GPK Options History — September 2021

In September 2021, GPK traded between $19.03 and $20.78. ATM implied volatility averaged 23.7%, placing in the 18.2% IV rank vs the trailing year. The 30-day expected move averaged 6.8%. IV traded above realized volatility by 7.9% (HV 20d: 15.9%). Max pain ranged from $17.50 to $20.00. Net GEX was positive for 21 of 21 trading days. Term structure was in contango for 20 of 21 days. Put/call ratio averaged 0.38.

Notable Days

  • 2021-09-13: Highest Volume — 1,653 contracts
  • 2021-09-22: Largest IV drop — 14.6% change
  • 2021-09-07: Highest IV Rank — 23.0%
  • 2021-09-28: Largest Expected Move — 7.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$19.75$19.03$20.78$20.57$19.12
Max Pain$19.88$17.50$20.00$17.50$20.00
ATM IV23.7%20.8%25.9%23.3%24.0%
Expected Move6.8%6.0%7.4%6.7%6.9%
HV 20d15.9%14.0%18.2%15.8%16.7%
HV 60d21.4%20.9%22.0%21.3%22.0%
IV Rank18.2%11.7%23.0%17.3%18.8%
IV Percentile26.6%5.6%48.4%20.2%32.5%
Term Structure2.8%-0.5%7.9%-0.5%2.5%
VWIV23.7%19.1%25.7%23.3%23.6%
Skew 25d2.1%-6.4%15.3%5.1%-4.0%
Skew 10d1.7%-10.8%17.3%6.8%-8.1%
Call IV 25d23.3%17.7%27.1%18.2%24.9%
Put IV 25d25.4%18.9%37.3%23.3%20.9%
Bid-Ask Spread %75.8913.77104.2193.2846.62
Gamma HHI0.690.510.780.550.75
Net GEX240.2K171.2K325.6K297.3K195.4K
Net DEX-4.5M-7.4M-2.6M-6.9M-2.7M
Net VEX-14.5K-16.5K-12.5K-16.3K-12.5K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.380.004.500.380.10
Total Volume146.952111,6533633
Total OI6,565.5714,5398,3437,9444,722

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2021-09-01$20.57$17.5023.3%6.7%15.8%17.3%23.3%5.1%-0.5%297.3K-6.9M-16.3K0.3893.2826107,131813
2021-09-02$20.78$20.0022.7%6.8%14.1%15.9%0.0%1.2%2.4%320.2K-7.4M-16.2K0.1093.29163167,209849
2021-09-03$20.77$20.0024.9%7.0%14.2%20.9%24.8%-0.3%1.3%325.6K-7.4M-16.4K0.0697.788257,206853
2021-09-07$20.45$20.0025.9%7.1%14.1%23.0%23.2%6.0%2.3%289.1K-6.8M-16.5K0.0313.7718457,367859
2021-09-08$20.40$20.0024.7%7.1%14.2%20.4%24.7%3.5%1.6%294.5K-6.7M-16.5K1.9140.1811217,408864
2021-09-09$20.23$20.0023.6%6.8%14.0%17.9%23.6%3.3%2.4%290.1K-6.3M-15.9K0.5278.0960317,433859
2021-09-10$20.03$20.0023.2%6.7%14.5%17.1%23.7%-6.4%3.5%294.8K-5.9M-15.7K0.1488.8778117,432866
2021-09-13$19.84$20.0023.5%6.7%14.8%17.8%23.9%-0.6%2.9%307.4K-5.5M-15.3K0.0217.951,615387,480863
2021-09-14$19.48$20.0023.8%6.8%16.3%18.5%23.8%5.1%3.0%240.2K-4.7M-14.7K0.1768.912957,468851
2021-09-15$19.61$20.0023.6%6.8%16.5%18.0%0.0%-2.7%2.9%275.3K-3.3M-14.5K0.0090.344806,687840
2021-09-16$19.48$20.0023.7%6.8%16.7%18.2%23.7%-3.2%3.6%237.1K-3.2M-14.4K0.0075.364206,695840
2021-09-17$19.09$20.0022.7%6.5%18.2%15.9%23.1%5.2%4.1%173.2K-2.6M-13.4K0.0294.674916,703840
2021-09-20$19.05$20.0024.4%7.0%18.2%19.8%25.5%-5.3%1.9%171.2K-2.7M-13.5K0.0594.564324,209374
2021-09-21$19.03$20.0024.3%7.0%17.9%19.6%0.0%3.9%2.5%174.5K-2.6M-13.1K0.0090.173204,206374
2021-09-22$19.19$20.0020.8%6.0%17.3%11.7%19.1%15.3%7.9%187.3K-2.8M-13.0K0.00104.218004,201376
2021-09-23$19.36$20.0022.9%6.6%15.9%16.4%0.0%8.5%3.1%192.1K-3.1M-13.4K0.0019.945804,216376
2021-09-24$19.54$20.0022.2%6.4%16.4%14.8%0.0%-3.2%3.6%189.8K-3.2M-13.6K0.0089.571304,163376
2021-09-27$19.77$20.0022.8%6.5%15.4%16.2%22.8%12.4%3.9%196.2K-3.6M-13.7K0.01102.6716624,200376
2021-09-28$19.47$20.0025.7%7.4%16.1%22.6%25.7%-1.7%2.1%190.0K-3.2M-13.0K4.5095.88294,203376
2021-09-29$19.46$20.0025.3%7.3%16.1%21.8%25.3%1.0%1.8%203.6K-3.2M-13.2K0.0297.5211424,338375
2021-09-30$19.12$20.0024.0%6.9%16.7%18.8%23.6%-4.0%2.5%195.4K-2.7M-12.5K0.1046.623034,338384