WMT Options History — October 2015

In October 2015, WMT traded between $19.11 and $22.29. ATM implied volatility averaged 19.2%, placing in the 49.8% IV rank vs the trailing year. The 30-day expected move averaged 5.7%. IV traded below realized volatility by 11.1% (HV 20d: 30.3%). Max pain ranged from $20.00 to $22.50. Net GEX was positive for 11 of 22 trading days. Term structure was in contango for 10 of 22 days. Put/call ratio averaged 0.83.

Notable Days

  • 2015-10-14: Highest Volume — 737,220 contracts
  • 2015-10-14: Largest IV spike — 24.9% change
  • 2015-10-14: Highest IV Rank — 77.5%
  • 2015-10-14: Largest Expected Move — 7.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$20.51$19.11$22.29$21.36$19.11
Max Pain$20.98$20.00$22.50$22.50$20.00
ATM IV19.2%16.8%23.2%19.7%20.3%
Expected Move5.7%5.2%7.0%5.9%5.9%
HV 20d30.3%13.1%39.9%20.2%38.5%
HV 60d25.2%19.4%29.0%19.4%28.6%
IV Rank49.8%32.5%77.5%53.4%57.6%
IV Percentile82.1%56.3%97.2%88.5%90.5%
Term Structure0.2%-0.8%1.7%0.1%-0.0%
VWIV20.3%18.7%24.3%22.0%20.9%
Skew 25d2.7%1.9%4.6%4.6%2.3%
Skew 10d5.8%4.1%8.9%8.8%4.1%
Call IV 25d18.3%15.6%21.8%18.0%19.4%
Put IV 25d21.0%18.7%25.4%22.6%21.8%
Bid-Ask Spread %10.436.9421.0913.939.39
Gamma HHI0.110.070.190.070.10
Net GEX1.0M-13.7M17.1M2.5M-6.2M
Net DEX730.3M189.3M1.29B560.7M1.06B
Net VEX-4.3M-4.9M-3.2M-4.4M-4.0M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.830.351.711.710.74
Total Volume193,953.95575,534737,22095,532134,712
Total OI2,488,415.5912,121,6002,893,1552,139,6032,792,646

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2015-10-01$21.36$22.5019.7%5.9%20.2%53.4%22.0%4.6%0.1%2.5M560.7M-4.4M1.7113.9335,25360,2791,301,001838,602
2015-10-02$21.62$22.5019.1%5.2%20.5%49.2%20.8%3.4%-0.3%17.1M445.2M-4.6M1.5315.7540,63862,3401,314,243856,134
2015-10-05$21.96$21.6717.2%5.5%21.0%35.9%19.1%3.2%0.4%10.7M326.5M-4.7M0.358.5556,03419,5001,292,922828,678
2015-10-06$21.92$21.6717.3%5.5%20.4%36.8%19.9%2.9%-0.1%9.8M351.4M-4.7M1.416.9432,55645,8401,300,881837,555
2015-10-07$22.09$21.6718.1%5.5%16.3%42.4%19.4%2.8%-0.2%14.5M292.4M-4.8M1.227.8988,917108,4561,307,889849,717
2015-10-08$22.29$21.6717.7%5.3%14.7%39.2%18.9%2.7%-0.4%16.0M189.3M-4.9M0.827.0744,69136,4261,342,551919,710
2015-10-09$22.23$21.6717.5%5.3%13.5%37.9%19.7%3.0%-0.1%14.3M220.7M-4.9M1.5012.0247,27171,0611,349,136926,838
2015-10-12$22.29$21.6716.8%5.3%13.3%32.5%18.7%3.1%1.7%11.4M209.6M-4.7M1.097.0145,90650,2591,341,420934,785
2015-10-13$22.24$21.6718.6%5.5%13.1%45.0%19.7%3.0%1.0%6.8M229.1M-4.8M0.3615.17141,57950,9101,356,504959,547
2015-10-14$20.04$21.6723.2%7.0%39.9%77.5%24.3%3.6%1.2%-11.9M1.17B-3.2M0.6611.59445,281291,9391,422,405967,464
2015-10-15$19.75$21.6719.4%5.8%39.9%50.9%20.6%2.2%1.0%-9.9M1.28B-3.4M0.9610.66286,305275,6071,645,9201,092,402
2015-10-16$19.61$21.6718.8%5.6%39.9%46.9%19.9%1.9%1.3%-13.7M1.29B-3.7M0.688.62292,251199,1551,743,2791,149,876
2015-10-19$19.62$20.0020.3%5.9%39.7%57.1%21.0%2.0%-0.6%-7.7M872.8M-4.1M0.6610.85130,92986,1451,520,829989,988
2015-10-20$19.60$20.0020.0%5.8%39.5%55.3%20.6%2.1%-0.8%-5.6M897.1M-4.0M0.586.9689,19651,8131,567,7941,031,964
2015-10-21$19.53$20.0019.7%5.6%39.5%52.8%19.6%2.5%-0.5%1.8M903.4M-4.2M0.597.1391,26953,7271,618,4401,051,506
2015-10-22$19.62$20.0019.0%5.5%39.6%48.4%19.3%2.3%-0.7%13.6M865.2M-4.3M0.6021.0980,81448,4021,653,4801,060,806
2015-10-23$19.43$20.0019.3%5.6%39.6%50.1%19.7%2.5%-0.6%-9.4M962.6M-4.2M0.608.66135,26481,8311,670,3701,065,096
2015-10-26$19.35$20.0019.9%5.8%39.6%54.4%20.0%2.3%0.8%-10.0M954.3M-4.1M0.438.9599,40542,4411,605,3541,051,332
2015-10-27$19.15$20.0020.6%6.0%39.6%59.7%21.4%2.4%0.1%-9.4M1.03B-4.0M0.648.1864,70741,3491,631,8591,057,920
2015-10-28$19.20$20.0020.3%5.9%38.8%57.3%21.1%2.8%0.1%-8.4M1.00B-4.0M0.6313.2068,88043,6711,657,7521,069,749
2015-10-29$19.32$20.0019.9%5.9%39.0%54.5%20.5%2.3%-0.0%-3.0M949.4M-4.1M0.499.7962,89831,0801,683,9031,084,896
2015-10-30$19.11$20.0020.3%5.9%38.5%57.6%20.9%2.3%-0.0%-6.2M1.06B-4.0M0.749.3977,34057,3721,700,6161,092,030