Ribbon faces Nasdaq delisting over $75K in unpaid listing fees, plans appeal by June 11

Filed June 5, 2026 · Period ending June 4, 2026 · ~1 min read

Key Changes

• high

  Nasdaq issued formal delisting determination on June 4 due to failure to pay required listing fees under Rule 5250(f); company's securities will be suspended unless appeal succeeds

  Item 3.01 verify on EDGAR →
• medium

  Company owes $75,000 in past-due listing fees and must pay $20,000 hearing fee to appeal; relatively modest amounts but triggered formal delisting action

  8-K: Delisting Notice verify on EDGAR →
• high

  Ribbon intends to appeal by June 11 deadline, which automatically stays delisting process pending Hearings Panel decision; currently in discussions with Nasdaq to resolve

  Item 3.01 verify on EDGAR →