(Archive) Correction of the settlement prices distributed in EB10 (Settlement value fixed information notification)

Market Status

(Market Status)
・Auction : 〇 (Normal)
・Off-Auction : 〇 (Normal)

*Even though the above shows [〇] as for effects to investors, there is possibility that some of services might have been affected depends on securities firm and information vendors. Please kindly contact your securities firm and information vendors for further details.

Notification for trading participants and Market Information System users

J-GATE is currently being operated normally.
However, the incident related with partial instruments had occurred yesterday.
Please refer to the below for further details.

User Status

・Trading Participants : 〇 (Normal)
・Market Information System Users : 〇 (Normal)

Details of the incident

1. Classification
System cause

2. Affected system (s)
J-GATE

3. Date and Time of Occurrence
2026/8/3

4. Services affected by the incident
Trading on Osaka Exchange, INC. (OSE)
J-NET Trading

5. Impact Range
Part of Instruments on J-GATE.

6. Outline of Incident
Incorrect settlement prices were distributed on August 3, 2026, through EB10 (Settlement value fixed information notification) for part of Instruments on J-GATE.
Please refer to the attached document for details.
→(2026/8/5) The attachment provided with our first notification contained incorrect information. We sincerely apologize for any inconvenience caused. Please refer to the attachment with our third notification for the correct information.

Please note that the values distributed from the clearing system are correct and should be used as the valid settlement prices.
The settlement prices to be distributed today, August 4, 2026, through EB10 (Settlement value fixed information notification) are expected to be correct.
→For August 4, 2026, the correct values were disseminated without any issues.

7. Request to Users
Please kindly take required system measures on user side based on this issue.

Update Information

2026/8/4 14:00 JST: First Notification Issued
2026/8/4 17:00 JST: Second/Final Notification Issued
2026/8/5 19:15 JST: Third/Final Notification Issued (Correction to the Attachment Issued with the First Notification)