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Which companies just had a verified incident, who lends to them and who owns them. Every claim carries its evidence level and its source. How we decide what is confirmed

Global Financial Service Disruptions

Korea Exchange

securities exchange · KR · East Asia · Korea Exchange

Technical failureStatus: resolvedTier 1Severity 3 of 5Evidence confidence: highAnalyst-verified

During a market panic linked to the Iran conflict on 9 Mar 2026, a KRX matching engine error caused stock orders at every brokerage to be delayed or rejected in two brief windows and halted the KODEX WTI crude oil futures ETF for about 2.5 hours.

Original: 한국거래소 전산 이상으로 일부 시간대에 주식 주문이 지연되거나 거부되는 현상이 발생했다.

First disruption
Mar 9 03:30 UTC
First public signal
Mar 9 (brokerages reported order delays and rejections; KRX disclosure)
Acknowledged
Mar 9
Restored
Mar 9 06:00 UTC
Duration
2.5 hours
DFX first recorded
Nov 5 14:58 UTC

What was restricted

tradingScope: country wide

Orders at all securities firms delayed or rejected 12:30 to 12:33 and 13:39 to 13:41 KST; KODEX WTI crude futures ETF halted about 2.5 hours (12:32 to about 15:00).

Cause, kept in separate layers

What the institution said
Matching engine error during single-price auction after a circuit breaker; data mismatch
DFX classification
Technical failure (cyber: unconfirmed)
Conflicting reports
Exact halt and disclosure times differ slightly across reports (12:32, 12:40, 12:46).

Evidence