The month and day are reversed in European dates. So as I write this, the last update was today Oct. 7th at 5:11am. Looks like the bid/ask is .95/1.00 euros last updated Oct 5th at 9:05am.
I don't know about the Frankfurt listing, maybe it is easier to list there. If it is, then that's a logical thing to do. People looking to invest don't care where the business transactions take place.
All of my posts are just my opinion. Do your own research.