The company had this to say:
We are excited to announce LinkedIn’s new company status updates, that will now let members receive further insights — breaking news about the company, employee moves, relevant job opportunities or the latest on their products and services including multimedia content — directly from the companies they follow.
Updating a company status on a service like Facebook is perhaps more focused on the consumer of a service or product, whereas LinkedIn company updates are targeted at professionals who are interested in what the company is up to. Interesting examples of the feature’s usage could be product announcement or launches, which would make LinkedIn an even more important resource in keeping up with a company.
LinkedIn posted the following video explaining the new feature:
You can now follow LinkedIn’s own company page to see an example: