I don't know why some of you are insulting others, when they ask questions, which should be answered.

Here's the link, where the developer asks about 5 million coins for the MINT/USD exchange https://bitcointalk.org/index.php?topic=450381.msg5449463#msg5449463

The 700 million premine wallet shows already 0 coins http://mintcoin-explorer.info/address/MpkWtkFfAUgSumHeTRP1XAW2bGMJQYQ6Ud
The dev might have moved it to different wallets or sold them off, so nobody can track he coins whereabouts.

If you consider PoS a 1% premine is effectively more than 3%. And if you think about the PoW phase, in which only around 20 billion coins are mined, it's even more!

I think the dev used the premine to pump the coin, make some profit and establish his new Mintpal exchange.

Here's my analysis on this https://bitcointalk.org/index.php?topic=497029.0

Furthermore the dev started trolling: