Meanwhile, Richmond Fed Bank President Thomas Barkin said on Friday he wanted to raise interest rates further to bring inflation under control. Investors will be watching out for minutes from the Fed's last monetary policy meeting due on Wednesday for more clues on future rate hikes. Indicative of sentiment, holdings of SPDR Gold Trust , the world's largest gold-backed exchange-traded fund, fell 0.15% to 995.97 tonnes on Friday, their lowest since January.