Boeing, Lockheed Martin, and Nordstrom are among the companies that have been targets of a President Trump Twitter attack, and the share prices of the companies Trump goes after almost always drop in the immediate aftermath. But are there lasting effects? Today’s article looks at what the Wall Street Journal’s “Trump Target Index” – which tracks the post-attack performance of 12 stocks that have been the target of Trump tweets in the past year – indicates. What does this index show, and what’s the lesson for investors? CLICK HERE to find out.