Shares of High Roller Technologies Inc (NYSE:ROLR) rose sharply in pre-market trading following the closing of its registered direct offering.After the market closed on Wednesday, the Las Vegas-based online gaming operator announced it had closed the sale of 1.89 million common shares at $13.21 per share, generating about$25 million in gross proceeds before fees.High Roller Technologies shares jumped 29.6% to $10.21 in the pre-market trading session.Here are some other stocks moving in pre-market trading.G ...