CRS Options History — September 2025 In September 2025, CRS traded between $233.31 and $252.46. ATM implied volatility averaged 40.7%, placing in the 8.6% IV rank vs the trailing year. The 30-day expected move averaged 11.6%. IV traded above realized volatility by 15.3% (HV 20d: 25.4%). Max pain ranged from $230.00 to $240.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 19 of 21 days. Put/call ratio averaged 0.53.
Notable Days 2025-09-26 : Highest Volume — 717 contracts2025-09-08 : Largest IV spike — 7.6% change2025-09-30 : Highest IV Rank — 16.0%2025-09-30 : Largest Expected Move — 13.0%Monthly Statistics Metric Avg Min Max Open Close Price $242.29 $233.31 $252.46 $239.81 $244.48 Max Pain $239.05 $230.00 $240.00 $230.00 $240.00 ATM IV 40.7% 38.3% 45.2% 39.1% 45.2% Expected Move 11.6% 10.6% 13.0% 11.2% 13.0% HV 20d 25.4% 20.3% 39.7% 20.7% 39.7% HV 60d 36.6% 35.1% 39.2% 36.7% 39.2% IV Rank 8.6% 4.6% 16.0% 6.0% 16.0% IV Percentile 18.1% 3.2% 55.2% 7.1% 55.2% Term Structure 3.3% -0.9% 5.7% -0.8% 1.9% VWIV 40.6% 37.6% 45.0% 40.1% 45.0% Skew 25d 2.2% 0.7% 4.1% 3.7% 1.7% Skew 10d 5.5% 1.2% 8.3% 6.6% 6.2% Call IV 25d 39.7% 36.5% 44.1% 37.9% 44.1% Put IV 25d 41.9% 39.2% 46.7% 41.5% 45.8% Bid-Ask Spread % 70.93 58.51 86.43 84.77 73.84 Gamma HHI 0.24 0.20 0.36 0.21 0.22 Net GEX 2.0M 1.2M 3.4M 1.6M 1.8M Net DEX -38.2M -70.8M -14.5M -36.9M -34.0M Net VEX -278.3K -330.5K -224.1K -318.5K -246.5K Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.53 0.05 2.15 0.47 0.19 Total Volume 291.905 57 717 128 57 Total OI 13,164.952 8,264 16,007 14,840 9,061
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 $239.81 $230.00 39.1% 11.2% 20.7% 6.0% 40.1% 3.7% -0.8% 1.6M -36.9M -318.5K 0.47 84.77 N/A N/A 87 41 9,441 5,399 2025-09-03 $235.44 $230.00 40.1% 11.5% 20.3% 7.7% 40.1% 3.1% -0.9% 1.3M -24.8M -305.3K 0.43 86.43 N/A N/A 230 100 9,442 5,408 2025-09-04 $240.08 $240.00 38.3% 10.6% 21.6% 4.6% 37.6% 3.1% 5.7% 1.7M -37.0M -312.4K 0.72 64.46 N/A N/A 104 75 9,492 5,411 2025-09-05 $246.88 $240.00 39.0% 11.0% 24.2% 5.9% 39.0% 1.1% 4.2% 2.2M -54.2M -330.5K 0.80 65.31 N/A N/A 195 156 9,536 5,455 2025-09-08 $252.46 $240.00 42.0% 11.1% 24.4% 10.7% 39.1% 2.5% 3.5% 2.6M -70.8M -328.5K 0.51 61.20 N/A N/A 444 225 9,502 5,545 2025-09-09 $245.11 $240.00 40.5% 11.3% 26.7% 8.3% 39.2% 2.4% 4.2% 2.0M -49.7M -312.5K 0.15 64.14 N/A N/A 238 36 9,621 5,553 2025-09-10 $245.88 $240.00 38.9% 11.1% 24.0% 5.6% 39.4% 1.9% 3.7% 2.1M -51.3M -313.1K 0.18 58.51 N/A N/A 82 15 9,756 5,561 2025-09-11 $242.76 $240.00 39.1% 11.2% 22.9% 6.0% 38.8% 1.6% 3.4% 1.8M -42.6M -301.5K 0.05 65.24 N/A N/A 534 26 9,789 5,564 2025-09-12 $240.46 $240.00 38.8% 11.1% 22.6% 5.5% 40.0% 1.8% 3.7% 1.8M -37.2M -293.7K 0.33 62.48 N/A N/A 138 45 10,241 5,561 2025-09-15 $242.06 $240.00 39.9% 11.4% 22.6% 7.3% 41.6% 1.9% 3.7% 2.1M -42.1M -285.4K 1.01 68.87 N/A N/A 137 138 10,299 5,578 2025-09-16 $241.80 $240.00 40.3% 11.5% 22.5% 7.9% 40.5% 1.5% 2.5% 2.1M -40.3M -277.6K 1.46 71.56 N/A N/A 24 35 10,378 5,586 2025-09-17 $244.16 $240.00 40.5% 11.6% 21.6% 8.2% 38.8% 2.9% 3.3% 2.7M -49.7M -276.1K 1.38 78.49 N/A N/A 128 176 10,415 5,592 2025-09-18 $245.53 $240.00 40.8% 11.7% 21.6% 8.7% 41.1% 1.9% 3.4% 3.4M -52.8M -265.8K 2.15 72.84 N/A N/A 112 241 10,441 5,560 2025-09-19 $239.32 $240.00 40.1% 11.5% 23.6% 7.6% 40.5% 0.7% 4.4% 3.4M -34.0M -246.9K 0.26 73.08 N/A N/A 321 85 10,446 5,379 2025-09-22 $241.01 $240.00 40.9% 11.7% 23.7% 9.0% 40.9% 2.5% 3.8% 1.3M -23.5M -241.0K 0.19 71.35 N/A N/A 260 49 5,594 2,670 2025-09-23 $240.03 $240.00 42.1% 12.1% 23.8% 10.8% 42.1% 2.5% 3.5% 1.4M -22.0M -237.8K 0.24 75.30 N/A N/A 134 32 5,768 2,710 2025-09-24 $234.48 $240.00 42.4% 12.1% 25.1% 11.3% 41.6% 0.8% 3.0% 1.2M -17.0M -230.4K 0.24 76.96 N/A N/A 151 36 5,775 2,737 2025-09-25 $233.31 $240.00 42.0% 12.0% 25.1% 10.6% 41.4% 2.3% 4.6% 1.2M -14.5M -224.1K 0.09 72.10 N/A N/A 212 20 5,855 2,733 2025-09-26 $251.40 $240.00 42.0% 12.0% 36.7% 10.7% 42.4% 2.7% 5.1% 1.8M -39.8M -257.8K 0.05 70.47 N/A N/A 681 36 5,867 2,748 2025-09-29 $241.57 $240.00 43.1% 12.4% 39.5% 12.5% 43.9% 4.1% 4.2% 1.7M -27.5M -238.1K 0.25 72.15 N/A N/A 236 58 6,250 2,745 2025-09-30 $244.48 $240.00 45.2% 13.0% 39.7% 16.0% 45.0% 1.7% 1.9% 1.8M -34.0M -246.5K 0.19 73.84 N/A N/A 48 9 6,292 2,769
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