GME Options History — September 2018

In September 2018, GME traded between $3.51 and $4.23. ATM implied volatility averaged 50.0%, placing in the 26.1% IV rank vs the trailing year. The 30-day expected move averaged 14.7%. IV traded below realized volatility by 29.1% (HV 20d: 79.1%). Max pain ranged from $3.75 to $4.25. Net GEX was positive for 18 of 19 trading days. Term structure was in contango for 8 of 19 days. Put/call ratio averaged 0.53.

Notable Days

  • 2018-09-05: Highest Volume — 203,412 contracts
  • 2018-09-07: Largest IV drop — 36.7% change
  • 2018-09-06: Highest IV Rank — 68.7%
  • 2018-09-05: Largest Expected Move — 26.3%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$4.02$3.51$4.23$3.51$3.83
Max Pain$4.08$3.75$4.25$4.00$4.25
ATM IV50.0%42.6%86.0%66.3%43.8%
Expected Move14.7%12.3%26.3%23.8%12.8%
HV 20d79.1%63.0%84.3%63.0%66.2%
HV 60d55.7%52.5%61.0%52.5%54.1%
IV Rank26.1%17.4%68.7%45.4%18.1%
IV Percentile54.5%34.5%98.4%96.4%34.5%
Term Structure1.1%-13.1%35.5%1.0%-0.6%
VWIV53.2%44.2%94.2%84.2%46.4%
Skew 25d6.8%3.7%22.4%7.5%4.5%
Skew 10d14.5%-9.3%68.5%7.6%9.2%
Call IV 25d49.8%41.3%91.9%63.5%42.8%
Put IV 25d56.6%46.2%97.9%71.0%47.3%
Bid-Ask Spread %14.186.0930.1330.136.09
Gamma HHI0.160.110.220.120.14
Net GEX526.1K-18.6K949.8K-18.6K91.7K
Net DEX-18.3M-47.7M36.2M36.2M7.7M
Net VEX-374.9K-414.7K-340.8K-345.7K-389.8K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.530.151.480.510.44
Total Volume90,934.10540,456203,41276,07269,320
Total OI886,883.368772,128975,768867,544878,940

Daily Data (19 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2018-09-04$3.51$4.0066.3%23.8%63.0%45.4%84.2%7.5%1.0%-18.6K36.2M-345.7K0.5130.13N/AN/A50,37625,696424,408443,136
2018-09-05$4.09$4.0065.2%26.3%83.4%44.2%94.2%6.0%35.5%661.1K-37.0M-410.3K0.9619.91N/AN/A103,60499,808450,640452,992
2018-09-06$4.01$3.7586.0%17.4%83.8%68.7%61.2%10.6%-13.1%741.3K-32.6M-401.0K0.8725.99N/AN/A67,83659,320478,960448,728
2018-09-07$4.00$3.7554.4%13.7%83.8%31.4%50.7%6.3%-0.4%729.6K-28.3M-356.4K1.488.30N/AN/A47,74870,436492,088477,412
2018-09-10$4.00$3.7545.6%14.6%83.8%20.9%47.9%4.6%6.2%358.6K-20.3M-369.5K0.3414.32N/AN/A44,44414,988450,684438,228
2018-09-11$4.04$3.7547.1%13.1%83.7%22.8%48.0%4.0%-0.4%694.1K-29.5M-355.8K0.6010.32N/AN/A25,20815,248469,912440,616
2018-09-12$4.17$3.7546.3%12.8%84.2%21.9%49.6%22.4%-1.2%894.3K-47.2M-343.9K0.439.70N/AN/A30,22812,992462,460442,384
2018-09-13$4.23$4.0043.8%13.0%84.2%18.9%51.8%13.5%2.6%933.0K-47.7M-340.8K0.3324.49N/AN/A81,32427,032441,856442,740
2018-09-14$4.19$4.2543.9%12.9%84.1%19.0%54.9%3.7%3.1%949.8K-42.3M-385.6K0.2611.80N/AN/A103,39227,384490,292485,476
2018-09-17$4.14$4.2546.3%13.1%84.3%21.8%46.2%5.0%1.8%425.7K-20.1M-387.5K0.4013.04N/AN/A49,88819,968409,448459,144
2018-09-18$4.12$4.2546.5%13.3%83.3%22.1%47.6%5.8%-2.8%256.4K-15.6M-376.3K0.4510.12N/AN/A44,55619,932410,888459,624
2018-09-19$4.15$4.2543.9%12.6%82.3%18.9%45.4%4.4%-3.7%548.9K-23.7M-366.7K0.4712.44N/AN/A44,13620,780415,352459,340
2018-09-20$4.12$4.2542.6%12.3%81.6%17.4%44.2%4.3%-2.4%354.0K-18.7M-368.2K0.4714.59N/AN/A40,67619,200417,304459,108
2018-09-21$4.11$4.2546.9%13.8%81.4%22.6%47.3%5.0%-4.1%796.0K-18.2M-356.2K0.8112.82N/AN/A55,20844,460418,832459,592
2018-09-24$3.89$4.2548.1%14.4%83.6%23.9%50.0%5.6%-1.6%75.3K4.5M-358.4K0.159.69N/AN/A129,02818,984371,560400,568
2018-09-25$3.98$4.2544.3%13.6%70.2%18.8%46.8%5.3%-0.0%686.8K-10.9M-414.7K0.228.35N/AN/A88,87619,264448,764408,520
2018-09-26$3.91$4.2545.1%13.3%68.4%19.8%47.1%4.4%0.3%491.2K-3.2M-401.3K0.4320.04N/AN/A48,39220,840456,564410,696
2018-09-27$3.88$4.2544.4%13.0%68.5%18.9%47.4%6.4%0.4%327.2K289.8K-394.9K0.367.19N/AN/A49,42017,756458,832414,696
2018-09-28$3.83$4.2543.8%12.8%66.2%18.1%46.4%4.5%-0.6%91.7K7.7M-389.8K0.446.09N/AN/A48,21621,104461,460417,480