🛢💵 Dollar And Crude Oil Have Already Decoupled: Cable FX Macro

• Recent dynamics between the US dollar (DXY) and crude oil benchmarks (WTI/Brent) show a clear decoupling from the traditional relationship, driven by shifting dominance between geopolitical/supply factors and macro data/Fed expectations.

• Oil prices had been in a steep decline through June and early July 2026, erasing much of the war premium built during the Iran-related conflict earlier in the year. Brent and WTI fell sharply back toward or below pre-conflict levels (around $68–72/bbl range).

• The rolling correlation between DXY and WTI collapsed (e.g., shifting notably weaker or flipping), as demand destruction fears and physical market fundamentals took precedence over the currency denomination channel. A weaker dollar should theoretically lift oil by improving affordability for non-USD buyers, but here it did not — highlighting how supply glut and growth concerns dominated.

• Fresh US airstrikes on Iranian targets and the withdrawal of Iran’s oil export waiver following shipping attacks in the Strait of Hormuz triggered a sharp rebound in oil (Brent climbing back above $76) as well as firmer USD tone as of July 8. That rekindled concerns about inflation and risk premiums, which temporarily supported the dollar as a relative safe haven, but also showed how quickly the oil-USD relationship can flip when geopolitics overrides fundamentals