Swiss Franc Posts its Largest Daily Loss in 30 Days
The Swiss Franc (CHF/IRR) recorded a sharp decline on September 13, 2026, dropping 2.25 percent to close at 2,814,400 IRR. This session marked the largest si...
The Swiss Franc (CHF/IRR) recorded a sharp decline on September 13, 2026, dropping 2.25 percent to close at 2,814,400 IRR. This session marked the largest single-day percentage loss for the currency pair over a 30-day lookback period, exceeding the previous threshold set within the same timeframe.
Interactive price chart
Event Details
During the September 13 session, Swiss Franc (CHF/IRR) opened at 2,878,400 IRR and reached a high matching its opening level before retreating to an intraday low of 2,814,000 IRR. The resulting daily loss of 2.25 percent surpasses the prior 30-day peak daily loss record of 1.81 percent. The session's intraday trading range expanded to 2.28 percent, reflecting heightened price variation during the decline.
Conclusion
The 2.25 percent drop breaks the prevailing sequence of moves in the currency pair over the past month, establishing a new maximum for single-session downward movement within the 30-day window and shifting the magnitude of daily contractions for the asset.
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