	167	416	14,579	21,164
2025-12-16	$141.74	$105.00	77.7%	22.8%	60.5%	21.5%	79.2%	12.2%	-5.2%	-771.6K	-82.2M	-190.1K	14.09	70.24	N/A	N/A	489	6,892	14,595	21,384
2025-12-17	$136.78	$105.00	82.6%	23.7%	62.1%	26.4%	113.2%	17.9%	-4.7%	-3.8M	-45.3M	-200.1K	11.90	72.83	N/A	N/A	486	5,782	14,850	25,404
2025-12-18	$137.72	$110.00	76.0%	21.9%	61.2%	19.7%	77.7%	15.2%	-2.4%	-5.0M	-52.0M	-189.4K	23.36	73.36	N/A	N/A	215	5,022	15,006	26,517
2025-12-19	$139.71	$110.00	73.5%	21.3%	61.3%	17.2%	76.1%	11.2%	-0.6%	-732.9K	-86.2M	-167.4K	3.56	73.79	N/A	N/A	383	1,364	15,121	22,690
2025-12-22	$140.09	$115.00	73.5%	21.5%	52.5%	17.3%	81.1%	7.3%	-2.8%	-257.5K	-36.1M	-168.7K	0.38	59.67	N/A	N/A	246	94	6,825	8,781
2025-12-23	$136.28	$110.00	74.5%	22.0%	35.4%	18.3%	76.9%	8.4%	-3.3%	-664.2K	-29.8M	-166.2K	2.09	57.74	N/A	N/A	643	1,342	7,024	8,842
2025-12-24	$136.34	$115.00	72.7%	21.7%	32.5%	16.5%	79.1%	16.1%	-1.8%	-1.1M	-27.6M	-180.4K	1.17	59.25	N/A	N/A	189	222	7,608	9,811
2025-12-26	$134.32	$115.00	73.0%	22.2%	32.1%	16.8%	78.7%	15.9%	-3.1%	-1.5M	-25.3M	-170.2K	1.14	63.95	N/A	N/A	174	199	7,780	9,998
2025-12-29	$130.03	$115.00	72.9%	24.2%	33.0%	16.7%	86.8%	8.9%	-1.1%	79.0K	-22.9M	-162.5K	2.16	63.95	N/A	N/A	377	814	7,803	8,943
2025-12-30	$129.07	$125.00	78.6%	26.9%	33.1%	22.3%	98.1%	21.1%	-2.8%	-145.8K	-15.5M	-176.1K	0.49	57.05	N/A	N/A	2,149	1,058	8,102	10,020
2025-12-31	$128.76	$125.00	74.3%	24.6%	33.1%	18.0%	92.3%	16.1%	-3.4%	-199.9K	-24.8M	-189.2K	1.95	58.78	N/A	N/A	579	1,127	9,456	10,642