OUST Options History — October 2025

In October 2025, OUST traded between $27.48 and $37.34. ATM implied volatility averaged 122.3%, placing in the 56.0% IV rank vs the trailing year. The 30-day expected move averaged 35.2%. IV traded above realized volatility by 14.8% (HV 20d: 107.5%). Max pain ranged from $21.00 to $29.00. Net GEX was positive for 22 of 23 trading days. Term structure was in contango for 9 of 23 days. Put/call ratio averaged 0.53.

Notable Days

2025-10-15: Highest Volume — 15,391 contracts
2025-10-06: Largest IV spike — 14.7% change
2025-10-16: Highest IV Rank — 66.7%
2025-10-31: Largest Expected Move — 41.2%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$31.97	$27.48	$37.34	$27.48	$33.03
Max Pain	$22.57	$21.00	$29.00	$29.00	$23.00
ATM IV	122.3%	90.6%	134.9%	90.6%	132.9%
Expected Move	35.2%	26.2%	41.2%	26.2%	41.2%
HV 20d	107.5%	82.1%	132.0%	82.1%	131.2%
HV 60d	98.1%	90.5%	104.9%	93.5%	104.9%
IV Rank	56.0%	32.8%	66.7%	32.8%	64.6%
IV Percentile	83.3%	36.1%	95.2%	36.1%	93.7%
Term Structure	-0.9%	-11.4%	16.4%	14.1%	-6.9%
VWIV	125.0%	93.3%	143.0%	93.3%	142.9%
Skew 25d	-12.1%	-50.0%	5.6%	-4.6%	-16.3%
Skew 10d	-15.7%	-39.4%	6.0%	-6.6%	-21.0%
Call IV 25d	129.7%	94.3%	149.6%	94.3%	147.5%
Put IV 25d	117.6%	70.2%	134.3%	89.7%	131.2%
Bid-Ask Spread %	36.74	27.14	45.95	43.52	39.17
Gamma HHI	0.08	0.05	0.23	0.10	0.06
Net GEX	503.7K	-343.0K	1.2M	39.8K	604.3K
Net DEX	-91.7M	-140.5M	-51.6M	-51.6M	-100.3M
Net VEX	-310.6K	-344.5K	-282.1K	-282.1K	-333.8K
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.53	0.16	1.64	0.51	0.35
Total Volume	6,886.478	2,416	15,391	2,647	2,728
Total OI	79,353.043	71,705	87,693	73,897	87,693

