This tool is no longer available, because API support is deprecated
Use the LinkedIn share tool to check the number of times a URL is shared on LinkedIn. The share count indicates how your visitors appreciate and interact with your content. You can get the share count for multiple URLs using the LinkedIn share count checker and export the results to CSV.
LinkedIn offers developers and webmasters the ability to generate share buttons. Some interesting button parameters:
For more info go to: https://developer.linkedin.com/plugins/share-plugin-generator