USD to SPX — 30 Day History

Over the past 30 days, USD to SPX ranged between 1.64643 and 2.20317, averaging 1.90025 across 24 daily closes from 2026-08-23 to 2026-09-15. The rate closed higher than the previous day on 15 of those days, lower on 8, and unchanged on 0.

The largest single-day move in this window was on 2026-08-26, when USD to SPX moved 15.28% lower against the previous close.

Net of the moves in between, USD to SPX is up 0.62% from 2026-08-23 to 2026-09-15 -- the first and last closes in this 30-day table. The full high-to-low span over that time is 0.556733 SPX per USD, across 24 rows of daily open, high, low and close figures in the table below.

The window's high of 2.2766 was set on 2026-08-23, and its low of 1.48608 on 2026-09-04. Day to day, USD to SPX moved an average of 5.35% in either direction across 23 consecutive closes -- a wide high-to-low span can come from one jump or from steady drift, and this is which. The most recent close sits 83.14% of the way up that range.