WM Options History — April 2019

In April 2019, WM traded between $100.39 and $107.26. ATM implied volatility averaged 16.3%, placing in the 40.7% IV rank vs the trailing year. The 30-day expected move averaged 4.9%. IV traded above realized volatility by 2.6% (HV 20d: 13.7%). Max pain ranged from $100.00 to $100.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 6 of 21 days. Put/call ratio averaged 1.21.

Notable Days

  • 2019-04-15: Highest Volume — 7,596 contracts
  • 2019-04-04: Largest IV spike — 23.2% change
  • 2019-04-24: Highest IV Rank — 58.7%
  • 2019-04-24: Largest Expected Move — 5.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$104.18$100.39$107.26$103.90$107.26
Max Pain$100.00$100.00$100.00$100.00$100.00
ATM IV16.3%11.9%18.9%12.4%15.0%
Expected Move4.9%4.3%5.4%4.3%4.3%
HV 20d13.7%9.1%16.6%9.2%16.6%
HV 60d11.1%9.5%12.2%10.3%11.8%
IV Rank40.7%12.3%58.7%15.1%33.4%
IV Percentile63.2%14.7%89.3%21.0%52.8%
Term Structure-0.8%-2.2%3.3%2.7%0.7%
VWIV17.4%14.1%20.9%16.3%14.1%
Skew 25d3.4%2.1%5.3%5.3%2.1%
Skew 10d7.6%5.1%12.1%9.7%7.9%
Call IV 25d15.1%10.5%17.6%10.6%12.8%
Put IV 25d18.5%14.9%20.8%15.9%14.9%
Bid-Ask Spread %10.635.9713.7210.4613.72
Gamma HHI0.280.190.510.310.26
Net GEX3.9M2.4M7.6M4.3M3.7M
Net DEX-98.8M-132.1M-77.3M-111.6M-94.4M
Net VEX-621.4K-681.8K-563.8K-563.8K-641.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.210.343.071.481.10
Total Volume2,651.4296007,5962,4141,614
Total OI39,599.61933,96046,33237,26237,874

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2019-04-01$103.90$100.0012.4%4.3%9.2%15.1%16.3%5.3%2.7%4.3M-111.6M-563.8K1.4810.46N/AN/A9721,44218,58818,674
2019-04-02$103.84$100.0011.9%4.4%9.1%12.3%16.1%5.3%3.3%4.3M-111.9M-576.9K1.919.99N/AN/A5691,08718,88019,070
2019-04-03$103.94$100.0012.6%4.4%9.1%16.5%16.6%3.4%-1.0%4.3M-113.2M-568.2K1.1911.83N/AN/A58870218,95819,114
2019-04-04$102.08$100.0015.5%5.0%11.3%34.2%19.5%3.2%-1.3%3.9M-95.6M-596.4K1.077.68N/AN/A9791,04919,05319,039
2019-04-05$102.26$100.0015.3%5.1%10.6%32.6%18.9%3.4%-1.9%4.0M-96.5M-611.0K0.9510.22N/AN/A95790819,46019,653
2019-04-08$102.12$100.0016.9%5.0%10.1%42.5%17.4%3.3%-1.5%3.8M-96.7M-592.0K3.079.22N/AN/A19559919,64220,021
2019-04-09$101.76$100.0015.9%5.0%9.9%36.7%16.6%2.8%-1.6%3.5M-92.1M-613.3K1.707.77N/AN/A22237819,70120,435
2019-04-10$102.85$100.0015.8%4.5%10.4%38.4%17.2%3.3%-1.1%3.9M-102.7M-609.9K1.819.53N/AN/A38269219,68820,528
2019-04-11$100.39$100.0018.9%5.4%13.7%58.6%20.6%3.7%-2.0%3.2M-78.8M-624.8K1.9910.25N/AN/A2,1494,28419,89420,268
2019-04-12$101.62$100.0018.6%5.3%14.2%56.8%20.9%3.8%-2.0%2.4M-90.9M-646.4K2.4011.10N/AN/A9352,24820,67622,963
2019-04-15$104.26$100.0017.8%5.1%16.6%51.0%18.3%3.0%-2.2%5.8M-119.4M-617.4K0.5312.13N/AN/A4,9742,62220,79123,028
2019-04-16$104.41$100.0017.5%5.0%16.5%49.1%18.2%3.0%-1.9%6.1M-116.0M-627.8K0.5312.28N/AN/A2,6951,41521,10923,970
2019-04-17$105.38$100.0017.3%5.0%16.6%48.0%17.1%3.5%-1.7%7.6M-131.8M-629.0K0.3411.54N/AN/A3,8561,30421,77324,069
2019-04-18$105.74$100.0017.5%5.0%16.2%49.4%17.7%3.0%-1.7%2.8M-132.1M-621.1K0.7611.84N/AN/A1,6691,27122,07524,257
2019-04-22$105.76$100.0018.9%5.4%16.2%58.2%18.6%3.7%-1.6%2.6M-81.1M-610.2K0.6812.27N/AN/A1,14277916,98816,972
2019-04-23$106.12$100.0018.7%5.4%16.2%57.4%17.9%3.9%-1.8%2.7M-83.5M-615.4K1.455.97N/AN/A1,0271,48617,48117,512
2019-04-24$106.31$100.0018.9%5.4%16.0%58.7%18.4%2.9%-1.5%2.8M-81.4M-673.4K0.5213.63N/AN/A2,2931,18717,97418,464
2019-04-25$105.56$100.0015.8%4.5%16.3%38.5%15.4%3.4%0.1%2.9M-77.3M-681.8K0.428.30N/AN/A1,68470218,74318,799
2019-04-26$105.74$100.0015.2%4.4%16.3%34.6%14.6%3.1%0.4%3.1M-79.6M-680.8K0.7711.42N/AN/A71955318,87418,811
2019-04-29$106.56$100.0014.9%4.3%16.5%32.7%14.5%2.6%0.9%3.3M-88.0M-649.0K0.7112.05N/AN/A79255918,81718,906
2019-04-30$107.26$100.0015.0%4.3%16.6%33.4%14.1%2.1%0.7%3.7M-94.4M-641.1K1.1013.72N/AN/A76984518,97018,904