CAR Options History — August 2025

In August 2025, CAR traded between $147.38 and $162.84. ATM implied volatility averaged 44.7%, placing in the 3.1% IV rank vs the trailing year. The 30-day expected move averaged 12.9%. IV traded below realized volatility by 21.4% (HV 20d: 66.0%). Max pain ranged from $155.00 to $180.00. Net GEX was positive for 0 of 21 trading days. Term structure was in contango for 16 of 21 days. Put/call ratio averaged 3.56.

Notable Days

  • 2025-08-07: Highest Volume — 43,952 contracts
  • 2025-08-22: Largest IV drop — 8.6% change
  • 2025-08-21: Highest IV Rank — 9.7%
  • 2025-08-01: Largest Expected Move — 14.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$156.39$147.38$162.84$162.84$158.19
Max Pain$159.52$155.00$180.00$180.00$155.00
ATM IV44.7%40.9%50.7%50.7%42.7%
Expected Move12.9%12.0%14.6%14.6%12.2%
HV 20d66.0%37.6%75.0%74.4%37.6%
HV 60d66.3%65.2%66.6%66.5%65.2%
IV Rank3.1%0.0%9.7%6.6%2.7%
IV Percentile2.0%0.0%9.5%9.5%2.4%
Term Structure0.9%-1.3%3.6%0.2%2.0%
VWIV44.4%40.3%51.6%51.6%41.9%
Skew 25d4.3%2.5%8.7%4.2%4.5%
Skew 10d7.6%-12.0%25.3%6.2%9.0%
Call IV 25d42.4%35.5%49.1%49.1%39.9%
Put IV 25d46.7%42.2%53.3%53.3%44.4%
Bid-Ask Spread %65.9559.7674.2073.2562.89
Gamma HHI0.060.050.080.070.05
Net GEX-9.9M-17.9M-3.1M-17.9M-4.2M
Net DEX202.4M17.4M386.6M218.9M99.9M
Net VEX-7.5M-8.2M-7.1M-8.2M-7.7M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio3.560.2820.814.180.61
Total Volume12,021.09581043,9528,4581,031
Total OI367,229.619306,679418,995408,588329,954

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-08-01$162.84$180.0050.7%14.6%74.4%6.6%51.6%4.2%0.2%-17.9M218.9M-8.2M4.1873.251,6336,825155,575253,013
2025-08-04$158.42$165.0049.2%14.5%74.8%4.1%50.5%3.8%1.3%-13.9M270.8M-7.7M0.6764.508,3015,590147,057246,457
2025-08-05$159.49$165.0047.5%13.7%74.8%1.3%48.2%4.4%2.4%-14.2M239.6M-7.8M0.8761.299,1187,892154,237250,196
2025-08-06$156.50$160.0046.7%13.2%75.0%0.0%47.8%4.2%0.1%-13.9M302.7M-7.8M8.5164.041,98816,908160,118252,406
2025-08-07$156.44$160.0047.8%13.3%69.1%1.8%48.0%4.2%3.3%-14.0M229.1M-7.5M20.8171.052,01541,937159,526247,464
2025-08-08$154.22$160.0044.9%13.0%68.6%0.0%45.3%2.5%1.4%-14.4M256.1M-7.3M4.2974.203,25113,934161,028245,066
2025-08-11$153.08$160.0042.8%12.4%68.0%0.0%42.7%3.5%-0.1%-13.4M261.9M-7.2M3.4572.013,17610,972161,094245,516
2025-08-12$159.24$160.0042.5%12.1%70.4%0.0%42.2%5.3%-0.3%-13.4M88.6M-7.5M4.2868.544,04817,307163,068246,296
2025-08-13$162.18$160.0040.9%12.2%71.1%0.0%41.7%6.7%2.0%-13.4M17.4M-7.7M8.3570.851,22810,251165,578248,086
2025-08-14$157.85$160.0042.5%12.2%70.5%2.4%41.3%3.2%0.3%-13.3M134.4M-7.4M9.9867.723,19831,910166,548248,716
2025-08-15$155.99$160.0041.9%12.3%70.3%1.6%42.5%3.0%1.1%-12.8M192.3M-7.4M0.4969.611,543763168,392250,603
2025-08-18$159.56$160.0043.4%12.5%71.3%3.8%40.8%4.6%0.6%-6.1M139.9M-7.5M0.2862.618,0512,276125,830180,849
2025-08-19$155.75$160.0044.2%12.6%68.2%4.8%43.8%4.2%-0.5%-5.9M202.6M-7.5M0.9460.863,0462,853132,092180,881
2025-08-20$147.38$155.0047.0%13.5%66.2%9.0%40.3%3.2%-0.4%-7.1M386.6M-7.1M1.5564.732,3343,613134,770181,838
2025-08-21$150.80$155.0047.5%13.6%67.5%9.7%47.5%3.4%-1.3%-6.4M294.5M-7.4M0.6859.764,8253,262136,406182,866
2025-08-22$155.31$155.0043.4%12.0%69.3%3.7%41.4%6.5%3.6%-4.7M178.0M-7.6M0.7063.992,6821,866138,998185,625
2025-08-25$153.38$155.0044.0%12.8%69.3%4.6%43.5%3.5%0.4%-5.6M235.5M-7.4M1.7363.781,8133,144137,453185,155
2025-08-26$152.61$155.0044.3%13.2%69.4%5.0%45.0%3.4%0.3%-5.5M253.0M-7.4M0.9660.433,1012,976138,930185,992
2025-08-27$156.63$155.0041.5%12.7%40.4%0.8%43.8%8.7%2.3%-4.3M150.1M-7.7M0.5966.89612360140,693188,022
2025-08-28$158.30$155.0042.5%12.5%40.8%2.4%43.4%3.5%1.0%-3.1M99.2M-7.7M0.8062.01451359141,134188,294
2025-08-29$158.19$155.0042.7%12.2%37.6%2.7%41.9%4.5%2.0%-4.2M99.9M-7.7M0.6162.89639392141,487188,467