JBSV: ANNOUNCEMENT OF ADJUSTMENT IN COLLATERAL RATIO FOR STOCK DGC TO LIST OF MARGINABLE SECURITIES IN DECEMBER 2025

18/12/2025 - from JBSV

Dear investors,

JB Securities Vietnam would like to announce that the company has adjusted the initial margin for stock code DGC into the company’s Margin securities. Details are as below:

Stock code	Company name	Previous collateral ratio	New collateral ration	Effective date
DGC	Duc Giang Chemical Group Joint Stock Company	50%	40%	18/12/2025

* New list of marginable securities portfolio at JBSV will be effective from 18/12/2025 (details in the attachment).

We would like to inform you the above change.

If you have any question, please contact 1900 633 355, Account Manager or our Mailbox hotrokhachhang@jbsv.com.vn for support.

Regards,

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