UNH Options History — January 2013

In January 2013, UNH traded between $51.40 and $56.28. ATM implied volatility averaged 19.6%, placing in the 6.8% IV rank vs the trailing year. The 30-day expected move averaged 5.6%. IV traded below realized volatility by 3.4% (HV 20d: 23.0%). Max pain ranged from $52.50 to $55.00. Net GEX was positive for 18 of 21 trading days. Term structure was in contango for 12 of 21 days. Put/call ratio averaged 0.65.

Notable Days

  • 2013-01-09: Highest Volume — 20,826 contracts
  • 2013-01-30: Largest IV spike — 26.6% change
  • 2013-01-09: Highest IV Rank — 15.5%
  • 2013-01-03: Largest Expected Move — 6.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$54.17$51.40$56.28$54.54$55.21
Max Pain$52.74$52.50$55.00$55.00$52.50
ATM IV19.6%16.1%24.1%19.4%17.9%
Expected Move5.6%4.6%6.7%6.3%4.9%
HV 20d23.0%14.4%24.4%14.4%24.3%
HV 60d21.4%19.3%21.9%19.3%21.6%
IV Rank6.8%0.0%15.5%6.3%3.6%
IV Percentile22.8%0.4%62.7%14.3%7.1%
Term Structure0.3%-2.3%1.9%-1.8%0.9%
VWIV19.9%16.4%23.8%23.6%18.0%
Skew 25d3.1%1.9%4.2%4.2%3.0%
Skew 10d7.5%4.1%12.2%12.2%7.7%
Call IV 25d18.5%15.4%22.7%21.4%16.8%
Put IV 25d21.6%17.6%26.8%25.6%19.8%
Bid-Ask Spread %9.236.0315.229.4515.22
Gamma HHI0.280.160.540.250.34
Net GEX4.0M-2.0M11.3M3.7M5.2M
Net DEX-68.2M-137.1M56.8M-52.6M-103.4M
Net VEX-911.1K-1.0M-795.0K-875.6K-1.0M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.650.141.400.770.14
Total Volume10,984.6193,21320,8265,18716,762
Total OI166,238.762107,344213,769169,350128,335

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2013-01-02$54.54$55.0019.4%6.3%14.4%6.3%23.6%4.2%-1.8%3.7M-52.6M-875.6K0.779.452,9232,26482,76086,590
2013-01-03$51.99$55.0019.6%6.7%22.4%6.7%23.8%4.1%-2.3%-1.3M40.8M-795.0K1.169.306,8627,97083,33687,310
2013-01-04$52.09$52.5017.3%5.8%22.2%2.3%21.2%3.7%0.1%-2.0M39.6M-826.2K0.9710.429,5329,28885,61190,963
2013-01-07$52.09$52.5020.1%5.9%22.2%7.8%20.8%3.4%-0.0%-1.7M36.1M-846.2K0.187.838,7161,55087,40093,826
2013-01-08$51.40$52.5020.3%6.1%22.5%8.1%22.6%3.9%-0.2%818.6K56.8M-831.5K1.097.228,1228,86592,84094,299
2013-01-09$52.37$52.5024.1%6.0%23.6%15.5%21.8%3.2%-0.1%3.8M4.1M-924.3K0.329.4615,8374,98998,753100,185
2013-01-10$53.11$52.5020.9%6.0%23.9%9.3%21.5%2.9%0.1%2.8M-43.1M-922.5K0.687.425,2323,55799,210102,998
2013-01-11$52.82$52.5021.3%6.1%23.6%10.1%22.6%3.1%-0.2%1.0M-41.2M-919.0K0.549.078,8304,76599,612104,935
2013-01-14$53.36$52.5022.6%6.5%23.4%12.5%21.6%3.1%-1.0%3.0M-57.7M-924.3K0.176.529,6911,613100,064101,676
2013-01-15$53.62$52.5022.8%6.5%23.4%12.9%22.0%3.1%-0.7%4.9M-80.0M-933.8K1.286.035,6617,269103,862102,301
2013-01-16$53.66$52.5022.9%6.6%23.3%13.1%22.6%3.3%-0.7%3.0M-65.6M-932.3K0.718.146,5914,701104,625106,969
2013-01-17$54.40$52.5017.7%5.1%23.5%3.2%18.4%2.6%1.4%8.7M-129.2M-872.7K0.629.7310,1776,308104,192106,140
2013-01-18$54.56$52.5016.1%4.6%23.3%0.0%16.4%1.9%1.9%11.3M-124.9M-884.5K0.388.526,8312,619106,187107,582
2013-01-22$56.02$52.5017.1%4.9%24.4%2.0%17.4%2.7%1.6%4.2M-120.8M-881.0K0.766.687,8685,97855,70251,642
2013-01-23$55.91$52.5016.7%4.8%24.2%1.3%16.6%2.8%1.3%5.1M-123.1M-923.8K0.309.785,0091,51160,34853,865
2013-01-24$56.22$52.5017.2%4.9%24.2%2.2%16.8%3.3%1.7%5.8M-134.1M-939.3K0.658.403,8092,48762,35254,025
2013-01-25$56.04$52.5017.4%4.9%23.8%2.6%16.7%2.6%1.5%6.4M-134.4M-961.3K0.7610.571,8211,39264,73555,577
2013-01-28$55.81$52.5021.0%5.2%23.9%9.6%17.7%2.5%1.0%6.3M-127.1M-958.2K1.4010.321,9822,77565,39255,576
2013-01-29$56.28$52.5017.5%4.7%23.6%2.7%18.3%2.8%1.3%6.1M-137.1M-998.9K0.3911.552,54099366,36957,274
2013-01-30$56.08$52.5022.1%5.1%23.6%11.6%18.2%2.5%0.9%6.3M-135.4M-979.7K0.2712.193,9291,05867,68957,907
2013-01-31$55.21$52.5017.9%4.9%24.3%3.6%18.0%3.0%0.9%5.2M-103.4M-1.0M0.1415.2214,6642,09869,93058,405