Morning Edition · Sunday, August 2, 2026Published at 1:16 AM EDT · New York

United States Treasury Buys Yen With Japan to Halt a 40-Year Low, Its First Such Intervention in Over a Decade

The New York Federal Reserve sold euros for yen through Goldman Sachs and Morgan Stanley, and the yen rose as much as 3.6 percent before losing most of that gain.

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United States Treasury Buys Yen With Japan to Halt a 40-Year Low, Its First Such Intervention in Over a Decade

The United States Treasury intervened in the currency market on Friday to buy Japanese yen, joining an operation by Tokyo to halt the yen's steep fall against the dollar. According to Nikkei Asia and CNBC, the Federal Reserve Bank of New York sold euros for yen on the Treasury's behalf through Goldman Sachs and Morgan Stanley, the first coordinated United States-Japan intervention since 2011 and Washington's first yen-buying in more than a decade.

An unusual detail showed the scale. The Israeli financial outlet Globes reported that Scott Bessent, the United States Treasury Secretary, was photographed with a notepad listing a task to purchase between 5 billion and 10 billion dollars of yen, and that Bessent had described the currency as significantly undervalued. The buying pushed the dollar down as much as 3.6 percent against the yen, briefly to about 157.96 yen, before the pair returned toward 160.47, leaving the yen close to the low that had prompted the intervention.

The intervention addresses the effect rather than the cause. The yen is weak because the Bank of Japan has held policy far looser than the Federal Reserve for years, and coordinated buying with borrowed reserves cannot close that difference. Investors seeking protection from currency debasement continued to hold hard assets, with gold near 4,100 dollars an ounce, silver around 58 dollars, and bitcoin near 65,000 dollars.

Part of a tracked trend

Coordinated Intervention Era

As major central banks run widely divergent policies, authorities will resort to coordinated currency intervention more frequently, and each episode exposes the fragility of the fiat order and strengthens the case for holding hard assets.

Veracity: Corroborated

85/100

If true, who benefits: Holders of gold, bitcoin, and dollars, and anyone selling the fiat-fragility thesis the article foregrounds, plus short-term traders positioned for yen strength.
The nuance: The 5-to-10-billion-dollar scale is inferred from a photographed notepad rather than an official figure, and coordinated buying cannot close the Bank of Japan-Federal Reserve rate gap that drives yen weakness.

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What this means

A government that buys its ally's currency is spending finite reserves to counter a trend its own policy divergence created. The exposed parties are holders of Japanese government bonds and the yen carry trade, who face sharp two-way moves if intervention is repeated, Japanese importers who still pay more for dollar-priced energy and food, and United States taxpayers whose reserves now back a foreign exchange rate. If the Bank of Japan does not tighten or the Federal Reserve does not ease, the intervention only delays the pressure rather than setting a durable limit, and that pressure returns.

What to watch

Whether the yen holds after the intervention or resumes falling within days, which would signal the operation failed to change the underlying rate difference.
The Bank of Japan's next policy meeting and any move toward higher rates, the only durable fix for yen weakness.
Signs of a yen carry-trade unwind spreading to global equities and bonds, since sudden yen strength forces leveraged positions to close.

Observations to monitor, not financial advice.

3 sources

Synthesized from: Globes (Hebrew) · Nikkei Asia · CNBC