• Goldman Sachs reduced its total voting rights in ADTRAN Holdings to 4.89% from 5.64%, crossing the threshold on October 9, 2026.
• Voting rights attached to shares rose to 0.83% from 0.5%; voting rights through instruments fell to 4.07% from 5.14%.
• The disclosure was published on October 14, 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_2416094_en) on October 14, 2026, and is solely responsible for the information contained therein.