SLYG Options History — May 2021

In May 2021, SLYG traded between $82.41 and $87.94. ATM implied volatility averaged 25.3%. The 30-day expected move averaged 7.0%. IV traded above realized volatility by 3.7% (HV 20d: 21.6%). Max pain ranged from $82.00 to $90.00. Net GEX was positive for 19 of 20 trading days. Term structure was in contango for 9 of 20 days. Put/call ratio averaged 0.22.

Notable Days

  • 2021-05-03: Highest Volume — 5 contracts
  • 2021-05-11: Largest IV spike — 41.2% change
  • 2021-05-12: Largest Expected Move — 9.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$85.92$82.41$87.94$87.94$87.47
Max Pain$83.50$82.00$90.00$90.00$86.00
ATM IV25.3%15.6%42.0%25.0%18.9%
Expected Move7.0%4.5%9.1%7.2%5.4%
HV 20d21.6%19.2%23.9%19.2%21.6%
Term Structure-0.5%-6.9%4.6%-0.8%2.2%
VWIV21.5%15.9%30.7%30.7%15.9%
Skew 25d6.9%2.7%14.5%4.8%3.2%
Skew 10d6.5%1.3%15.2%6.4%4.5%
Call IV 25d18.9%14.7%22.7%19.2%14.7%
Put IV 25d25.8%17.9%34.0%24.0%17.9%
Bid-Ask Spread %122.59105.76139.74135.18129.79
Gamma HHI0.200.150.330.330.20
Net GEX1.4K-3213.3K1.6K646
Net DEX-881-11.9K10.1K-11.9K-6.0K
Net VEX-85-108-52-52-108
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.220.000.670.670.00
Total Volume0.50550
Total OI10.35611610

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-05-03$87.94$90.0025.0%7.2%0.0%0.0%30.7%4.8%-0.8%1.6K-11.9K-520.67135.18N/AN/A3242
2021-05-04$86.63$89.0026.9%7.7%0.0%0.0%0.0%5.2%-3.0%2.4K-8.2K-1080.00139.74N/AN/A0074
2021-05-05$86.54$89.0026.7%7.7%0.0%0.0%0.0%5.4%-3.3%2.6K-7.5K-1060.00139.33N/AN/A0074
2021-05-06$86.40$82.0028.6%7.4%0.0%0.0%0.0%3.6%-1.0%2.4K-4.9K-1010.00115.56N/AN/A0074
2021-05-07$87.57$82.0021.2%6.4%19.2%0.0%0.0%10.5%1.4%3.3K-7.3K-980.00119.22N/AN/A0074
2021-05-10$85.72$82.0029.7%7.3%20.4%0.0%0.0%7.2%-0.6%2.1K-6.1K-930.00116.83N/AN/A0074
2021-05-11$84.98$82.0042.0%8.4%19.9%0.0%0.0%9.8%-2.0%1.3K2.7K-850.00118.29N/AN/A0074
2021-05-12$82.41$82.0031.9%9.1%22.1%0.0%0.0%14.5%-4.7%5898.4K-750.00109.20N/AN/A0074
2021-05-13$84.32$82.0026.5%7.6%23.6%0.0%0.0%13.2%-0.5%1.2K4.3K-780.00113.67N/AN/A0074
2021-05-14$85.74$82.0026.8%7.7%23.9%0.0%0.0%10.7%1.7%1.8K2.0K-770.00105.76N/AN/A0074
2021-05-17$85.70$82.0022.2%6.4%23.2%0.0%0.0%8.4%1.5%2.1K2.9K-700.00121.88N/AN/A0074
2021-05-18$85.52$82.0026.4%7.6%22.2%0.0%0.0%10.0%-6.9%1.7K3.4K-700.00113.71N/AN/A0074
2021-05-19$84.34$82.0025.2%7.2%21.3%0.0%0.0%8.9%1.4%33710.1K-610.00116.88N/AN/A0074
2021-05-20$85.23$82.0022.8%6.5%21.6%0.0%0.0%7.4%2.6%9227.2K-620.00123.12N/AN/A0074
2021-05-21$85.37$82.0025.6%7.3%20.9%0.0%0.0%3.3%-0.8%-3217.5K-600.00126.83N/AN/A3074
2021-05-24$86.11$82.0021.8%6.3%21.0%0.0%18.1%2.7%0.2%757-2.4K-980.00120.48N/AN/A1054
2021-05-25$85.67$82.0023.9%6.9%21.0%0.0%0.0%2.8%-2.7%686-2.2K-1030.00129.88N/AN/A0054
2021-05-26$87.04$82.0015.6%4.5%21.9%0.0%15.9%3.5%4.6%1.4K-4.8K-950.00125.60N/AN/A0154
2021-05-27$87.77$86.0018.1%5.2%22.1%0.0%0.0%3.0%0.5%402-4.9K-1060.00130.81N/AN/A0055
2021-05-28$87.47$86.0018.9%5.4%21.6%0.0%0.0%3.2%2.2%646-6.0K-1080.00129.79N/AN/A0055