ELAN Options History — October 2025

In October 2025, ELAN traded between $19.68 and $22.63. ATM implied volatility averaged 48.9%, placing in the 37.2% IV rank vs the trailing year. The 30-day expected move averaged 15.0%. IV traded above realized volatility by 17.9% (HV 20d: 31.0%). Max pain ranged from $12.00 to $19.00. Net GEX was positive for 19 of 23 trading days. Term structure was in contango for 3 of 23 days. Put/call ratio averaged 4.07.

Notable Days

2025-10-28: Highest Volume — 5,235 contracts
2025-10-31: Largest IV spike — 40.9% change
2025-10-31: Highest IV Rank — 71.3%
2025-10-31: Largest Expected Move — 21.5%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$21.18	$19.68	$22.63	$20.86	$22.40
Max Pain	$17.43	$12.00	$19.00	$12.00	$19.00
ATM IV	48.9%	34.9%	75.1%	34.9%	75.1%
Expected Move	15.0%	10.0%	21.5%	10.0%	21.5%
HV 20d	31.0%	26.7%	36.5%	35.6%	27.1%
HV 60d	44.1%	30.5%	45.4%	44.7%	30.5%
IV Rank	37.2%	18.9%	71.3%	18.9%	71.3%
IV Percentile	65.1%	22.2%	98.4%	22.2%	98.4%
Term Structure	-5.1%	-15.0%	16.8%	12.2%	-15.0%
VWIV	51.4%	34.3%	64.7%	36.6%	64.7%
Skew 25d	8.4%	-6.7%	29.0%	4.1%	29.0%
Skew 10d	13.0%	-46.5%	52.3%	15.2%	52.3%
Call IV 25d	48.1%	23.9%	63.0%	34.4%	63.0%
Put IV 25d	56.5%	31.6%	92.0%	38.5%	92.0%
Bid-Ask Spread %	73.52	43.24	105.50	71.68	86.92
Gamma HHI	0.25	0.20	0.29	0.29	0.26
Net GEX	38.4K	-213.6K	121.7K	-196	-213.6K
Net DEX	-17.0M	-21.9M	-11.1M	-19.1M	-11.6M
Net VEX	-77.6K	-102.6K	-66.5K	-71.2K	-97.9K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	4.07	0.00	45.79	0.02	4.66
Total Volume	841.522	52	5,235	997	1,551
Total OI	27,259.217	23,505	33,785	26,622	33,785

