UBS trims Adtran voting rights stake to 5.37% from 7.28%

• UBS Group cut its total voting rights stake in ADTRAN Holdings to 5.37% from 7.28%.
• Holdings via shares slipped to 1.72% from 1.9%.
• Exposure through instruments fell to 3.66% from 5.39%.
• Threshold was crossed on Aug. 11, 2026.

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. ADTRAN Holdings Inc. published the original content used to generate this news brief via EQS News (Ref. ID: PVR_2383364_en) on August 14, 2026, and is solely responsible for the information contained therein.