One of Donald Trump’s companies took another nosedive in the stock market as the former president’s historic hush money trial begins, RadarOnline.com can reveal. Trump Media & Technology Group took a nearly 18% hit by Monday afternoon, with shares priced at just under $27. The dip came amid the stock’s decline since it went public last month and peaked at $70.90 per share. The company, which operates the former president’s alternative social media platform Truth Social, fell nearly 20% last week alone. The 77-year-old regularly uses Truth Social as his sounding board. He often posts several ti…