OUST Options History — September 2025

In September 2025, OUST traded between $27.05 and $34.98. ATM implied volatility averaged 88.9%, placing in the 32.1% IV rank vs the trailing year. The 30-day expected move averaged 25.6%. IV traded above realized volatility by 5.6% (HV 20d: 83.3%). Max pain ranged from $28.00 to $29.50. Net GEX was positive for 11 of 21 trading days. Term structure was in contango for 13 of 21 days. Put/call ratio averaged 0.62.

Notable Days

  • 2025-09-19: Highest Volume — 14,183 contracts
  • 2025-09-18: Largest IV spike — 6.2% change
  • 2025-09-23: Highest IV Rank — 37.4%
  • 2025-09-23: Largest Expected Move — 27.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$29.68$27.05$34.98$27.95$27.05
Max Pain$28.93$28.00$29.50$29.00$29.00
ATM IV88.9%82.5%95.8%86.3%90.8%
Expected Move25.6%23.7%27.7%24.9%25.9%
HV 20d83.3%63.5%100.3%99.6%82.4%
HV 60d98.1%93.4%109.0%109.0%93.9%
IV Rank32.1%28.1%37.4%31.5%33.0%
IV Percentile34.4%21.0%52.4%26.6%36.5%
Term Structure1.6%-2.7%15.7%3.0%13.5%
VWIV90.8%83.4%99.4%87.6%92.7%
Skew 25d-2.8%-7.4%1.9%-1.3%-0.9%
Skew 10d-3.1%-9.4%10.6%-4.6%4.7%
Call IV 25d92.3%84.3%100.2%89.8%94.9%
Put IV 25d89.4%81.4%97.6%88.5%94.0%
Bid-Ask Spread %25.8613.4258.1656.4142.89
Gamma HHI0.140.060.270.240.11
Net GEX-12.4K-675.9K1.2M-474.1K-2.1K
Net DEX-63.3M-114.7M-38.1M-43.9M-47.3M
Net VEX-267.3K-290.2K-247.7K-257.8K-277.8K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.620.181.800.820.37
Total Volume5,737.9521,44714,1833,7253,405
Total OI73,590.38167,23179,50870,62872,942

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-09-02$27.95$29.0086.3%24.9%99.6%31.5%87.6%-1.3%3.0%-474.1K-43.9M-257.8K0.8256.41N/AN/A2,0491,67639,27431,354
2025-09-03$27.24$29.0085.1%23.7%100.3%30.5%83.4%0.3%0.2%-675.9K-38.1M-255.0K0.5158.16N/AN/A1,23263039,95932,259
2025-09-04$28.19$29.0082.5%24.0%99.2%28.3%84.9%-0.7%3.4%-410.2K-46.8M-257.5K0.6917.49N/AN/A2,0371,41540,20732,502
2025-09-05$27.42$29.0082.8%24.1%100.1%28.5%85.9%-4.7%1.2%-644.2K-40.4M-255.1K0.7520.12N/AN/A1,32498940,55732,873
2025-09-08$28.27$29.0084.7%24.4%94.1%30.1%86.6%-2.2%0.1%-429.9K-49.3M-250.4K0.6217.34N/AN/A1,8641,15838,91428,317
2025-09-09$28.48$29.0085.2%24.5%88.1%30.6%86.4%-3.1%0.5%-374.2K-51.6M-250.6K0.8421.15N/AN/A78766039,90928,934
2025-09-10$28.23$29.0085.7%24.0%88.1%28.5%85.1%0.5%-0.8%-453.1K-50.0M-247.7K1.6918.34N/AN/A2,6844,54340,25629,187
2025-09-11$30.97$29.0086.6%25.0%76.5%29.2%87.1%-2.5%1.1%87.7K-70.5M-257.9K0.9413.42N/AN/A4,8834,59540,98432,454
2025-09-12$28.90$29.0085.3%24.6%75.3%28.1%86.9%-4.5%1.3%-454.3K-55.8M-265.7K0.4215.63N/AN/A5,6062,36043,64633,946
2025-09-15$28.80$29.0089.2%25.7%75.2%31.6%91.1%-3.6%-0.9%-212.9K-58.2M-264.5K0.2416.82N/AN/A5,5311,30843,58228,591
2025-09-16$29.65$29.0087.6%25.2%65.3%30.2%90.0%-2.6%-1.1%14.7K-66.5M-262.3K0.3622.80N/AN/A2,9161,05445,08129,231
2025-09-17$30.83$28.0089.3%25.6%63.5%31.7%89.7%-0.5%0.5%354.4K-78.1M-265.4K0.2922.32N/AN/A4,0241,16946,01829,365
2025-09-18$34.42$28.0094.9%27.2%73.9%36.6%95.9%-3.5%-1.6%893.6K-110.0M-271.6K0.1818.60N/AN/A9,7731,72647,62529,692
2025-09-19$34.96$29.0092.3%26.6%73.9%34.3%93.5%-3.5%-1.6%1.2M-114.7M-274.0K1.8019.28N/AN/A5,0699,11448,78030,522
2025-09-22$34.98$29.0094.6%27.5%73.6%36.3%96.5%1.9%-1.5%607.3K-101.2M-282.6K0.4921.74N/AN/A4,0001,95743,49327,096
2025-09-23$33.30$29.0095.8%27.7%75.5%37.4%97.7%-3.3%-2.7%556.1K-90.3M-290.2K0.3217.84N/AN/A3,6881,18645,45528,317
2025-09-24$29.54$29.5095.3%27.5%87.3%36.9%99.4%-6.7%-1.0%83.3K-61.3M-280.4K0.3525.75N/AN/A6,7162,34146,38428,968
2025-09-25$28.94$29.0092.7%27.5%87.2%34.6%98.2%-6.2%3.0%92.1K-58.2M-289.0K0.4930.80N/AN/A2,2151,08549,31529,483
2025-09-26$27.70$29.0091.3%26.1%87.3%33.4%92.6%-7.4%0.5%845-48.0M-280.1K0.4332.12N/AN/A5,0252,15549,64229,866
2025-09-29$27.38$29.0089.5%26.0%82.6%31.8%95.3%-5.3%15.7%8.2K-49.5M-277.3K0.4133.98N/AN/A3,2301,31846,73123,687
2025-09-30$27.05$29.0090.8%25.9%82.4%33.0%92.7%-0.9%13.5%-2.1K-47.3M-277.8K0.3742.89N/AN/A2,48891748,34924,593