COST Options History — August 2024

In August 2024, COST traded between $797.32 and $905.46. ATM implied volatility averaged 22.8%, placing in the 45.1% IV rank vs the trailing year. The 30-day expected move averaged 6.1%. IV traded below realized volatility by 1.1% (HV 20d: 23.9%). Max pain ranged from $795.00 to $840.00. Net GEX was positive for 17 of 22 trading days. Term structure was in contango for 8 of 22 days. Put/call ratio averaged 0.86.

Notable Days

  • 2024-08-27: Highest Volume — 89,656 contracts
  • 2024-08-05: Largest IV spike — 24.3% change
  • 2024-08-05: Highest IV Rank — 90.9%
  • 2024-08-05: Largest Expected Move — 8.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$860.99$797.32$905.46$816.13$890.71
Max Pain$806.36$795.00$840.00$840.00$815.00
ATM IV22.8%17.9%30.9%22.4%24.7%
Expected Move6.1%5.1%8.5%6.7%5.3%
HV 20d23.9%20.3%25.6%22.7%23.3%
HV 60d19.8%17.4%20.6%17.9%20.5%
IV Rank45.1%17.8%90.9%43.1%56.0%
IV Percentile76.5%28.2%99.2%84.1%93.3%
Term Structure0.9%-1.6%5.5%-0.7%-0.1%
VWIV22.0%18.8%30.3%23.5%18.9%
Skew 25d2.6%1.4%5.8%2.3%1.5%
Skew 10d5.3%2.5%11.3%2.9%4.1%
Call IV 25d21.7%16.9%28.0%21.8%24.8%
Put IV 25d24.3%19.3%33.8%24.2%26.3%
Bid-Ask Spread %50.8511.1662.1658.2662.16
Gamma HHI0.050.030.170.030.04
Net GEX117.7M-81.4M278.9M-50.1M165.6M
Net DEX-3.74B-5.85B-270.0M-1.37B-4.82B
Net VEX-21.8M-24.6M-19.9M-22.2M-21.5M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.860.521.321.280.56
Total Volume36,710.36416,17089,65629,12038,290
Total OI260,917.727239,810279,705259,066279,705

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2024-08-01$816.13$840.0022.4%6.7%22.7%43.1%23.5%2.3%-0.7%-50.1M-1.37B-22.2M1.2858.2612,77816,342125,274133,792
2024-08-02$820.26$840.0024.9%7.5%20.3%57.0%27.0%1.7%-0.3%-6.4M-1.65B-23.7M1.0656.6721,14522,476128,539136,176
2024-08-05$797.32$800.0030.9%8.5%22.1%90.9%30.3%5.8%-0.9%-81.4M-270.0M-24.6M1.2136.9414,55817,633119,440131,426
2024-08-06$823.53$795.0025.5%7.1%25.6%60.4%25.6%3.5%-0.2%-16.7M-1.88B-23.5M0.8741.0714,48712,634122,602134,132
2024-08-07$814.88$795.0026.6%7.5%25.6%66.7%26.1%2.3%-1.6%-46.9M-1.38B-23.3M0.9239.8811,21710,315124,355137,381
2024-08-08$838.48$795.0024.6%7.0%24.1%55.4%25.4%4.2%0.5%71.4M-2.89B-23.7M1.3245.0419,23925,343126,836138,932
2024-08-09$852.92$800.0023.1%6.6%24.9%47.2%23.5%2.7%-0.2%187.9M-3.97B-22.7M0.7045.1333,73323,534129,400143,471
2024-08-12$859.80$800.0023.5%6.7%24.9%49.3%24.2%3.3%-0.3%115.1M-3.96B-22.6M0.8148.9023,88219,363122,500131,894
2024-08-13$860.92$800.0022.2%6.3%24.9%42.0%23.0%2.6%-0.0%119.1M-4.03B-21.8M0.9050.9811,88610,669127,140135,060
2024-08-14$863.21$800.0021.7%6.0%24.9%39.4%21.9%3.2%-0.2%138.5M-4.17B-21.4M1.2153.109,09510,988128,573137,891
2024-08-15$878.73$800.0019.0%5.5%25.1%24.1%20.1%2.3%0.1%278.9M-5.27B-21.2M0.5757.1034,51219,577130,582140,356
2024-08-16$871.00$800.0018.7%5.4%25.4%22.6%19.4%2.1%0.2%214.1M-4.62B-21.3M0.7357.1320,53815,022134,789143,113
2024-08-19$869.55$800.0017.9%5.1%25.1%17.8%18.8%2.4%5.5%118.1M-4.11B-20.1M0.9659.9910,89910,515115,104124,706
2024-08-20$875.77$800.0018.2%5.2%25.2%19.6%19.2%2.3%5.1%141.4M-4.39B-20.8M1.0456.167,9388,232117,791128,902
2024-08-21$877.97$805.0018.5%5.3%23.7%21.5%19.4%2.3%5.2%163.9M-4.52B-20.8M0.6055.9529,05917,507118,774130,188
2024-08-22$876.95$805.0020.5%5.6%22.7%32.3%20.3%2.4%5.0%132.6M-4.39B-20.6M0.8555.9913,85311,718123,606133,999
2024-08-23$879.19$805.0020.3%5.3%22.6%31.4%18.8%2.4%5.3%250.8M-4.58B-20.1M0.8259.1915,78212,988125,840139,062
2024-08-26$891.99$805.0023.0%5.3%22.9%46.6%19.1%2.1%-0.9%184.7M-5.05B-19.9M0.6954.6221,09414,587115,079128,585
2024-08-27$905.46$810.0024.1%5.5%22.5%52.8%19.8%1.4%-0.7%235.3M-5.85B-19.9M0.5211.1658,92730,729119,631132,775
2024-08-28$888.14$815.0025.4%5.7%23.7%59.9%20.4%1.8%-0.5%129.7M-4.57B-21.7M0.7954.7424,49419,234130,977137,431
2024-08-29$888.88$815.0024.9%5.4%23.2%57.1%19.2%1.6%-1.0%144.7M-4.65B-21.6M0.5458.5019,94810,868133,837140,544
2024-08-30$890.71$815.0024.7%5.3%23.3%56.0%18.9%1.5%-0.1%165.6M-4.82B-21.5M0.5662.1624,50513,785137,433142,272