UNH Options History — October 2017

In October 2017, UNH traded between $192.48 and $212.52. ATM implied volatility averaged 17.3%, placing in the 42.4% IV rank vs the trailing year. The 30-day expected move averaged 5.0%. IV traded below realized volatility by 1.5% (HV 20d: 18.8%). Max pain ranged from $195.00 to $200.00. Net GEX was positive for 20 of 22 trading days. Term structure was in contango for 6 of 22 days. Put/call ratio averaged 1.24.

Notable Days

  • 2017-10-17: Highest Volume — 32,342 contracts
  • 2017-10-18: Largest IV drop — 18.0% change
  • 2017-10-16: Highest IV Rank — 74.8%
  • 2017-10-03: Largest Expected Move — 6.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$201.87$192.48$212.52$197.26$210.09
Max Pain$196.36$195.00$200.00$200.00$200.00
ATM IV17.3%14.0%20.7%19.0%16.4%
Expected Move5.0%4.1%6.1%6.0%4.5%
HV 20d18.8%11.9%25.1%11.9%25.1%
HV 60d14.0%11.0%17.1%11.0%17.1%
IV Rank42.4%13.1%74.8%56.3%35.1%
IV Percentile52.6%10.7%87.7%70.2%47.6%
Term Structure-0.2%-2.4%2.8%-0.3%0.1%
VWIV18.1%14.9%21.4%20.6%20.7%
Skew 25d2.9%1.8%5.0%2.9%2.6%
Skew 10d6.5%4.2%18.1%6.2%7.5%
Call IV 25d16.2%12.0%19.5%18.0%15.9%
Put IV 25d19.1%15.2%21.8%20.9%18.6%
Bid-Ask Spread %45.6315.94109.0018.4245.08
Gamma HHI0.200.110.550.140.16
Net GEX24.4M-36.2M78.0M23.0M21.0M
Net DEX-642.7M-1.01B-220.8M-506.7M-793.0M
Net VEX-3.0M-3.4M-2.6M-3.2M-2.9M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.240.572.471.441.67
Total Volume13,316.9096,79132,3427,17817,733
Total OI169,003.091152,226193,539161,575160,670

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2017-10-02$197.26$200.0019.0%6.0%11.9%56.3%20.6%2.9%-0.3%23.0M-506.7M-3.2M1.4418.422,9404,23866,38495,191
2017-10-03$198.66$200.0019.1%6.1%12.2%57.7%20.9%3.1%-0.7%26.7M-545.7M-3.4M1.1321.663,1883,60366,61295,853
2017-10-04$200.37$200.0018.4%5.9%12.4%51.1%21.4%3.2%-0.5%30.4M-621.5M-3.3M1.0415.943,8113,97967,38796,443
2017-10-05$197.62$195.0018.6%5.0%13.4%53.1%18.4%2.9%-0.4%26.7M-520.4M-3.1M1.1941.114,6385,53368,05796,478
2017-10-06$198.07$195.0018.7%5.1%13.4%53.7%19.2%2.9%-0.3%28.0M-553.3M-3.1M1.2346.084,6085,66369,66298,544
2017-10-09$196.09$195.0019.1%5.4%13.5%57.0%19.2%3.0%-0.3%20.0M-437.5M-3.1M1.4844.084,3096,38568,96697,462
2017-10-10$194.57$195.0019.2%5.3%13.2%58.4%19.7%2.7%-0.4%8.5M-354.1M-3.1M1.4943.994,1916,24670,30099,565
2017-10-11$195.29$195.0018.8%5.2%13.2%54.7%18.6%2.3%-0.7%6.0M-389.7M-3.1M1.4044.293,8815,44770,799101,758
2017-10-12$192.93$195.0019.6%5.4%13.7%61.2%19.2%3.2%-0.9%-6.6M-276.5M-3.1M2.4742.474,0099,91071,365101,765
2017-10-13$192.48$195.0020.1%5.7%13.7%66.0%20.3%2.5%-0.3%-36.2M-220.8M-3.2M1.1453.227,9269,01772,220106,991
2017-10-16$193.06$195.0020.7%5.9%13.8%74.8%20.9%2.2%-1.2%5.5M-299.3M-3.1M1.8755.638,82016,50171,118101,913
2017-10-17$204.59$195.0018.2%5.2%24.1%51.8%17.5%3.3%-2.4%52.6M-946.9M-2.8M1.0162.7616,08616,25673,545111,236
2017-10-18$205.14$195.0014.9%4.3%24.1%21.8%16.8%2.5%0.4%48.7M-980.3M-2.9M1.1454.147,2808,29975,211115,881
2017-10-19$203.43$195.0016.3%4.7%24.3%34.4%15.5%3.0%-1.5%73.2M-901.9M-2.8M1.1059.908,3059,17075,780117,759
2017-10-20$207.15$195.0014.1%4.1%24.5%14.2%15.5%2.3%-0.9%23.4M-1.01B-2.8M0.6345.5713,9428,75673,148116,943
2017-10-23$207.00$195.0014.4%4.2%24.2%17.4%15.4%2.3%1.0%19.5M-737.8M-2.7M0.9835.725,1165,00659,26092,966
2017-10-24$207.99$195.0014.3%4.3%24.2%16.1%16.1%1.8%1.2%21.5M-760.3M-2.7M1.0833.564,1474,48260,70694,090
2017-10-25$207.59$195.0015.3%4.4%24.2%25.7%15.3%2.7%0.7%20.2M-736.5M-2.9M1.0635.064,2284,47861,47094,806
2017-10-26$209.72$195.0015.5%4.2%24.2%26.9%14.9%5.0%-0.5%23.8M-821.7M-2.7M0.94109.006,6066,20062,32195,672
2017-10-27$212.52$200.0014.0%4.2%24.3%13.1%14.9%3.4%2.8%78.0M-923.7M-2.7M0.5757.276,3353,64164,52298,512
2017-10-30$209.54$200.0016.1%4.5%25.1%32.3%17.2%4.0%-0.0%21.8M-802.1M-2.6M1.2038.973,6604,40362,95195,786
2017-10-31$210.09$200.0016.4%4.5%25.1%35.1%20.7%2.6%0.1%21.0M-793.0M-2.9M1.6745.086,63811,09563,90796,763