ACMR Options History — September 2009

In September 2009, ACMR traded between $1.17 and $1.33. ATM implied volatility averaged 71.4%, placing in the 15.7% IV rank vs the trailing year. The 30-day expected move averaged 20.5%. IV traded below realized volatility by 9.9% (HV 20d: 81.3%). Max pain ranged from $1.67 to $1.67. Net GEX was positive for 21 of 21 trading days. Put/call ratio averaged 0.00.

Notable Days

  • 2009-09-11: Highest Volume — 63 contracts
  • 2009-09-15: Largest IV drop — 100.0% change
  • 2009-09-29: Highest IV Rank — 51.9%
  • 2009-09-29: Largest Expected Move — 36.1%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$1.26$1.17$1.33$1.29$1.20
Max Pain$1.67$1.67$1.67$1.67$1.67
ATM IV71.4%46.1%125.9%105.8%72.2%
Expected Move20.5%13.2%36.1%30.3%20.7%
HV 20d81.3%57.5%88.4%87.8%57.5%
HV 60d68.3%63.4%76.1%75.4%64.2%
IV Rank15.7%0.0%51.9%35.3%17.0%
IV Percentile9.8%0.0%34.3%30.0%8.1%
VWIV73.8%73.8%73.8%73.8%73.8%
Skew 25d18.1%18.1%18.1%18.1%18.1%
Skew 10d29.2%29.2%29.2%29.2%29.2%
Call IV 25d87.7%87.7%87.7%87.7%87.7%
Put IV 25d105.8%105.8%105.8%105.8%105.8%
Bid-Ask Spread %120.38101.79138.71101.79113.89
Gamma HHI0.560.241.000.240.42
Net GEX393673354
Net DEX13.5K3.2K27.4K3.2K6.2K
Net VEX-83-138-3-138-109
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.000.000.000.000.00
Total Volume306300
Total OI924885948885948

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call WallPut WallCall VolPut VolCall OIPut OI
2009-09-01$1.29$1.67105.8%30.3%87.8%35.3%0.0%18.1%0.0%333.2K-1380.00101.79N/AN/A00672213
2009-09-02$1.25$1.6758.9%16.9%87.6%3.0%0.0%0.0%0.0%514.4K-890.00116.27N/AN/A00672213
2009-09-03$1.21$1.6751.9%14.9%88.4%0.0%0.0%0.0%0.0%916.6K-690.00119.32N/AN/A00672213
2009-09-04$1.17$1.6747.9%13.7%85.8%0.0%0.0%0.0%0.0%524.8K-30.00136.99N/AN/A00672213
2009-09-08$1.21$1.6746.1%13.2%83.9%0.0%0.0%0.0%0.0%825.5K-50.00137.36N/AN/A00672213
2009-09-09$1.21$1.6766.2%19.0%83.2%13.1%0.0%0.0%0.0%610.2K-990.00107.92N/AN/A00672213
2009-09-10$1.32$1.6755.7%16.0%87.0%6.2%0.0%0.0%0.0%311.9K-1040.00118.49N/AN/A00672213
2009-09-11$1.27$1.6772.0%20.7%82.8%16.9%73.8%0.0%0.0%411.8K-1010.00114.38N/AN/A630672213
2009-09-14$1.27$1.6762.0%17.8%83.0%10.3%0.0%0.0%0.0%6311.0K-1010.00121.98N/AN/A00735213
2009-09-15$1.28$1.670.0%0.0%82.5%0.0%0.0%0.0%0.0%2827.0K-60.00138.56N/AN/A00735213
2009-09-16$1.33$1.6770.6%20.2%82.3%16.0%0.0%0.0%0.0%679.6K-1170.00113.88N/AN/A00735213
2009-09-17$1.33$1.670.0%0.0%81.5%0.0%0.0%0.0%0.0%6327.4K-120.00138.56N/AN/A00735213
2009-09-18$1.32$1.670.0%0.0%81.2%0.0%0.0%0.0%0.0%5527.4K-120.00138.71N/AN/A00735213
2009-09-21$1.28$1.6776.4%21.9%82.6%19.8%0.0%0.0%0.0%607.9K-1150.00113.52N/AN/A00735213
2009-09-22$1.27$1.6779.1%22.7%82.7%21.5%0.0%0.0%0.0%586.8K-1180.00112.47N/AN/A00735213
2009-09-23$1.28$1.6775.0%21.5%81.7%18.8%0.0%0.0%0.0%618.3K-1150.00113.79N/AN/A00735213
2009-09-24$1.22$1.6775.2%21.6%82.7%19.0%0.0%0.0%0.0%589.1K-1040.00114.65N/AN/A00735213
2009-09-25$1.23$1.6766.6%19.1%78.3%13.3%0.0%0.0%0.0%588.8K-1080.00115.46N/AN/A00735213
2009-09-28$1.29$1.6777.3%22.2%80.3%20.3%0.0%0.0%0.0%618.2K-1120.00114.16N/AN/A00735213
2009-09-29$1.28$1.67125.9%36.1%65.2%51.9%0.0%0.0%0.0%607.8K-1120.00125.79N/AN/A00735213
2009-09-30$1.20$1.6772.2%20.7%57.5%17.0%0.0%0.0%0.0%546.2K-1090.00113.89N/AN/A00735213