BX Options History — April 2019

In April 2019, BX traded between $34.34 and $40.45. ATM implied volatility averaged 21.8%, placing in the 20.2% IV rank vs the trailing year. The 30-day expected move averaged 5.7%. IV traded below realized volatility by 2.6% (HV 20d: 24.4%). Max pain ranged from $34.00 to $38.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 3 of 21 days. Put/call ratio averaged 0.37.

Notable Days

  • 2019-04-25: Highest Volume — 115,131 contracts
  • 2019-04-18: Largest IV spike — 31.4% change
  • 2019-04-02: Highest IV Rank — 32.8%
  • 2019-04-09: Largest Expected Move — 6.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$36.84$34.34$40.45$35.28$39.50
Max Pain$34.62$34.00$38.00$34.00$38.00
ATM IV21.8%14.7%26.1%24.0%21.3%
Expected Move5.7%4.2%6.5%6.2%6.1%
HV 20d24.4%18.7%33.1%20.8%32.3%
HV 60d21.1%18.6%24.6%20.5%24.6%
IV Rank20.2%0.0%32.8%25.6%21.5%
IV Percentile43.5%0.0%68.3%58.3%41.7%
Term Structure-0.9%-3.4%1.7%-0.6%-0.3%
VWIV22.0%16.2%36.4%19.6%21.8%
Skew 25d4.1%2.3%6.4%4.2%2.9%
Skew 10d7.6%4.9%11.2%8.6%5.5%
Call IV 25d20.5%18.2%23.1%21.5%19.7%
Put IV 25d24.6%21.7%27.1%25.7%22.6%
Bid-Ask Spread %22.365.4841.2438.2833.73
Gamma HHI0.170.140.240.160.21
Net GEX18.3M13.1M25.5M15.8M18.7M
Net DEX-379.7M-677.9M-180.1M-270.1M-489.8M
Net VEX-2.6M-3.2M-2.2M-2.3M-3.2M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.370.071.100.240.39
Total Volume25,774.5714,169115,1316,06014,996
Total OI356,223323,540419,219323,540392,253

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2019-04-01$35.28$34.0024.0%6.2%20.8%25.6%19.6%4.2%-0.6%15.8M-270.1M-2.3M0.2438.28N/AN/A4,9041,156209,035114,505
2019-04-02$34.66$34.0026.1%6.0%22.0%32.8%22.1%3.8%-0.6%13.7M-211.2M-2.5M0.7139.66N/AN/A3,1022,192211,620114,921
2019-04-03$34.82$34.0024.1%6.0%22.0%26.0%20.9%5.6%-0.4%14.3M-226.7M-2.4M0.4038.71N/AN/A3,4731,403211,907116,253
2019-04-04$34.80$34.0023.4%5.9%21.6%23.4%20.4%4.7%-0.8%14.7M-213.9M-2.4M0.3432.17N/AN/A3,5811,229213,064116,488
2019-04-05$34.70$34.0023.4%4.3%21.1%23.6%18.2%4.7%-1.0%14.6M-215.9M-2.4M0.3032.65N/AN/A4,9601,505214,315116,597
2019-04-08$34.74$34.0023.5%5.8%20.0%23.8%20.5%4.6%-3.2%15.1M-206.8M-2.4M0.1917.22N/AN/A3,501668213,022114,993
2019-04-09$34.34$34.0023.6%6.5%20.6%24.2%23.9%4.6%1.7%13.1M-180.1M-2.4M0.198.91N/AN/A6,2631,161215,165115,464
2019-04-10$34.65$34.0023.7%5.6%19.4%24.5%20.0%5.0%-3.4%15.5M-216.6M-2.2M0.2935.91N/AN/A4,7531,381216,809116,037
2019-04-11$34.78$34.0023.0%5.9%19.4%22.1%22.7%4.5%-2.3%16.2M-223.3M-2.4M0.419.14N/AN/A5,4322,233219,101116,604
2019-04-12$35.61$34.0020.6%4.2%20.5%13.8%21.4%5.0%-3.4%20.3M-299.8M-2.4M0.4114.31N/AN/A6,3942,640220,858117,375
2019-04-15$35.45$34.0022.4%6.3%19.5%19.9%21.8%5.8%-1.1%18.5M-273.8M-2.4M0.749.76N/AN/A8,1586,059219,256116,132
2019-04-16$35.94$34.0020.2%5.7%18.7%12.2%19.8%5.2%-1.9%20.6M-325.0M-2.5M0.3011.28N/AN/A17,6765,225225,593119,397
2019-04-17$35.80$34.0014.7%4.2%18.8%0.0%16.2%6.4%-0.2%22.0M-317.7M-2.4M1.1033.44N/AN/A9,13810,072233,087120,032
2019-04-18$38.71$34.0019.3%5.5%33.1%14.9%23.7%3.4%0.6%16.7M-612.5M-2.4M0.1914.70N/AN/A87,91116,485243,788125,730
2019-04-22$39.17$34.0021.3%6.1%30.6%21.5%21.8%2.7%-0.3%17.9M-548.4M-2.6M0.2125.36N/AN/A64,71613,537236,255121,113
2019-04-23$39.72$35.0020.8%6.0%30.4%19.9%23.3%3.0%-0.6%22.8M-631.6M-3.0M0.1941.24N/AN/A30,3985,802273,640130,304
2019-04-24$40.14$35.0020.6%5.7%30.4%19.1%23.9%2.8%-0.7%25.5M-674.2M-3.1M0.2212.50N/AN/A24,4615,305281,717132,842
2019-04-25$40.19$35.0020.4%5.8%30.3%18.5%36.4%2.6%-0.6%25.1M-677.9M-3.2M0.076.75N/AN/A107,6447,487283,651135,568
2019-04-26$40.26$36.0020.6%5.8%30.3%19.1%22.1%2.3%-1.0%21.6M-584.1M-3.1M0.238.39N/AN/A27,6666,467257,804138,894
2019-04-29$40.45$38.0020.1%5.9%30.4%17.7%22.0%2.5%0.3%21.5M-574.9M-3.2M0.665.48N/AN/A6,1174,015253,187136,307
2019-04-30$39.50$38.0021.3%6.1%32.3%21.5%21.8%2.9%-0.3%18.7M-489.8M-3.2M0.3933.73N/AN/A10,8024,194254,375137,878