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
2025-10-01	$20.86	$12.00	34.9%	10.0%	35.6%	18.9%	36.6%	4.1%	12.2%	-196	-19.1M	-71.2K	0.02	71.68	N/A	N/A	977	20	14,419	12,203
2025-10-02	$20.57	$12.00	36.0%	10.3%	36.5%	20.3%	36.6%	7.0%	16.8%	11.1K	-18.8M	-74.7K	0.01	65.34	N/A	N/A	892	11	14,986	12,212
2025-10-03	$20.70	$12.00	36.9%	10.6%	32.7%	21.5%	34.3%	15.0%	9.9%	40.9K	-19.5M	-78.6K	0.02	64.62	N/A	N/A	452	11	15,741	12,214
2025-10-06	$20.76	$17.00	39.3%	15.4%	31.1%	24.6%	53.9%	2.1%	-13.5%	55.4K	-20.3M	-77.6K	0.06	52.88	N/A	N/A	113	7	15,927	12,219
2025-10-07	$20.51	$18.00	42.4%	14.6%	31.2%	28.6%	50.7%	-6.7%	-5.0%	44.6K	-19.4M	-77.8K	0.01	66.71	N/A	N/A	1,005	9	15,987	12,221
2025-10-08	$20.38	$17.00	41.5%	15.0%	30.3%	27.4%	48.9%	6.1%	-7.3%	48.1K	-18.8M	-77.4K	0.03	62.71	N/A	N/A	172	6	16,042	12,223
2025-10-09	$20.21	$17.00	40.2%	15.2%	30.3%	25.8%	51.2%	3.3%	-8.6%	43.3K	-18.1M	-78.7K	0.83	68.59	N/A	N/A	60	50	15,983	12,227
2025-10-10	$19.68	$17.00	36.6%	18.3%	31.9%	21.2%	50.9%	10.0%	-9.4%	29.2K	-16.3M	-79.0K	0.15	100.68	N/A	N/A	153	23	15,983	12,227
2025-10-13	$20.10	$17.00	42.7%	14.6%	32.6%	29.1%	53.4%	2.5%	-3.8%	32.2K	-17.6M	-77.1K	0.06	71.42	N/A	N/A	205	13	15,994	12,244
2025-10-14	$20.27	$18.00	54.8%	14.8%	32.6%	44.8%	50.7%	3.7%	-5.2%	54.1K	-17.8M	-79.4K	0.02	80.49	N/A	N/A	140	3	16,131	12,256
2025-10-15	$20.58	$18.00	50.7%	14.5%	32.4%	39.5%	50.9%	7.0%	-6.4%	82.5K	-17.8M	-80.0K	0.02	80.26	N/A	N/A	51	1	16,156	12,256
2025-10-16	$20.43	$18.00	56.6%	16.2%	29.9%	47.2%	53.8%	16.9%	-6.6%	58.0K	-18.7M	-76.3K	0.01	90.87	N/A	N/A	970	14	16,113	12,256
2025-10-17	$21.41	$18.00	62.1%	17.8%	33.7%	54.4%	55.8%	26.5%	-7.6%	54.4K	-21.9M	-74.6K	0.15	84.71	N/A	N/A	876	131	16,331	12,254
2025-10-20	$21.77	$19.00	51.2%	14.7%	33.9%	40.1%	51.4%	2.7%	-4.5%	90.3K	-14.9M	-74.1K	0.19	43.24	N/A	N/A	198	38	12,323	11,182
2025-10-21	$21.59	$19.00	53.5%	15.3%	30.4%	43.1%	53.3%	5.3%	-9.7%	95.1K	-14.7M	-72.8K	0.06	53.11	N/A	N/A	66	4	12,379	11,233
2025-10-22	$21.59	$19.00	56.4%	16.2%	30.5%	46.9%	56.3%	20.9%	-9.2%	83.3K	-14.3M	-72.7K	0.42	89.65	N/A	N/A	77	32	12,394	11,237
2025-10-23	$21.65	$19.00	53.8%	15.4%	30.5%	43.5%	53.5%	2.1%	-9.3%	96.4K	-15.1M	-71.7K	0.17	63.74	N/A	N/A	47	8	12,388	11,267
2025-10-24	$22.09	$19.00	40.9%	11.7%	28.6%	26.7%	51.5%	0.7%	-4.4%	112.3K	-16.2M	-69.2K	0.00	77.63	N/A	N/A	225	1	12,404	11,269
2025-10-27	$22.30	$19.00	47.2%	13.5%	28.6%	34.9%	55.3%	6.8%	-0.3%	121.7K	-16.9M	-66.5K	0.02	63.96	N/A	N/A	391	6	12,445	11,269
2025-10-28	$22.01	$19.00	54.0%	15.5%	28.9%	43.8%	54.2%	12.3%	-5.9%	121.0K	-16.2M	-68.9K	40.88	76.05	N/A	N/A	125	5,110	12,612	11,269
2025-10-29	$22.63	$19.00	65.4%	18.7%	27.4%	58.6%	57.8%	9.5%	-12.0%	-4.3K	-14.9M	-86.0K	45.79	105.50	N/A	N/A	106	4,854	12,639	16,287
2025-10-30	$22.60	$19.00	53.3%	15.3%	26.7%	42.9%	56.3%	5.4%	-13.4%	-172.0K	-11.1M	-102.6K	0.04	70.27	N/A	N/A	145	6	12,650	21,125
2025-10-31	$22.40	$19.00	75.1%	21.5%	27.1%	71.3%	64.7%	29.0%	-15.0%	-213.6K	-11.6M	-97.9K	4.66	86.92	N/A	N/A	274	1,277	12,656	21,129