UNH Options History — March 2019

In March 2019, UNH traded between $234.81 and $256.18. ATM implied volatility averaged 23.3%, placing in the 37.5% IV rank vs the trailing year. The 30-day expected move averaged 6.6%. IV traded below realized volatility by 11.6% (HV 20d: 35.0%). Max pain ranged from $240.00 to $257.50. Net GEX was positive for 17 of 21 trading days. Term structure was in contango for 8 of 21 days. Put/call ratio averaged 0.71.

Notable Days

  • 2019-03-04: Highest Volume — 29,605 contracts
  • 2019-03-04: Largest IV spike — 19.7% change
  • 2019-03-26: Highest IV Rank — 52.9%
  • 2019-03-26: Largest Expected Move — 7.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$245.97$234.81$256.18$246.41$247.44
Max Pain$243.81$240.00$257.50$257.50$240.00
ATM IV23.3%19.1%27.4%21.0%24.8%
Expected Move6.6%5.8%7.4%5.9%6.6%
HV 20d35.0%29.0%37.1%29.0%30.9%
HV 60d28.1%26.5%29.6%26.5%26.9%
IV Rank37.5%21.5%52.9%28.6%43.0%
IV Percentile77.4%51.2%92.9%67.9%86.1%
Term Structure0.2%-1.2%3.8%0.2%-0.3%
VWIV23.3%20.2%26.1%20.9%23.9%
Skew 25d4.0%2.9%6.0%4.1%4.7%
Skew 10d8.2%4.1%11.4%8.4%8.6%
Call IV 25d21.7%17.0%25.2%19.8%22.7%
Put IV 25d25.7%19.9%29.9%23.9%27.4%
Bid-Ask Spread %16.739.2325.499.2320.92
Gamma HHI0.090.070.140.070.14
Net GEX14.5M-9.1M41.0M3.3M41.0M
Net DEX-106.0M-584.5M435.1M124.5M-221.3M
Net VEX-5.4M-5.8M-4.4M-4.9M-5.5M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.710.351.190.670.46
Total Volume15,844.3338,82229,60518,36817,198
Total OI156,678.143136,231178,972153,158153,513

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2019-03-01$246.41$257.5021.0%5.9%29.0%28.6%20.9%4.1%0.2%3.3M124.5M-4.9M0.679.2310,9687,40088,55964,599
2019-03-04$234.81$255.0025.1%7.4%32.9%44.3%25.9%3.8%-0.5%-7.1M435.1M-4.4M0.5710.6618,81510,79084,21564,115
2019-03-05$242.54$255.0023.0%6.6%35.7%36.4%24.3%3.8%0.1%4.8M154.7M-5.1M0.7814.6612,95210,06794,57868,224
2019-03-06$238.96$252.5024.1%6.9%35.8%40.3%23.9%4.3%-0.2%-3.6M295.6M-5.1M1.0416.818,1308,49397,23371,635
2019-03-07$236.80$250.0024.6%7.2%35.4%42.2%26.1%4.0%0.1%-9.1M391.6M-5.0M0.7911.1811,5499,13499,11974,001
2019-03-08$236.68$250.0024.9%6.9%35.4%43.5%24.7%4.3%-0.5%-6.0M385.6M-5.2M0.7111.7610,3417,339101,55477,418
2019-03-11$243.87$240.0021.9%6.9%36.4%32.1%23.3%3.7%2.3%13.3M-39.6M-5.3M0.3511.9013,0464,60094,57569,393
2019-03-12$247.03$240.0020.4%6.3%36.5%26.5%22.6%3.5%2.4%22.1M-218.5M-5.5M0.4514.159,6894,34999,84070,496
2019-03-13$252.13$240.0019.1%6.3%36.1%21.5%22.2%3.2%3.8%32.9M-489.3M-5.6M0.4114.5213,1735,453100,83771,413
2019-03-14$252.81$240.0019.7%6.2%36.0%23.7%21.5%3.3%2.8%35.1M-502.0M-5.5M0.5119.249,2044,685100,16671,389
2019-03-15$250.99$240.0019.3%6.0%36.0%22.3%20.2%2.9%2.9%10.2M-410.5M-5.4M0.6417.228,4835,408101,10172,276
2019-03-18$255.28$240.0021.0%5.8%35.8%28.6%21.2%3.6%-0.8%35.1M-536.7M-5.6M0.4021.616,2892,53379,97356,258
2019-03-19$256.18$240.0021.8%5.9%35.9%31.8%20.9%3.6%-0.9%40.0M-584.5M-5.7M0.5821.458,9635,20682,12357,133
2019-03-20$250.48$240.0023.7%6.4%36.5%38.8%23.0%3.5%-0.8%22.8M-329.0M-5.6M0.8622.807,9936,88082,19858,563
2019-03-21$252.37$240.0023.4%6.5%36.5%37.9%22.1%3.4%-0.9%27.8M-403.0M-5.8M1.1922.775,1776,13884,04561,931
2019-03-22$247.61$240.0025.6%6.7%36.8%45.9%23.9%4.4%-1.2%12.4M-174.0M-5.7M1.0325.496,2136,42084,96164,083
2019-03-25$246.36$240.0026.7%7.0%36.8%50.4%24.4%4.5%-1.0%13.5M-146.8M-5.7M0.8215.107,7236,29782,00161,542
2019-03-26$242.01$240.0027.4%7.4%37.1%52.9%25.0%4.7%-0.9%5.5M19.1M-5.4M0.6716.566,8214,55381,95663,785
2019-03-27$242.15$240.0026.7%7.3%32.2%50.4%25.3%6.0%-0.7%3.5M27.3M-5.5M0.8315.546,9445,75383,10165,297
2019-03-28$242.54$240.0025.8%7.1%30.5%47.0%24.4%4.0%-0.6%7.1M-3.9M-5.4M1.0617.825,6215,94185,33465,708
2019-03-29$247.44$240.0024.8%6.6%30.9%43.0%23.9%4.7%-0.3%41.0M-221.3M-5.5M0.4620.9211,7585,44086,66766,846