GME Options History — December 2018

In December 2018, GME traded between $2.94 and $3.46. ATM implied volatility averaged 61.2%, placing in the 35.5% IV rank vs the trailing year. The 30-day expected move averaged 17.3%. IV traded below realized volatility by 0.5% (HV 20d: 61.7%). Max pain ranged from $3.50 to $3.75. Net GEX was positive for 0 of 20 trading days. Term structure was in contango for 11 of 20 days. Put/call ratio averaged 1.06.

Notable Days

  • 2018-12-13: Highest Volume — 48,664 contracts
  • 2018-12-13: Largest IV drop — 22.5% change
  • 2018-12-24: Highest IV Rank — 43.6%
  • 2018-12-31: Largest Expected Move — 18.9%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.21$2.94$3.46$3.46$3.14
Max Pain$3.71$3.50$3.75$3.50$3.75
ATM IV61.2%50.3%68.1%50.3%58.1%
Expected Move17.3%14.5%18.9%14.5%18.9%
HV 20d61.7%41.8%71.5%71.0%41.8%
HV 60d51.8%50.4%53.6%50.8%53.6%
IV Rank35.5%22.8%43.6%22.8%31.9%
IV Percentile80.3%56.3%90.9%56.3%73.0%
Term Structure0.0%-8.7%27.4%-4.6%1.0%
VWIV61.6%50.8%68.5%50.8%66.6%
Skew 25d7.3%-1.3%22.3%-0.5%8.9%
Skew 10d9.5%-3.6%33.5%6.5%10.7%
Call IV 25d59.3%42.2%68.3%42.2%54.2%
Put IV 25d66.5%41.7%77.7%41.7%63.1%
Bid-Ask Spread %25.6214.5353.5440.2923.71
Gamma HHI0.180.150.210.190.21
Net GEX-760.4K-981.9K-518.1K-597.6K-899.4K
Net DEX42.8M26.7M61.2M30.3M44.0M
Net VEX-217.1K-274.4K-166.6K-274.4K-166.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio1.060.172.970.860.17
Total Volume19,450.49,14048,66413,66416,520
Total OI787,440.4718,516832,656804,360724,892

Daily Data (20 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-12-03$3.46$3.5050.3%14.5%71.0%22.8%50.8%-0.5%-4.6%-597.6K30.3M-274.4K0.8640.29N/AN/A7,3486,316411,792392,568
2018-12-04$3.37$3.5059.2%16.7%69.8%33.1%54.7%22.3%-3.8%-631.2K34.3M-263.7K0.9143.64N/AN/A8,9168,144414,956393,096
2018-12-05$3.36$3.5066.4%17.3%69.8%41.5%56.8%6.7%-5.3%-783.2K38.9M-232.5K0.9253.54N/AN/A9,0008,244414,956393,096
2018-12-06$3.39$3.7557.4%16.4%69.9%31.1%60.4%14.6%-4.3%-639.9K35.3M-254.9K1.0422.82N/AN/A11,54412,000415,312394,500
2018-12-07$3.46$3.7554.5%15.6%70.5%27.7%58.7%-1.3%3.0%-566.5K30.6M-249.4K1.4232.68N/AN/A10,52814,988415,512397,212
2018-12-10$3.32$3.7559.7%17.5%71.5%33.8%61.6%11.0%0.6%-677.4K32.3M-249.8K0.6217.47N/AN/A14,5929,112390,860384,696
2018-12-11$3.24$3.7557.4%17.0%70.2%31.1%58.5%11.1%3.1%-702.4K37.0M-237.9K0.6221.46N/AN/A12,6407,788403,512387,044
2018-12-12$3.33$3.7567.1%17.0%71.1%42.4%58.8%14.1%-8.2%-518.1K26.7M-257.7K0.9316.24N/AN/A8,9128,284407,780390,068
2018-12-13$3.19$3.7552.0%16.4%69.3%24.8%61.5%5.3%2.6%-875.0K42.4M-219.9K2.9716.80N/AN/A12,26836,396410,820390,908
2018-12-14$3.19$3.7556.0%16.8%69.2%29.5%59.8%6.7%1.7%-930.4K47.6M-229.0K1.0216.15N/AN/A11,29611,524414,316418,340
2018-12-17$3.15$3.7564.2%17.9%68.3%39.0%63.5%3.7%-3.9%-840.8K50.7M-216.9K0.8516.79N/AN/A8,0966,852401,436408,880
2018-12-18$3.21$3.7560.8%17.4%68.0%35.0%61.8%5.4%-6.2%-981.9K48.6M-215.4K1.2614.53N/AN/A4,0405,100403,492412,456
2018-12-19$3.13$3.7561.9%17.8%65.2%36.4%65.5%2.6%0.5%-924.4K53.8M-199.2K0.7922.39N/AN/A8,3566,588404,628413,144
2018-12-20$3.12$3.7567.3%18.3%51.5%42.7%63.4%4.5%27.4%-814.9K54.1M-202.8K1.2520.30N/AN/A8,06410,092406,716413,504
2018-12-21$2.96$3.7566.5%18.6%54.0%41.7%67.1%4.1%6.1%-671.9K61.2M-183.5K2.6516.72N/AN/A5,91215,656405,872413,212
2018-12-24$2.94$3.7568.1%18.3%43.3%43.6%67.6%8.5%0.0%-761.3K49.4M-170.1K1.5840.82N/AN/A8,59613,604356,792361,724
2018-12-26$3.08$3.7566.5%17.6%47.0%41.7%64.8%4.4%-0.5%-820.7K45.1M-179.4K0.4825.15N/AN/A9,6124,616360,248362,484
2018-12-27$3.02$3.7567.7%18.2%46.4%43.1%68.5%6.6%-8.7%-734.2K47.6M-171.8K0.3923.87N/AN/A8,5963,348364,656362,952
2018-12-28$3.06$3.7563.1%18.6%46.8%37.7%62.3%6.7%0.5%-836.0K46.2M-167.4K0.4826.99N/AN/A10,4725,048367,408362,968
2018-12-31$3.14$3.7558.1%18.9%41.8%31.9%66.6%8.9%1.0%-899.4K44.0M-166.6K0.1723.71N/AN/A14,0922,428362,828362,064