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Importing Data and Stock Splits

To get accurate profit percentages for “buy and sell” versus “buy and hold” strategies requires “clean” data, or data adjusted to stock splits. The reason for this is that stock splits in a file can show a huge change in the price of the stock, where the value to the investor doesn’t change.

Let’s take Apple as an example.

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Rules for Importing Alternative Data

getyahoodataTechSignal 9 now imports data directly from Yahoo.com finance. No longer do you have to go to the Yahoo site to download a file and then import it into TechSignal 9. Instead, you simply select “Get Yahoo Data” under the “File” tab. You’ll then get a dialogue box which will ask you to type in the asset symbol.

You’ll find an Excel file with a full listing of Yahoo.com symbols by going to the Data Sources page (near the top under Yahoo Data).

You can also import alternative data (data from a wide range of sites around the internet). You’ll find a extensive list of sites on the Data Sources page.

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