Cogna names Walfrido dos Mares Guia Neto as board vice chairman, replacing Nicolau Chacur

• Cogna’s board reshuffled its vice chair role at a July 2, 2026 extraordinary meeting.
• Walfrido Silvino dos Mares Guia Neto replaced Nicolau Ferreira Chacur as vice chair, effective immediately.
• Management received authority to execute the actions needed to implement the change.

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