BSY Options History — April 2025

In April 2025, BSY traded between $38.08 and $44.00. ATM implied volatility averaged 43.2%, placing in the 44.4% IV rank vs the trailing year. The 30-day expected move averaged 12.1%. IV traded above realized volatility by 1.6% (HV 20d: 41.6%). Max pain ranged from $45.00 to $45.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 2 of 21 days. Put/call ratio averaged 3.74.

Notable Days

  • 2025-04-17: Highest Volume — 505 contracts
  • 2025-04-30: Largest IV spike — 125.3% change
  • 2025-04-08: Highest IV Rank — 73.3%
  • 2025-04-22: Largest Expected Move — 15.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$41.92$38.08$44.00$40.45$42.83
Max Pain$45.00$45.00$45.00$45.00$45.00
ATM IV43.2%21.3%62.0%33.2%48.0%
Expected Move12.1%6.1%15.4%10.2%13.8%
HV 20d41.6%31.9%46.8%33.0%42.2%
HV 60d31.7%26.4%34.2%26.4%33.5%
IV Rank44.4%10.6%73.3%28.9%51.7%
IV Percentile81.8%0.4%97.6%60.3%94.8%
Term Structure-7.4%-17.0%13.2%2.2%-0.3%
VWIV43.4%35.4%55.3%35.4%37.7%
Skew 25d8.7%-12.3%23.4%6.5%-4.2%
Skew 10d10.4%-11.8%31.0%8.5%24.7%
Call IV 25d36.1%20.9%52.9%25.0%47.0%
Put IV 25d44.8%26.4%57.4%31.4%42.8%
Bid-Ask Spread %94.5382.27107.0284.06105.53
Gamma HHI0.390.310.580.340.39
Net GEX134.0K46.1K238.0K46.1K173.9K
Net DEX-2.0M-3.7M-94.1K-351.3K-3.0M
Net VEX-25.4K-30.5K-18.2K-18.2K-26.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio3.740.0051.2551.250.00
Total Volume47.52405052090
Total OI4,600.194,3154,7854,3584,464

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-04-01$40.45$45.0033.2%10.2%33.0%28.9%35.4%6.5%2.2%46.1K-351.3K-18.2K51.2584.06N/AN/A42053,860498
2025-04-02$41.17$45.0033.3%10.2%32.6%29.1%35.5%5.4%-3.9%59.9K-642.7K-21.1K0.0082.43N/AN/A12203,864701
2025-04-03$40.16$45.0038.4%11.1%33.4%37.0%0.0%5.5%-7.9%56.8K-414.4K-20.8K0.0086.75N/AN/A013,951701
2025-04-04$39.03$45.0049.2%12.8%34.6%53.6%0.0%23.4%-8.4%56.0K-177.7K-20.4K1.0097.30N/AN/A113,951802
2025-04-07$38.87$45.0055.2%13.4%31.9%62.9%0.0%18.5%-8.3%49.9K-185.5K-21.2K1.0094.27N/AN/A113,952802
2025-04-08$38.08$45.0062.0%15.0%32.3%73.3%55.3%13.7%-12.9%58.3K-94.1K-20.3K3.0089.59N/AN/A263,952803
2025-04-09$41.75$45.0046.7%13.4%46.8%49.6%0.0%18.0%-13.1%94.0K-1.6M-25.5K0.0091.28N/AN/A203,953808
2025-04-10$41.06$45.0045.9%13.2%46.5%48.5%0.0%9.8%-8.4%75.9K-1.1M-24.0K0.0094.54N/AN/A503,955808
2025-04-11$41.95$45.0043.7%12.5%45.7%45.1%0.0%5.4%-4.6%83.2K-1.5M-24.9K0.0091.05N/AN/A103,958808
2025-04-14$43.06$45.0041.9%12.0%45.7%42.4%46.0%8.3%-6.7%105.4K-1.9M-24.3K2.5091.40N/AN/A253,958808
2025-04-15$42.73$45.0043.3%12.4%45.5%44.5%0.0%15.5%-13.1%127.1K-2.1M-26.2K0.00100.43N/AN/A103,960814
2025-04-16$43.14$45.0047.8%13.7%45.6%51.4%0.0%-6.1%-15.4%122.0K-2.3M-27.1K0.00107.02N/AN/A1003,961814
2025-04-17$43.22$45.0047.0%13.5%45.5%50.2%0.0%10.0%-12.5%199.4K-2.0M-25.9K0.0099.96N/AN/A50503,971814
2025-04-21$42.33$45.0042.8%12.3%46.1%43.7%42.8%0.6%-7.4%184.9K-3.3M-28.2K0.0093.98N/AN/A0253,951364
2025-04-22$43.24$45.0053.6%15.4%46.3%60.4%53.5%-12.3%-17.0%228.0K-3.6M-30.5K0.00102.95N/AN/A103,985413
2025-04-23$43.42$45.0042.4%12.2%45.6%43.1%40.9%1.3%-5.8%218.6K-3.7M-30.4K1.0582.27N/AN/A21223,986413
2025-04-24$44.00$45.0037.2%10.7%45.7%35.1%37.7%8.1%-2.3%238.0K-3.7M-30.4K0.0087.94N/AN/A5303,977434
2025-04-25$43.42$45.0034.8%10.0%43.8%31.4%0.0%23.3%-14.8%203.7K-3.6M-29.4K0.00101.85N/AN/A004,029434
2025-04-28$43.25$45.0040.1%11.5%42.6%39.5%0.0%10.1%-7.7%194.9K-3.4M-28.8K0.0096.16N/AN/A104,029434
2025-04-29$43.20$45.0021.3%6.1%42.6%10.6%0.0%22.2%13.2%237.9K-3.5M-28.3K0.00104.40N/AN/A004,030434
2025-04-30$42.83$45.0048.0%13.8%42.2%51.7%0.0%-4.2%-0.3%173.9K-3.0M-26.6K0.00105.53N/AN/A004,030434