GPK Options History — July 2025

In July 2025, GPK traded between $21.77 and $23.38. ATM implied volatility averaged 31.9%, placing in the 20.2% IV rank vs the trailing year. The 30-day expected move averaged 9.3%. IV traded above realized volatility by 8.3% (HV 20d: 23.5%). Max pain ranged from $22.50 to $22.50. Net GEX was positive for 14 of 22 trading days. Term structure was in contango for 4 of 22 days. Put/call ratio averaged 0.57.

Notable Days

  • 2025-07-29: Highest Volume — 3,424 contracts
  • 2025-07-29: Largest IV drop — 28.5% change
  • 2025-07-28: Highest IV Rank — 31.6%
  • 2025-07-28: Largest Expected Move — 11.9%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$22.49$21.77$23.38$21.93$22.43
Max Pain$22.50$22.50$22.50$22.50$22.50
ATM IV31.9%23.6%41.5%24.2%29.5%
Expected Move9.3%6.9%11.9%6.9%8.5%
HV 20d23.5%21.4%26.7%24.3%23.1%
HV 60d40.3%22.9%45.9%45.9%22.9%
IV Rank20.2%10.5%31.6%11.2%17.4%
IV Percentile65.8%16.7%92.9%20.6%59.9%
Term Structure-2.5%-11.6%7.4%5.7%-2.1%
VWIV34.4%24.2%44.5%24.2%39.5%
Skew 25d3.2%-7.7%8.3%6.4%3.0%
Skew 10d3.1%-12.3%13.2%8.3%4.7%
Call IV 25d32.1%23.0%41.3%24.5%23.0%
Put IV 25d35.3%25.5%45.9%30.9%26.1%
Bid-Ask Spread %83.6659.64108.6059.6477.33
Gamma HHI0.640.350.890.700.40
Net GEX190.4K-47.5K709.3K172.2K-17.5K
Net DEX-181.8K-1.5M666.1K-143.3K370.0K
Net VEX-7.7K-13.2K-5.5K-9.2K-12.9K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.570.004.500.330.01
Total Volume307.90923,424481,964
Total OI3,544.4552,1906,2363,6746,236

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-07-01$21.93$22.5024.2%6.9%24.3%11.2%24.2%6.4%5.7%172.2K-143.3K-9.2K0.3359.6436122,0631,611
2025-07-02$21.96$22.5025.0%7.2%23.3%12.2%25.1%2.1%7.4%165.8K-54.7K-9.2K0.0078.382302,0761,617
2025-07-03$22.05$22.5023.6%8.6%23.0%10.5%0.0%3.9%-1.8%199.9K-279.7K-9.0K4.5079.734182,0921,617
2025-07-07$21.77$22.5028.2%9.0%23.4%15.9%31.9%1.5%-2.4%158.8K185.7K-8.0K0.1774.992342,0911,609
2025-07-08$22.09$22.5027.7%8.9%23.8%15.3%30.7%3.7%-1.8%216.0K-299.4K-8.0K0.3381.871552,0811,609
2025-07-09$22.41$22.5031.8%9.1%24.4%20.2%31.4%-7.7%-11.6%253.9K-836.9K-7.9K0.1393.77812,0861,609
2025-07-10$22.72$22.5031.3%9.0%24.8%19.6%32.8%3.6%3.1%287.3K-1.5M-8.2K0.8982.96982,1121,609
2025-07-11$22.45$22.5028.6%8.2%24.0%16.4%0.0%-1.0%-3.8%519.0K-903.8K-7.9K1.00108.60222,1171,611
2025-07-14$22.30$22.5032.5%9.3%23.6%21.0%39.4%3.4%-2.5%367.6K-574.8K-7.2K0.0072.970222,1181,611
2025-07-15$22.09$22.5033.8%9.7%22.0%22.5%33.7%2.4%-3.4%335.8K1.5K-6.9K0.0072.45202,1181,630
2025-07-16$22.09$22.5032.8%9.4%21.4%21.4%32.6%4.9%-4.0%357.1K70.3K-6.6K0.2177.341432,1201,630
2025-07-17$22.61$22.5039.4%11.3%22.3%29.2%0.0%3.6%-1.9%709.3K-1.5M-6.6K0.00101.65042,1291,633
2025-07-18$22.40$22.5032.4%9.3%22.7%20.8%38.8%1.5%-2.7%647.0K-667.1K-6.0K0.28108.3636102,1291,633
2025-07-21$22.45$22.5034.0%9.7%22.4%22.7%34.9%2.9%-1.6%-47.5K666.1K-5.5K0.0383.817326021,588
2025-07-22$23.20$22.5034.3%9.8%24.6%23.1%34.2%2.7%-4.3%-35.7K346.7K-5.7K0.0573.814026441,587
2025-07-23$23.38$22.5037.3%10.7%24.5%26.6%0.0%2.1%-4.2%-33.4K265.5K-5.9K0.4577.6477356821,588
2025-07-24$23.18$22.5037.2%10.7%23.5%26.5%37.5%6.8%-5.7%-28.0K264.9K-5.9K0.1690.824477471,595
2025-07-25$23.37$22.5036.4%10.4%23.3%25.6%37.3%5.6%-6.1%-25.3K165.3K-6.1K0.0085.7035417821,596
2025-07-28$23.01$22.5041.5%11.9%24.0%31.6%41.6%4.6%-7.8%-8.3K-42.2K-6.9K0.2968.613531021,0901,596
2025-07-29$22.37$22.5029.7%8.5%26.7%17.7%29.7%8.3%-3.1%12.9K56.8K-7.0K2.3088.521,0372,3871,3651,692
2025-07-30$22.48$22.5029.9%8.6%23.1%17.9%44.5%5.3%0.4%-17.6K406.6K-13.2K0.35101.552692,3503,877
2025-07-31$22.43$22.5029.5%8.5%23.1%17.4%39.5%3.0%-2.1%-17.5K370.0K-12.9K0.0177.331,952122,3593,877