Obtain historical and near real time data related to stocks, index and currencies from the Yahoo Finance API.
Installation
You can install the development version of yahoofinancer from GitHub with:
# install.packages("devtools")
devtools::install_github("rsquaredacademy/yahoofinancer")
Quick Start
Ticker
To retrieve data from Yahoo Finance for a single stock, create
an instance of the Ticker
class by passing the
company’s ticker symbol as an argument:
aapl <- Ticker$new('aapl')
# get historical market data
aapl$get_history(start = '2023-08-01', interval = '1d')
#> date volume high low open close adj_close
#> 1 2023-08-01 13:30:00 35175100 196.73 195.28 196.24 195.61 195.61
#> 2 2023-08-02 13:30:00 50389300 195.18 191.85 195.04 192.58 192.58
#> 3 2023-08-03 13:30:00 61235200 192.37 190.69 191.57 191.17 191.17
#> 4 2023-08-04 13:30:00 115799700 187.38 181.92 185.52 181.99 181.99
#> 5 2023-08-07 13:50:28 19412704 183.13 178.80 182.13 178.93 178.93
Index
To retrieve data from Yahoo Finance for an index, create an
instance of the Index
class by passing the index
symbol as an argument:
nifty_50 <- Index$new('^NSEI')
# get historical data
nifty_50$get_history(start = '2023-08-01', interval = '1d')
#> date volume high low open close adj_close
#> 1 2023-08-01 03:45:00 298000 19795.60 19704.60 19784.00 19733.55 19733.55
#> 2 2023-08-02 03:45:00 290700 19678.25 19423.55 19655.40 19526.55 19526.55
#> 3 2023-08-03 03:45:00 315700 19537.65 19296.45 19463.75 19381.65 19381.65
#> 4 2023-08-04 03:45:00 280800 19538.85 19436.45 19462.80 19517.00 19517.00
#> 5 2023-08-07 10:01:48 0 19620.45 19524.80 19576.85 19597.30 19597.30
Currency
currency_converter('GBP', 'USD', '2023-08-01', '2023-08-04')
#> date high low open close volume adj_close
#> 1 2023-07-31 23:00:00 1.283862 1.274161 1.283203 1.283401 0 1.283401
#> 2 2023-08-01 23:00:00 1.279738 1.268183 1.279116 1.279574 0 1.279574
#> 3 2023-08-02 23:00:00 1.272848 1.262594 1.271763 1.272038 0 1.272038
#> 4 2023-08-03 23:00:00 1.278266 1.269164 1.271617 1.271634 0 1.271634
IMPORTANT LEGAL DISCLAIMER
Yahoo!, Y!Finance, and Yahoo! finance are registered trademarks of Yahoo, Inc.
yahoofinancer is not affiliated, endorsed, or vetted by Yahoo, Inc. It’s an open-source tool that uses Yahoo’s publicly available APIs, and is intended for research and educational purposes.
You should refer to Yahoo!’s terms of use (here, here, and here) for details on your rights to use the actual data downloaded. Remember - the Yahoo! finance API is intended for personal use only.
Code of Conduct
Please note that the yahoofinancer project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.