BX Options History — March 2021

In March 2021, BX traded between $65.86 and $75.53. ATM implied volatility averaged 28.2%, placing in the 3.5% IV rank vs the trailing year. The 30-day expected move averaged 7.7%. IV traded below realized volatility by 0.2% (HV 20d: 28.4%). Max pain ranged from $65.00 to $72.50. Net GEX was positive for 23 of 23 trading days. Term structure was in contango for 10 of 23 days. Put/call ratio averaged 0.58.

Notable Days

  • 2021-03-02: Highest Volume — 16,173 contracts
  • 2021-03-04: Largest IV spike — 21.8% change
  • 2021-03-04: Highest IV Rank — 8.6%
  • 2021-03-04: Largest Expected Move — 8.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$72.18$65.86$75.53$70.84$75.03
Max Pain$70.41$65.00$72.50$65.00$72.50
ATM IV28.2%25.1%33.4%26.9%28.0%
Expected Move7.7%6.7%8.6%7.3%6.7%
HV 20d28.4%16.0%33.8%20.8%31.8%
HV 60d24.5%21.0%25.8%21.1%24.9%
IV Rank3.5%0.0%8.6%1.4%5.2%
IV Percentile17.5%0.0%44.0%4.4%21.0%
Term Structure-0.2%-6.7%5.1%-1.1%-0.7%
VWIV26.8%24.0%29.6%26.0%24.0%
Skew 25d3.7%-1.2%10.1%4.9%4.3%
Skew 10d9.3%-2.5%23.2%9.3%23.2%
Call IV 25d27.2%25.2%31.6%25.2%25.5%
Put IV 25d30.9%25.7%38.0%30.1%29.8%
Bid-Ask Spread %37.676.8362.988.7754.40
Gamma HHI0.130.070.300.100.17
Net GEX9.6M2.6M15.7M9.8M10.0M
Net DEX-318.4M-484.5M-105.3M-285.4M-372.6M
Net VEX-1.7M-1.8M-1.6M-1.7M-1.6M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.580.221.450.350.71
Total Volume7,821.1742,70216,1737,0342,730
Total OI192,170.043165,456217,190184,179176,661

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-03-01$70.84$65.0026.9%7.3%20.8%1.4%26.0%4.9%-1.1%9.8M-285.4M-1.7M0.358.77N/AN/A5,2101,82487,45196,728
2021-03-02$70.13$65.0027.3%7.4%17.9%1.9%25.6%3.9%-0.5%10.2M-273.5M-1.6M0.667.85N/AN/A9,7276,44690,41397,718
2021-03-03$69.76$67.0027.4%8.0%16.0%2.0%27.8%1.8%1.2%8.5M-246.7M-1.8M0.456.83N/AN/A2,7571,23994,001102,564
2021-03-04$66.92$70.0033.4%8.6%20.8%8.6%29.6%3.0%5.1%4.1M-144.4M-1.8M0.6055.33N/AN/A4,3892,62995,248103,046
2021-03-05$65.86$70.0029.2%8.3%20.4%4.0%29.2%5.1%1.0%2.6M-105.3M-1.8M1.4542.66N/AN/A6,3919,24495,896102,696
2021-03-08$67.74$67.5031.6%8.4%23.3%6.6%28.7%10.1%-3.0%5.7M-173.2M-1.8M0.3516.84N/AN/A6,1092,12193,096104,707
2021-03-09$69.69$67.5028.9%7.9%25.6%3.7%27.8%5.4%-1.5%9.5M-249.5M-1.8M0.3911.44N/AN/A5,5482,17595,293105,666
2021-03-10$70.74$67.5028.0%8.3%26.0%2.6%28.1%5.8%1.1%12.2M-299.3M-1.8M0.3044.83N/AN/A5,6901,70296,442106,401
2021-03-11$74.01$67.5027.7%7.9%30.5%2.4%28.2%2.3%-0.0%14.4M-444.4M-1.7M0.2844.32N/AN/A12,3663,42198,693107,241
2021-03-12$74.81$70.0028.2%8.0%30.6%2.9%28.5%2.8%-0.5%13.8M-480.2M-1.8M0.6746.36N/AN/A7,7025,180103,450109,111
2021-03-15$74.60$72.5028.5%8.2%30.6%3.3%28.8%2.1%-5.2%12.7M-440.5M-1.7M0.2458.97N/AN/A7,0081,660101,035109,509
2021-03-16$74.50$72.5026.5%7.6%30.6%1.0%26.5%3.2%1.6%13.8M-449.4M-1.7M0.2255.66N/AN/A4,067880102,667110,582
2021-03-17$75.53$72.5026.6%7.6%30.6%1.1%26.5%3.3%0.5%13.1M-484.5M-1.7M0.5155.29N/AN/A4,0682,086103,169111,069
2021-03-18$73.10$72.5028.2%8.1%33.2%2.9%27.6%3.3%-0.6%12.1M-378.3M-1.8M0.2958.82N/AN/A4,5441,330103,949112,671
2021-03-19$72.72$72.5027.5%7.7%33.3%2.2%27.6%3.7%2.4%15.7M-354.5M-1.8M1.1562.98N/AN/A5,2596,052104,113113,077
2021-03-22$73.58$72.5025.1%7.6%33.4%0.0%25.3%4.8%-1.4%7.2M-303.9M-1.8M0.5044.81N/AN/A3,0621,52985,88979,567
2021-03-23$72.87$72.5027.5%7.5%33.6%3.1%25.8%-1.2%1.7%7.3M-293.3M-1.7M0.6145.55N/AN/A2,0761,26187,60580,445
2021-03-24$72.34$72.5027.3%7.1%33.8%3.0%24.7%2.5%2.0%6.2M-265.7M-1.8M0.5622.15N/AN/A2,3551,30788,45280,976
2021-03-25$72.92$72.5028.0%7.1%32.8%4.0%24.9%2.3%-0.0%7.0M-290.3M-1.7M0.7949.61N/AN/A3,8863,07789,07981,935
2021-03-26$73.83$72.5027.1%7.0%32.5%3.3%24.7%2.7%1.8%9.1M-319.3M-1.7M0.7121.24N/AN/A4,2072,99489,40383,023
2021-03-29$74.38$72.5029.9%7.2%32.2%8.0%25.4%5.4%-6.7%8.0M-336.9M-1.6M0.7540.49N/AN/A1,5401,16287,29181,684
2021-03-30$74.30$72.5029.0%6.9%31.9%6.5%24.6%4.3%-0.7%7.8M-331.8M-1.7M0.8911.27N/AN/A5,2174,66087,77782,422
2021-03-31$75.03$72.5028.0%6.7%31.8%5.2%24.0%4.3%-0.7%10.0M-372.6M-1.6M0.7154.40N/AN/A1,5961,13490,59286,069