GME Options History — October 2021

In October 2021, GME traded between $42.44 and $46.72. ATM implied volatility averaged 73.8%, placing in the 13.5% IV rank vs the trailing year. The 30-day expected move averaged 21.4%. IV traded above realized volatility by 33.0% (HV 20d: 40.9%). Max pain ranged from $42.50 to $50.00. Net GEX was positive for 14 of 21 trading days. Term structure was in contango for 16 of 21 days. Put/call ratio averaged 0.36.

Notable Days

  • 2021-10-11: Highest Volume — 434,100 contracts
  • 2021-10-22: Largest IV spike — 6.8% change
  • 2021-10-04: Highest IV Rank — 15.7%
  • 2021-10-04: Largest Expected Move — 24.0%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$44.50$42.44$46.72$44.16$45.98
Max Pain$42.86$42.50$50.00$50.00$42.50
ATM IV73.8%68.6%81.5%81.3%71.1%
Expected Move21.4%19.8%24.0%21.7%20.3%
HV 20d40.9%35.2%47.1%47.1%40.7%
HV 60d71.6%69.0%76.0%75.8%69.0%
IV Rank13.5%12.0%15.7%15.7%12.7%
IV Percentile1.7%0.4%3.2%2.4%2.8%
Term Structure1.3%-2.7%4.9%4.0%4.3%
VWIV83.4%74.2%93.6%83.9%74.2%
Skew 25d-9.7%-13.2%-6.3%-7.3%-13.1%
Skew 10d-27.0%-36.3%-17.7%-17.7%-31.7%
Call IV 25d82.7%77.9%90.0%90.0%80.9%
Put IV 25d73.0%66.9%82.7%82.7%67.7%
Bid-Ask Spread %15.9212.7321.2719.4012.73
Gamma HHI0.060.040.220.040.19
Net GEX4.9M-11.7M27.4M-1.8M27.4M
Net DEX-510.9M-784.5M-290.3M-354.7M-784.5M
Net VEX-4.5M-4.8M-4.3M-4.8M-4.6M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.360.210.780.380.40
Total Volume275,388.952159,292434,100330,128341,184
Total OI2,824,282.2862,487,9483,098,7802,991,4642,857,912

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-10-01$44.16$50.0081.3%21.7%47.1%15.7%83.9%-7.3%4.0%-1.8M-354.7M-4.8M0.3819.40N/AN/A239,11691,012933,7642,057,700
2021-10-04$42.95$42.5081.5%24.0%45.6%15.7%91.4%-7.0%1.0%-1.7M-360.7M-4.7M0.6214.22N/AN/A110,57268,108815,9121,992,008
2021-10-05$43.16$42.5081.2%23.6%45.3%15.6%88.9%-6.7%-2.7%-2.1M-355.3M-4.5M0.5216.12N/AN/A106,62055,000845,2202,003,340
2021-10-06$42.44$42.5080.0%23.9%45.2%15.3%90.1%-9.3%1.6%-3.8M-319.4M-4.6M0.3314.74N/AN/A119,35639,936891,6482,030,048
2021-10-07$43.13$42.5075.7%22.4%45.9%14.1%87.1%-7.2%1.3%-731.3K-367.7M-4.6M0.4013.89N/AN/A132,36452,836928,7522,046,644
2021-10-08$43.03$42.5073.6%21.7%43.8%13.4%85.9%-6.3%0.8%-462.6K-341.0M-4.5M0.4312.90N/AN/A158,20467,404956,5042,054,408
2021-10-11$44.67$42.5075.4%22.5%39.8%14.0%93.6%-13.2%3.5%1.8M-496.7M-4.5M0.2116.93N/AN/A357,77676,324819,8121,982,296
2021-10-12$43.81$42.5074.6%21.8%40.0%13.7%89.6%-8.7%2.1%980.5K-419.0M-4.3M0.3315.67N/AN/A126,74441,880859,4561,999,404
2021-10-13$45.79$42.5077.6%22.5%42.8%14.6%90.7%-10.3%1.2%10.4M-631.8M-4.8M0.2415.14N/AN/A270,77263,692974,3722,016,028
2021-10-14$45.83$42.5073.6%21.4%42.7%13.5%85.0%-10.3%0.6%12.8M-625.1M-4.6M0.2518.11N/AN/A280,27269,0361,003,0882,025,744
2021-10-15$45.90$42.5069.1%20.2%42.7%12.2%77.1%-9.9%1.4%5.8M-621.8M-4.4M0.3016.92N/AN/A227,75268,3881,058,2122,040,568
2021-10-18$46.34$42.5068.6%19.8%35.3%12.0%75.4%-9.6%1.4%7.1M-623.7M-4.5M0.3215.75N/AN/A183,40857,972726,9761,760,972
2021-10-19$46.72$42.5070.8%20.4%35.2%12.6%77.1%-10.8%-1.7%10.0M-684.7M-4.5M0.2314.73N/AN/A189,72043,140758,9281,776,504
2021-10-20$46.29$42.5069.4%19.9%35.3%12.2%78.6%-9.9%-0.3%12.8M-662.1M-4.7M0.2816.23N/AN/A162,58445,888884,8681,821,380
2021-10-21$45.16$42.5068.9%19.8%36.2%12.1%76.2%-10.8%-1.7%2.6M-558.8M-4.6M0.2314.61N/AN/A263,02859,656910,3721,832,876
2021-10-22$42.61$42.5073.6%21.4%40.0%13.5%80.8%-11.5%-2.6%-11.7M-290.3M-4.3M0.7814.02N/AN/A240,540186,724985,0921,843,760
2021-10-25$43.36$42.5072.4%21.3%39.6%13.1%85.5%-9.6%2.6%2.2M-463.7M-4.4M0.3819.41N/AN/A169,92064,376806,8601,802,160
2021-10-26$44.38$42.5071.4%20.4%37.5%12.8%83.1%-11.5%4.9%8.1M-570.8M-4.6M0.2421.27N/AN/A284,66468,716859,9481,818,260
2021-10-27$43.48$42.5069.6%20.1%37.5%12.3%77.8%-11.1%3.6%6.8M-501.3M-4.4M0.3215.37N/AN/A174,40856,348917,3561,829,140
2021-10-28$45.38$42.5071.4%20.6%40.5%12.8%80.5%-10.3%2.1%17.3M-696.0M-4.6M0.3116.26N/AN/A279,87287,856940,2361,841,400
2021-10-29$45.98$42.5071.1%20.3%40.7%12.7%74.2%-13.1%4.3%27.4M-784.5M-4.6M0.4012.73N/AN/A244,32496,860998,7961,859,116