To be fair though the corporate tax rates in the US are relatively high. I dare say anyone company in their position would do the same. Another point to mention

To be fair though the corporate tax rates in the US are relatively high. I dare say anyone company in their position would do the same. Another point to mention is that I don't think they're as profitable as the other giants Apple, Google though their revenues are humongous...I hear some big corporations sitting on stockpiles of cash are waiting for the rate to come down before re-repatriating their profits :-)