Shares of Floridian-based company H&H Imports rose by 355% since New York rapper [twitter=50cent]50 Cent[/twitter] recently endorsed it.

H&H Imports owns TVGoods, which owns worldwide marketing rights to 50 Cent’s brand of headphones, Sleek By 50, which the G-Unit general unveiled last week at CES.

The company has seen a $50 million gain according to a report from Business Insider since Fif took to Twitter advising his fans to purchase shares in H&H Imports.