BSY Options History — May 2023

In May 2023, BSY traded between $41.51 and $48.72. ATM implied volatility averaged 37.0%, placing in the 9.1% IV rank vs the trailing year. The 30-day expected move averaged 10.3%. IV traded below realized volatility by 0.3% (HV 20d: 37.3%). Max pain ranged from $40.00 to $45.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 17 of 22 days. Put/call ratio averaged 1.85.

Notable Days

  • 2023-05-23: Highest Volume — 1,399 contracts
  • 2023-05-08: Largest IV spike — 88.7% change
  • 2023-05-08: Highest IV Rank — 38.4%
  • 2023-05-15: Largest Expected Move — 15.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$45.41$41.51$48.72$42.85$48.72
Max Pain$43.18$40.00$45.00$40.00$45.00
ATM IV37.0%27.4%63.8%36.1%33.9%
Expected Move10.3%7.9%15.6%10.4%9.7%
HV 20d37.3%22.5%43.1%22.5%38.2%
HV 60d33.3%30.3%36.1%30.3%30.4%
IV Rank9.1%0.0%38.4%8.0%7.0%
IV Percentile13.7%0.0%81.7%6.0%7.1%
Term Structure1.9%-16.5%13.5%3.4%2.4%
VWIV38.7%30.3%58.9%53.4%34.6%
Skew 25d8.0%-6.3%23.8%17.2%11.1%
Skew 10d18.9%-0.0%35.0%19.9%30.6%
Call IV 25d34.0%29.2%46.2%32.4%34.5%
Put IV 25d41.9%25.3%55.9%49.7%45.5%
Bid-Ask Spread %89.4175.75100.0799.4397.64
Gamma HHI0.550.400.770.510.66
Net GEX268.3K14.5K604.0K109.5K604.0K
Net DEX-7.1M-16.7M-1.6M-3.0M-16.7M
Net VEX-29.6K-70.1K-15.0K-15.4K-70.1K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.850.0026.005.680.34
Total Volume392.63611,399181,170
Total OI4,660.7273,5156,9243,5156,924

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2023-05-01$42.85$40.0036.1%10.4%22.5%8.0%53.4%17.2%3.4%109.5K-3.0M-15.4K0.0099.43N/AN/A0181,8861,629
2023-05-02$41.51$40.0044.7%12.8%24.6%17.4%0.0%12.4%5.2%49.3K-1.7M-15.2K0.0092.17N/AN/A011,8861,629
2023-05-03$42.80$40.0034.4%9.9%26.5%6.0%41.9%11.4%0.1%97.0K-2.7M-15.0K5.68100.07N/AN/A191081,8861,629
2023-05-04$42.19$40.0043.5%13.6%26.3%16.1%58.9%12.1%-7.1%63.2K-2.0M-15.6K26.0090.61N/AN/A82081,9051,729
2023-05-05$42.51$40.0033.8%11.2%26.4%5.4%0.0%11.2%-1.8%58.9K-2.0M-16.0K0.3082.97N/AN/A50151,9051,929
2023-05-08$42.03$40.0063.8%11.2%26.7%38.4%52.4%13.0%13.5%14.5K-1.6M-16.2K0.0293.29N/AN/A25551,9551,944
2023-05-09$46.17$40.0047.7%10.3%42.7%20.6%45.3%10.3%5.2%166.7K-5.1M-15.0K0.0686.58N/AN/A519292,0441,947
2023-05-10$45.88$40.0035.5%10.2%42.7%7.3%40.1%-6.3%2.0%246.7K-6.3M-20.1K1.7085.31N/AN/A10172,5021,973
2023-05-11$45.29$45.0031.3%9.0%42.8%2.6%31.0%6.8%2.2%278.1K-5.8M-20.0K1.4079.57N/AN/A15212,4991,988
2023-05-12$45.03$45.0030.6%8.8%42.9%1.9%32.3%8.8%2.9%221.3K-5.4M-19.9K0.0596.31N/AN/A217112,4841,987
2023-05-15$45.73$45.0054.3%15.6%43.1%28.0%0.0%23.8%-16.5%294.9K-6.5M-20.7K1.0095.64N/AN/A112,7011,993
2023-05-16$45.58$45.0032.7%9.4%42.7%4.2%32.5%0.1%5.9%328.6K-6.3M-19.6K0.0085.27N/AN/A1,06602,7031,992
2023-05-17$45.59$45.0030.1%8.6%42.7%1.4%0.0%0.5%6.2%540.8K-8.5M-30.9K0.0890.91N/AN/A2423,7391,992
2023-05-18$46.56$45.0033.5%9.6%41.6%5.0%0.0%3.7%4.3%398.6K-9.8M-31.4K0.4187.36N/AN/A94393,7611,994
2023-05-19$45.94$45.0034.0%9.7%42.1%5.6%34.4%6.4%-3.2%213.8K-9.6M-31.8K0.0088.00N/AN/A65603,8102,029
2023-05-22$46.94$45.0034.7%10.0%42.2%6.4%33.3%7.4%2.8%280.0K-8.3M-40.0K0.0078.99N/AN/A10103,553667
2023-05-23$46.61$45.0031.6%9.1%40.7%3.0%33.8%2.7%2.7%303.0K-8.5M-40.1K0.0184.69N/AN/A1,381183,642667
2023-05-24$47.16$45.0034.0%9.7%40.8%5.6%33.5%4.3%3.1%380.1K-10.0M-46.2K0.0389.85N/AN/A17754,249684
2023-05-25$47.47$45.0034.1%9.8%40.6%5.8%31.7%11.9%8.2%381.0K-10.5M-46.0K0.0094.43N/AN/A32204,291689
2023-05-26$47.84$45.0027.4%7.9%40.5%0.0%30.3%11.8%1.7%390.5K-11.6M-49.3K0.0092.14N/AN/A95334,509689
2023-05-30$48.58$45.0032.4%9.3%40.7%5.3%38.9%-4.8%-0.5%483.0K-13.8M-57.2K0.0175.75N/AN/A1,087125,233689
2023-05-31$48.72$45.0033.9%9.7%38.2%7.0%34.6%11.1%2.4%604.0K-16.7M-70.1K0.3497.64N/AN/A8762946,223701