What’s inside the yahoo finance database?

Markets
Some cursory EDA
Author

Mike Aguilar

Published

August 31, 2026

I often use the yahoo finance database as a source for OHLCV data.

I am running an investment game within the Duke Econ department, wherein the yahoo finance database is the investable universe. Needless to say, this is quite broad, so some EDA is in order.

In this notebook I explore non ETFs.