This dataset contains detrended and standardized daily mean stock prices for the 50 largest companies (by market capitalization) in the S&P 500 index. Data cover the period from January 1, 2020 to January 1, 2022.
data(stock_uni)A numeric matrix with 50 rows and 505 columns:
Companies (S&P 500 top 50)
Daily mean prices (505 observations)
For each company, the mean price is computed as the average between the daily high and low prices. Each resulting time series contains 505 daily observations.