EWZ Options History — August 2017

In August 2017, EWZ traded between $37.66 and $40.29. ATM implied volatility averaged 22.8%, placing in the 5.9% IV rank vs the trailing year. The 30-day expected move averaged 6.5%. IV traded above realized volatility by 7.2% (HV 20d: 15.7%). Max pain ranged from $36.00 to $37.00. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 19 of 23 days. Put/call ratio averaged 1.20.

Notable Days

  • 2017-08-10: Highest Volume — 175,149 contracts
  • 2017-08-10: Largest IV spike — 13.8% change
  • 2017-08-10: Highest IV Rank — 19.6%
  • 2017-08-10: Largest Expected Move — 7.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$39.00$37.66$40.29$38.18$40.02
Max Pain$36.65$36.00$37.00$36.00$37.00
ATM IV22.8%21.0%26.4%22.7%22.0%
Expected Move6.5%5.8%7.5%6.4%5.8%
HV 20d15.7%11.1%18.6%15.6%18.1%
HV 60d28.9%18.7%43.9%43.9%19.1%
IV Rank5.9%0.0%19.6%0.9%3.8%
IV Percentile3.4%0.0%12.7%0.4%2.0%
Term Structure0.3%-0.4%1.5%0.6%0.7%
VWIV24.0%21.3%27.2%22.7%22.5%
Skew 25d4.3%3.5%5.9%3.9%4.3%
Skew 10d9.7%7.7%12.1%7.8%8.6%
Call IV 25d21.2%19.8%23.7%21.0%20.3%
Put IV 25d25.5%24.1%29.6%24.9%24.6%
Bid-Ask Spread %3.272.326.392.446.39
Gamma HHI0.100.080.280.080.11
Net GEX28.2M5.1M80.8M7.2M27.3M
Net DEX-1.00B-1.47B-404.0M-684.5M-1.28B
Net VEX-11.4M-12.2M-10.7M-11.7M-10.7M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.200.472.070.471.43
Total Volume81,253.04342,611175,14969,091100,972
Total OI2,433,067.6092,260,9432,657,1332,260,9432,535,874

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2017-08-01$38.18$36.0022.7%6.4%15.6%0.9%22.7%3.9%0.6%7.2M-684.5M-11.7M0.472.44N/AN/A47,07322,018879,3411,381,602
2017-08-02$38.60$36.0023.1%6.4%15.7%2.7%22.7%4.0%-0.3%22.7M-943.8M-11.7M1.113.06N/AN/A36,43140,349909,3271,391,551
2017-08-03$38.40$36.0022.5%6.6%14.2%0.5%23.0%3.9%-0.2%20.8M-861.5M-11.7M1.263.03N/AN/A38,77648,952928,4101,410,031
2017-08-04$38.33$36.0021.7%6.3%14.4%0.0%23.3%4.0%0.1%20.6M-779.2M-11.9M1.122.34N/AN/A26,20429,448926,2891,443,639
2017-08-07$38.85$36.0021.6%6.3%13.8%0.0%24.6%3.9%0.1%27.3M-1.03B-11.4M0.812.33N/AN/A28,77023,173924,2381,437,036
2017-08-08$38.78$36.0021.0%6.4%13.8%0.0%22.9%4.7%1.5%27.9M-999.4M-11.4M0.633.38N/AN/A34,73221,849930,0991,445,418
2017-08-09$38.33$36.0023.2%6.8%11.1%8.1%24.1%4.4%0.4%20.7M-769.3M-11.6M0.782.48N/AN/A49,65538,780940,9541,450,261
2017-08-10$37.66$36.0026.4%7.5%13.2%19.6%26.6%5.9%-0.2%5.1M-404.0M-12.1M0.973.33N/AN/A88,89686,253953,9331,461,437
2017-08-11$38.02$37.0025.0%7.1%13.2%14.4%25.7%5.3%0.3%16.4M-649.2M-12.2M0.983.98N/AN/A28,01027,5321,005,5121,538,332
2017-08-14$38.03$37.0024.0%6.9%13.0%10.9%26.4%4.8%1.1%17.6M-689.8M-11.8M1.954.75N/AN/A20,38639,7511,010,9741,534,748
2017-08-15$38.45$37.0023.1%6.7%13.1%7.8%27.2%4.7%0.3%32.6M-930.0M-11.6M1.192.89N/AN/A23,26727,8021,014,9041,540,746
2017-08-16$38.90$37.0021.5%6.2%13.6%1.9%22.6%4.5%0.8%51.9M-1.24B-11.0M1.232.74N/AN/A32,63340,2131,019,6071,550,714
2017-08-17$38.22$37.0023.5%6.7%15.3%9.0%24.4%4.8%0.0%26.0M-791.1M-11.7M2.073.39N/AN/A47,77398,6961,025,3491,552,243
2017-08-18$39.07$37.0022.6%6.4%16.6%5.7%24.2%4.0%0.9%80.8M-1.34B-11.5M1.282.89N/AN/A32,83742,0361,040,8201,616,313
2017-08-21$38.76$37.0023.0%6.5%17.0%7.3%24.4%4.9%0.2%27.6M-674.3M-11.4M1.112.82N/AN/A20,20022,411903,2731,396,059
2017-08-22$39.59$37.0023.3%6.5%18.2%8.4%24.8%3.9%-0.4%34.3M-1.10B-10.8M1.032.89N/AN/A44,94146,428908,9921,407,526
2017-08-23$40.13$37.0022.6%6.4%18.6%5.7%24.3%3.5%0.2%39.0M-1.37B-10.7M1.532.66N/AN/A43,42766,575920,8411,424,647
2017-08-24$40.29$37.0021.8%6.1%18.5%2.8%22.9%3.9%0.4%41.8M-1.47B-10.8M1.182.45N/AN/A25,82330,510948,3671,434,898
2017-08-25$40.14$37.0022.4%6.4%18.6%5.3%23.1%4.0%0.4%30.5M-1.45B-10.7M1.863.30N/AN/A35,37065,839957,3751,452,286
2017-08-28$40.03$37.0023.1%6.3%18.5%7.6%23.6%4.3%0.2%25.9M-1.22B-10.9M1.442.32N/AN/A50,74273,096935,2351,477,551
2017-08-29$40.16$37.0022.9%6.3%18.4%7.1%23.7%4.3%0.3%23.7M-1.24B-11.0M1.144.96N/AN/A31,81436,416952,5021,527,823
2017-08-30$39.96$37.0022.5%6.0%18.3%5.6%21.3%4.0%0.4%20.8M-1.12B-11.0M0.984.29N/AN/A26,29825,663963,8671,549,611
2017-08-31$40.02$37.0022.0%5.8%18.1%3.8%22.5%4.3%0.7%27.3M-1.28B-10.7M1.436.39N/AN/A41,46859,504974,5401,561,334