CSGS Options History — July 2025 In July 2025, CSGS traded between $61.28 and $66.01. ATM implied volatility averaged 42.2%, placing in the 17.8% IV rank vs the trailing year. The 30-day expected move averaged 11.3%. IV traded above realized volatility by 19.4% (HV 20d: 22.8%). Max pain ranged from $60.00 to $65.00. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 0 of 22 days. Put/call ratio averaged 0.20.
Notable Days 2025-07-09 : Highest Volume — 5 contracts2025-07-09 : Largest IV drop — 46.9% change2025-07-08 : Highest IV Rank — 31.3%2025-07-29 : Largest Expected Move — 14.5%Monthly Statistics Metric Avg Min Max Open Close Price $63.29 $61.28 $66.01 $66.01 $62.56 Max Pain $64.06 $60.00 $65.00 $60.00 $60.00 ATM IV 42.2% 29.8% 56.1% 44.9% 50.1% Expected Move 11.3% 8.5% 14.5% 12.9% 14.4% HV 20d 22.8% 21.0% 26.5% 26.5% 21.8% HV 60d 27.7% 26.0% 33.3% 33.3% 26.7% IV Rank 17.8% 5.7% 31.3% 20.4% 25.5% IV Percentile 37.0% 3.6% 75.4% 44.0% 64.7% Term Structure -10.6% -21.4% -1.9% -9.1% -21.4% VWIV 48.9% 33.9% 75.3% 33.9% 47.0% Skew 25d 2.6% -39.8% 16.9% -39.8% 7.1% Skew 10d 9.3% -47.0% 31.7% -47.0% 26.2% Call IV 25d 45.6% 32.3% 63.0% 62.2% 51.2% Put IV 25d 48.2% 18.7% 64.8% 22.4% 58.2% Bid-Ask Spread % 120.63 116.14 124.84 116.14 117.12 Gamma HHI 0.44 0.30 0.62 0.38 0.55 Net GEX 5.9K 3.1K 8.6K 7.3K 4.0K Net DEX -133.5K -182.4K -95.1K -182.4K -120.0K Net VEX -341 -378 -295 -366 -340 Div Yield 0.0% 0.0% 0.0% 0.0% 0.0% P/C Ratio 0.20 0.00 1.00 0.00 0.00 Total Volume 0.818 0 5 0 3 Total OI 52.045 47 62 51 49
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 2025-07-01 $66.01 $60.00 44.9% 12.9% 26.5% 20.4% 0.0% -39.8% -9.1% 7.3K -182.4K -366 0.00 116.14 N/A N/A 0 0 49 2 2025-07-02 $65.46 $60.00 45.9% 13.1% 21.9% 21.3% 0.0% -17.9% -10.4% 7.5K -177.4K -351 0.00 118.81 N/A N/A 0 0 49 2 2025-07-03 $65.97 $0.00 44.5% 8.5% 21.8% 20.0% 0.0% 0.7% -5.3% 8.3K -180.7K -351 0.00 122.05 N/A N/A 0 0 49 2 2025-07-07 $65.32 $0.00 53.2% 9.1% 22.2% 28.4% 0.0% 1.6% -1.9% 7.7K -176.2K -357 0.00 122.90 N/A N/A 2 0 49 2 2025-07-08 $64.41 $0.00 56.1% 8.5% 22.5% 31.3% 0.0% 8.8% -6.3% 8.0K -166.2K -321 0.00 123.89 N/A N/A 0 0 49 2 2025-07-09 $64.34 $0.00 29.8% 8.5% 22.2% 5.7% 0.0% 9.5% -5.9% 7.9K -155.3K -308 0.00 124.84 N/A N/A 5 0 49 2 2025-07-10 $63.99 $0.00 30.6% 8.8% 22.2% 6.5% 0.0% 10.3% -7.6% 8.6K -164.1K -378 0.00 123.27 N/A N/A 0 0 54 2 2025-07-11 $62.08 $0.00 35.3% 10.1% 24.6% 11.1% 33.9% 9.7% -6.5% 7.9K -131.5K -340 0.00 121.40 N/A N/A 0 2 54 2 2025-07-14 $62.48 $65.00 38.1% 10.9% 24.7% 13.7% 75.3% 8.4% -7.8% 7.8K -128.9K -337 1.00 121.76 N/A N/A 1 1 54 4 2025-07-15 $61.28 $65.00 36.4% 10.4% 23.3% 12.1% 39.2% -0.5% -7.8% 6.8K -122.4K -337 0.00 118.00 N/A N/A 0 1 55 5 2025-07-16 $62.80 $65.00 35.6% 10.2% 24.0% 11.4% 0.0% 4.7% -17.3% 7.8K -136.6K -344 0.00 121.57 N/A N/A 0 0 55 6 2025-07-17 $62.78 $65.00 36.8% 10.6% 24.0% 12.6% 0.0% 1.6% -11.3% 7.7K -141.8K -369 0.00 121.27 N/A N/A 0 1 55 6 2025-07-18 $62.13 $65.00 39.5% 11.3% 24.0% 15.1% 0.0% 10.6% -8.9% 3.6K -128.9K -340 0.00 117.74 N/A N/A 0 0 55 7 2025-07-21 $62.16 $65.00 41.8% 12.0% 22.1% 17.3% 0.0% 16.9% -11.5% 3.7K -101.6K -360 0.00 122.12 N/A N/A 0 0 40 7 2025-07-22 $62.58 $65.00 40.8% 11.7% 21.0% 16.4% 0.0% 1.6% -16.0% 3.8K -101.6K -327 0.00 119.80 N/A N/A 0 0 40 7 2025-07-23 $63.99 $65.00 37.9% 10.9% 21.7% 13.6% 0.0% 1.5% -8.5% 4.0K -117.6K -362 0.00 120.25 N/A N/A 0 0 40 7 2025-07-24 $63.50 $65.00 40.7% 11.7% 21.8% 16.3% 0.0% 1.1% -14.4% 4.0K -113.1K -343 0.00 121.44 N/A N/A 0 0 40 7 2025-07-25 $62.49 $65.00 45.2% 13.0% 22.5% 20.7% 0.0% 1.9% -12.1% 3.9K -99.5K -322 0.00 120.50 N/A N/A 0 0 40 7 2025-07-28 $61.65 $65.00 46.0% 13.2% 22.4% 21.4% 0.0% 3.9% -15.6% 3.4K -97.5K -345 0.00 121.73 N/A N/A 0 0 40 7 2025-07-29 $62.37 $65.00 50.4% 14.5% 22.5% 25.8% 0.0% 14.8% -15.8% 3.7K -98.4K -309 0.00 118.95 N/A N/A 0 0 40 7 2025-07-30 $62.05 $65.00 48.9% 14.0% 21.6% 24.2% 47.0% 1.8% -12.3% 3.1K -95.1K -295 0.00 118.30 N/A N/A 2 0 40 7 2025-07-31 $62.56 $60.00 50.1% 14.4% 21.8% 25.5% 0.0% 7.1% -21.4% 4.0K -120.0K -340 0.00 117.12 N/A N/A 3 0 42 7
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