sample_prices_daily: Sample Daily Stock Prices

In PortfolioTesteR: Test Investment Strategies with English-Like Code

Sample Daily Stock Prices

Description

Daily closing prices for 20 stocks from 2017-2019. Contains the same symbols as sample_prices_weekly but at daily frequency for more granular analysis and performance calculations.

Usage

data(sample_prices_daily)

Format

A data.table with 754 rows and 21 columns:

Date

Date object, trading date

AAPL

Apple Inc. adjusted closing price

AMZN

Amazon.com Inc. adjusted closing price

BA

Boeing Co. adjusted closing price

BAC

Bank of America Corp. adjusted closing price

...

Additional stock symbols with adjusted closing prices

Source

Yahoo Finance historical data, adjusted for splits and dividends

Examples

data(sample_prices_daily)
head(sample_prices_daily)
# Get date range
range(sample_prices_daily$Date)

PortfolioTesteR documentation built on Nov. 5, 2025, 5:23 p.m.