USD to SEI — 30 Day History

Over the past 30 days, USD to SEI ranged between 20.1746 and 23.7813, averaging 21.5519 across 24 daily closes from 2026-08-23 to 2026-09-15. The rate closed higher than the previous day on 11 of those days, lower on 12, and unchanged on 0.

The largest single-day move in this window was on 2026-09-10, when USD to SEI moved 6.89% higher against the previous close.

Net of the moves in between, USD to SEI is up 14.39% 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 3.60673 SEI per USD, across 24 rows of daily open, high, low and close figures in the table below.

The window's high of 23.9869 was set on 2026-09-15, and its low of 19.3866 on 2026-09-08. Day to day, USD to SEI moved an average of 2.67% 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 30.51% of the way up that range.