GME Options History — September 2021

In September 2021, GME traded between $44.12 and $53.26. ATM implied volatility averaged 93.7%, placing in the 19.2% IV rank vs the trailing year. The 30-day expected move averaged 26.5%. IV traded above realized volatility by 9.1% (HV 20d: 84.6%). Max pain ranged from $50.00 to $50.00. Net GEX was positive for 16 of 21 trading days. Term structure was in contango for 15 of 21 days. Put/call ratio averaged 0.51.

Notable Days

  • 2021-09-09: Highest Volume — 1,025,784 contracts
  • 2021-09-09: Largest IV drop — 15.1% change
  • 2021-09-01: Highest IV Rank — 28.8%
  • 2021-09-01: Largest Expected Move — 38.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$48.89$44.12$53.26$53.26$44.12
Max Pain$50.00$50.00$50.00$50.00$50.00
ATM IV93.7%77.0%126.8%126.8%88.1%
Expected Move26.5%21.0%38.8%38.8%24.4%
HV 20d84.6%46.9%106.3%100.2%47.0%
HV 60d80.7%75.8%109.0%109.0%75.8%
IV Rank19.2%14.4%28.8%28.8%17.6%
IV Percentile6.2%0.4%32.1%32.1%3.2%
Term Structure0.8%-4.6%4.7%-3.3%4.7%
VWIV103.1%78.2%148.1%148.1%95.0%
Skew 25d-15.2%-29.8%-4.0%-29.8%-8.1%
Skew 10d-39.5%-64.0%-16.7%-63.8%-36.1%
Call IV 25d106.9%82.1%150.2%150.2%98.6%
Put IV 25d91.7%76.8%120.3%120.3%90.5%
Bid-Ask Spread %15.929.8742.999.9442.99
Gamma HHI0.050.030.230.040.05
Net GEX4.9M-18.6M22.2M21.1M-6.2M
Net DEX-806.5M-1.50B-325.2M-1.50B-363.9M
Net VEX-5.6M-7.2M-4.5M-7.2M-4.9M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.510.290.880.290.56
Total Volume392,427.429182,8561,025,784450,524528,508
Total OI3,040,275.812,725,5563,368,2403,151,6682,958,180

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-09-01$53.26$50.00126.8%38.8%100.2%28.8%148.1%-29.8%-3.3%21.1M-1.50B-7.2M0.299.94N/AN/A349,092101,4321,052,4082,099,260
2021-09-02$53.22$50.00122.4%34.0%100.1%27.5%137.7%-28.2%-1.8%22.2M-1.47B-7.1M0.3815.82N/AN/A231,54888,7321,088,8802,122,936
2021-09-03$50.81$50.00109.4%30.8%102.3%23.8%122.7%-21.3%-1.1%8.5M-1.09B-6.5M0.5016.35N/AN/A387,020192,6001,155,9282,154,160
2021-09-07$49.48$50.00111.9%31.5%101.2%24.5%123.8%-26.0%-1.9%7.4M-918.0M-6.2M0.5712.62N/AN/A198,332113,204913,0282,070,012
2021-09-08$49.77$50.00115.4%31.9%100.8%25.5%125.8%-24.7%-4.6%7.4M-948.3M-6.3M0.6917.82N/AN/A309,880214,332966,7962,107,976
2021-09-09$49.68$50.0097.9%28.5%100.7%20.5%113.9%-23.4%2.6%4.3M-840.7M-5.7M0.5211.79N/AN/A674,292351,4921,028,0322,153,140
2021-09-10$47.55$50.0089.2%25.9%102.5%17.9%99.5%-20.3%0.9%-7.5M-568.7M-5.5M0.5412.26N/AN/A348,692188,8801,110,3122,257,928
2021-09-13$50.52$50.0090.5%26.0%104.2%18.3%108.1%-19.2%4.6%9.7M-925.5M-5.7M0.3618.14N/AN/A413,928149,084911,5642,097,868
2021-09-14$50.05$50.0088.4%25.4%104.4%17.7%95.0%-17.3%1.9%9.5M-882.9M-5.6M0.4812.64N/AN/A182,94087,108958,8642,116,232
2021-09-15$51.14$50.0090.3%25.9%104.4%18.3%98.1%-15.2%1.6%15.5M-1.03B-5.7M0.3815.87N/AN/A200,68077,0721,054,0162,148,560
2021-09-16$51.45$50.0089.3%25.5%103.3%18.0%100.2%-18.6%2.1%17.8M-1.09B-5.9M0.3415.42N/AN/A366,504124,7361,080,4762,165,604
2021-09-17$51.60$50.0087.6%25.1%102.2%17.5%93.5%-13.6%0.8%8.7M-1.10B-5.7M0.409.87N/AN/A297,476119,6001,125,4722,177,012
2021-09-20$48.07$50.0094.4%26.9%106.3%19.4%101.5%-11.7%-0.7%4.9M-683.6M-5.4M0.8812.33N/AN/A217,256190,544764,6801,960,876
2021-09-21$47.43$50.0089.3%25.3%106.0%18.0%97.0%-8.1%1.8%3.5M-628.3M-5.3M0.6516.68N/AN/A138,13689,948808,3721,981,392
2021-09-22$47.63$50.0085.3%24.1%52.7%16.8%96.7%-7.7%1.6%1.6M-605.3M-5.2M0.4717.66N/AN/A124,69658,160859,5522,025,136
2021-09-23$47.80$50.0080.5%22.4%46.9%15.4%83.4%-4.0%2.3%1.2M-585.8M-5.1M0.4715.04N/AN/A158,20073,584890,8242,052,868
2021-09-24$46.30$50.0077.4%21.1%47.2%14.5%80.5%-5.4%2.0%-18.6M-415.7M-4.7M0.5514.47N/AN/A162,23689,832916,3962,072,652
2021-09-27$47.37$50.0077.3%21.0%48.2%14.5%83.0%-5.5%1.8%1.3M-549.5M-4.7M0.3515.67N/AN/A168,28059,128762,6121,983,220
2021-09-28$45.23$50.0079.5%21.2%49.5%15.2%82.9%-6.3%0.4%-2.1M-421.0M-4.6M0.7415.91N/AN/A124,32492,248796,4282,002,056
2021-09-29$44.30$50.0077.0%21.0%47.0%14.4%78.2%-5.4%0.4%-6.3M-325.2M-4.5M0.6415.06N/AN/A120,10077,140867,4442,026,640
2021-09-30$44.12$50.0088.1%24.4%47.0%17.6%95.0%-8.1%4.7%-6.2M-363.9M-4.9M0.5642.99N/AN/A339,652188,856905,4162,052,764