Sumitomo’s move comes as Japanese trading companies have been grabbing assets and increasing their stakes on a few of them thanks higher commodities prices, which have boosted their profits.
The country cut its holdings of Treasuries nearly in half in April as Washington slapped the harshest sanctions to date on a selection of Russian companies and individuals.
One of the strangest stories in the mining industry this year has been the battle between Russian gold miner Petropavlovsk Plc and its activist, mystery shareholders.
So far, Trump has taken little action beyond tariffs of 25 percent on steel and 10 percent on aluminum on imports from China, the European Union and other countries.
The Swiss firm will make mining royalty payments to Dan Gertler in euros so that it doesn’t fall foul of US sanctions, which were placed on the Israeli billionaire last year.