Oil's comeback
Oil has surged over the past 5 days, possibly due to the rollback of lockdowns across various economies. (Trying to explain each and every movement with a "reason" is counterproductive). Meanwhile, gold has been swinging sideways, causing the oil:gold ratio to jump. This is the oil:gold ratio's largest 5 day increase in history.
Less extreme cases in the past saw oil pullback over the next few weeks:
Whereas gold usually went up in the weeks and months ahead:
And gold consistently outperformed oil over the next few weeks, causing a mean reversion in the oil:gold ratio:
For what it's worth, this usually led to more gains for the S&P 500 over the next year.