UNH Options History — May 2016

In May 2016, UNH traded between $128.98 and $133.94. ATM implied volatility averaged 18.7%, placing in the 10.0% IV rank vs the trailing year. The 30-day expected move averaged 5.3%. IV traded above realized volatility by 4.4% (HV 20d: 14.3%). Max pain ranged from $120.00 to $131.00. Net GEX was positive for 10 of 21 trading days. Term structure was in contango for 16 of 21 days. Put/call ratio averaged 1.90.

Notable Days

  • 2016-05-23: Highest Volume — 17,599 contracts
  • 2016-05-20: Largest IV drop — 6.7% change
  • 2016-05-04: Highest IV Rank — 16.2%
  • 2016-05-05: Largest Expected Move — 5.9%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$131.69$128.98$133.94$132.01$133.94
Max Pain$122.76$120.00$131.00$131.00$125.00
ATM IV18.7%16.4%20.2%19.3%16.6%
Expected Move5.3%4.4%5.9%5.7%4.7%
HV 20d14.3%11.3%17.5%17.5%12.6%
HV 60d17.2%15.7%19.7%19.7%15.7%
IV Rank10.0%0.0%16.2%12.2%1.1%
IV Percentile8.4%0.0%17.5%8.3%1.2%
Term Structure0.4%-1.6%1.6%-0.0%1.6%
VWIV20.1%15.8%25.2%21.3%16.5%
Skew 25d4.4%3.5%5.5%4.9%3.9%
Skew 10d9.9%6.0%13.5%8.4%7.5%
Call IV 25d17.0%14.8%18.6%17.9%15.4%
Put IV 25d21.4%18.4%23.7%22.8%19.3%
Bid-Ask Spread %15.529.1821.3915.8419.34
Gamma HHI0.140.070.530.090.15
Net GEX3.1M-33.4M26.8M-2.7M21.1M
Net DEX-186.2M-334.6M-47.3M-172.2M-311.3M
Net VEX-2.7M-2.9M-2.5M-2.9M-2.5M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.900.713.252.000.71
Total Volume11,114.9526,62417,59913,07612,788
Total OI161,323.19140,606175,289158,972154,530

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2016-05-02$132.01$131.0019.3%5.7%17.5%12.2%21.3%4.9%-0.0%-2.7M-172.2M-2.9M2.0015.844,3568,72066,34592,627
2016-05-03$132.42$131.0019.7%5.8%15.7%14.2%20.8%4.5%0.8%-4.1M-200.3M-2.9M1.3216.874,0315,32867,52395,103
2016-05-04$132.18$131.0020.2%5.8%15.6%16.2%21.6%4.8%-0.2%-5.7M-191.5M-2.9M1.6618.353,3565,58568,14595,116
2016-05-05$132.12$120.0019.4%5.9%15.1%12.8%20.6%4.3%0.4%-4.7M-206.9M-2.8M2.6514.602,9097,71268,68894,114
2016-05-06$131.93$120.0019.3%5.8%14.5%12.3%20.5%4.5%0.5%-15.9M-202.8M-2.8M3.2517.183,39711,05769,18797,098
2016-05-09$132.60$120.0019.2%5.2%14.5%11.9%20.1%4.2%-1.0%9.1M-228.0M-2.8M1.8717.602,3054,31967,71290,203
2016-05-10$133.46$120.0018.8%5.0%14.6%10.3%20.5%3.9%-1.6%15.6M-274.5M-2.7M2.3711.992,4295,76668,23290,579
2016-05-11$130.79$120.0019.7%5.8%16.5%14.0%21.2%4.2%0.5%4.6M-139.8M-2.7M3.229.262,9159,38868,54891,892
2016-05-12$129.67$120.0019.8%5.8%16.8%14.5%23.4%4.3%-0.0%-3.2M-58.8M-2.7M1.4715.495,3827,91668,95995,660
2016-05-13$128.98$120.0019.7%5.7%16.9%14.3%24.0%4.0%0.0%2.9M-47.3M-2.6M2.4513.222,8476,96770,74997,300
2016-05-16$130.56$120.0019.7%5.7%17.4%14.1%22.9%5.3%0.6%-14.8K-122.0M-2.6M1.659.182,6644,40669,30196,307
2016-05-17$130.14$120.0020.0%5.7%15.8%15.3%25.2%5.2%1.4%-3.4M-90.3M-2.6M2.1117.582,2084,66569,98797,298
2016-05-18$130.37$120.0019.3%5.5%12.0%12.6%19.7%5.3%1.2%-6.3M-98.5M-2.6M1.4113.545,0717,12570,219100,709
2016-05-19$130.15$120.0019.5%5.5%11.7%13.2%20.8%5.5%1.0%-9.8M-82.1M-2.7M1.7612.323,5916,33871,521102,393
2016-05-20$130.97$120.0018.1%5.1%11.3%7.4%19.8%4.6%0.6%-33.4M-156.8M-2.6M2.3210.074,1779,69472,129103,160
2016-05-23$130.35$120.0017.8%4.9%11.3%6.1%16.0%4.5%0.5%8.8M-154.5M-2.5M0.9514.739,0208,57961,15379,453
2016-05-24$132.55$125.0017.4%4.6%12.9%4.0%16.7%3.9%0.4%18.7M-257.0M-2.5M1.4418.346,6559,61667,68981,165
2016-05-25$133.50$125.0016.8%4.6%12.8%1.5%16.8%3.7%0.3%23.1M-308.1M-2.6M2.7119.363,4609,38971,67682,282
2016-05-26$132.94$125.0016.4%4.5%12.5%0.0%17.8%3.6%0.7%23.7M-272.0M-2.6M1.3519.763,4114,59372,85383,048
2016-05-27$133.82$125.0017.0%4.4%12.6%2.7%15.8%3.5%0.4%26.8M-334.6M-2.6M1.1221.394,3784,90173,67183,463
2016-05-31$133.94$125.0016.6%4.7%12.6%1.1%16.5%3.9%1.6%21.1M-311.3M-2.5M0.7119.347,4795,30971,68782,843