CSGS Options History — May 2025

In May 2025, CSGS traded between $60.02 and $66.25. ATM implied volatility averaged 49.1%, placing in the 22.4% IV rank vs the trailing year. The 30-day expected move averaged 10.7%. IV traded above realized volatility by 15.7% (HV 20d: 33.4%). Max pain ranged from $55.00 to $60.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 0 of 21 days. Put/call ratio averaged 0.55.

Notable Days

  • 2025-05-08: Highest Volume — 64 contracts
  • 2025-05-14: Largest IV drop — 59.4% change
  • 2025-05-05: Highest IV Rank — 47.5%
  • 2025-05-02: Largest Expected Move — 18.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$64.00$60.02$66.25$60.36$66.18
Max Pain$55.48$55.00$60.00$60.00$55.00
ATM IV49.1%29.0%78.7%60.0%50.8%
Expected Move10.7%8.0%18.3%17.2%14.6%
HV 20d33.4%29.5%42.5%42.5%31.7%
HV 60d32.7%29.8%33.5%33.3%33.3%
IV Rank22.4%4.5%47.5%31.3%26.1%
IV Percentile43.7%2.0%94.4%76.2%58.7%
Term Structure-10.4%-30.5%-1.2%-22.3%-26.5%
VWIV43.4%30.6%65.8%60.2%35.9%
Skew 25d2.2%-15.3%26.0%7.9%-0.7%
Skew 10d3.7%-34.5%35.3%30.0%2.3%
Call IV 25d37.5%16.3%66.1%66.1%37.5%
Put IV 25d39.8%17.9%76.7%74.1%36.8%
Bid-Ask Spread %118.85114.20122.52114.20116.32
Gamma HHI0.450.370.730.420.41
Net GEX13.9K9.3K23.1K12.0K10.9K
Net DEX-314.2K-524.1K-189.9K-232.7K-275.8K
Net VEX-565-687-463-657-527
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.550.006.000.006.00
Total Volume9.14306477
Total OI101.816913510281

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-05-01$60.36$60.0060.0%17.2%42.5%31.3%60.2%7.9%-22.3%12.0K-232.7K-6570.00114.20N/AN/A70966
2025-05-02$60.02$60.0063.7%18.3%41.3%34.5%65.8%11.1%-25.4%13.2K-260.7K-6670.00119.27N/AN/A301046
2025-05-05$61.14$55.0078.7%10.8%39.9%47.5%0.0%4.5%-1.9%13.3K-298.5K-6620.00117.07N/AN/A701076
2025-05-06$60.45$55.0068.3%10.8%40.3%38.5%0.0%1.5%-7.8%17.0K-292.8K-6750.00115.63N/AN/A1001166
2025-05-07$61.20$55.0078.5%10.7%38.5%47.4%38.5%3.6%-7.7%17.5K-387.7K-6870.00119.43N/AN/A011266
2025-05-08$65.28$55.0047.7%8.5%34.9%20.6%0.0%5.8%-1.3%18.7K-524.1K-6460.00119.90N/AN/A6401287
2025-05-09$64.17$55.0069.7%9.8%30.3%39.7%39.6%-0.8%-13.2%15.1K-393.9K-6120.06114.68N/AN/A1611107
2025-05-12$66.25$55.0064.9%8.9%31.7%35.5%30.6%0.9%-2.5%17.1K-517.3K-5500.00117.62N/AN/A2901208
2025-05-13$65.74$55.0071.5%8.0%31.0%41.3%31.3%1.0%-1.2%16.2K-408.5K-5152.67119.52N/AN/A381048
2025-05-14$65.11$55.0029.0%8.3%31.3%4.5%31.0%-10.1%-4.1%14.8K-364.6K-5330.00121.22N/AN/A6010416
2025-05-15$65.22$55.0029.7%8.5%31.3%5.0%0.0%7.5%-3.8%15.7K-408.4K-5180.00121.61N/AN/A0011016
2025-05-16$65.37$55.0030.2%8.7%31.3%5.5%0.0%26.0%-4.4%23.1K-452.3K-5020.00122.52N/AN/A3011116
2025-05-19$64.65$55.0032.1%9.2%30.1%8.0%0.0%-3.2%-8.0%10.1K-190.2K-4630.00119.61N/AN/A00627
2025-05-20$64.56$55.0031.9%9.2%29.5%7.8%0.0%8.5%-9.7%9.3K-189.9K-4720.00122.36N/AN/A100627
2025-05-21$63.95$55.0033.2%9.5%29.9%9.1%0.0%22.3%-9.2%11.2K-216.8K-5510.00119.60N/AN/A00727
2025-05-22$63.64$55.0033.4%9.6%29.8%9.3%61.1%-4.3%-11.4%10.8K-209.7K-5510.00116.52N/AN/A40727
2025-05-23$63.64$55.0036.2%10.4%29.9%11.9%0.0%4.3%-11.8%11.0K-205.6K-5310.00119.09N/AN/A00727
2025-05-27$65.99$55.0035.1%10.1%32.0%10.9%33.3%-9.3%-6.8%12.8K-261.2K-5050.00122.44N/AN/A80727
2025-05-28$65.47$55.0037.6%10.8%31.8%13.3%37.0%-15.3%-8.2%12.3K-251.0K-5050.00122.12N/AN/A40727
2025-05-29$65.55$55.0048.1%13.8%31.6%23.5%57.0%-14.2%-30.5%10.1K-257.0K-5330.00115.14N/AN/A10737
2025-05-30$66.18$55.0050.8%14.6%31.7%26.1%35.9%-0.7%-26.5%10.9K-275.8K-5276.00116.32N/AN/A16747