By Niket Nishant and Manya Saini (Reuters) -Donald Trump Jr.-backed GrabAGun's shares slipped 22% on Thursday, deepening their post-debut slide and highlighting the degree of investor scrutiny even newly listed companies with high-profile backers are being subjected to.

GrabAGun (PEW) went live on the New York Stock Exchange after completing its SPAC merger with Colombier Acquisition Corp. II that raised $179 million. Donald Trump Jr., who joined the board and owns a 1% stake in the online firearms retailer,

Donald Trump Jr-led online gun store known on Wall Street as ‘PEW’ launches stock offerings - Don Jr. joined the board of GrabAGun the day before it debuted on the New York Stock Exchange

The Dow, S&P 500, and Nasdaq rose Wednesday as the stock market shrugged off whether or not Trump is planning to fire Fed Chair Powell. The Nasdaq hit a new record.

The Dow Jones index wavered Tuesday after the CPI inflation report. Nvidia stock surged on AI chip sales to China.

Since Donald Trump started his second term, the border has been secured, Iran's nuclear ambitions have been blocked and stocks markets are soaring.

Investors are heading into a crucial three-week stretch amid a surge in uncertainty tied to key elements of President Donald Trump’s economic strategy.

Wall Street futures are trading little changed at this hour in the premarket session on Thursday (July 17). Dow Jones futures are trading 0.14% lower while S&P futures are trading near flatline. Nasdaq futures are trading 0.