GWW Options History — March 2019

In March 2019, GWW traded between $289.11 and $305.18. ATM implied volatility averaged 27.5%, placing in the 18.2% IV rank vs the trailing year. The 30-day expected move averaged 8.3%. IV traded above realized volatility by 10.0% (HV 20d: 17.5%). Max pain ranged from $300.00 to $320.00. Net GEX was positive for 9 of 21 trading days. Term structure was in contango for 10 of 21 days. Put/call ratio averaged 0.87.

Notable Days

  • 2019-03-29: Highest Volume — 2,710 contracts
  • 2019-03-22: Largest IV spike — 21.5% change
  • 2019-03-27: Highest IV Rank — 51.3%
  • 2019-03-22: Largest Expected Move — 9.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$297.75$289.11$305.18$303.30$301.33
Max Pain$305.00$300.00$320.00$302.50$300.00
ATM IV27.5%21.7%38.4%23.7%36.1%
Expected Move8.3%6.8%9.8%6.8%9.2%
HV 20d17.5%14.1%23.1%17.4%23.1%
HV 60d25.5%24.8%27.7%27.7%25.3%
IV Rank18.2%0.7%51.3%6.6%44.3%
IV Percentile33.1%0.4%76.6%11.9%69.4%
Term Structure2.3%-2.8%13.2%-0.0%-2.8%
VWIV29.0%22.8%38.9%23.5%29.2%
Skew 25d4.1%3.1%7.2%3.3%4.3%
Skew 10d9.3%6.9%15.8%9.7%8.3%
Call IV 25d25.4%20.5%36.7%22.1%34.7%
Put IV 25d29.6%24.0%42.9%25.4%38.9%
Bid-Ask Spread %33.8318.0950.0018.0941.97
Gamma HHI0.090.060.160.110.16
Net GEX6.0K-2.1M3.1M-1.1M2.9M
Net DEX11.7M-17.3M34.0M3.8M-7.8M
Net VEX-851.2K-866.1K-831.7K-866.1K-861.7K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.870.502.100.970.62
Total Volume1,166.7143722,7101,3332,710
Total OI17,038.57115,93918,30216,76118,302

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2019-03-01$303.30$302.5023.7%6.8%17.4%6.6%23.5%3.3%-0.0%-1.1M3.8M-866.1K0.9718.09N/AN/A6766577,6019,160
2019-03-04$303.02$300.0024.3%7.0%17.3%8.6%25.9%3.3%0.6%605.5K4.3M-859.5K0.8122.55N/AN/A2111717,5238,978
2019-03-05$302.27$307.5023.8%6.8%16.4%7.0%24.4%3.8%0.3%266.0K6.7M-856.9K0.8121.59N/AN/A4333497,6159,067
2019-03-06$303.12$307.5023.5%6.8%16.3%6.1%23.8%3.1%0.9%504.5K4.2M-861.7K0.6525.47N/AN/A4572967,6339,269
2019-03-07$297.68$307.5024.5%7.3%16.9%9.0%22.8%3.3%0.8%-1.2M22.4M-850.9K0.5140.61N/AN/A7613857,6669,301
2019-03-08$292.99$305.0024.9%7.1%17.7%10.4%23.4%4.0%0.7%-1.8M34.0M-856.4K0.5140.03N/AN/A1,2146157,8379,355
2019-03-11$295.34$300.0024.3%8.0%17.8%8.4%29.6%3.7%-1.0%-799.8K20.1M-862.3K0.5545.36N/AN/A2401328,0069,173
2019-03-12$295.77$300.0024.0%7.9%15.6%7.7%27.2%3.7%-0.7%-952.7K20.0M-859.4K0.5637.68N/AN/A2401348,1499,245
2019-03-13$299.01$300.0023.3%7.8%14.3%5.5%26.8%3.6%-0.3%-324.7K10.3M-858.2K1.0634.27N/AN/A2903088,1369,288
2019-03-14$298.74$300.0023.4%7.9%14.1%5.9%27.0%3.5%-0.7%-649.6K10.0M-849.5K0.7848.55N/AN/A4233308,2389,298
2019-03-15$297.41$300.0022.8%7.7%14.1%4.1%26.4%3.8%-0.8%426.8K15.1M-845.0K0.8950.00N/AN/A3793388,3279,325
2019-03-18$302.18$0.0021.7%8.9%14.9%0.7%31.5%3.6%11.5%1.2M-3.7M-832.4K0.5040.11N/AN/A4422227,4758,464
2019-03-19$299.54$320.0022.6%8.8%15.1%3.2%31.7%3.8%12.0%1.3M1.8M-842.1K1.4430.30N/AN/A3364837,8148,619
2019-03-20$299.21$320.0025.1%9.0%14.6%10.8%31.1%3.1%13.2%1.0M2.5M-843.6K0.5844.58N/AN/A9435487,8888,793
2019-03-21$305.18$310.0026.7%8.7%16.4%15.8%31.4%3.5%11.9%3.1M-17.3M-850.0K0.5923.97N/AN/A1,0876417,9008,902
2019-03-22$293.55$310.0032.5%9.8%20.9%33.2%32.8%4.1%11.6%-2.1M20.2M-851.7K0.7518.97N/AN/A1,2209128,1239,076
2019-03-25$289.63$300.0036.8%9.7%21.2%46.2%38.9%7.2%-2.3%-686.8K26.0M-840.1K2.1033.90N/AN/A2044297,6198,881
2019-03-26$289.11$310.0037.1%9.5%21.2%47.2%31.8%5.3%-1.7%-1.0M28.0M-831.7K1.1929.67N/AN/A4765657,6559,171
2019-03-27$290.75$300.0038.4%9.8%21.2%51.3%35.9%6.2%-2.2%-681.0K24.7M-841.1K1.8727.81N/AN/A6061,1337,7939,299
2019-03-28$293.61$300.0038.0%9.6%20.9%50.0%33.0%6.8%-2.4%-58.0K19.3M-855.2K0.5934.90N/AN/A1,5799268,1429,704
2019-03-29$301.33$300.0036.1%9.2%23.1%44.3%29.2%4.3%-2.8%2.9M-7.8M-861.7K0.6241.97N/AN/A1,6711,0398,3109,992