COST Options History — November 2023

In November 2023, COST traded between $557.13 and $596.85. ATM implied volatility averaged 18.3%, placing in the 24.4% IV rank vs the trailing year. The 30-day expected move averaged 5.8%. IV traded below realized volatility by 0.4% (HV 20d: 18.7%). Max pain ranged from $545.00 to $572.50. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 8 of 21 days. Put/call ratio averaged 0.81.

Notable Days

  • 2023-11-16: Highest Volume — 60,666 contracts
  • 2023-11-13: Largest IV spike — 10.6% change
  • 2023-11-16: Highest IV Rank — 35.6%
  • 2023-11-29: Largest Expected Move — 6.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$579.22$557.13$596.85$557.78$591.53
Max Pain$559.40$545.00$572.50$550.00$572.50
ATM IV18.3%16.3%20.4%18.4%18.9%
Expected Move5.8%5.5%6.4%5.5%6.4%
HV 20d18.7%15.8%22.1%17.4%18.5%
HV 60d16.9%16.1%18.0%16.1%17.4%
IV Rank24.4%13.2%35.6%23.5%27.5%
IV Percentile27.3%13.5%47.2%23.8%30.6%
Term Structure0.5%-0.8%3.6%0.5%-0.4%
VWIV20.9%19.9%22.7%21.0%22.3%
Skew 25d2.8%2.3%3.4%3.2%2.4%
Skew 10d6.0%4.5%7.4%7.2%5.2%
Call IV 25d17.1%14.5%19.4%17.4%17.9%
Put IV 25d19.9%17.1%22.5%20.6%20.3%
Bid-Ask Spread %8.255.2811.245.288.75
Gamma HHI0.070.040.120.040.06
Net GEX97.0M30.4M195.8M30.4M71.6M
Net DEX-1.69B-2.92B-703.0M-703.0M-1.81B
Net VEX-11.2M-11.8M-10.5M-11.8M-11.7M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.810.461.230.960.72
Total Volume29,711.57113,54760,66616,46226,299
Total OI218,315.476196,431246,197215,823226,620

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2023-11-01$557.78$550.0018.4%5.5%17.4%23.5%21.0%3.2%0.5%30.4M-703.0M-11.8M0.965.288,3818,08192,097123,726
2023-11-02$557.13$550.0017.6%5.9%17.4%19.6%21.4%3.3%0.3%35.4M-703.7M-11.6M0.998.3211,87311,78792,977125,270
2023-11-03$561.99$545.0016.3%5.6%15.8%13.2%20.3%2.8%0.4%114.9M-1.16B-11.3M0.998.8414,74814,59996,440127,415
2023-11-06$569.45$545.0016.4%5.6%16.4%13.7%20.5%2.8%3.1%95.4M-1.50B-11.1M1.238.1816,09219,78989,397118,785
2023-11-07$571.43$550.0016.5%5.6%16.3%14.1%20.7%2.9%3.1%110.0M-1.61B-11.1M1.018.379,1149,23992,218123,685
2023-11-08$567.60$550.0016.4%5.6%16.4%14.1%20.5%2.9%3.2%79.6M-1.33B-11.1M1.197.339,88011,74994,067126,297
2023-11-09$564.35$550.0017.5%5.8%16.6%19.3%20.5%3.1%3.2%52.6M-1.09B-11.2M0.888.397,2086,33996,488129,693
2023-11-10$577.42$550.0017.1%5.6%18.5%17.4%20.1%2.6%3.6%129.0M-2.10B-10.7M0.556.8626,60714,71697,698130,951
2023-11-13$579.30$555.0018.9%5.7%18.0%27.9%20.7%3.4%-0.5%120.7M-1.94B-10.6M1.138.3311,23012,73191,481121,441
2023-11-14$590.88$555.0019.1%5.6%19.3%28.9%20.5%3.2%-0.6%182.4M-2.60B-10.5M0.618.6727,83417,04894,075126,770
2023-11-15$596.85$560.0019.6%5.6%19.5%31.2%20.6%3.0%-0.7%195.8M-2.92B-10.6M0.719.2521,75015,53896,915129,774
2023-11-16$578.38$565.0020.4%5.9%22.1%35.6%21.3%3.1%-0.7%50.5M-1.50B-11.3M0.729.8535,17825,48898,448133,831
2023-11-17$576.55$565.0019.9%5.8%20.8%32.7%20.2%2.7%-0.8%43.9M-1.52B-11.5M0.4711.2425,23811,913108,603137,594
2023-11-20$580.83$565.0019.5%5.8%20.9%30.9%20.6%2.6%-0.6%82.6M-1.46B-11.3M0.668.5218,49612,25487,781108,650
2023-11-21$583.49$570.0019.0%5.7%20.8%28.0%20.2%2.5%-0.7%116.2M-1.68B-11.5M0.548.8114,2987,75793,148113,705
2023-11-22$589.76$570.0018.6%5.5%20.7%26.0%19.9%2.4%-0.6%161.5M-2.06B-11.3M0.738.2414,29110,42094,288115,781
2023-11-24$591.63$570.0018.6%5.7%20.5%25.9%20.3%2.3%-0.8%118.2M-2.13B-11.2M0.467.3817,0267,90195,378119,162
2023-11-27$595.82$570.0018.9%6.1%19.8%27.7%21.9%2.5%-0.4%109.2M-2.11B-11.0M0.787.3724,00318,78487,435112,312
2023-11-28$593.33$570.0018.7%6.2%18.4%26.7%22.6%2.4%-0.4%91.3M-1.91B-11.6M0.847.8312,90510,90094,488119,927
2023-11-29$588.15$570.0019.1%6.4%18.6%29.0%22.7%2.5%-0.5%45.4M-1.58B-11.7M0.887.3912,99111,46896,526123,288
2023-11-30$591.53$572.5018.9%6.4%18.5%27.5%22.3%2.4%-0.4%71.6M-1.81B-11.7M0.728.7515,31510,98498,656127,964