AMRN Options History — October 2010

In October 2010, AMRN traded between $3.06 and $3.16. ATM implied volatility averaged 84.9%. The 30-day expected move averaged 24.3%. Net GEX was positive for 1 of 3 trading days. Term structure was in contango for 3 of 3 days. Put/call ratio averaged 0.09.

Notable Days

  • 2010-10-28: Highest Volume — 300 contracts
  • 2010-10-29: Largest IV drop — 7.1% change
  • 2010-10-28: Largest Expected Move — 25.4%

Monthly Statistics

MetricAvgMinMaxOpenClose
Price$3.11$3.06$3.16$3.16$3.06
ATM IV84.9%82.5%88.8%83.4%82.5%
Expected Move24.3%23.6%25.4%23.9%23.6%
Term Structure45.3%28.7%68.5%68.5%28.7%
Bid-Ask Spread %91.7366.22126.12126.1282.86
Gamma HHI0.950.950.950.950.95
Net GEX134040300
Net DEX-56.5K-122.4K00-122.4K
Net VEX-27-81000
Div Yield0.0%0.0%0.0%0.0%0.0%
P/C Ratio0.090.000.180.180.00
Total Volume186.66703002600
Total OI266.66705500550

Daily Data (3 trading days)

DatePriceMax PainATM IVExp MoveHV 20dIV RankVWIVSkew 25dTerm StrGEXDEXVEXP/CSpread %Call VolPut VolCall OIPut OI
2010-10-27$3.16$0.0083.4%23.9%0.0%0.0%0.0%0.0%68.5%0000.18126.122213900
2010-10-28$3.10$0.0088.8%25.4%0.0%0.0%0.0%0.0%38.7%403-47.2K-810.0066.22300021139
2010-10-29$3.06$0.0082.5%23.6%0.0%0.0%0.0%0.0%28.7%0-122.4K00.0082.860051139