This post is unlikely to have a significant impact on the stock market, as it is focused on a historical preservation council appointment and does not mention any specific industries, companies, or economic policies. Historically, Trump's posts on non-economic topics have had minimal impact on market sentiment. The appointment of council members may have a slight positive impact on related industries such as education or cultural preservation, but this effect is likely to be negligible. The overall market sentiment remains neutral, as the post does not contain any information that would significantly influence investor confidence or volatility. The lack of any regulatory or international trade implications in the post further supports the neutral sentiment score.