BX Options History — May 2023

In May 2023, BX traded between $80.43 and $89.28. ATM implied volatility averaged 37.7%, placing in the 20.1% IV rank vs the trailing year. The 30-day expected move averaged 11.2%. IV traded above realized volatility by 1.4% (HV 20d: 36.3%). Max pain ranged from $85.00 to $90.00. Net GEX was positive for 7 of 22 trading days. Term structure was in contango for 7 of 22 days. Put/call ratio averaged 1.00.

Notable Days

  • 2023-05-04: Highest Volume — 61,001 contracts
  • 2023-05-02: Largest IV spike — 10.7% change
  • 2023-05-04: Highest IV Rank — 37.7%
  • 2023-05-04: Largest Expected Move — 12.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$83.66$80.43$89.28$89.28$86.25
Max Pain$87.73$85.00$90.00$90.00$85.00
ATM IV37.7%35.1%42.8%35.4%39.3%
Expected Move11.2%10.2%12.8%10.6%12.0%
HV 20d36.3%29.5%40.0%36.3%29.5%
HV 60d40.8%39.9%41.4%39.9%41.2%
IV Rank20.1%11.3%37.7%12.2%25.5%
IV Percentile11.3%1.2%31.3%2.0%23.8%
Term Structure-0.4%-2.2%2.5%0.1%-0.9%
VWIV39.4%36.0%43.8%37.6%43.0%
Skew 25d6.6%5.2%8.7%5.6%5.2%
Skew 10d12.6%10.3%16.9%10.9%10.3%
Call IV 25d34.7%31.4%39.2%32.8%37.0%
Put IV 25d41.3%37.6%47.8%38.4%42.2%
Bid-Ask Spread %3.952.148.283.666.33
Gamma HHI0.110.060.260.060.10
Net GEX-9.0M-27.2M28.2M-3.4M28.2M
Net DEX255.6M-127.6M546.1M17.2M-111.0M
Net VEX-5.1M-5.4M-4.8M-5.4M-5.2M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.000.242.850.560.65
Total Volume26,0129,03261,00140,04041,017
Total OI428,230.455392,881460,797392,881439,860

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2023-05-01$89.28$90.0035.4%10.6%36.3%12.2%37.6%5.6%0.1%-3.4M17.2M-5.4M0.563.66N/AN/A25,59214,448174,794218,087
2023-05-02$84.63$90.0039.2%11.5%40.0%25.2%43.1%7.4%0.3%-13.6M322.1M-5.3M1.955.06N/AN/A14,60628,514192,749226,974
2023-05-03$83.48$90.0040.3%12.1%36.5%29.1%43.8%7.5%-0.1%-18.1M395.1M-5.3M0.886.08N/AN/A12,18010,776195,496235,684
2023-05-04$80.65$90.0042.8%12.8%38.6%37.7%41.7%8.7%-0.5%-22.2M546.1M-5.0M2.858.28N/AN/A15,83245,169197,408235,497
2023-05-05$82.16$90.0038.6%11.4%38.9%23.1%40.9%7.4%0.1%-24.1M471.4M-5.2M0.953.15N/AN/A15,12614,322201,688243,746
2023-05-08$81.48$90.0038.4%11.1%38.9%22.4%39.6%6.8%-0.0%-23.1M472.1M-5.1M0.832.36N/AN/A13,45911,156181,027239,059
2023-05-09$81.74$90.0038.7%11.4%37.5%23.5%40.3%7.2%0.8%-22.3M449.5M-5.2M0.825.85N/AN/A6,3325,195187,948245,501
2023-05-10$83.23$90.0036.4%10.7%37.8%15.5%38.2%6.2%0.9%-19.6M355.4M-5.2M1.415.02N/AN/A7,88311,100189,908246,836
2023-05-11$82.71$87.5036.3%11.0%37.1%15.2%38.4%6.0%2.5%-20.1M380.4M-5.1M0.942.60N/AN/A8,2447,749192,832245,325
2023-05-12$82.60$87.5036.5%10.8%37.0%15.8%38.6%6.9%1.6%-18.5M395.4M-5.1M0.644.76N/AN/A7,8355,024195,179248,993
2023-05-15$83.00$87.5036.1%10.5%36.2%14.6%36.0%6.9%-0.5%-22.2M362.0M-5.0M0.912.14N/AN/A8,3637,617187,361237,598
2023-05-16$80.43$87.5039.1%11.3%33.2%24.8%39.6%7.5%-1.8%-26.9M518.6M-4.8M1.522.69N/AN/A10,06215,300192,278238,825
2023-05-17$83.70$87.5036.9%10.6%36.0%17.3%36.0%6.3%-1.3%-16.1M278.0M-5.1M0.572.31N/AN/A13,7717,850194,084242,064
2023-05-18$83.43$87.5035.6%10.2%36.0%12.9%36.5%6.7%-0.8%-17.4M284.0M-5.0M0.312.30N/AN/A20,2186,180199,607243,070
2023-05-19$82.91$87.5036.2%10.6%35.2%14.8%36.9%7.0%-2.2%-27.2M286.1M-5.0M1.444.66N/AN/A12,77218,340216,600244,197
2023-05-22$85.31$87.5035.1%10.4%37.0%11.3%37.7%6.2%-0.4%5.5M53.0M-5.2M0.952.35N/AN/A17,41216,612196,505203,685
2023-05-23$84.19$85.0035.9%10.7%36.0%13.8%38.1%6.3%-0.2%8.4M79.7M-5.1M1.263.78N/AN/A5,5677,006208,544200,100
2023-05-24$83.25$85.0039.0%11.6%36.0%24.5%40.5%6.5%-1.0%3.7M136.6M-5.1M1.043.35N/AN/A5,3995,633210,682203,054
2023-05-25$83.81$85.0038.1%11.4%35.3%21.5%39.3%6.6%-1.0%7.2M96.2M-5.1M0.793.33N/AN/A5,0603,972212,545204,420
2023-05-26$85.64$85.0037.7%11.4%35.0%20.0%39.8%5.8%-2.0%16.5M-37.3M-5.2M0.243.51N/AN/A39,0249,338214,220205,879
2023-05-30$86.58$85.0038.0%11.6%35.3%21.0%41.1%5.6%-1.9%27.7M-127.6M-5.3M0.583.32N/AN/A9,6275,582232,603198,558
2023-05-31$86.25$85.0039.3%12.0%29.5%25.5%43.0%5.2%-0.9%28.2M-111.0M-5.2M0.656.33N/AN/A24,89416,123239,141200,719