On running a gam model using the mgcv package, I encountered a strange error message which I am unable to understand: “Error in model.frame.default(formula = death ~ pm10 + Lag(resid1, 1) + : va...

I've been facing in R the error message for days using getSymbols of the quantmod package: Error in new.session() : Could not establish session after 5 attempts. getSymbols(tick, from = date_from,...

I have daily prices series over a wide range of products; I want to convert to a new dataframe with weekly or monthly data. I first used xts in order to apply the to.weekly function...which works ...

How do I use MoreArgs properly with chart_Series? p.txt s,n ABBV,AbbVie BMY,Bristol LLY,EliLily MRK,Merck PFE,Pfizer sof.r # R --silent --vanilla < sof.r library(quantmod) options("getSymbo...

Let's assume that you would like to get the data from a lot of equities (>100) from Yahoo and Alpha Vantage (AV) since 2000. I was wondering if somebody did investigate any of the following 2 que...

I want to add vertical lines on several dates on a certain graph. So far I haven't managed to achieve this simple task. This is what I tried: > s <- get(getSymbols('nvmi'))["2012::"] > d...

Here is an example of a multi-timeframe strategy I'm working on with quantstrat. Is this the correct way of doing a multi-timeframe strategy or am I doing it all wrong? I haven't come across any ot...

I'm running a rolling regression very similar to the following code: library(PerformanceAnalytics) library(quantmod) data(managers) FL <- as.formula(Next(HAM1)~HAM1+HAM2+HAM3+HAM4) MyRegressio...

I would like to plot heatmap(s) below quantmod::chart_Series(). How to add the below heatmap to chart_Series (or xts::plot.xts): library(quantmod) # Get data fro symbol from Google Finance symbol...

I'm trying to download data from Yahoo using this code: library(quantmod) getSymbols("WOW", auto.assign=F) This has worked for me in the past in every occasion except now, 5 days before my group...

I have not found any good answers on how to go about finding Support/Resistance levels in R. Essentially I would like clusters/areas or pivots where the stock is consolidating, but have found it di...

I noticed that Quantstrat typically takes indicators that are based on price. However, I would like to load several indicators that have been externally calculated along with the price data. For in...

I am trying to plot two charts on one chartSeries in quantmod in R. I am having some difficulty doing this. library(quantmod) tickers <- c('GLD', 'GDX') data <- new.env() getSymbols(ticker...

I am downloading data from FRED with the quantmod library (author Jeffrey A. Ryan). With Yahoo and Google data, I am able to set start and end dates. Can the same be done for FRED data? The help ...

I started to experience an error today with the quantmod package. Anybody else have the same error when running this code (or requesting symbols in general)? library(quantmod) getSymbols("CPIAUCNS...

Utilizing the chartSeries function in the quantmod package, I want to modify the RSI oscillator. Given an xts object containing OHLC price data, here is the call that I am using: chartSeries(plot_...

I'm constructing a trading strategy and am stuck at two key areas. When using Stoch and MACD in quantmod, I am trying to create a signal when the slow stochastic crosses over the fast stochastic (1...

I tried to plot with chartSeries in the R package quantmod, and add SMI lines using the addSMI() method. SMI generates two lines - the solid line is visible while the dotted line is not. Can anybod...

I used getSymbols to obtain stock data, and it returned something like this: > require(quantmod) > getSymbols(AAPL) > head(AAPL) AAPL.Open AAPL.High AAPL.Low AAPL.Close 2007-01-03 ...

I need to modify this example code for using it with intraday data which I should get from here and from here. As I understand, the code in that example works well with any historical data (or not?...

I am trying to do some market analysis using R. Is there any way to get real time stock quotes at minutely intervals using a package? I am familiar with quantmod and have used the getSymbols(...

I just downloaded the package Quantmod and have been playing with getSymbols. I want to be able to get data for multiple stocks as in this question: getSymbols and using lapply, Cl, and merge to ex...

I'm a newbie to R and I am facing some problems with the creation of a technical indicator. More specifically, I want to create an indicator, Fibonacci, which will be added to the chartSeries and w...

Hi: I have an xts object as such: AAPL.Open AAPL.High AAPL.Low AAPL.Close AAPL.Volume AAPL.Adjusted 2013-09-09 505.00 507.92 503.48 506.17 12116200 506.17 2013-09-10 506.20 507.45 489.50 494.64 ...

Does Python has a similar library like quantmod in R that can download financial statement data? I want to download the historical revenue of each stock in Python. Can someone give me a hint?...