ACMR Options History — March 2026

In March 2026, ACMR traded between $37.84 and $57.14. ATM implied volatility averaged 82.9%, placing in the 43.7% IV rank vs the trailing year. The 30-day expected move averaged 23.8%. IV traded below realized volatility by 9.0% (HV 20d: 92.0%). Max pain ranged from $50.00 to $57.50. Net GEX was positive for 22 of 22 trading days. Term structure was in contango for 11 of 22 days. Put/call ratio averaged 0.31.

Notable Days

  • 2026-03-04: Highest Volume — 13,704 contracts
  • 2026-03-09: Largest IV drop — 7.7% change
  • 2026-03-06: Highest IV Rank — 52.5%
  • 2026-03-13: Largest Expected Move — 26.6%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$46.10$37.84$57.14$57.14$38.93
Max Pain$52.05$50.00$57.50$57.50$50.00
ATM IV82.9%78.6%89.7%87.3%79.7%
Expected Move23.8%22.8%26.6%25.0%22.8%
HV 20d92.0%65.9%115.4%111.7%65.9%
HV 60d84.9%80.4%88.6%80.4%85.1%
IV Rank43.7%38.1%52.5%49.4%39.5%
IV Percentile73.6%66.3%85.3%82.9%66.3%
Term Structure0.8%-4.6%7.6%-4.6%7.6%
VWIV82.3%76.4%91.5%91.5%77.6%
Skew 25d4.4%-3.8%8.4%6.5%6.8%
Skew 10d10.9%-0.1%24.1%12.2%12.8%
Call IV 25d82.3%76.5%91.3%85.9%77.2%
Put IV 25d86.7%79.6%95.3%92.3%84.0%
Bid-Ask Spread %37.2527.1361.7949.8736.51
Gamma HHI0.150.090.280.150.12
Net GEX716.8K28.1K1.7M721.3K446.8K
Net DEX-29.4M-54.6M-12.6M-54.6M-14.2M
Net VEX-242.2K-281.3K-199.9K-281.3K-206.4K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.310.010.700.700.17
Total Volume3,503.77345613,7042,3511,167
Total OI41,644.18233,41453,94833,41436,642

Daily Data (22 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2026-03-02$57.14$57.5087.3%25.0%111.7%49.4%91.5%6.5%-4.6%721.3K-54.6M-281.3K0.7049.87N/AN/A1,38296925,4557,959
2026-03-03$51.86$57.5087.4%25.1%115.3%49.5%88.4%1.1%-4.5%413.8K-38.5M-260.2K0.5849.14N/AN/A76044226,2598,815
2026-03-04$52.03$57.5087.1%25.0%115.1%49.2%89.5%4.0%-3.8%432.0K-39.7M-264.4K0.1161.79N/AN/A12,2961,40826,2999,065
2026-03-05$48.27$57.5085.4%23.5%114.8%46.9%83.2%1.7%-1.8%626.3K-34.2M-267.1K0.6537.30N/AN/A88457332,38110,071
2026-03-06$45.39$55.0089.7%23.4%115.4%52.5%84.7%1.1%2.3%456.9K-25.1M-241.8K0.2545.76N/AN/A1,71642532,17110,202
2026-03-09$46.62$55.0082.8%24.2%100.1%43.5%83.3%8.4%3.8%477.8K-23.9M-241.3K0.1145.63N/AN/A1,86520133,47410,344
2026-03-10$48.03$52.5081.9%23.4%101.3%42.3%81.1%5.0%3.6%664.5K-33.8M-250.1K0.0943.07N/AN/A1,46013033,56410,310
2026-03-11$47.83$52.5078.6%23.2%100.9%38.1%81.2%3.3%2.0%643.6K-32.4M-250.2K0.1641.99N/AN/A1,27620234,42410,416
2026-03-12$45.68$50.0082.9%26.3%89.5%43.6%82.6%5.1%-2.8%471.5K-23.6M-240.2K0.5830.40N/AN/A46126634,86210,550
2026-03-13$46.10$50.0083.1%26.6%84.9%43.9%81.2%4.3%-0.9%422.7K-24.3M-238.1K0.4530.85N/AN/A31514135,16710,600
2026-03-16$47.20$50.0083.4%23.6%85.3%44.3%81.2%5.6%4.8%484.5K-27.9M-235.7K0.0227.13N/AN/A12,18025235,07110,580
2026-03-17$47.50$50.0082.0%23.2%85.6%42.5%79.9%4.3%4.8%1.4M-34.6M-243.2K0.6531.76N/AN/A37024141,07410,697
2026-03-18$46.71$50.0081.5%23.1%85.5%41.8%83.3%5.9%-1.2%1.1M-29.3M-232.4K0.3827.54N/AN/A55621241,18410,855
2026-03-19$46.68$50.0081.5%23.4%85.3%41.8%79.7%6.2%-0.6%847.2K-26.4M-228.5K0.0235.57N/AN/A4,2427241,09810,920
2026-03-20$43.08$50.0081.0%23.2%87.1%41.2%82.1%2.2%-0.2%28.1K-14.5M-240.8K0.0327.75N/AN/A12,26939243,20610,742
2026-03-23$44.89$50.0081.7%22.8%89.9%42.2%80.5%-3.8%0.4%1.2M-36.5M-251.0K0.2229.12N/AN/A85818926,0987,655
2026-03-24$45.97$50.0080.9%22.9%88.1%41.1%77.2%7.9%-0.0%1.6M-41.1M-259.9K0.1928.27N/AN/A1,07320326,7957,761
2026-03-25$45.36$50.0079.6%23.2%87.9%39.4%77.9%6.3%0.8%1.7M-38.8M-255.1K0.4131.19N/AN/A43117827,6467,902
2026-03-26$41.21$50.0080.6%22.9%71.7%40.6%83.6%2.2%-1.1%471.4K-20.7M-224.2K0.0134.68N/AN/A12,24516927,9958,004
2026-03-27$39.86$50.0082.1%23.3%71.7%42.7%76.4%5.8%3.2%767.3K-19.7M-216.2K0.5535.92N/AN/A80544528,0957,876
2026-03-30$37.84$50.0083.9%24.0%70.0%45.0%85.4%7.1%6.4%355.0K-12.6M-199.9K0.4838.20N/AN/A92343927,9447,944
2026-03-31$38.93$50.0079.7%22.8%65.9%39.5%77.6%6.8%7.6%446.8K-14.2M-206.4K0.1736.51N/AN/A99417328,4818,161