However, since November 2002, NDF rates have typically been below the prevailing spot exchange rate. (rba.gov.au)
The digital currency surpassed the per - spot ounce price of gold on 2nd March, when it traded for $ 1,238 and gold was listed at $ 1,237 on the XAU / USD spot exchange rate provided by Bloomberg Markets. (coindesk.com)
USDU uses derivatives (enters into forward currency contracts with counterparties), so deviations from spot exchange rates aren't out of the question. (etf.com)