# Mexican Peso Slides After Surprise Interest Rate Cut by Banxico Analysts warn of further currency weakness as central bank policy shifts market sentiment. - **Source:** [Expansión](https://expansion.mx) - **Published:** 2026-11-05 - **Topic:** [Finance](https://brifing.si/c/finance) - **Original article:** - **On Brifing:** https://brifing.si/s/44bfc802-7dd6-4a28-8fe0-52b29d5123cd ## Peso Declines Against Dollar The Mexican peso experienced a 0.81% depreciation against the dollar, closing at 18.77 units per greenback. This market movement followed the central bank's unexpected decision to lower interest rates. International markets reacted swiftly to the news, reflecting broader volatility as investors reassessed their positions in response to the surprise policy adjustment. ## Banxico Policy Shift The Banco de México Governing Board voted three to two to cut the reference interest rate by 25 basis points to 6.25%. Officials cited a continuing disinflationary process and sufficient economic slack as justifications. This decision surprised market participants who had anticipated a different trajectory for the country's monetary policy stance. ## Carry Trade Dynamics The peso serves as a key carry trade currency, attracting investors seeking higher yields. With the Federal Reserve rates currently between 3.75% and 4%, the compression of the interest rate differential reduces the currency's appeal. Experts note that this adjustment forces a recomposition of portfolios rather than an immediate flight from the peso. ## Two-Month Performance Trend Data from Banamex indicates the peso has depreciated 10% since early September through November 5. This significant decline has effectively erased all gains accumulated earlier in the year. Analysts now project the exchange rate to reach 18.7 pesos per dollar by the end of 2026, with potential further weakness into 2027. ## External Market Pressures Beyond domestic policy, the peso faced downward pressure from heightened risk aversion in United States capital markets. Major indices experienced sharp declines, with the Nasdaq Composite falling 5.52% and the S&P 500 dropping 4.35%. This global financial nervousness exacerbated the volatility triggered by the central bank's unexpected interest rate reduction decision. ## Divergent Equity Performance While global markets struggled, Mexican stock exchanges showed resilience following the central bank's announcement. The S&P/BMV IPC index gained 0.38%, while the FTSE BIVA Index rose 0.50%. Key performers included companies like Chedraui, Bimbo, and Banorte, which managed to post gains despite the broader currency depreciation and international market instability observed. ## Future Policy Outlook The central bank's communication emphasized that the current adjustment is a singular move intended to be maintained for a prolonged period. However, analysts remain cautious, monitoring inflation trends closely to calibrate future expectations. The risk of further upward pressure on the exchange rate remains a primary concern for financial market observers. ## Broader Economic Implications The combination of domestic rate cuts and international market volatility creates a complex environment for the Mexican economy. As the currency adjusts to new yield differentials, the focus shifts to how these changes impact consumer prices and trade. Maintaining stability will depend on the bank's ability to manage inflation expectations effectively. ## Sources covering this story - https://expansion.mx/economia/2026/11/05/peso-se-deprecia-por-sorpresa-de-banxico-y-analistas-preven-mayor-debilidad-para-moneda-mexicana — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._