On average, we found that stocks tended to beat the S&P 500 by nearly a full percentage point, just for a single day. That's a lot of monetary value seemingly for simply meeting the president-elect. It suggests that Trump has the power to move markets, and that it builds confidence for investors to know a company is on his good side.
While it's impossible to say whether it was the meetings specifically that led to strong performances on the days the CEOs visited, the trend is clearly discernible. It's possible that CEOs have already noticed that Trump exposure isn't bad for stock prices, as some of their trips to Trump Tower in New York and Mar-a-Lago in Florida have been well-publicized.