SRTS Options History — October 2025

In October 2025, SRTS traded between $3.18 and $3.55. ATM implied volatility averaged 138.8%, placing in the 35.9% IV rank vs the trailing year. The 30-day expected move averaged 32.2%. IV traded above realized volatility by 104.1% (HV 20d: 34.7%). Max pain ranged from $3.00 to $4.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 7 of 23 days. Put/call ratio averaged 0.06.

Notable Days

2025-10-17: Highest Volume — 127 contracts
2025-10-02: Largest IV spike — 123.7% change
2025-10-14: Highest IV Rank — 100.0%
2025-10-22: Largest Expected Move — 54.6%

Monthly Statistics

Metric	Avg	Min	Max	Open	Close
Price	$3.29	$3.18	$3.55	$3.18	$3.18
Max Pain	$3.13	$3.00	$4.00	$4.00	$3.00
ATM IV	138.8%	47.0%	336.0%	51.3%	155.1%
Expected Move	32.2%	14.7%	54.6%	14.7%	44.5%
HV 20d	34.7%	23.1%	39.2%	23.1%	34.7%
HV 60d	104.0%	97.6%	110.1%	109.5%	97.6%
IV Rank	35.9%	3.4%	100.0%	5.1%	39.2%
IV Percentile	79.0%	5.6%	100.0%	11.1%	89.3%
Term Structure	-10.1%	-177.9%	262.2%	7.0%	-42.9%
VWIV	94.1%	49.8%	121.9%	49.8%	121.9%
Skew 25d	54.1%	10.9%	143.1%	12.8%	42.9%
Skew 10d	95.8%	-48.4%	229.2%	165.7%	-13.5%
Call IV 25d	85.3%	43.2%	141.8%	52.1%	78.3%
Put IV 25d	139.3%	64.9%	187.4%	64.9%	121.2%
Bid-Ask Spread %	124.72	100.25	162.07	105.64	129.97
Gamma HHI	0.41	0.34	0.52	0.45	0.41
Net GEX	719	54	2.3K	143	169
Net DEX	-25.2K	-82.3K	102.4K	102.4K	-33.3K
Net VEX	-768	-902	-580	-580	-649
Div Yield	0.0%	0.0%	0.0%	0.0%	0.0%
P/C Ratio	0.06	0.00	0.71	0.00	0.00
Total Volume	25.652	0	127	110	7
Total OI	1,702.348	1,215	2,240	1,936	1,232

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	$3.18	$4.00	51.3%	14.7%	23.1%	5.1%	0.0%	12.8%	7.0%	143	102.4K	-580	0.00	105.64	N/A	N/A	110	0	1,123	813
2025-10-02	$3.33	$4.00	114.9%	32.9%	27.3%	30.3%	0.0%	135.2%	17.8%	778	30.0K	-831	0.00	104.79	N/A	N/A	91	0	1,233	813
2025-10-03	$3.38	$4.00	133.5%	38.3%	27.7%	37.6%	0.0%	143.1%	-24.4%	1.0K	11.8K	-869	0.25	109.80	N/A	N/A	4	1	1,306	813
2025-10-06	$3.40	$3.00	94.7%	18.2%	26.5%	22.3%	49.8%	50.2%	14.7%	1.0K	25.5K	-821	0.00	106.63	N/A	N/A	108	0	1,306	813
2025-10-07	$3.55	$3.00	47.0%	23.2%	29.9%	3.4%	79.4%	10.9%	-24.9%	1.6K	-11.4K	-902	0.71	113.76	N/A	N/A	14	10	1,411	813
2025-10-08	$3.45	$3.00	88.1%	19.3%	31.8%	19.7%	57.9%	47.4%	10.5%	1.3K	2.6K	-894	0.00	103.19	N/A	N/A	2	0	1,424	816
2025-10-09	$3.42	$3.00	131.7%	19.8%	32.1%	36.9%	0.0%	18.3%	1.3%	1.2K	5.1K	-884	0.25	100.25	N/A	N/A	4	1	1,424	816
2025-10-10	$3.26	$3.00	225.7%	32.8%	36.5%	74.1%	0.0%	46.2%	-34.3%	2.3K	-82.3K	-873	0.00	126.17	N/A	N/A	2	0	1,420	571
2025-10-13	$3.23	$3.00	290.4%	30.4%	36.2%	99.8%	0.0%	44.7%	-18.8%	2.1K	-69.3K	-849	0.00	128.10	N/A	N/A	1	0	1,421	571
2025-10-14	$3.22	$3.00	336.0%	29.0%	36.1%	100.0%	0.0%	46.5%	-18.5%	2.0K	-53.6K	-795	0.00	130.21	N/A	N/A	4	0	1,421	571
2025-10-15	$3.34	$3.00	102.9%	29.5%	37.2%	21.7%	0.0%	87.4%	1.9%	166	-58.5K	-808	0.00	136.69	N/A	N/A	8	0	1,421	571
2025-10-16	$3.26	$3.00	106.3%	30.5%	38.1%	22.8%	0.0%	46.2%	262.2%	330	-47.6K	-787	0.00	133.23	N/A	N/A	20	0	1,426	571
2025-10-17	$3.21	$3.00	115.8%	33.2%	38.1%	26.0%	0.0%	53.0%	-25.0%	194	-48.2K	-786	0.02	127.87	N/A	N/A	125	2	1,446	571
2025-10-20	$3.21	$3.00	117.7%	33.7%	38.0%	26.6%	115.7%	52.8%	-17.0%	217	-33.9K	-720	0.00	123.44	N/A	N/A	5	0	706	509
2025-10-21	$3.23	$3.00	104.3%	29.9%	37.8%	22.1%	0.0%	36.8%	-17.6%	283	-26.1K	-705	0.00	132.35	N/A	N/A	5	0	707	509
2025-10-22	$3.23	$3.00	190.5%	54.6%	37.6%	51.1%	0.0%	43.7%	-177.9%	54	-37.8K	-706	0.00	157.54	N/A	N/A	0	0	712	509
2025-10-23	$3.34	$3.00	112.5%	32.3%	39.0%	24.9%	0.0%	43.1%	-22.1%	395	-52.5K	-736	0.00	117.78	N/A	N/A	0	0	712	509
2025-10-24	$3.35	$3.00	126.6%	36.3%	38.5%	29.6%	119.2%	21.2%	-19.3%	223	-35.3K	-701	0.00	127.83	N/A	N/A	14	0	712	509
2025-10-27	$3.28	$3.00	135.0%	38.7%	38.7%	32.5%	114.9%	64.0%	-40.3%	276	-51.3K	-722	0.00	136.53	N/A	N/A	47	0	717	509
2025-10-28	$3.24	$3.00	130.4%	37.4%	39.0%	30.9%	121.9%	52.1%	-33.3%	272	-33.1K	-688	0.00	123.05	N/A	N/A	1	0	724	509
2025-10-29	$3.20	$3.00	156.7%	44.9%	39.2%	39.7%	0.0%	41.7%	-18.8%	199	-30.1K	-685	0.00	162.07	N/A	N/A	3	0	723	509
2025-10-30	$3.19	$3.00	125.0%	35.8%	35.3%	29.1%	0.0%	103.4%	-12.1%	387	-51.5K	-681	0.00	131.69	N/A	N/A	1	0	723	509
2025-10-31	$3.18	$3.00	155.1%	44.5%	34.7%	39.2%	0.0%	42.9%	-42.9%	169	-33.3K	-649	0.00	129.97	N/A	N/A	7	0	723	509