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 contracts
  • 2025-07-09: Largest IV drop — 46.9% change
  • 2025-07-08: Highest IV Rank — 31.3%
  • 2025-07-29: Largest Expected Move — 14.5%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$63.29$61.28$66.01$66.01$62.56
Max Pain$64.06$60.00$65.00$60.00$60.00
ATM IV42.2%29.8%56.1%44.9%50.1%
Expected Move11.3%8.5%14.5%12.9%14.4%
HV 20d22.8%21.0%26.5%26.5%21.8%
HV 60d27.7%26.0%33.3%33.3%26.7%
IV Rank17.8%5.7%31.3%20.4%25.5%
IV Percentile37.0%3.6%75.4%44.0%64.7%
Term Structure-10.6%-21.4%-1.9%-9.1%-21.4%
VWIV48.9%33.9%75.3%33.9%47.0%
Skew 25d2.6%-39.8%16.9%-39.8%7.1%
Skew 10d9.3%-47.0%31.7%-47.0%26.2%
Call IV 25d45.6%32.3%63.0%62.2%51.2%
Put IV 25d48.2%18.7%64.8%22.4%58.2%
Bid-Ask Spread %120.63116.14124.84116.14117.12
Gamma HHI0.440.300.620.380.55
Net GEX5.9K3.1K8.6K7.3K4.0K
Net DEX-133.5K-182.4K-95.1K-182.4K-120.0K
Net VEX-341-378-295-366-340
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.200.001.000.000.00
Total Volume0.8180503
Total OI52.04547625149

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2025-07-01$66.01$60.0044.9%12.9%26.5%20.4%0.0%-39.8%-9.1%7.3K-182.4K-3660.00116.14N/AN/A00492
2025-07-02$65.46$60.0045.9%13.1%21.9%21.3%0.0%-17.9%-10.4%7.5K-177.4K-3510.00118.81N/AN/A00492
2025-07-03$65.97$0.0044.5%8.5%21.8%20.0%0.0%0.7%-5.3%8.3K-180.7K-3510.00122.05N/AN/A00492
2025-07-07$65.32$0.0053.2%9.1%22.2%28.4%0.0%1.6%-1.9%7.7K-176.2K-3570.00122.90N/AN/A20492
2025-07-08$64.41$0.0056.1%8.5%22.5%31.3%0.0%8.8%-6.3%8.0K-166.2K-3210.00123.89N/AN/A00492
2025-07-09$64.34$0.0029.8%8.5%22.2%5.7%0.0%9.5%-5.9%7.9K-155.3K-3080.00124.84N/AN/A50492
2025-07-10$63.99$0.0030.6%8.8%22.2%6.5%0.0%10.3%-7.6%8.6K-164.1K-3780.00123.27N/AN/A00542
2025-07-11$62.08$0.0035.3%10.1%24.6%11.1%33.9%9.7%-6.5%7.9K-131.5K-3400.00121.40N/AN/A02542
2025-07-14$62.48$65.0038.1%10.9%24.7%13.7%75.3%8.4%-7.8%7.8K-128.9K-3371.00121.76N/AN/A11544
2025-07-15$61.28$65.0036.4%10.4%23.3%12.1%39.2%-0.5%-7.8%6.8K-122.4K-3370.00118.00N/AN/A01555
2025-07-16$62.80$65.0035.6%10.2%24.0%11.4%0.0%4.7%-17.3%7.8K-136.6K-3440.00121.57N/AN/A00556
2025-07-17$62.78$65.0036.8%10.6%24.0%12.6%0.0%1.6%-11.3%7.7K-141.8K-3690.00121.27N/AN/A01556
2025-07-18$62.13$65.0039.5%11.3%24.0%15.1%0.0%10.6%-8.9%3.6K-128.9K-3400.00117.74N/AN/A00557
2025-07-21$62.16$65.0041.8%12.0%22.1%17.3%0.0%16.9%-11.5%3.7K-101.6K-3600.00122.12N/AN/A00407
2025-07-22$62.58$65.0040.8%11.7%21.0%16.4%0.0%1.6%-16.0%3.8K-101.6K-3270.00119.80N/AN/A00407
2025-07-23$63.99$65.0037.9%10.9%21.7%13.6%0.0%1.5%-8.5%4.0K-117.6K-3620.00120.25N/AN/A00407
2025-07-24$63.50$65.0040.7%11.7%21.8%16.3%0.0%1.1%-14.4%4.0K-113.1K-3430.00121.44N/AN/A00407
2025-07-25$62.49$65.0045.2%13.0%22.5%20.7%0.0%1.9%-12.1%3.9K-99.5K-3220.00120.50N/AN/A00407
2025-07-28$61.65$65.0046.0%13.2%22.4%21.4%0.0%3.9%-15.6%3.4K-97.5K-3450.00121.73N/AN/A00407
2025-07-29$62.37$65.0050.4%14.5%22.5%25.8%0.0%14.8%-15.8%3.7K-98.4K-3090.00118.95N/AN/A00407
2025-07-30$62.05$65.0048.9%14.0%21.6%24.2%47.0%1.8%-12.3%3.1K-95.1K-2950.00118.30N/AN/A20407
2025-07-31$62.56$60.0050.1%14.4%21.8%25.5%0.0%7.1%-21.4%4.0K-120.0K-3400.00117.12N/AN/A30427