COST Options History — January 2023

In January 2023, COST traded between $450.82 and $509.38. ATM implied volatility averaged 24.3%, placing in the 14.1% IV rank vs the trailing year. The 30-day expected move averaged 7.0%. IV traded below realized volatility by 4.6% (HV 20d: 28.9%). Max pain ranged from $475.00 to $485.00. Net GEX was positive for 13 of 20 trading days. Term structure was in contango for 10 of 20 days. Put/call ratio averaged 1.12.

Notable Days

  • 2023-01-06: Highest Volume — 117,384 contracts
  • 2023-01-30: Largest IV spike — 13.4% change
  • 2023-01-03: Highest IV Rank — 28.9%
  • 2023-01-03: Largest Expected Move — 7.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$482.89$450.82$509.38$452.08$509.38
Max Pain$479.75$475.00$485.00$480.00$485.00
ATM IV24.3%21.9%28.0%28.0%25.8%
Expected Move7.0%6.3%7.8%7.8%7.0%
HV 20d28.9%17.9%32.1%18.5%30.8%
HV 60d29.5%27.4%31.1%28.1%28.6%
IV Rank14.1%5.5%28.9%28.9%18.5%
IV Percentile15.4%3.2%35.3%35.3%25.4%
Term Structure0.6%-0.7%2.9%-0.2%-0.7%
VWIV24.6%22.2%27.0%26.9%25.4%
Skew 25d3.9%3.1%4.9%4.5%4.7%
Skew 10d8.1%6.5%10.0%9.1%9.7%
Call IV 25d22.5%20.0%25.9%25.9%24.3%
Put IV 25d26.5%23.5%30.4%30.4%29.0%
Bid-Ask Spread %6.702.8028.742.8428.74
Gamma HHI0.060.040.140.070.05
Net GEX14.2M-71.7M94.9M-59.5M69.1M
Net DEX-348.6M-1.44B1.01B999.1M-1.19B
Net VEX-11.1M-12.0M-10.1M-10.1M-12.0M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.120.571.931.230.76
Total Volume36,235.118,425117,38430,63719,225
Total OI230,870.4171,571264,988228,520197,134

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2023-01-03$452.08$480.0028.0%7.8%18.5%28.9%26.9%4.5%-0.2%-59.5M999.1M-10.1M1.232.8413,72516,912106,262122,258
2023-01-04$453.87$475.0027.0%7.7%18.1%25.9%22.2%4.2%-0.4%-52.5M851.9M-10.2M1.933.2016,17931,265110,665126,672
2023-01-05$450.82$475.0027.6%7.8%17.9%27.7%27.0%4.1%-0.6%-61.2M1.01B-10.3M1.654.8812,81521,184116,362131,166
2023-01-06$484.02$475.0024.5%7.1%31.9%14.1%24.9%3.7%-0.2%40.4M-1.05B-11.1M0.673.9270,42246,962120,936135,774
2023-01-09$479.44$480.0025.6%7.4%32.1%17.8%26.0%4.0%0.3%5.1M-329.9M-11.4M1.043.8317,19117,804117,268127,624
2023-01-10$481.95$480.0024.9%7.2%31.9%15.5%25.9%3.8%0.4%8.7M-437.8M-11.3M1.423.867,61510,810119,644132,072
2023-01-11$483.36$480.0025.1%7.2%31.9%16.1%26.3%4.0%0.2%12.0M-511.6M-11.5M1.584.7310,46016,538121,608135,110
2023-01-12$481.03$480.0023.9%6.9%31.9%12.1%24.6%3.7%0.3%-4.5M-349.0M-11.1M1.083.4011,37912,249123,505137,397
2023-01-13$484.94$480.0021.9%6.3%31.8%5.5%23.3%3.1%0.4%41.8M-642.1M-10.9M1.133.2113,17414,844125,306138,581
2023-01-17$486.62$480.0022.9%6.6%27.9%9.0%23.0%3.4%-0.4%6.9M-563.5M-10.7M0.802.9919,97416,075116,059128,595
2023-01-18$480.16$480.0023.3%6.7%28.4%10.2%23.6%3.8%-0.4%-21.4M-150.7M-10.8M1.543.1814,40422,180122,749132,828
2023-01-19$470.69$480.0023.9%6.9%29.1%12.1%24.2%3.9%-0.4%-71.7M505.5M-10.6M1.403.1417,19723,997123,458135,782
2023-01-20$479.16$480.0022.4%6.5%29.7%7.4%23.5%3.7%-0.4%-8.6M-216.8M-10.8M0.903.0520,79318,781126,847138,141
2023-01-23$493.18$480.0022.7%6.7%31.2%8.3%23.9%3.8%2.6%45.0M-614.7M-11.0M0.572.8027,41515,69080,88290,689
2023-01-24$489.82$480.0022.7%6.7%31.0%8.3%23.5%4.0%2.6%48.0M-495.6M-11.2M0.826.9114,31511,70788,40094,291
2023-01-25$490.10$480.0022.8%6.8%31.0%8.5%24.0%4.0%2.8%49.6M-492.9M-11.4M0.783.1311,6159,06792,199100,322
2023-01-26$497.49$480.0022.9%6.7%31.1%8.9%23.8%3.7%2.8%87.2M-928.7M-11.6M1.2316.4416,29020,08094,842103,132
2023-01-27$505.97$480.0022.7%6.5%30.7%8.2%23.2%3.6%2.9%94.9M-1.44B-11.6M0.585.7928,23516,24497,746114,867
2023-01-30$503.63$485.0025.7%7.2%30.9%18.1%26.3%4.9%-0.6%54.8M-926.2M-11.9M1.3623.998,42311,46789,767100,468
2023-01-31$509.38$485.0025.8%7.0%30.8%18.5%25.4%4.7%-0.7%69.1M-1.19B-12.0M0.7628.7410,9538,27291,828105,306