CRS Options History — December 2025 In December 2025, CRS traded between $304.08 and $334.60. ATM implied volatility averaged 40.7%, placing in the 8.6% IV rank vs the trailing year. The 30-day expected move averaged 11.5%. IV traded above realized volatility by 8.0% (HV 20d: 32.7%). Max pain ranged from $280.00 to $310.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 19 of 22 days. Put/call ratio averaged 0.53.
Notable Days 2025-12-19 : Highest Volume — 1,190 contracts2025-12-08 : Largest IV spike — 10.1% change2025-12-08 : Highest IV Rank — 18.5%2025-12-02 : Largest Expected Move — 12.5%Monthly Statistics Metric Avg Min Max Open Close Price $319.34 $304.08 $334.60 $318.50 $316.31 Max Pain $300.00 $280.00 $310.00 $280.00 $310.00 ATM IV 40.7% 36.1% 46.7% 41.3% 36.1% Expected Move 11.5% 10.4% 12.5% 11.8% 10.4% HV 20d 32.7% 26.9% 36.8% 34.8% 29.3% HV 60d 53.2% 51.1% 54.5% 53.5% 51.5% IV Rank 8.6% 1.1% 18.5% 9.6% 1.1% IV Percentile 18.4% 0.8% 62.7% 18.7% 0.8% Term Structure 4.4% -2.7% 9.1% -0.9% 9.1% VWIV 40.6% 37.3% 43.8% 41.4% 39.7% Skew 25d 3.4% 0.7% 6.3% 6.3% 3.5% Skew 10d 6.9% 0.6% 16.8% 16.8% 6.0% Call IV 25d 39.3% 34.8% 42.0% 40.0% 36.8% Put IV 25d 42.6% 40.1% 46.3% 46.3% 40.3% Bid-Ask Spread % 70.29 61.23 84.39 80.00 79.17 Gamma HHI 0.25 0.20 0.33 0.21 0.30 Net GEX 6.6M 5.3M 7.3M 7.0M 6.9M Net DEX -239.2M -279.7M -198.7M -253.1M -199.9M Net VEX -717.5K -813.8K -649.7K -813.8K -649.7K Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.53 0.04 1.68 0.31 0.42 Total Volume 270.636 48 1,190 231 142 Total OI 18,080.045 13,384 20,282 19,691 14,010
Daily Data (22 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 2025-12-01 $318.50 $280.00 41.3% 11.8% 34.8% 9.6% 41.4% 6.3% -0.9% 7.0M -253.1M -813.8K 0.31 80.00 N/A N/A 177 54 16,516 3,175 2025-12-02 $313.49 $280.00 43.6% 12.5% 34.5% 13.3% 42.3% 3.3% -2.7% 7.0M -242.5M -802.9K 1.68 81.79 N/A N/A 114 191 16,600 3,223 2025-12-03 $311.55 $280.00 43.2% 12.4% 34.4% 12.7% 43.8% 2.8% -1.9% 6.4M -230.9M -796.8K 0.94 84.39 N/A N/A 67 63 16,621 3,381 2025-12-04 $316.55 $300.00 41.9% 11.6% 34.0% 10.6% 39.4% 2.5% 5.4% 6.7M -249.6M -780.7K 0.43 66.48 N/A N/A 151 65 16,657 3,420 2025-12-05 $304.08 $300.00 42.5% 11.7% 36.8% 11.5% 41.2% 1.9% 4.3% 5.5M -199.7M -764.3K 0.34 63.06 N/A N/A 155 52 16,682 3,447 2025-12-08 $307.00 $300.00 46.7% 12.0% 34.3% 18.5% 42.4% 5.3% 4.6% 5.6M -206.3M -741.5K 0.78 65.39 N/A N/A 59 46 16,596 3,464 2025-12-09 $305.25 $300.00 45.1% 12.1% 34.3% 15.8% 43.4% 3.2% 3.4% 5.3M -198.7M -730.7K 0.75 61.23 N/A N/A 61 46 16,626 3,465 2025-12-10 $305.88 $300.00 40.9% 11.7% 34.0% 8.9% 40.7% 4.8% 5.2% 5.9M -206.4M -736.3K 0.22 67.47 N/A N/A 140 31 16,621 3,473 2025-12-11 $320.22 $300.00 40.3% 11.6% 36.5% 7.9% 41.6% 5.1% 4.6% 6.8M -256.2M -739.4K 0.47 62.92 N/A N/A 245 116 16,704 3,460 2025-12-12 $322.21 $300.00 40.4% 11.6% 36.3% 8.1% 41.2% 2.9% 4.8% 7.1M -270.3M -725.8K 0.23 63.14 N/A N/A 541 123 16,740 3,465 2025-12-15 $320.62 $300.00 41.6% 11.9% 36.0% 10.1% 42.0% 2.3% 4.0% 6.6M -256.1M -699.8K 0.26 64.90 N/A N/A 285 74 16,481 3,494 2025-12-16 $320.80 $300.00 41.4% 11.9% 36.0% 9.7% 39.6% 4.0% 4.6% 6.6M -256.6M -698.4K 0.15 65.77 N/A N/A 457 67 16,528 3,502 2025-12-17 $316.10 $300.00 43.1% 12.4% 36.1% 12.6% 43.5% 2.9% 4.0% 6.4M -245.2M -690.4K 0.49 63.10 N/A N/A 106 52 16,727 3,478 2025-12-18 $320.61 $300.00 40.1% 11.5% 36.5% 7.6% 40.2% 2.3% 6.2% 7.3M -263.3M -684.4K 0.35 65.44 N/A N/A 110 39 16,760 3,507 2025-12-19 $326.54 $300.00 38.0% 10.9% 28.1% 4.2% 37.3% 3.3% 6.0% 6.1M -279.7M -677.6K 0.04 67.19 N/A N/A 1,142 48 16,761 3,521 2025-12-22 $332.18 $300.00 38.4% 11.0% 28.4% 4.8% 38.3% 3.8% 5.8% 6.7M -241.9M -677.0K 0.39 72.31 N/A N/A 298 116 12,151 1,233 2025-12-23 $332.56 $310.00 38.2% 10.9% 27.1% 4.4% 38.8% 3.4% 5.2% 6.9M -249.6M -685.0K 0.40 68.53 N/A N/A 119 48 12,407 1,317 2025-12-24 $334.55 $310.00 39.2% 11.2% 26.9% 6.1% 39.9% 2.5% 4.5% 7.0M -258.8M -685.0K 1.68 70.92 N/A N/A 22 37 12,472 1,345 2025-12-26 $334.60 $310.00 37.3% 10.7% 26.9% 3.0% 37.9% 5.4% 6.8% 7.2M -255.6M -678.0K 0.20 76.37 N/A N/A 40 8 12,481 1,376 2025-12-29 $325.02 $310.00 38.7% 11.1% 29.1% 5.3% 39.9% 0.7% 6.4% 7.1M -228.1M -661.4K 0.37 77.51 N/A N/A 97 36 12,516 1,381 2025-12-30 $320.87 $310.00 37.9% 10.9% 29.5% 4.0% 37.9% 1.8% 7.5% 7.0M -214.9M -666.9K 0.75 79.31 N/A N/A 65 49 12,572 1,405 2025-12-31 $316.31 $310.00 36.1% 10.4% 29.3% 1.1% 39.7% 3.5% 9.1% 6.9M -199.9M -649.7K 0.42 79.17 N/A N/A 100 42 12,586 1,424
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