The US dollar breaks out of the pattern it was stuck in (DXY:)

The dollar index pushed through the neckline of an inverse head-and-shoulders pattern this week, a move traders said marks a shift in the macro backdrop after a block of jobs data and a drop in crude oil.

The pattern had taken shape since March, with the neckline acting as a firm ceiling. Friday's breakout followed a nonfarm payrolls report that came in above consensus, traders said. The labor market's strength gives the Federal Reserve little reason to ease policy soon. A decline in oil prices, while welcome for inflation, was not enough to offset the hawkish read from the jobs numbers.

Short-dated Treasury yields climbed, reinforcing the dollar's rate advantage. The euro slipped back below $1.08, and sterling retreated. The yen also weakened. Emerging-market currencies took a hit, with the Mexican peso and South African rand among the biggest decliners.

For commodities, gold fell as real yields rose. Crude oil continued its slide, extending losses that began earlier in the month. Bitcoin and ether stalled after weeks of inflows, as a stronger dollar curbed risk appetite.

The breakout has technical significance beyond the pattern. The inverse head-and-shoulders is a bullish reversal formation, and a clean break above the neckline suggests the index could test higher levels in the coming weeks, traders said. The neckline now becomes a support zone.

The next catalyst is Wednesday's U.S. CPI report. A hot reading would confirm the labor market's signal, likely pushing the dollar higher. A soft print could send the index back to retest the neckline. Either outcome will be framed by the pattern that has already shifted the conversation.

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