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	$27.48	$29.00	90.6%	26.2%	82.1%	32.8%	93.3%	-4.6%	14.1%	39.8K	-51.6M	-282.1K	0.51	43.52	N/A	N/A	1,750	897	49,084	24,813
2025-10-02	$28.51	$28.00	95.3%	26.8%	82.2%	37.0%	96.0%	-5.1%	16.4%	192.4K	-61.0M	-289.2K	0.35	35.58	N/A	N/A	2,219	777	49,871	25,283
2025-10-03	$29.87	$28.00	97.6%	26.5%	83.0%	39.0%	93.7%	-7.3%	15.2%	374.8K	-74.2M	-293.7K	0.46	41.85	N/A	N/A	3,823	1,752	50,685	25,483
2025-10-06	$32.66	$21.00	112.0%	33.1%	88.0%	50.5%	111.6%	-1.3%	0.7%	615.0K	-94.4M	-297.9K	0.45	33.78	N/A	N/A	5,834	2,652	48,124	23,749
2025-10-07	$33.17	$21.00	113.5%	32.3%	88.0%	51.9%	113.0%	-0.7%	-0.3%	788.7K	-102.2M	-306.7K	0.50	32.22	N/A	N/A	4,516	2,252	50,751	25,227
2025-10-08	$30.66	$21.00	115.4%	31.9%	93.1%	53.5%	113.7%	-50.0%	0.4%	444.6K	-81.0M	-296.3K	0.27	28.46	N/A	N/A	3,925	1,054	52,047	26,755
2025-10-09	$30.63	$21.00	113.7%	31.8%	87.0%	44.5%	112.4%	-7.9%	0.8%	412.0K	-80.3M	-301.6K	0.39	31.99	N/A	N/A	1,738	678	52,763	27,255
2025-10-10	$27.95	$21.00	119.1%	32.6%	89.7%	50.1%	116.6%	-17.6%	-1.2%	-343.0K	-55.6M	-286.0K	1.64	36.95	N/A	N/A	3,403	5,565	52,903	27,502
2025-10-13	$30.98	$21.00	118.5%	33.2%	97.1%	49.3%	116.6%	-7.4%	-1.8%	459.2K	-81.1M	-297.6K	0.27	35.67	N/A	N/A	3,309	891	49,718	21,987
2025-10-14	$35.31	$21.00	130.8%	34.1%	106.8%	62.4%	123.4%	5.6%	-8.6%	881.3K	-121.3M	-308.6K	0.37	39.79	N/A	N/A	10,295	3,764	51,478	22,308
2025-10-15	$37.13	$21.00	134.5%	37.5%	107.3%	66.3%	133.5%	-7.2%	-4.3%	1.2M	-140.5M	-317.4K	0.16	39.05	N/A	N/A	13,256	2,135	54,571	24,747
2025-10-16	$31.64	$21.00	134.9%	37.5%	116.1%	66.7%	135.0%	-20.9%	-7.0%	580.9K	-88.6M	-303.8K	0.34	35.51	N/A	N/A	5,371	1,837	55,542	25,737
2025-10-17	$29.59	$21.00	128.8%	36.8%	118.0%	60.2%	129.7%	-11.3%	-3.9%	38.8K	-68.3M	-295.9K	1.02	29.11	N/A	N/A	4,632	4,730	57,207	25,923
2025-10-20	$30.28	$22.00	127.2%	36.0%	118.4%	58.6%	127.8%	-15.7%	-4.2%	249.1K	-77.0M	-302.9K	0.40	31.83	N/A	N/A	2,698	1,076	50,990	23,657
2025-10-21	$31.27	$22.00	129.6%	36.9%	118.1%	61.1%	131.5%	-16.7%	-5.4%	434.2K	-86.3M	-309.9K	0.45	27.14	N/A	N/A	5,737	2,606	52,517	24,257
2025-10-22	$29.31	$22.00	131.8%	37.8%	112.4%	63.5%	136.9%	-13.5%	-6.4%	222.4K	-71.3M	-309.1K	0.58	37.39	N/A	N/A	4,414	2,579	55,199	25,779
2025-10-23	$32.98	$22.00	133.1%	38.5%	119.6%	64.8%	140.6%	-8.3%	-6.7%	665.0K	-103.7M	-330.2K	0.30	39.49	N/A	N/A	5,059	1,496	55,950	27,632
2025-10-24	$35.75	$22.00	133.2%	39.1%	120.8%	64.9%	140.0%	-10.3%	-11.4%	1.0M	-128.5M	-333.4K	1.11	37.24	N/A	N/A	5,058	5,617	57,064	28,122
2025-10-27	$37.34	$22.00	131.9%	39.9%	120.9%	63.5%	141.4%	-13.7%	2.8%	813.2K	-134.2M	-336.2K	0.82	41.68	N/A	N/A	6,445	5,277	52,680	24,268
2025-10-28	$33.05	$23.00	129.1%	41.0%	130.2%	60.6%	142.3%	-17.6%	0.5%	619.3K	-101.6M	-327.8K	0.42	45.95	N/A	N/A	5,282	2,193	55,705	28,639
2025-10-29	$34.27	$23.00	130.7%	40.2%	130.5%	62.3%	139.9%	-16.6%	-4.8%	672.3K	-110.6M	-344.5K	0.70	39.24	N/A	N/A	2,477	1,730	56,056	29,772
2025-10-30	$32.54	$23.00	128.4%	38.7%	132.0%	59.9%	143.0%	-13.9%	0.7%	526.8K	-95.2M	-339.7K	0.27	42.45	N/A	N/A	2,245	617	56,647	30,980
2025-10-31	$33.03	$23.00	132.9%	41.2%	131.2%	64.6%	142.9%	-16.3%	-6.9%	604.3K	-100.3M	-333.8K	0.35	39.17	N/A	N/A	2,017	711	57,487	30,206