M Options History — October 2021

In October 2021, M traded between $22.21 and $28.22. ATM implied volatility averaged 55.7%, placing in the 10.8% IV rank vs the trailing year. The 30-day expected move averaged 16.9%. IV traded below realized volatility by 4.6% (HV 20d: 60.3%). Max pain ranged from $21.00 to $22.00. Net GEX was positive for 20 of 21 trading days. Term structure was in contango for 12 of 21 days. Put/call ratio averaged 0.67.

Notable Days

  • 2021-10-18: Highest Volume — 189,019 contracts
  • 2021-10-18: Largest IV spike — 21.4% change
  • 2021-10-18: Highest IV Rank — 17.0%
  • 2021-10-18: Largest Expected Move — 18.2%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$24.57$22.21$28.22$22.93$26.52
Max Pain$21.05$21.00$22.00$22.00$21.00
ATM IV55.7%49.1%62.5%53.9%57.6%
Expected Move16.9%15.0%18.2%15.0%17.9%
HV 20d60.3%46.2%75.3%55.0%65.5%
HV 60d62.2%57.2%65.8%62.4%64.9%
IV Rank10.8%4.8%17.0%9.2%12.6%
IV Percentile24.8%6.3%38.1%20.2%31.3%
Term Structure1.6%-8.4%26.3%0.5%-1.1%
VWIV60.0%52.9%65.6%52.9%63.7%
Skew 25d3.0%-0.4%13.6%3.9%2.4%
Skew 10d4.9%-17.1%40.0%9.5%1.0%
Call IV 25d55.3%43.7%63.7%52.2%58.5%
Put IV 25d58.3%49.2%64.0%56.1%60.9%
Bid-Ask Spread %9.843.2023.173.703.20
Gamma HHI0.130.080.390.270.23
Net GEX3.6M-1.9M12.0M-1.9M413.6K
Net DEX-277.6M-466.5M-154.8M-161.7M-367.7M
Net VEX-1.2M-1.2M-1.0M-1.2M-1.2M
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.670.211.260.600.64
Total Volume49,204.95215,781189,01947,70950,514
Total OI531,295.286464,084598,417520,909566,003

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-10-01$22.93$22.0053.9%15.0%55.0%9.2%52.9%3.9%0.5%-1.9M-161.7M-1.2M0.603.70N/AN/A29,89517,814245,263275,646
2021-10-04$22.88$21.0055.4%17.1%53.2%10.6%60.4%2.4%1.6%3.2M-194.0M-1.2M0.6112.29N/AN/A20,44812,422242,195261,727
2021-10-05$22.46$21.0053.1%16.9%53.6%8.5%58.8%3.2%4.0%3.2M-169.9M-1.2M0.824.39N/AN/A14,86012,240249,070263,593
2021-10-06$22.45$21.0057.5%17.3%51.5%12.5%61.8%3.3%-0.6%2.9M-161.0M-1.2M0.4419.16N/AN/A28,27212,446247,798269,450
2021-10-07$22.48$21.0051.0%16.3%50.5%6.6%57.1%0.6%3.2%3.2M-165.7M-1.2M0.213.85N/AN/A27,8735,856250,974272,571
2021-10-08$22.72$21.0052.9%16.3%46.7%8.3%58.3%1.0%1.1%3.1M-188.5M-1.1M0.927.95N/AN/A18,34216,842257,388275,168
2021-10-11$22.21$21.0051.6%16.5%47.5%7.1%57.7%9.4%6.0%2.5M-154.8M-1.1M0.638.21N/AN/A18,11311,490237,363260,134
2021-10-12$22.63$21.0051.7%16.3%47.6%7.2%57.5%3.0%4.7%3.5M-187.2M-1.1M0.428.28N/AN/A11,0884,693244,724262,945
2021-10-13$22.57$21.0052.2%16.5%47.1%7.7%57.9%10.5%5.4%2.8M-179.5M-1.1M0.6512.96N/AN/A11,3727,390253,193270,036
2021-10-14$23.11$21.0049.1%15.9%46.2%4.8%56.0%13.6%26.3%5.3M-226.2M-1.1M0.3711.56N/AN/A33,66512,317258,298271,921
2021-10-15$24.28$21.0051.5%15.5%48.8%7.0%56.3%1.3%4.7%5.1M-317.1M-1.1M0.4613.65N/AN/A41,53519,059260,607274,141
2021-10-18$28.22$21.0062.5%18.2%70.0%17.0%64.1%0.3%-2.2%4.3M-466.5M-1.0M0.6615.85N/AN/A113,93475,085226,404237,680
2021-10-19$26.47$21.0060.2%17.4%75.3%15.0%61.1%0.7%-2.9%5.2M-403.2M-1.1M1.2613.73N/AN/A47,42459,909234,907242,597
2021-10-20$26.24$21.0059.6%17.1%74.1%14.4%60.5%0.8%-8.4%3.5M-362.4M-1.2M0.8012.55N/AN/A37,48229,853283,582294,205
2021-10-21$26.22$21.0058.9%17.0%74.0%13.8%59.9%0.6%-2.5%2.2M-356.6M-1.2M0.974.67N/AN/A16,48515,932289,145303,537
2021-10-22$26.54$21.0058.8%17.3%73.5%13.7%61.7%-0.4%-4.6%12.0M-391.9M-1.2M0.5623.17N/AN/A38,86721,825291,722306,695
2021-10-25$26.95$21.0059.0%17.9%73.3%13.8%65.6%0.5%-0.6%5.4M-402.5M-1.1M0.795.35N/AN/A25,97220,441255,621274,820
2021-10-26$26.30$21.0058.5%17.5%73.4%13.3%61.6%0.5%-5.3%3.7M-344.1M-1.2M0.635.65N/AN/A18,57211,787258,848282,351
2021-10-27$25.61$21.0056.9%17.8%73.9%12.0%63.6%3.3%2.8%2.7M-289.1M-1.2M0.6711.17N/AN/A20,85914,015263,038285,539
2021-10-28$26.16$21.0057.7%17.8%65.5%12.6%62.9%1.2%1.0%2.5M-339.1M-1.2M0.875.21N/AN/A14,06212,254268,522287,780
2021-10-29$26.52$21.0057.6%17.9%65.5%12.6%63.7%2.4%-1.1%413.6K-367.7M-1.2M0.643.20N/AN/A30,85119,663273,382292,621