Is there a problem with gridcoinstats.eu? What am I not getting here? The CPID you linked does not have enough coins or magnitude to explain 3.4 million share votes. Every other vote seems valid besides this one. I am not on a witch-hunt. I am looking for an explanation.

Is this a result of the fork? I thought pools couldn't vote?

The link you posted shows as this:

If you click on the link from the 3.4 million share vote it looks like this: