You can't just create a coin out of thin air, and since we're dealing with a currency, you can't just program something real quick and then throw it in the wild. I'm really surprised by questions like these. I think it's the second one today. If anything I would have imagine it would have taken longer than June, which is the month they are aiming for.
This is not a Litecoin clone where you can simply get the source code and change it around a little.
As for the final stakeholder's list, I don't mean to be rude, but it's obvious that you haven't been following things here. They just finished a public audit to try and determine people with sock puppet accounts. Again, you can't just snap your fingers, go through all accounts and their transactions to find connected account, and have it all done in one day, just to publish the final list.
If you go to the first post of this thread, you can find out more of what has been going on.
Exactly what I was going to write so +1. NEM isn't a cheap clone of an existing coin. Lots is going on and it is all in open on various threads, just read page one
KC