Despite Trump trade deal, many S&P 500 firms are still concerned about tariffs, economic slowdown By: MarketWatch February 12, 2020 at 12:03 PM EST Many firms are discussing trade concerns in quarterly calls with analysts in recent weeks Read More >> Related Stocks: Boeing Co Caterpillar Kellogg Co Nasdaq Composite O'Reilly Automotive Procter & Gamble Whirlpool Corp