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highfrequency (version 0.7.0.1)

selectExchange: Retain only data from a single stock exchange

Description

Function returns an xts object containing the data of only 1 stock exchange.

Usage

selectExchange(data, exch = "N")

Arguments

data

an xts or data.table object containing the time series data. The object should have a column "EX", indicating the exchange by its symbol.

exch

The (vector of) symbol(s) of the stock exchange(s) that should be selected. By default the NYSE is chosen (exch = "N"). Other exchange symbols are:

  • A: AMEX

  • N: NYSE

  • B: Boston

  • P: Arca

  • C: NSX

  • T/Q: NASDAQ

  • D: NASD ADF and TRF

  • X: Philadelphia

  • I: ISE

  • M: Chicago

  • W: CBOE

  • Z: BATS

Value

xts or data.table object depending on input