rYojbaba Co., Ltd. - Common Shares (RYOJ)

Why: Rosen Law Firm, a global investor rights law firm, announces an investigation of potential securities claims on behalf of shareholders of rYojbaba Co., Ltd. (NASDAQ: RYOJ) resulting from allegations that rYojbaba may have issued materially misleading business information to the investing public.

Why: Rosen Law Firm, a global investor rights law firm, announces an investigation of potential securities claims on behalf of shareholders of rYojbaba Co., Ltd. (NASDAQ: RYOJ) resulting from allegations that rYojbaba may have issued materially misleading business information to the investing public.

Before the opening bell on Tuesday, let's take a glimpse of the US markets and explore the top gainers and losers in today's pre-market session.

The regular session of the US market on Tuesday is now over, but let's get a preview of the after-hours session and explore the top gainers and losers driving the post-market movements.