Mystery buyer tops up on BTC here.

Many of you may have heard of a mystery buyer that added 400 million worth of BTC at the last dip in february. Well he's at it again. Adding 15k bitcoin to his wallet over the past 3 days...
Wallet address: 3Cbq7aT1tY8kMxWLbitaG7yT6bPbKChq64
You can check it up blockchain.info