Today
Last close · August 17, 2026
S&P 500
7,777.73
-0.10%
+20.59% since 2025-08-15 (a year ago: 6,449.80)
Nothing unusual. This index needs a -5% day before it counts as an event.
Nasdaq
26,754.95
+0.10%
+23.73% since 2025-08-15 (a year ago: 21,622.98)
Nothing unusual. This index needs a -5% day before it counts as an event.
Nikkei 225
69,220.25
+0.74%
+59.57% since 2025-08-15 (a year ago: 43,378.31)
Nothing unusual. This index needs a -5% day before it counts as an event.
KOSPI
6,977.94
+2.42%
+116.33% since 2025-08-14 (a year ago: 3,225.66)
Nothing unusual. This index needs a -6.02% day before it counts as an event.
Thresholds differ by index because volatility does. KOSPI moves more on an ordinary day than the S&P 500, so it takes a bigger fall to count.