BX Options History — May 2018

In May 2018, BX traded between $30.90 and $31.95. ATM implied volatility averaged 18.5%, placing in the 18.6% IV rank vs the trailing year. The 30-day expected move averaged 5.3%. IV traded below realized volatility by 0.1% (HV 20d: 18.7%). Max pain ranged from $33.00 to $33.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 18 of 22 days. Put/call ratio averaged 0.70.

Notable Days

  • 2018-05-03: Highest Volume — 28,799 contracts
  • 2018-05-30: Largest IV drop — 11.4% change
  • 2018-05-03: Highest IV Rank — 28.9%
  • 2018-05-03: Largest Expected Move — 6.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$31.53$30.90$31.95$31.07$31.92
Max Pain$33.00$33.00$33.00$33.00$33.00
ATM IV18.5%17.0%20.6%20.3%18.7%
Expected Move5.3%4.7%6.1%5.9%4.9%
HV 20d18.7%16.0%19.9%17.1%18.5%
HV 60d18.6%17.7%20.6%20.6%18.8%
IV Rank18.6%11.2%28.9%27.6%19.5%
IV Percentile25.9%5.6%54.8%52.0%28.2%
Term Structure0.5%-0.3%1.7%0.2%-0.2%
VWIV18.8%16.8%22.2%20.3%17.3%
Skew 25d2.2%1.1%3.3%2.7%3.3%
Skew 10d6.8%-2.7%22.7%4.1%9.7%
Call IV 25d18.1%16.5%20.6%19.5%17.4%
Put IV 25d20.3%18.0%22.3%22.2%20.8%
Bid-Ask Spread %17.596.4541.5815.1035.42
Gamma HHI0.140.110.300.120.13
Net GEX6.5M2.8M17.6M4.6M8.6M
Net DEX-72.7M-148.9M-6.4M-6.8M-146.1M
Net VEX-2.9M-3.1M-2.8M-2.9M-2.9M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.700.212.020.451.03
Total Volume15,076.2279,77028,79911,89012,419
Total OI485,619.636456,217501,750482,858484,513

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-05-01$31.07$33.0020.3%5.9%17.1%27.6%20.3%2.7%0.2%4.6M-6.8M-2.9M0.4515.10N/AN/A8,2283,662306,692176,166
2018-05-02$30.90$33.0020.4%5.8%16.9%27.9%20.6%2.6%0.3%4.7M-6.4M-2.8M0.5034.20N/AN/A8,0244,013307,558176,065
2018-05-03$30.93$33.0020.6%6.1%16.9%28.9%22.2%1.8%0.4%7.1M-18.0M-2.8M0.5912.04N/AN/A18,06710,732310,259176,702
2018-05-04$31.90$33.0018.9%5.7%19.2%20.6%20.4%2.0%1.0%5.8M-111.6M-3.1M0.3612.03N/AN/A16,1105,817316,433182,869
2018-05-07$31.93$33.0017.9%5.7%19.2%15.8%21.1%2.9%1.7%6.5M-101.9M-3.1M0.9211.22N/AN/A5,5925,150313,593181,365
2018-05-08$31.60$33.0019.6%5.7%19.6%24.0%19.0%2.2%0.2%5.5M-56.8M-3.0M0.7512.14N/AN/A6,3774,766314,475181,295
2018-05-09$31.84$33.0018.6%5.6%19.7%19.0%19.4%1.3%0.9%7.4M-87.9M-3.0M0.6511.00N/AN/A8,4745,497315,619181,422
2018-05-10$31.83$33.0018.4%5.4%19.7%18.0%19.3%1.6%0.5%8.9M-86.8M-3.0M0.8410.77N/AN/A6,4205,378318,735181,722
2018-05-11$31.41$33.0018.8%5.4%19.9%19.8%19.4%2.0%-0.0%17.6M-37.4M-2.9M0.4620.12N/AN/A10,8445,021319,638182,112
2018-05-14$31.30$33.0018.4%5.3%19.6%18.0%19.1%2.2%0.1%2.8M-15.4M-2.9M0.367.80N/AN/A9,7523,550312,867178,968
2018-05-15$31.04$33.0018.6%5.4%19.1%19.2%18.2%1.9%0.7%2.9M-8.9M-2.9M0.6221.08N/AN/A6,0163,754314,050179,225
2018-05-16$31.31$33.0018.0%5.2%18.6%15.9%17.7%2.2%0.9%4.2M-25.0M-2.8M0.667.54N/AN/A8,1825,379314,427179,673
2018-05-17$31.51$33.0017.0%4.8%18.8%11.2%17.5%2.1%0.7%5.9M-36.6M-2.9M2.0214.64N/AN/A9,18418,537315,722179,832
2018-05-18$31.23$33.0017.3%4.9%18.8%12.7%17.8%1.5%1.1%3.9M-14.6M-2.8M0.546.45N/AN/A8,0734,326318,464180,541
2018-05-21$31.68$33.0017.8%5.0%19.6%15.0%18.2%1.1%0.3%5.3M-106.2M-2.8M0.5141.58N/AN/A11,2635,738306,268149,949
2018-05-22$31.86$33.0017.2%4.7%19.6%12.0%17.3%2.4%-0.1%6.8M-124.0M-2.8M0.4210.72N/AN/A8,8163,747312,411150,181
2018-05-23$31.64$33.0018.1%5.0%18.7%16.3%16.8%2.6%0.6%5.9M-109.3M-2.8M0.6112.34N/AN/A6,7564,121316,258150,453
2018-05-24$31.76$33.0017.5%4.7%18.8%13.5%17.2%2.9%-0.3%6.9M-118.5M-2.8M0.5433.86N/AN/A8,3974,493317,193150,309
2018-05-25$31.95$33.0018.2%4.8%16.0%17.0%17.7%1.9%0.2%7.7M-148.9M-2.9M0.2118.86N/AN/A20,4054,244319,757150,929
2018-05-29$31.29$33.0019.7%5.6%17.8%24.6%20.7%2.8%0.3%4.9M-95.9M-2.9M1.027.74N/AN/A6,6646,797328,601148,587
2018-05-30$31.80$33.0017.5%4.9%18.6%13.5%17.8%2.3%1.6%8.3M-136.5M-3.0M1.3330.40N/AN/A5,5367,356329,668152,066
2018-05-31$31.92$33.0018.7%4.9%18.5%19.5%17.3%3.3%-0.2%8.6M-146.1M-2.9M1.0335.42N/AN/A6,1226,297331,163153,350