BMAX Options History — June 2025

In June 2025, BMAX traded between $28.35 and $30.58. ATM implied volatility averaged 47.0%. The 30-day expected move averaged 12.5%. IV traded below realized volatility by 0.5% (HV 20d: 47.5%). Max pain ranged from $31.00 to $31.00. Net GEX was positive for 20 of 20 trading days. Term structure was in contango for 3 of 20 days. Put/call ratio averaged 0.00.

Notable Days

  • 2025-06-24: Highest Volume — 2 contracts
  • 2025-06-11: Largest IV drop — 31.0% change
  • 2025-06-26: Largest Expected Move — 15.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$29.34$28.35$30.58$29.08$28.85
Max Pain$31.00$31.00$31.00$31.00$31.00
ATM IV47.0%37.7%54.7%46.2%48.8%
Expected Move12.5%8.0%15.2%13.2%14.0%
HV 20d47.5%27.7%53.6%53.1%28.3%
HV 60d50.9%50.6%51.1%51.1%50.6%
Term Structure-6.1%-15.2%7.8%-8.4%-13.7%
Skew 25d4.5%-16.6%17.2%0.9%17.2%
Skew 10d6.1%-17.0%24.1%3.7%-17.0%
Call IV 25d40.9%28.8%54.4%52.9%37.4%
Put IV 25d45.5%28.9%55.7%53.7%54.6%
Bid-Ask Spread %147.32143.66154.03145.44145.90
Gamma HHI0.430.350.530.440.38
Net GEX504397673481459
Net DEX-10.6K-12.4K-9.5K-10.1K-10.4K
Net VEX-42-46-35-43-45
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.000.000.000.000.00
Total Volume0.10200
Total OI9.4911911

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-06-02$29.08$0.0046.2%13.2%53.1%0.0%0.0%0.9%-8.4%481-10.1K-430.00145.44N/AN/A0090
2025-06-03$30.12$0.0045.9%13.2%53.6%0.0%0.0%-16.6%-9.4%609-12.1K-460.00145.41N/AN/A0090
2025-06-04$29.89$0.0046.5%13.3%51.3%0.0%0.0%1.2%-10.2%581-11.1K-430.00145.41N/AN/A0090
2025-06-05$29.34$31.0050.2%11.0%50.6%0.0%0.0%8.3%1.1%523-10.1K-420.00146.91N/AN/A0090
2025-06-06$29.50$31.0053.4%11.9%49.1%0.0%0.0%4.2%-7.4%551-10.4K-420.00145.00N/AN/A0090
2025-06-09$30.58$31.0053.8%8.0%50.8%0.0%0.0%3.0%7.8%673-12.4K-410.00143.66N/AN/A0090
2025-06-10$30.18$31.0054.7%11.1%51.0%0.0%0.0%2.1%-6.2%628-11.9K-440.00144.02N/AN/A0090
2025-06-11$30.09$31.0037.7%10.8%50.9%0.0%0.0%-5.4%-4.3%645-11.5K-420.00144.58N/AN/A0090
2025-06-12$30.25$31.0039.1%11.2%50.5%0.0%0.0%3.0%-10.0%529-12.3K-440.00149.15N/AN/A0090
2025-06-13$29.52$31.0042.6%12.2%51.0%0.0%0.0%-11.3%-10.8%472-10.9K-410.00154.03N/AN/A0090
2025-06-16$28.81$31.0041.1%11.8%50.6%0.0%0.0%7.0%-1.9%427-9.9K-400.00147.04N/AN/A0090
2025-06-17$28.69$31.0044.4%12.7%50.4%0.0%0.0%5.6%-3.1%397-9.6K-370.00153.41N/AN/A0090
2025-06-18$28.87$31.0045.8%13.1%49.5%0.0%0.0%7.8%7.3%413-10.0K-380.00151.62N/AN/A0090
2025-06-20$28.87$31.0045.5%13.0%48.0%0.0%0.0%14.4%-5.4%438-9.6K-370.00149.30N/AN/A0090
2025-06-23$29.06$31.0047.5%13.6%48.1%0.0%0.0%11.6%-7.6%445-10.0K-360.00148.10N/AN/A0090
2025-06-24$28.88$31.0044.8%12.9%47.6%0.0%0.0%15.6%-6.3%448-9.5K-350.00145.07N/AN/A2090
2025-06-25$28.50$31.0050.3%14.4%47.2%0.0%0.0%16.8%-9.6%420-10.1K-460.00147.02N/AN/A00110
2025-06-26$28.35$31.0053.0%15.2%40.4%0.0%0.0%0.1%-15.2%398-9.5K-430.00146.73N/AN/A00110
2025-06-27$29.30$31.0047.9%13.7%27.7%0.0%0.0%5.4%-8.2%539-11.0K-460.00148.63N/AN/A00110
2025-06-30$28.85$31.0048.8%14.0%28.3%0.0%0.0%17.2%-13.7%459-10.4K-450.00145.90N/AN/A00110