ACMR Options History — March 2021

In March 2021, ACMR traded between $26.05 and $35.71. ATM implied volatility averaged 81.6%, placing in the 11.5% IV rank vs the trailing year. The 30-day expected move averaged 22.9%. IV traded below realized volatility by 49.4% (HV 20d: 131.0%). Max pain ranged from $33.33 to $40.00. Net GEX was positive for 2 of 23 trading days. Term structure was in contango for 20 of 23 days. Put/call ratio averaged 4.97.

Notable Days

  • 2021-03-04: Highest Volume — 15,768 contracts
  • 2021-03-10: Largest IV drop — 11.1% change
  • 2021-03-01: Highest IV Rank — 22.1%
  • 2021-03-01: Largest Expected Move — 27.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$29.82$26.05$35.71$35.71$27.29
Max Pain$37.68$33.33$40.00$33.33$36.67
ATM IV81.6%69.6%96.9%96.9%72.6%
Expected Move22.9%20.0%27.8%27.8%20.8%
HV 20d131.0%84.7%154.9%135.8%85.8%
HV 60d108.5%102.6%111.8%102.6%104.4%
IV Rank11.5%1.6%22.1%22.1%6.2%
IV Percentile26.1%0.8%66.3%66.3%6.7%
Term Structure6.8%-6.2%15.1%-4.1%10.6%
VWIV81.0%67.4%112.3%105.6%72.1%
Skew 25d-1.5%-12.0%3.4%-2.6%-9.2%
Skew 10d-4.4%-31.5%17.4%-5.7%-13.7%
Call IV 25d81.7%70.4%100.8%100.8%74.7%
Put IV 25d80.1%65.5%98.2%98.2%65.5%
Bid-Ask Spread %74.2758.8090.2965.4690.29
Gamma HHI0.590.090.830.090.81
Net GEX-853.6K-1.8M275.5K275.5K-1.7M
Net DEX12.7M-11.6M28.8M-11.6M18.8M
Net VEX-118.5K-152.7K-71.2K-71.2K-105.6K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio4.970.0866.380.130.28
Total Volume2,7339915,76810,401318
Total OI52,86924,42965,37024,42948,057

Daily Data (23 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2021-03-01$35.71$33.3396.9%27.8%135.8%22.1%105.6%-2.6%-4.1%275.5K-11.6M-71.2K0.1365.46N/AN/A9,2101,19117,3767,053
2021-03-02$31.57$33.3387.4%25.1%141.5%14.7%112.3%1.4%-4.8%263.2K-5.5M-77.2K1.4284.42N/AN/A6,4779,16526,9378,178
2021-03-03$31.15$33.3391.9%26.4%141.1%18.2%97.7%-8.9%-6.2%-87.6K1.3M-103.0K7.8078.01N/AN/A3062,38822,05917,865
2021-03-04$28.73$40.0096.2%23.9%143.8%21.5%82.5%-12.0%12.1%-360.9K10.2M-103.1K66.3876.81N/AN/A23415,53422,24520,574
2021-03-05$29.33$40.0094.2%24.9%144.0%20.0%85.7%-5.5%2.9%-764.8K17.8M-152.7K2.4071.04N/AN/A5671,35922,27535,622
2021-03-08$27.26$40.0090.3%23.6%146.0%16.9%84.3%-2.3%8.8%-971.8K26.1M-145.5K19.7072.55N/AN/A3216,32422,05935,484
2021-03-09$30.50$40.0092.7%24.3%148.9%18.8%83.5%-2.0%6.9%-863.9K15.6M-151.8K0.6561.81N/AN/A22514722,22441,676
2021-03-10$29.06$40.0082.4%23.6%149.0%10.8%67.4%-0.4%7.7%-1.1M20.6M-146.0K0.1472.33N/AN/A94813522,29041,748
2021-03-11$32.36$40.0081.5%23.4%154.9%11.1%84.8%2.0%11.5%-577.0K6.4M-133.0K0.1459.84N/AN/A5828122,46741,802
2021-03-12$30.71$40.0081.2%23.3%152.3%10.9%86.0%0.5%6.9%-793.9K12.4M-135.5K0.8758.80N/AN/A26122822,82441,829
2021-03-15$31.44$40.0084.6%24.3%143.9%13.9%83.7%1.2%9.3%-681.4K9.6M-129.4K0.2460.64N/AN/A1383322,89941,979
2021-03-16$31.47$38.3383.4%23.9%142.5%12.8%83.7%2.9%3.1%-712.9K9.6M-120.9K0.2965.59N/AN/A51015022,88741,964
2021-03-17$31.60$38.3378.0%22.4%142.7%8.1%74.3%2.6%10.6%-608.5K9.0M-121.9K0.4569.40N/AN/A23110523,05241,934
2021-03-18$30.15$38.3379.7%22.8%137.1%9.6%78.9%-4.6%10.3%-897.1K12.9M-120.2K0.8568.05N/AN/A22519223,24141,961
2021-03-19$30.35$38.3375.0%21.5%136.7%7.0%75.2%-3.0%10.1%-896.5K11.9M-115.3K0.2672.70N/AN/A1,36836023,34642,024
2021-03-22$31.26$36.6774.9%21.5%134.0%9.7%73.3%3.4%8.0%-739.5K3.7M-102.8K0.3572.96N/AN/A1565411,28334,764
2021-03-23$30.13$36.6770.5%20.2%134.2%2.9%72.9%2.4%10.8%-922.6K8.6M-111.3K1.0482.74N/AN/A32433611,32534,800
2021-03-24$27.93$36.6773.4%21.1%118.1%7.4%72.0%-0.0%6.1%-1.3M19.1M-120.0K4.6183.45N/AN/A6931811,49335,118
2021-03-25$27.94$36.6769.6%20.0%103.6%1.6%72.8%0.3%15.1%-1.3M18.8M-116.2K1.7380.95N/AN/A18932711,52335,376
2021-03-26$27.39$36.6770.3%20.2%98.9%2.7%71.3%-1.3%8.2%-1.4M21.5M-116.7K0.0883.59N/AN/A5404211,54135,541
2021-03-29$26.05$36.6775.2%21.6%93.3%10.2%73.3%-1.1%5.3%-1.7M28.8M-113.0K0.8989.44N/AN/A57951311,71535,577
2021-03-30$26.47$36.6773.9%21.2%84.7%8.2%70.0%1.2%7.1%-1.8M26.0M-112.8K3.7187.22N/AN/A217812,21035,790
2021-03-31$27.29$36.6772.6%20.8%85.8%6.2%72.1%-9.2%10.6%-1.7M18.8M-105.6K0.2890.29N/AN/A2496912,22535,832