• BlackRock cut its total voting rights stake in ADTRAN to 10.17% from 10.68% on May 29, 2026.
• Equity voting rights edged up to 6% from 5.7%.
• Voting rights via instruments fell to 4.17% from 4.98%.

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_2339334_en) on June 03, 2026, and is solely responsible for the information contained therein.