|ER[a]||=||Expected return on investing in Alcoa|
|ER[b]||=||Expected return on market index or selected benchmark|
|STD[a]||=||Standard Deviation of returns on Alcoa|
|STD[b]||=||Standard Deviation of selected market or benchmark|
|RFR||=||Risk Free Rate of return. Typically T-Bill Rate|
Total Risk Alpha ComparisonThe benchmark portfolio represents the market risk matched to the total risk of the stock ETF, or fund.
|Compare Alcoa to competition|