Speculators Flip to Net Long on Japanese Yen for First Time Since February

Speculative investors have turned bullish on the Japanese yen for the first time since February, a dramatic reversal in positioning driven by mounting expectations that the Bank of Japan will accelerate its schedule for raising interest rates.

A Sharp Reversal in Positioning

Data from the Commodity Futures Trading Commission (CFTC) released late Friday shows a significant shift in sentiment among non-commercial traders. For the week ending September 8, their net positioning in yen futures flipped to a net long of 10,796 contracts.

This marks a substantial turnaround from just a week prior, when speculators held a net short position of 92,227 contracts. The swing of more than 100,000 contracts represents the first overall net long stance on the currency since February 24, according to the report.

Rate Hike Hopes Fuel Yen Rally

The change in speculative positioning follows a sharp rally in the yen this month. The currency has been supported by a growing belief that the Bank of Japan may tighten monetary policy more quickly than previously anticipated and by speculation that Japanese investors could begin repatriating assets held overseas.

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On September 8, the yen strengthened to 152.89 against the U.S. dollar, its most robust level since February 17. This recent strength indicates that traders are now positioning for further gains rather than a continuation of the yen's previous weakness.

Context for the Turnaround

The yen's latest rally comes after a prolonged period of depreciation. The currency's decline had intensified over the past year due to concerns that the BOJ was lagging far behind other global central banks in tightening monetary policy, a divergence that pushed the yen to a four-decade low of 163.99 per dollar in July.

Past weakness was also attributed to the policies of fiscal dove Prime Minister Sanae Takaichi, who took office last October. Coordinated intervention in currency markets by Tokyo and Washington helped to reverse some of those losses, and the latest CFTC data confirms that speculative sentiment has now decisively shifted in favor of the yen.