COST Options History — February 2023

In February 2023, COST traded between $484.74 and $522.46. ATM implied volatility averaged 26.6%, placing in the 21.0% IV rank vs the trailing year. The 30-day expected move averaged 7.7%. IV traded above realized volatility by 4.9% (HV 20d: 21.7%). Max pain ranged from $485.00 to $500.00. Net GEX was positive for 12 of 19 trading days. Term structure was in contango for 0 of 19 days. Put/call ratio averaged 0.93.

Notable Days

  • 2023-02-02: Highest Volume — 40,703 contracts
  • 2023-02-21: Largest IV spike — 6.5% change
  • 2023-02-27: Highest IV Rank — 26.3%
  • 2023-02-27: Largest Expected Move — 8.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$503.86$484.74$522.46$519.13$484.74
Max Pain$494.87$485.00$500.00$485.00$495.00
ATM IV26.6%24.5%28.2%24.8%27.1%
Expected Move7.7%6.5%8.8%6.5%8.5%
HV 20d21.7%16.6%31.5%30.8%16.6%
HV 60d28.0%27.3%29.1%28.9%27.3%
IV Rank21.0%14.3%26.3%15.3%22.9%
IV Percentile32.0%18.3%44.0%19.0%36.9%
Term Structure-0.5%-1.0%-0.3%-0.6%-0.3%
VWIV27.2%23.9%31.5%23.9%29.8%
Skew 25d4.7%4.2%5.3%4.2%4.9%
Skew 10d9.2%8.2%10.5%8.2%9.8%
Call IV 25d24.5%22.5%25.8%23.2%24.8%
Put IV 25d29.2%27.1%30.7%27.4%29.7%
Bid-Ask Spread %28.104.5838.2811.024.58
Gamma HHI0.050.030.120.060.03
Net GEX25.9M-46.6M102.7M91.5M-24.3M
Net DEX-586.0M-1.69B321.1M-1.69B321.1M
Net VEX-12.1M-12.6M-11.6M-11.8M-11.6M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.930.551.390.550.87
Total Volume22,033.94714,44340,70336,67016,578
Total OI205,164.789186,595223,555200,905201,395

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2023-02-01$519.13$485.0024.8%6.5%30.8%15.3%23.9%4.2%-0.6%91.5M-1.69B-11.8M0.5511.0223,65713,01393,590107,315
2023-02-02$522.46$485.0024.5%6.8%30.8%14.3%24.2%4.7%-0.5%102.7M-1.66B-11.8M0.8131.0822,53518,16891,372110,582
2023-02-03$514.29$490.0025.3%7.0%31.5%16.8%25.3%4.3%-0.7%69.6M-1.15B-12.2M0.8533.7616,92414,39494,889113,599
2023-02-06$514.60$490.0025.7%7.2%20.3%18.2%26.0%4.4%-0.4%53.0M-1.07B-12.1M1.0233.697,8848,01690,063102,622
2023-02-07$515.61$490.0025.8%7.2%19.8%18.3%25.9%4.3%-0.4%60.1M-1.13B-12.1M0.9334.9911,82811,01392,821105,626
2023-02-08$504.24$490.0027.1%7.6%21.8%22.9%27.0%4.4%-0.5%20.3M-543.8M-12.3M0.8733.5515,06113,17395,220109,047
2023-02-09$500.27$495.0027.7%7.9%22.1%24.7%27.4%4.6%-0.4%-1.3M-315.7M-12.6M0.9734.4010,76910,437100,276114,511
2023-02-10$498.75$495.0027.6%7.8%22.1%24.2%28.2%4.6%-0.4%-16.8M-235.6M-12.6M1.3937.588,71912,114102,801116,315
2023-02-13$506.57$495.0026.9%7.7%22.5%22.2%27.3%4.8%-0.3%37.0M-732.3M-12.5M0.8932.458,0137,14795,488111,172
2023-02-14$504.82$500.0026.1%7.5%22.6%19.4%26.6%4.6%-0.4%39.3M-670.5M-12.3M1.2838.286,3228,12198,460113,568
2023-02-15$509.26$500.0025.4%7.3%22.0%17.3%26.0%4.4%-0.4%62.0M-967.8M-12.2M0.6516.4212,1247,880100,525115,983
2023-02-16$504.29$500.0026.0%7.5%20.8%19.2%26.4%4.6%-0.4%47.5M-664.9M-12.3M0.7730.898,4616,513103,481117,092
2023-02-17$506.06$500.0026.4%7.6%20.1%20.4%26.9%4.5%-0.5%70.8M-796.3M-12.3M0.8832.1410,6919,400104,937118,618
2023-02-21$502.25$500.0028.1%8.2%17.9%26.0%29.6%5.3%-0.8%1.2M-346.1M-12.0M1.2324.308,73310,75785,503101,092
2023-02-22$497.14$500.0027.9%8.2%18.1%25.3%27.7%5.1%-0.9%-19.1M-97.1M-12.1M0.5831.2310,9316,30388,153105,707
2023-02-23$494.20$500.0027.0%8.0%18.3%22.4%28.3%4.9%-0.8%-33.2M47.8M-11.9M1.1119.459,39110,38693,185106,981
2023-02-24$488.41$497.5027.5%8.3%17.9%23.9%28.4%4.9%-1.0%-46.6M296.4M-11.9M1.0125.7711,37111,47195,428108,810
2023-02-27$486.18$495.0028.2%8.8%16.6%26.3%31.5%5.1%-0.5%-22.3M268.0M-11.6M0.9228.3310,5759,77289,444102,460
2023-02-28$484.74$495.0027.1%8.5%16.6%22.9%29.8%4.9%-0.3%-24.3M321.1M-11.6M0.874.588,8747,70494,096107,299