US steel President Donald Trump jumped on Monday after approved his controversial merger with Nippon Steel of Japan.

The US Steel shares were up to about 5% in premarket trading.

Trump released executive Order On Friday that allowed American Steel and Nippon to finalize their merger until they signed a National Security Agreement with the US government. The companies said that they signed the agreement with the government, fulfilling the final barrier for the deal.

US Steel said that the National Security Agreement included a golden part for the US. Without specifying the government, which powers the government would capture with its share. Trump said on Thursday that the Golden Share gives US President “Total control,

Typically, the golden share holders allow veto power on important decisions. Pennsylvania Sen Dave McCormic Told CNBC in May Golden shares will control the US government on several board seats and will ensure that the production level is not cut.

Trump has avoided calling the merger instead of “partnership” the merger of the transaction. US Steel on Monday confirmed in a regulatory filing that the company Nippon Steel would become a fully owned subsidiary of North America.

“All the regulatory approval required for the completion of the transaction has been received,” US Steel said in a filing with the Securities and Exchange Commission on Monday. “The transaction is subject to the satisfaction of the customary closing situations, and is expected to be completed immediately.”