Appendix A — The yfinance Package

Fetching data from Yahoo Finance:

import yfinance as yf

symbol = "NVDA"
df = yf.download(symbol, start="2014-01-01", end="2024-01-31")
df.head()

[*********************100%***********************]  1 of 1 completed

Price	Close	High	Low	Open	Volume
Ticker	NVDA	NVDA	NVDA	NVDA	NVDA
Date
2014-01-02	0.373966	0.376796	0.370665	0.375381	260092000
2014-01-03	0.369486	0.375381	0.368307	0.374674	259332000
2014-01-06	0.374438	0.377267	0.369722	0.373259	409492000
2014-01-07	0.380568	0.381983	0.375617	0.378210	333288000
2014-01-08	0.385756	0.387642	0.380568	0.381983	308192000