S&P500 Top 20 Companies Stocks

'Close' stock prices and normalized percentage change of S&P500 and its top 20 companies as of 2024.
The top 20s are ranked in terms of market capitalization.

Some companies are publicly listed later than 2008; thus, there are some null values for those before-listing periods.

Part of my school project for Nanyang Polytechnic | AI & Data Engineering