NIO Options History — May 2025

In May 2025, NIO traded between $3.55 and $4.20. ATM implied volatility averaged 67.8%, placing in the 19.3% IV rank vs the trailing year. The 30-day expected move averaged 19.4%. IV traded above realized volatility by 12.3% (HV 20d: 55.5%). Max pain ranged from $4.00 to $4.50. Net GEX was positive for 19 of 21 trading days. Term structure was in contango for 5 of 21 days. Put/call ratio averaged 0.41.

Notable Days

  • 2025-05-12: Highest Volume — 159,548 contracts
  • 2025-05-16: Largest IV drop — 6.7% change
  • 2025-05-14: Highest IV Rank — 24.5%
  • 2025-05-06: Largest Expected Move — 20.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.92$3.55$4.20$3.96$3.55
Max Pain$4.05$4.00$4.50$4.50$4.00
ATM IV67.8%65.0%70.5%69.7%67.5%
Expected Move19.4%18.0%20.5%19.1%20.3%
HV 20d55.5%35.5%79.3%79.3%36.5%
HV 60d74.1%70.0%76.0%76.0%70.1%
IV Rank19.3%13.8%24.5%22.8%18.6%
IV Percentile24.5%9.1%39.7%33.3%23.8%
Term Structure-1.5%-13.9%10.3%1.6%-3.9%
VWIV71.1%66.4%76.4%68.5%73.6%
Skew 25d-4.6%-10.7%-0.1%-4.7%-4.6%
Skew 10d-15.1%-36.5%-2.2%-29.6%-25.3%
Call IV 25d73.0%68.9%76.5%72.9%75.5%
Put IV 25d68.4%62.9%73.6%68.2%70.9%
Bid-Ask Spread %7.212.3525.4417.0117.88
Gamma HHI0.120.100.140.110.12
Net GEX1.0M-280.7K2.2M1.6M-280.7K
Net DEX-12.0M-47.0M31.8M-24.0M31.8M
Net VEX-2.4M-2.6M-2.1M-2.5M-2.1M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.410.180.890.280.89
Total Volume80,86639,624159,54873,220117,507
Total OI3,363,645.8573,018,2273,609,2063,583,3703,174,555

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-05-01$3.96$4.5069.7%19.1%79.3%22.8%68.5%-4.7%1.6%1.6M-24.0M-2.5M0.2817.0157,04516,1752,223,5611,359,809
2025-05-02$4.03$4.5065.8%18.0%79.1%15.4%66.4%-5.1%-2.6%1.6M-37.5M-2.5M0.7025.4460,09641,7822,233,4451,365,866
2025-05-05$3.98$4.0069.7%20.0%73.3%22.9%75.8%-2.3%-7.1%1.7M-26.4M-2.6M0.473.8750,25323,4322,177,0021,336,263
2025-05-06$3.92$4.0070.2%20.5%71.3%23.9%75.9%-3.3%1.6%1.4M-6.3M-2.5M0.324.4037,93112,0202,190,7851,348,051
2025-05-07$3.84$4.0069.8%19.9%64.0%23.1%73.0%-10.7%-13.9%1.2M15.9M-2.4M0.274.9031,1588,4662,203,2111,351,598
2025-05-08$3.98$4.0070.0%20.0%59.2%23.4%76.4%-0.9%-2.0%1.4M-10.2M-2.4M0.364.4758,13720,7172,210,7951,354,774
2025-05-09$3.99$4.0069.1%19.6%58.4%21.8%72.5%-4.7%-4.4%1.6M-11.5M-2.4M0.244.4561,96115,1242,218,7131,366,440
2025-05-12$4.20$4.0070.4%19.4%55.5%24.2%70.9%-0.1%-2.5%2.2M-47.0M-2.5M0.294.23123,21236,3362,163,8181,334,445
2025-05-13$4.13$4.0069.6%19.3%55.3%22.6%72.8%-2.9%-2.6%2.2M-40.1M-2.6M0.544.4347,14625,6012,206,4801,352,496
2025-05-14$4.12$4.0070.5%19.7%55.3%24.5%71.9%-5.0%-0.9%2.1M-31.4M-2.4M0.445.4439,72617,5012,212,4921,363,577
2025-05-15$3.98$4.0069.8%19.4%55.1%23.1%70.5%-4.2%-2.9%1.7M2.0M-2.4M0.585.2245,85726,6762,218,3611,372,615
2025-05-16$4.09$4.0065.1%18.4%55.6%14.1%67.2%-6.2%-2.5%749.0K-34.2M-2.4M0.272.9163,40617,1002,227,3581,381,848
2025-05-19$4.04$4.0065.4%18.6%55.9%14.6%66.6%-1.8%-2.3%607.7K-25.2M-2.4M0.434.4851,63322,1651,794,4511,223,776
2025-05-20$3.98$4.0065.3%18.7%54.8%14.5%67.6%-4.8%-1.0%357.0K-27.6M-2.4M0.183.9646,8978,4931,817,3751,236,753
2025-05-21$3.94$4.0065.0%18.6%51.7%13.8%70.1%-7.5%1.6%276.3K-19.2M-2.4M0.414.0754,07022,1101,837,3651,242,075
2025-05-22$3.88$4.0065.4%18.7%47.8%14.6%67.4%-5.4%-3.2%109.5K-9.0M-2.3M0.423.5547,01819,6501,850,9621,253,750
2025-05-23$3.79$4.0066.6%19.1%46.3%17.0%69.8%-6.8%-0.3%247.4K5.6M-2.3M0.3311.2448,12915,6611,856,4531,260,779
2025-05-27$3.67$4.0066.1%19.1%37.9%16.0%72.3%-6.6%8.6%-26.0K19.1M-2.2M0.3110.92109,65833,8681,820,0921,230,376
2025-05-28$3.67$4.0066.3%20.1%37.7%16.4%70.9%-3.4%10.3%226.3K11.1M-2.2M0.596.2256,14832,8571,875,7291,230,887
2025-05-29$3.67$4.0067.0%20.3%35.5%17.8%72.9%-5.4%-3.7%93.1K11.9M-2.2M0.292.3558,62316,8411,905,7231,251,659
2025-05-30$3.55$4.0067.5%20.3%36.5%18.6%73.6%-4.6%-3.9%-280.7K31.8M-2.1M0.8917.8862,17355,3341,914,9521,259,603