The EA Stock Ticker is a straightforward, reliable web part for showing a stock price.

• Fast, simple, and reliable stock ticker
• Ticker is loaded asynchronously so it does not slow down page loading
• Ticker is updated via ajax every 5 minutes
• Stock data is cached server-side in 5 minute intervals
• Uses redundant stock data sources for added reliability
• HTML output is easy to read and brand
• Custom CSS style section
• JavaScript callback after update for easy customization​

Resulting HTML:

​Customization is easy via inline CSS. Also, a JavaScript hook is available by defining the function runAfterStockTickerLoads(success)​, which will be called after every update.

Install​​

Run the following in an elevated SharePoint Management Shell:
Add-SPSolution c:\installs\StockTicker.wsp
Install-SPSolution StockTicker.wsp -WebApplication http://sp -GacDeployment​
Then enabled the "StockTicker" site collection feature in the site collection where you want to use it.
Then add the Stock Ticker webpart to a page (in the Custom menu).

Update​​​​

To update this feature after receiving a new version, run the following in an elevated SharePoint Management Shell​:
Update-SPSolution StockTicker.wsp -LiteralPath c:\installs\StockTicker.wsp -GacDeployment

​Uninstall​​​

To uninstall this feature, run the following in an elevated SharePoint Management Shell:
Uninstall-SPSolution StockTicker.wsp
Remove-SPSolution StockTicker.wsp