Investments Flashcards
abnormal return
Return on a stock beyond what would be predicted by market movements alone. Cumulative abnormal return (CAR) is the total abnormal return for the period surrounding an announcement or the release of information.
accounting earnings
Earnings of a firm as reported on its income statement
active management
Attempts to achieve portfolio returns more than commensurate with risk, either by forecasting broad market trends or by identifying particular mispriced broad market trends or by identifying particular mispriced sectors of a market or securities in a market.
active portfolio
In the context of the Treynor-Black model, the portfolio formed by mixing analyzed stocks of perceived nonzero alpha values. This portfolio is ultimately mixed with the passive market-index portfolio.
adjusted alphas
Forecasts for alpha that are modulated to account for statistical imprecision in the analyst’s estimate
agency problem
Conflicts of interest among stockholders, bondholders, and managers.
algorithmic trading
The use of computer programs to make trading decisions.
alpha
The abnormal rate of return on a security in excess of what would be predicted by an equilibrium model like CAPM or APT.
alpha transfer
A strategy in which you invest in positive alpha positions, hedge the systematic risk of the investment, and finally establish market exposure where you want it using passive indexes.
American depository receipts (ADRs)
Domestically traded securities representing claims to shares of foreign stocks.
American option
An American option can be exercised before and up to its expiration date. Compare with a European option, which can be exercised only on the expiration date.
announcement date
Date on which particular news concerning a given company is announced to the public. Used in event studies, which researchers use to evaluate the economic impact of events of interest.
annual percentage rate (APR)
Interest rate is annualized using simple rather than compound interest.
anomalies
Patterns of returns that seem to contradict the efficient market hypothesis.
appraisal ratio
The signal-to-noise ratio of an analyst’s forecasts. The ratio of alpha to residual standard deviation
arbitrage
A zero-risk, zero-net investment strategy that still generates profits.
arbitrage pricing theory
An asset pricing theory that
is derived from a factor model, using diversification and arbitrage arguments. The theory describes the relationship between expected returns on securities, given that there are no opportunities to create wealth through risk-free arbitrage investments.
ask price
The price at which a dealer will sell a security.
asset allocation
Choosing among broad asset classes such
as stocks versus bonds.
at the money
When the exercise price and asset price of an option are equal.
auction market
A market where all traders in a good meet at one place to buy or sell an asset. The NYSE is an example.
average collection period, or days’ receivables
The ratio of accounts receivable to sales, or the total amount of credit extended per dollar of daily sales (average AR/sales x 365).
backfill bias
Bias in the average returns of a sample of funds induced by including past returns on funds that entered the sample only if they happened to be successful.
balance sheet
An accounting statement of a firm’s financial position at a specified time.