AMRN Options History — November 2010

In November 2010, AMRN traded between $2.95 and $5.85. ATM implied volatility averaged 133.2%. The 30-day expected move averaged 39.8%. IV traded above realized volatility by 49.0% (HV 20d: 84.3%). Max pain ranged from $2.50 to $5.00. Net GEX was positive for 13 of 21 trading days. Term structure was in contango for 10 of 21 days. Put/call ratio averaged 0.42.

Notable Days

  • 2010-11-29: Highest Volume — 14,539 contracts
  • 2010-11-29: Largest IV drop — 42.3% change
  • 2010-11-10: Largest Expected Move — 55.8%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.61$2.95$5.85$3.04$5.83
Max Pain$2.65$2.50$5.00$2.50$5.00
ATM IV133.2%78.5%186.3%109.6%86.4%
Expected Move39.8%22.5%55.8%31.4%24.8%
HV 20d84.3%55.0%183.0%58.6%182.9%
Term Structure-1.0%-48.3%43.2%-3.3%-4.5%
VWIV146.6%86.2%189.8%189.8%86.2%
Bid-Ask Spread %73.2024.07119.3583.8424.07
Gamma HHI0.630.491.000.770.53
Net GEX3.4K030.3K023.5K
Net DEX-356.8K-2.3M-51.6K-121.6K-2.3M
Net VEX-984-8.5K00-8.5K
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.420.002.380.000.39
Total Volume1,184.524014,53903,375
Total OI3,260.42936713,14455013,144

Daily Data (21 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2010-11-01$3.04$0.00109.6%31.4%0.0%0.0%0.0%0.0%-3.3%0-121.6K00.0083.840051139
2010-11-02$3.00$0.0083.1%23.8%0.0%0.0%0.0%0.0%39.5%0-120.0K00.0068.680051139
2010-11-03$3.02$0.0084.0%24.1%0.0%0.0%0.0%0.0%27.5%0-120.8K00.00119.3515051139
2010-11-04$2.95$0.0078.5%22.5%0.0%0.0%0.0%0.0%28.5%0-118.0K00.00106.32504052639
2010-11-05$3.01$2.5083.7%30.6%0.0%0.0%0.0%0.0%28.9%0-51.8K00.1478.46691032839
2010-11-08$3.14$2.5097.1%29.8%0.0%0.0%0.0%0.0%32.0%0-54.0K00.0096.830039749
2010-11-09$3.00$2.50105.9%33.4%0.0%0.0%0.0%0.0%9.7%0-51.6K00.00104.310039749
2010-11-10$3.27$2.50118.2%55.8%0.0%0.0%0.0%0.0%-48.3%37-61.9K-442.2448.4331770939749
2010-11-11$3.40$2.50160.7%46.1%0.0%0.0%0.0%0.0%-29.4%164-87.6K-1620.0069.361,7100676746
2010-11-12$3.46$2.50162.8%46.7%0.0%0.0%0.0%0.0%-31.6%212-91.2K-1750.0065.5761502,591746
2010-11-15$3.60$2.50186.3%53.4%0.0%0.0%0.0%0.0%-29.8%404-112.9K-3130.1654.48154242,826746
2010-11-16$3.80$2.50180.2%51.7%0.0%0.0%189.8%0.0%-29.1%5.3K-407.3K-1.4K0.0449.19836332,826750
2010-11-17$3.67$2.50177.8%51.0%58.6%0.0%0.0%0.0%-21.0%0-76.3K00.28111.4472203,602783
2010-11-18$3.75$2.50143.5%41.1%56.8%0.0%0.0%0.0%11.2%1.8K-242.0K-1.1K0.1877.31170303,647803
2010-11-19$3.72$2.50180.5%51.8%55.5%0.0%163.3%0.0%-27.9%1.8K-256.6K-1.2K0.0074.763003,755833
2010-11-22$3.61$2.50145.4%41.7%55.8%0.0%184.1%0.0%5.0%1.8K-257.9K-1.2K0.0093.464003,815833
2010-11-23$3.52$2.50179.0%51.3%55.5%0.0%0.0%0.0%-7.0%1.8K-250.4K-1.1K2.3862.76421003,785833
2010-11-24$3.64$2.50143.7%41.2%55.0%0.0%0.0%0.0%43.2%1.9K-258.9K-1.2K0.0945.351,2971193,809845
2010-11-26$3.55$2.50184.8%53.0%55.4%0.0%0.0%0.0%1.7%1.8K-248.0K-1.2K0.8068.6025205,091964
2010-11-29$5.85$2.50106.6%30.6%183.0%0.0%109.9%0.0%-16.6%30.3K-2.2M-3.2K0.4634.579,9704,5695,116984
2010-11-30$5.83$5.0086.4%24.8%182.9%0.0%86.2%0.0%-4.5%23.5K-2.3M-8.5K0.3924.072,4349418,1175,027