Yen Bears Double Down: ProShares UltraShort Yen Sees Surge in Fresh Inflows
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ProShares UltraShort Yen’s YCS ETF attracted a fresh $2,619,330 in inflows on January 16, 2026, as traders renewed leveraged bets against Japan’s currency. The move is significant for the $39.14 million fund, with the latest flow amounting to roughly 6.7% of assets under management, underscoring a decisive shift in sentiment toward further yen weakness.
The related asset, FX:USD-JPY, is currently trading at 158.209, up about 4.7% over the past three months, reflecting a steady grind higher in the dollar against the yen. The pair’s 1-day technical signal is flashing a bullish bias, rated as Buy, which aligns with the leveraged bearish positioning on the yen expressed through YCS.
The chunky inflows suggest investors are positioning for continued policy divergence between the Federal Reserve and the Bank of Japan, with persistent U.S. rate strength and Japan’s ultra-loose stance keeping pressure on the yen. With more than one-twentieth of the fund’s AUM moving in a single day, YCS has become a focal point for macro traders looking to amplify currency views without entering the FX market directly.
For a more detailed analysis and real-time sentiment trends, check the live currency exchange rates here.

