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Zerodha Broking Ltd. is an Indian stock broker and financial services company that is member of the National Stock Exchange of India (NSE), Bombay Stock Exchange (BSE), and the Multi Commodity Exchange (MCX). It offers institutional and retail brokerage, currency and commodity trading, mutual funds and bonds.
Slack variable. In an optimization problem, a slack variable is a variable that is added to an inequality constraint to transform it into an equality constraint. A non-negativity constraint on the slack variable is also added. [1]: 131. Slack variables are used in particular in linear programming.
Margin (finance) In finance, margin is the collateral that a holder of a financial instrument has to deposit with a counterparty (most often their broker or an exchange) to cover some or all of the credit risk the holder poses for the counterparty. This risk can arise if the holder has done any of the following:
Gross margin, or gross profit margin, is the difference between revenue and cost of goods sold (COGS), divided by revenue. Gross margin is expressed as a percentage. Generally, it is calculated as the selling price of an item, less the cost of goods sold (e.g., production or acquisition costs, not including indirect fixed costs like office ...
Marginal distribution. In probability theory and statistics, the marginal distribution of a subset of a collection of random variables is the probability distribution of the variables contained in the subset. It gives the probabilities of various values of the variables in the subset without reference to the values of the other variables.
CME SPAN. The Standard Portfolio Analysis of Risk, or SPAN, is a system for calculating margin requirements for futures and options on futures. It was developed by the Chicago Mercantile Exchange in 1988. SPAN is a portfolio margining method that uses grid simulation. It calculates the likely loss in a set of derivative positions (also called a ...
A long butterfly options strategy consists of the following options: Long 1 call with a strike price of (X − a) Short 2 calls with a strike price of X. Long 1 call with a strike price of (X + a) where X = the spot price (i.e. current market price of underlying) and a > 0. Using put–call parity a long butterfly can also be created as follows:
The Black–Scholes / ˌblæk ˈʃoʊlz / [1] or Black–Scholes–Merton model is a mathematical model for the dynamics of a financial market containing derivative investment instruments. From the parabolic partial differential equation in the model, known as the Black–Scholes equation, one can deduce the Black–Scholes formula, which gives ...