NIO Options History — August 2025

In August 2025, NIO traded between $4.46 and $6.67. ATM implied volatility averaged 78.4%, placing in the 48.7% IV rank vs the trailing year. The 30-day expected move averaged 22.4%. IV traded above realized volatility by 2.4% (HV 20d: 76.0%). Max pain ranged from $3.50 to $4.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 6 of 21 days. Put/call ratio averaged 0.35.

Notable Days

  • 2025-08-22: Highest Volume — 921,820 contracts
  • 2025-08-22: Largest IV spike — 17.5% change
  • 2025-08-27: Highest IV Rank — 80.8%
  • 2025-08-27: Largest Expected Move — 27.9%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$5.26$4.46$6.67$4.94$6.33
Max Pain$3.64$3.50$4.00$4.00$4.00
ATM IV78.4%69.0%98.1%74.4%93.3%
Expected Move22.4%20.1%27.9%21.7%26.1%
HV 20d76.0%65.4%91.2%65.4%89.9%
HV 60d58.0%50.6%67.9%50.6%67.6%
IV Rank48.7%33.4%80.8%42.2%73.0%
IV Percentile67.4%36.1%96.8%62.7%94.4%
Term Structure-0.9%-3.6%2.1%-0.6%-3.2%
VWIV82.6%71.9%113.0%78.3%94.1%
Skew 25d-11.9%-24.2%-4.2%-7.7%-23.1%
Skew 10d-22.9%-64.3%20.2%-19.8%-44.4%
Call IV 25d89.9%77.0%117.6%83.9%113.4%
Put IV 25d78.0%69.4%93.4%76.3%90.3%
Bid-Ask Spread %4.462.9710.623.983.91
Gamma HHI0.110.090.140.110.09
Net GEX4.2M2.3M6.6M3.9M5.4M
Net DEX-462.6M-854.2M-226.9M-391.8M-743.9M
Net VEX-3.4M-4.1M-3.1M-3.4M-4.0M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.350.190.640.280.64
Total Volume264,48573,818921,820195,189313,303
Total OI4,132,760.7623,907,2474,488,3954,171,1094,488,395

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-08-01$4.94$4.0074.4%21.7%65.4%42.2%78.3%-7.7%-0.6%3.9M-391.8M-3.4M0.283.98152,99442,1952,489,6101,681,499
2025-08-04$4.61$3.5071.6%20.9%70.5%37.7%81.3%-12.5%-1.0%3.0M-296.3M-3.2M0.403.81158,31062,8532,369,6521,631,932
2025-08-05$4.50$3.5069.0%20.6%71.6%33.4%77.9%-12.8%2.1%2.7M-266.0M-3.2M0.284.79109,11830,1822,414,8031,660,446
2025-08-06$4.62$3.5070.8%20.4%71.5%36.3%75.4%-11.4%1.7%3.3M-292.9M-3.2M0.214.5766,38913,6742,445,6541,664,359
2025-08-07$4.67$3.5073.2%20.1%70.4%40.2%71.9%-7.9%-2.6%3.5M-310.8M-3.2M0.484.0650,02823,7902,456,2691,669,686
2025-08-08$4.84$3.5073.0%20.5%68.6%39.9%72.5%-11.1%-2.0%3.7M-358.8M-3.2M0.343.6464,20121,5892,462,5221,681,425
2025-08-11$4.92$3.5074.0%20.5%66.2%41.6%75.7%-5.2%-2.4%4.0M-370.2M-3.3M0.403.5399,20640,0832,386,0921,649,624
2025-08-12$4.50$3.5074.9%21.0%74.3%42.9%76.9%-9.3%-2.0%2.9M-245.6M-3.1M0.544.04171,83492,2312,413,2651,663,731
2025-08-13$4.62$3.5072.5%21.1%73.6%39.1%77.5%-8.8%0.6%3.0M-276.1M-3.2M0.193.6274,46514,3172,440,8071,691,224
2025-08-14$4.46$3.5070.7%20.5%70.8%36.1%73.4%-8.1%1.3%2.3M-226.9M-3.1M0.343.0276,11825,5772,460,2391,697,970
2025-08-15$4.79$3.5071.1%20.6%75.2%36.8%73.2%-4.2%0.9%3.3M-338.3M-3.2M0.203.99125,71525,6452,484,0251,699,364
2025-08-18$4.86$3.5072.5%20.9%75.1%39.1%74.1%-7.3%-1.5%3.6M-335.4M-3.2M0.252.9798,84625,0352,306,4241,600,823
2025-08-19$5.08$3.5073.2%20.9%67.2%40.2%75.3%-6.8%-1.4%4.6M-402.0M-3.3M0.304.46167,81751,0912,350,8981,612,271
2025-08-20$5.08$3.5072.9%20.9%66.9%39.7%74.7%-7.4%-1.0%4.9M-405.3M-3.3M0.4010.6292,73637,3902,394,1591,631,186
2025-08-21$5.54$3.5075.7%21.8%72.9%44.2%76.4%-10.0%-1.7%6.4M-570.8M-3.4M0.285.85481,070132,5342,419,1531,643,960
2025-08-22$6.37$3.5088.9%25.5%86.8%65.8%93.6%-11.3%-0.5%5.5M-823.4M-3.6M0.246.20741,613180,2072,431,1001,700,768
2025-08-25$6.14$4.0089.0%25.6%87.9%66.0%95.8%-16.5%-1.6%4.5M-663.4M-3.7M0.473.74348,035164,8082,307,7641,727,793
2025-08-26$6.67$4.0094.3%27.5%90.3%74.5%113.0%-23.1%0.4%6.0M-854.2M-3.9M0.344.45402,320138,1372,408,4801,780,055
2025-08-27$6.34$4.0098.1%27.9%91.2%80.8%103.5%-24.2%-3.6%5.3M-749.8M-3.9M0.404.73315,168125,9192,510,9671,819,595
2025-08-28$6.50$4.0093.0%26.0%88.7%72.4%100.4%-21.0%-1.3%6.6M-791.8M-4.1M0.383.61143,10354,5392,585,0821,854,905
2025-08-29$6.33$4.0093.3%26.1%89.9%73.0%94.1%-23.1%-3.2%5.4M-743.9M-4.0M0.643.91191,115122,1882,614,9181,873,477