• POET Technologies cancelled all purchase orders from Celestial AI, including orders for initial production units first disclosed on April 25, 2023.
• Marvell Semiconductor, which acquired Celestial AI, issued written notice of cancellation on April 23, 2026.
• Marvell cited alleged breaches of confidentiality tied to disclosures about purchase order details and shipping information.
• POET kept focus on AI and optical networking product development.
• Deliveries continue for other customers, including a recently disclosed purchase order valued at about $5 million.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Poet Technologies Inc. published the original content used to generate this news brief on April 27, 2026, and is solely responsible for the information contained therein.