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maCross.R
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#########################################################################################################################################################################
#A simple moving average strategy to evaluate trade efficiency
#checks on SMA of 50 days and SMA of 200 days
#Author: R. Raghuraman("raghu"), Brian Peterson
#########################################################################################################################################################################
require(quantstrat)
###############
# workaround to xts Date handling, remove later
ttz<-Sys.getenv('TZ')
Sys.setenv(TZ='UTC')
suppressWarnings(rm("order_book.macross",pos=.strategy))
suppressWarnings(rm("account.macross","portfolio.macross",pos=.blotter))
suppressWarnings(rm("account.st","portfolio.st","stock.str","stratMACROSS",'start_t','end_t'))
stock.str='AAPL' # what are we trying it on
currency('USD')
stock(stock.str,currency='USD',multiplier=1)
startDate="1999-12-31"
initEq=1000000
portfolio.st='macross'
account.st='macross'
initPortf(portfolio.st,symbols=stock.str)
initAcct(account.st,portfolios=portfolio.st, initEq=initEq)
initOrders(portfolio=portfolio.st)
stratMACROSS<- strategy(portfolio.st)
stratMACROSS <- add.indicator(strategy = stratMACROSS, name = "SMA", arguments = list(x=quote(Cl(mktdata)), n=50),label= "ma50" )
stratMACROSS <- add.indicator(strategy = stratMACROSS, name = "SMA", arguments = list(x=quote(Cl(mktdata)[,1]), n=200),label= "ma200")
stratMACROSS <- add.signal(strategy = stratMACROSS,name="sigCrossover",arguments = list(columns=c("ma50","ma200"), relationship="gte"),label="ma50.gt.ma200")
stratMACROSS <- add.signal(strategy = stratMACROSS,name="sigCrossover",arguments = list(column=c("ma50","ma200"),relationship="lt"),label="ma50.lt.ma200")
stratMACROSS <- add.rule(strategy = stratMACROSS,name='ruleSignal', arguments = list(sigcol="ma50.gt.ma200",sigval=TRUE, orderqty=100, ordertype='market', orderside='long'),type='enter')
stratMACROSS <- add.rule(strategy = stratMACROSS,name='ruleSignal', arguments = list(sigcol="ma50.lt.ma200",sigval=TRUE, orderqty='all', ordertype='market', orderside='long'),type='exit')
# if you want a long/short Stops and Reverse MA cross strategy, you'd add two more rules for the short side:
# stratMACROSS <- add.rule(strategy = stratMACROSS,name='ruleSignal', arguments = list(sigcol="ma50.lt.ma200",sigval=TRUE, orderqty=-100, ordertype='market', orderside='short'),type='enter')
# stratMACROSS <- add.rule(strategy = stratMACROSS,name='ruleSignal', arguments = list(sigcol="ma50.gt.ma200",sigval=TRUE, orderqty=100, ordertype='market', orderside='short'),type='exit')
getSymbols(stock.str,from=startDate,src='yahoo')
for(i in stock.str)
assign(i, adjustOHLC(get(i),use.Adjusted=TRUE))
start_t<-Sys.time()
out<-applyStrategy(strategy=stratMACROSS , portfolios=portfolio.st)
end_t<-Sys.time()
print(end_t-start_t)
start_t<-Sys.time()
updatePortf(Portfolio='macross',Dates=paste('::',as.Date(Sys.time()),sep=''))
end_t<-Sys.time()
print("trade blotter portfolio update:")
print(end_t-start_t)
chart.Posn(Portfolio='macross',Symbol=stock.str)
add_SMA(n=50 , on=1,col='blue')
add_SMA(n=200, on=1)
book = getOrderBook('macross')
stats = tradeStats('macross')
ptstats = perTradeStats('macross')
rets = PortfReturns('macross')
txns = getTxns('macross', stock.str)
#Date workaround, remove later
Sys.setenv(TZ=ttz)
###############################################################################
# R (http://r-project.org/) Quantitative Strategy Model Framework
#
# Copyright (c) 2009-2012
# Peter Carl, Dirk Eddelbuettel, Brian G. Peterson,
# Jeffrey Ryan, Joshua Ulrich, and Garrett See
#
# This library is distributed under the terms of the GNU Public License (GPL)
# for full details see the file COPYING
#
# $Id$
#
###############################################################################