It has become part of their stock in trade.

A large part of its stock is owned by private investors.

Those employees were required to either give up part of their non-vested stock or be fired.

At last the steamer was sold, and I only received about a fourth part of my original stock.

Until recently, a big part of brokers' stock in trade was their knowledge of the market.

Remember, our looks are an important part of our stock in trade.

This complaint was a part of my stock in trade.

We're talking about part of my stock in trade!

She's an important part of his stock in trade.

They were part of the Major's stock in trade.