Aaron Friedman of Five Blocks captured and posted on Twitter that Google has modified the knowledge graph to add a share feature and it also looks like the company URL with the globe next to it is new also.
Here is a relatively recent screen shot from SEMRush of a knowledge graph panel for Google:
Compare it to what we see today:
When you click the share icon on the left of the logo, you get this pop up to share on Facebook, Twitter, Google+, via email or copy a link:
It looks like the globe and URL spot is newish as well.
I wonder how many people will share these knowledge panels?
Forum discussion at Twitter.