GPK Options History — April 2025

In April 2025, GPK traded between $23.38 and $26.27. ATM implied volatility averaged 39.8%, placing in the 29.8% IV rank vs the trailing year. The 30-day expected move averaged 11.2%. IV traded above realized volatility by 6.1% (HV 20d: 33.8%). Max pain ranged from $25.00 to $25.00. Net GEX was positive for 2 of 21 trading days. Term structure was in contango for 2 of 21 days. Put/call ratio averaged 65.61.

Notable Days

  • 2025-04-29: Highest Volume — 3,413 contracts
  • 2025-04-08: Largest IV spike — 95.6% change
  • 2025-04-08: Highest IV Rank — 73.7%
  • 2025-04-08: Largest Expected Move — 17.7%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$25.00$23.38$26.27$26.18$25.16
Max Pain$25.00$25.00$25.00$25.00$25.00
ATM IV39.8%30.0%77.2%30.6%42.1%
Expected Move11.2%8.6%17.7%9.1%12.1%
HV 20d33.8%25.1%38.5%28.1%38.5%
HV 60d27.3%22.7%29.6%23.0%29.4%
IV Rank29.8%18.2%73.7%18.9%32.4%
IV Percentile80.0%59.5%99.2%64.7%87.7%
Term Structure-5.0%-19.2%4.3%1.4%-8.3%
VWIV41.5%31.3%54.4%31.6%43.1%
Skew 25d-1.0%-19.2%14.8%4.2%-10.2%
Skew 10d11.2%-22.1%38.2%3.9%-13.5%
Call IV 25d43.8%27.0%59.8%27.0%57.9%
Put IV 25d42.7%29.7%58.8%31.1%47.7%
Bid-Ask Spread %85.2851.60114.5895.0884.14
Gamma HHI0.370.320.540.400.54
Net GEX-17.4K-47.5K69.5K-47.5K69.5K
Net DEX640.4K-27.3K1.2M729.7K-27.3K
Net VEX-8.5K-11.8K-6.6K-11.8K-10.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio65.610.00749.00749.000.00
Total Volume248.61903,4131139
Total OI2,904.5712,2225,2463,5735,246

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2025-04-01$26.18$25.0030.6%9.1%28.1%18.9%31.6%4.2%1.4%-47.5K729.7K-11.8K0.0095.08011,6851,888
2025-04-02$26.27$25.0031.5%9.0%28.0%20.0%31.3%1.6%-0.5%-46.4K633.6K-11.8K749.0075.7417491,6851,889
2025-04-03$26.08$25.0030.5%9.2%27.2%18.8%0.0%8.1%-1.6%3.4K231.1K-9.9K73.00101.111731,6861,297
2025-04-04$25.23$25.0049.1%11.3%25.1%40.6%39.5%-9.6%-3.9%-6.2K517.7K-10.8K0.45104.271151,6871,325
2025-04-07$24.26$25.0039.5%12.9%28.0%29.3%44.7%0.4%-5.1%-19.7K828.0K-10.1K33.5098.262671,6921,328
2025-04-08$23.38$25.0077.2%17.7%29.7%73.7%54.4%8.5%-19.2%-27.0K1.2M-8.7K0.8880.80871,6921,385
2025-04-09$24.59$25.0037.4%10.7%32.6%26.9%37.4%-13.8%-2.1%-33.1K926.7K-9.4K0.0099.330101,6981,430
2025-04-10$23.99$25.0033.0%9.5%33.5%21.7%0.0%-6.5%4.3%-39.0K1.1M-9.0K0.25114.58821,6981,429
2025-04-11$24.68$25.0041.4%11.9%35.4%31.6%0.0%9.0%-6.6%-28.8K898.1K-9.8K0.0075.8605761,6941,429
2025-04-14$25.01$25.0041.5%11.9%35.8%31.7%38.9%-15.2%-10.1%-13.4K575.4K-7.5K0.00108.580121,6941,075
2025-04-15$24.94$25.0040.1%11.5%35.7%30.1%0.0%8.1%-0.5%-17.4K543.5K-7.8K0.0080.68021,6941,085
2025-04-16$24.40$25.0040.5%11.6%35.6%30.5%0.0%-9.4%-4.4%-25.0K776.5K-7.1K0.0087.06001,6941,087
2025-04-17$24.63$25.0040.1%11.5%35.6%30.0%39.9%2.2%-6.8%-14.4K688.3K-7.5K6.0075.21161,6941,087
2025-04-21$24.50$25.0039.0%11.2%34.7%28.8%39.0%12.7%-4.5%-19.5K745.5K-6.8K0.1751.603661,242980
2025-04-22$25.40$25.0038.3%11.0%37.2%28.0%47.8%-3.9%-4.9%-11.7K441.0K-7.0K1.3077.3010131,277982
2025-04-23$24.98$25.0030.0%8.6%37.7%18.2%0.0%-5.3%-6.0%-17.7K605.4K-6.8K0.0082.27011,280995
2025-04-24$25.32$25.0036.9%10.6%37.5%26.3%48.2%1.5%-3.9%-14.5K494.3K-6.8K51.0073.281511,280996
2025-04-25$25.04$25.0035.5%10.2%37.6%24.7%43.7%-19.2%-4.9%-24.6K610.4K-6.6K3.0069.14261,2811,047
2025-04-28$25.34$25.0039.6%11.4%37.9%29.5%0.0%0.3%-8.0%-19.6K519.0K-6.7K0.0078.41101,2801,051
2025-04-29$25.60$25.0043.1%12.3%38.1%33.6%43.1%14.8%-9.5%-12.2K393.1K-6.6K0.0078.163,41301,2811,051
2025-04-30$25.16$25.0042.1%12.1%38.5%32.4%0.0%-10.2%-8.3%69.5K-27.3K-10.6K0.0084.1413904,1951,051