Merge branch 'master' of https://github.com/fja05680/sp500

README.md

@@ -1,12 +1,12 @@
 # sp500
 
 ##### Current List of S&P 500 companies retrieved from the Wikipedia: `sp500.csv` 
-##### Historical Lists of S&P 500 components since 1996: `S&P 500 Historical Components & Changes(04-20-2020).csv`
+##### Historical Lists of S&P 500 components since 1996: `S&P 500 Historical Components & Changes(08-23-2020).csv`
 ##### Example code to retrieve a snapshot of the S&P 500 components on a certain date: `sp500_by_date.ipynb`
 
 ### Description of Files
 
-- `S&P 500 Historical Components & Changes(04-20-2020).csv`: contains historical S&P 500 index membership from 1996 til 04-20-2020.  Output from 'sp500_historical.ipynb' 
+- `S&P 500 Historical Components & Changes(08-23-2020).csv`: contains historical S&P 500 index membership from 1996 til 08-23-2020.  Output from 'sp500_historical.ipynb' 
 - `S&P 500 Historical Components & Changes.csv`: original historical S&P 500 index membership csv file.  Input to 'sp500_historical.ipynb'
 - `sp500_changes_since_2019.csv`: S&P 500 composition changes since 2019.  Input to 'sp500_historical.ipynb'
 - `sp500.csv`: composition of S&P 500.  Output from 'sp500.ipynb'.  Input to 'sp500_historical.ipynb'