Supplementary Announcement from KnowledgeNet regarding the invitation of the Board of Directors of Knowledge Network for Computer Systems Company to the shareholders to attend the Ordinary General Assembly Meeting (First Meeting).

Knowledge Network for Computer Systems (KnowledgeNet) has issued a follow-up disclosure tied to its earlier notice inviting shareholders to the Ordinary General Assembly Meeting (First Meeting). The company indicates that this update is intended to complete and clarify certain supporting materials associated with the prior announcement.

According to the company’s statement, the addendum is administrative in nature and focuses on finalizing attachments for shareholder review ahead of the meeting. No modifications have been made to the substance of the previously announced development, and no financial effects are expected as a result of this update.

• Purpose of the update: to provide remaining or clarified attachments related to the previously disclosed Ordinary General Assembly invitation.
• Date of the original disclosure: 2026-06-04 (1447-12-18).
• Changes to the development: none.
• Financial impact: none.
• Status of materials: supporting documents to be appended by the company.

Market context, for reference: during the noted trading period, KnowledgeNet (ticker 9561) was last recorded at 9.80 SAR, down 0.34 SAR, reflecting a decline of 3.35%. This supplementary announcement does not indicate any direct financial repercussions.

Why it matters: timely, comprehensive disclosures around key governance events—such as an Ordinary General Assembly—help shareholders prepare for agenda items, confirm voting procedures, and assess any board proposals. As expectations around environmental, social, and governance (ESG) practices continue to grow, meticulous communication and transparent documentation are increasingly seen as integral to responsible corporate stewardship.

What shareholders should do next:

• Monitor the company’s official channels for the finalized attachments associated with the General Assembly invitation.
• Review the materials carefully once published to understand the agenda, quorum requirements, and voting mechanics for the First Meeting.
• Prepare any necessary proxies or authorizations in advance, in accordance with the company’s stated procedures.

This supplementary notice is presented as a procedural update to ensure all relevant documentation is in place ahead of the Ordinary General Assembly (First Meeting). The company reiterates that the underlying details of the previously announced development remain unchanged and that no financial impact stems from this update.