UNH Options History — February 2013

In February 2013, UNH traded between $53.05 and $57.77. ATM implied volatility averaged 18.9%, placing in the 6.5% IV rank vs the trailing year. The 30-day expected move averaged 5.4%. IV traded below realized volatility by 0.7% (HV 20d: 19.6%). Max pain ranged from $50.00 to $55.00. Net GEX was positive for 15 of 19 trading days. Term structure was in contango for 18 of 19 days. Put/call ratio averaged 1.21.

Notable Days

  • 2013-02-19: Highest Volume — 23,555 contracts
  • 2013-02-28: Largest IV spike — 117.1% change
  • 2013-02-25: Highest IV Rank — 24.3%
  • 2013-02-25: Largest Expected Move — 6.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$55.92$53.05$57.77$55.77$53.45
Max Pain$54.74$50.00$55.00$50.00$55.00
ATM IV18.9%10.4%28.7%17.3%22.7%
Expected Move5.4%4.8%6.8%5.0%6.3%
HV 20d19.6%16.4%22.1%16.4%22.1%
HV 60d20.6%19.8%21.5%21.5%20.3%
IV Rank6.5%0.0%24.3%2.3%21.3%
IV Percentile21.0%0.0%89.3%4.8%53.6%
Term Structure2.4%-0.3%3.8%2.8%0.2%
VWIV19.5%16.8%22.8%17.0%21.3%
Skew 25d3.3%2.2%4.5%3.5%3.2%
Skew 10d9.3%6.8%11.8%8.9%9.5%
Call IV 25d18.1%16.1%21.7%16.1%20.0%
Put IV 25d21.4%18.6%26.2%19.6%23.2%
Bid-Ask Spread %8.355.7710.8410.849.74
Gamma HHI0.320.160.530.320.26
Net GEX6.3M-3.9M14.8M9.0M-3.9M
Net DEX-89.3M-203.3M85.3M-143.2M80.2M
Net VEX-1.1M-1.2M-999.8K-1.0M-1.2M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.210.277.130.650.70
Total Volume7,659.8951,41823,5555,6361,418
Total OI144,895.421124,769165,694136,651165,694

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2013-02-01$55.77$50.0017.3%5.0%16.4%2.3%17.0%3.5%2.8%9.0M-143.2M-1.0M0.6510.843,4202,21677,33059,321
2013-02-04$55.75$55.0019.7%5.2%16.4%7.0%16.8%4.3%2.7%7.9M-107.1M-1.0M0.489.694,6382,21970,64860,493
2013-02-05$57.77$55.0018.5%5.2%19.9%4.6%19.9%2.6%3.1%9.1M-194.4M-999.8K0.578.349,5645,42370,65060,971
2013-02-06$57.38$55.0017.4%5.2%19.3%2.5%18.2%3.5%3.0%8.9M-180.5M-1.1M0.277.665,3821,44676,32264,716
2013-02-07$57.05$55.0018.1%5.2%19.0%4.0%19.9%3.7%3.0%9.1M-166.4M-1.2M1.067.081,7511,86277,47165,824
2013-02-08$57.74$55.0017.8%5.1%18.9%3.3%19.0%2.4%3.0%10.5M-203.3M-1.1M0.668.944,2572,80078,36266,967
2013-02-11$57.12$55.0017.7%5.1%19.3%3.1%18.0%3.0%3.2%10.0M-170.6M-1.1M0.877.031,3061,13278,70667,570
2013-02-12$57.01$55.0017.4%5.0%19.3%2.6%18.0%3.0%3.5%10.2M-167.4M-1.1M1.085.7768573878,95967,776
2013-02-13$57.23$55.0017.0%4.9%19.3%1.8%18.2%2.2%3.8%10.9M-177.8M-1.1M0.986.841,2811,25079,18267,835
2013-02-14$57.05$55.0017.1%4.9%19.4%1.9%18.7%2.9%3.8%11.4M-168.0M-1.1M0.737.021,8541,34879,03167,708
2013-02-15$57.32$55.0016.7%4.8%19.0%1.2%17.5%2.4%3.8%14.8M-177.0M-1.1M1.097.213,1463,42578,38168,234
2013-02-19$56.66$55.0017.4%5.0%19.6%2.6%19.7%3.3%3.0%8.1M-105.5M-1.1M1.008.6211,76211,79369,35455,415
2013-02-20$55.21$55.0019.9%5.7%19.8%7.4%20.1%3.9%2.1%3.9M-36.7M-1.2M1.298.937,5639,76274,88366,944
2013-02-21$55.24$55.0020.2%5.8%19.8%8.0%21.6%3.6%1.7%1.4M-7.2M-1.2M1.829.271,2272,23172,63572,494
2013-02-22$54.47$55.0020.0%5.7%20.2%7.5%20.9%3.8%2.1%-62.6K28.7M-1.2M0.769.036,7605,15773,04173,416
2013-02-25$53.30$55.0028.7%6.8%21.4%24.3%22.8%4.5%-0.3%276.7K65.3M-1.2M1.288.433,9325,03477,34774,738
2013-02-26$53.05$55.0025.0%6.6%21.4%17.3%22.7%3.8%0.1%-2.4M85.3M-1.1M0.608.192,6611,60678,11778,328
2013-02-27$53.87$55.0010.4%5.8%22.0%0.0%21.0%3.8%1.5%-266.8K48.7M-1.2M7.139.971,65911,83078,90279,248
2013-02-28$53.45$55.0022.7%6.3%22.1%21.3%21.3%3.2%0.2%-3.9M80.2M-1.2M0.709.7483558379,66486,030