This is a chart on coinbase.com. Interesting, for a while, coinbase prices seem to be following with bitstamp price. but at this moment, it seems to be closer

This is a chart on coinbase.com. Interesting, for a while, coinbase prices seem to be following with bitstamp price. but at this moment, it seems to be closer to mt. gox price. At the very moment, I see mt. gox and coinbase price at $202. And bitstamp price at $194.