I've been aghast about how rapidly they've lost trading volume.

I'm aghast at what American corporations have done in terms of trading American technology.

Trading volume was far from what we wanted. Velocity was very low, at about 25 per cent (for the whole of 2005).

She was aghast, just horrified by what she saw.

These have not been happy times. I really am aghast as I look at what's been happening.

We continue to invest in new technology that will spur further growth in electronic trading volume through increased speed and access for all users of our markets.