CSBR Options History — September 2025 In September 2025, CSBR traded between $6.29 and $8.26. ATM implied volatility averaged 354.8%, placing in the 73.1% IV rank vs the trailing year. The 30-day expected move averaged 97.7%. IV traded above realized volatility by 270.9% (HV 20d: 83.9%). Max pain ranged from $2.50 to $7.50. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 5 of 21 days. Put/call ratio averaged 0.07.
Notable Days 2025-09-15 : Highest Volume — 216 contracts2025-09-08 : Largest IV drop — 46.6% change2025-09-05 : Highest IV Rank — 99.8%2025-09-03 : Largest Expected Move — 129.3%Monthly Statistics Metric Avg Min Max Open Close Price $6.73 $6.29 $8.26 $7.01 $6.47 Max Pain $4.05 $2.50 $7.50 $7.50 $2.50 ATM IV 354.8% 221.4% 464.8% 438.7% 221.4% Expected Move 97.7% 63.5% 129.3% 125.8% 63.5% HV 20d 83.9% 52.8% 103.7% 67.1% 100.1% HV 60d 81.6% 70.0% 88.2% 80.2% 81.5% IV Rank 73.1% 40.7% 99.8% 93.5% 40.7% IV Percentile 82.5% 46.4% 99.6% 98.0% 46.4% Term Structure -51.6% -242.8% 288.7% -147.9% 288.7% VWIV 350.1% 288.1% 443.6% 318.6% 443.6% Skew 25d -129.6% -289.1% 78.7% -87.6% -142.5% Skew 10d 57.6% -139.4% 179.3% 179.3% -139.4% Call IV 25d 349.4% 231.0% 496.1% 280.5% 387.3% Put IV 25d 219.8% 58.2% 374.4% 192.9% 244.8% Bid-Ask Spread % 168.04 162.55 175.48 164.38 162.55 Gamma HHI 0.47 0.41 0.74 0.47 0.41 Net GEX 475 278 2.1K 352 351 Net DEX -62.6K -79.4K -39.1K -61.8K -66.3K Net VEX -178 -213 -153 -181 -174 Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.07 0.00 0.24 0.00 0.00 Total Volume 15.429 0 216 2 0 Total OI 216.238 149 458 150 176
Daily Data (21 trading days) Date Price Max Pain ATM IV Exp Move HV 20d IV Rank VWIV Skew 25d Term Str GEX DEX VEX P/C Spread % Call Wall Put Wall Call Vol Put Vol Call OI Put OI 2025-09-02 $7.01 $7.50 438.7% 125.8% 67.1% 93.5% 0.0% -87.6% -147.9% 352 -61.8K -181 0.00 164.38 N/A N/A 2 0 140 10 2025-09-03 $6.96 $7.50 450.9% 129.3% 66.4% 96.5% 0.0% -79.8% -170.1% 347 -60.5K -177 0.00 166.97 N/A N/A 0 0 139 10 2025-09-04 $6.89 $5.00 463.9% 86.1% 66.4% 99.6% 0.0% -84.9% -97.8% 331 -59.8K -175 0.00 174.87 N/A N/A 0 0 139 10 2025-09-05 $6.83 $5.00 464.8% 76.4% 62.6% 99.8% 0.0% 78.7% -133.4% 315 -59.4K -173 0.00 175.48 N/A N/A 0 0 139 10 2025-09-08 $6.71 $5.00 248.4% 92.3% 60.9% 47.3% 318.6% 51.0% -98.4% 290 -58.8K -165 0.00 168.13 N/A N/A 2 0 139 10 2025-09-09 $6.71 $5.00 321.1% 91.2% 60.8% 64.9% 0.0% -100.7% -109.0% 303 -58.6K -167 0.00 172.30 N/A N/A 0 0 140 10 2025-09-10 $6.54 $5.00 337.8% 96.8% 61.1% 69.0% 0.0% -114.6% -140.8% 290 -56.5K -162 0.00 174.64 N/A N/A 10 0 140 10 2025-09-11 $6.50 $5.00 328.1% 94.1% 56.7% 66.6% 0.0% -118.7% -122.6% 278 -56.6K -159 0.00 171.62 N/A N/A 0 0 150 10 2025-09-12 $6.77 $5.00 332.0% 95.2% 52.8% 67.6% 0.0% -110.8% -98.5% 291 -60.0K -164 0.00 175.12 N/A N/A 0 0 150 10 2025-09-15 $8.26 $5.00 298.2% 85.5% 87.6% 59.4% 288.1% -120.8% -85.3% 815 -79.4K -184 0.24 168.67 N/A N/A 174 42 150 10 2025-09-16 $7.13 $5.00 339.6% 97.4% 102.0% 69.4% 0.0% -101.3% -242.8% 2.1K -75.7K -213 0.19 164.27 N/A N/A 32 6 401 57 2025-09-17 $6.49 $2.50 372.7% 106.8% 103.3% 77.5% 0.0% -184.0% -139.3% 377 -62.2K -198 0.16 164.11 N/A N/A 44 7 395 57 2025-09-18 $6.54 $2.50 369.9% 106.0% 103.3% 76.8% 0.0% -176.2% -129.2% 987 -39.1K -153 0.00 164.55 N/A N/A 0 0 388 48 2025-09-19 $6.53 $2.50 388.6% 111.4% 103.2% 81.3% 443.6% -289.1% -165.8% 377 -66.2K -192 0.00 165.98 N/A N/A 2 0 387 48 2025-09-22 $6.69 $2.50 397.7% 114.0% 103.7% 83.5% 0.0% -281.1% -168.4% 385 -66.7K -192 0.00 163.00 N/A N/A 1 0 165 11 2025-09-23 $6.71 $2.50 410.1% 117.6% 101.6% 86.6% 0.0% -281.6% -174.3% 405 -66.4K -194 0.00 166.17 N/A N/A 0 0 166 11 2025-09-24 $6.54 $2.50 434.2% 124.5% 100.3% 92.4% 0.0% -115.4% 150.9% 369 -65.3K -188 0.00 166.19 N/A N/A 0 2 166 11 2025-09-25 $6.36 $2.50 372.3% 106.7% 100.5% 77.4% 0.0% -146.6% 155.9% 342 -64.7K -179 0.00 167.50 N/A N/A 0 0 166 10 2025-09-26 $6.35 $2.50 226.9% 65.1% 100.4% 42.1% 0.0% -155.9% 256.6% 335 -64.9K -177 0.00 166.53 N/A N/A 0 0 166 10 2025-09-29 $6.29 $2.50 233.1% 66.8% 100.2% 43.6% 0.0% -159.6% 288.2% 320 -65.1K -170 0.00 165.72 N/A N/A 0 0 166 10 2025-09-30 $6.47 $2.50 221.4% 63.5% 100.1% 40.7% 0.0% -142.5% 288.7% 351 -66.3K -174 0.00 162.55 N/A N/A 0 0 166 10
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