NASDAQ 100 Candlestick Chart Generator

Stefan Putra Lionar
14 March 2018

About the Application

This application generates candelestick chart of NASDAQ 100 stocks up to 5 years.

Features:

  • Selecting any date range within 5 years
  • Zooming in/out and panning the chart
  • Displaying Bollinger bands

Link: https://splionar.shinyapps.io/candlestick-chart-generator/

Backend Data

Data is taken from R's quantmod package. Sample shown below:

library(plotly)
library(quantmod)
ticker <- "AAPL"
ticker_char <- as.character(ticker)
a<- getSymbols(ticker,src='yahoo', auto.assign = FALSE)
df <- data.frame(Date=index(a),coredata(a))
df <- tail(df, 30)

tail(df,5)

           Date AAPL.Open AAPL.High AAPL.Low AAPL.Close AAPL.Volume
2814 2018-03-07    174.94    175.85   174.27     175.03    31703500
2815 2018-03-08    175.48    177.12   175.07     176.94    23774100
2816 2018-03-09    177.96    180.00   177.39     179.98    32185200
2817 2018-03-12    180.29    182.39   180.21     181.72    32207100
2818 2018-03-13    182.59    183.50   179.24     179.97    31244000
     AAPL.Adjusted
2814        175.03
2815        176.94
2816        179.98
2817        181.72
2818        179.97

Plot

Plot is generated using Plotly. Here is the snapshot.