Ribbon Announces $52 Million Private Placement Financing Led by Neuberger Berman, JPMorgan Chase & Co., and Swarth Investments Ltd.

Ribbon Communications Inc. (“Ribbon”) (Nasdaq: RBBN), a global provider of real time communications technology and IP optical networking solutions to many of the world’s largest service providers, enterprises, and critical infrastructure operators to modernize and protect their networks, today announced that it has executed a securities purchase agreement to raise gross proceeds of approximately $52 million in a private placement financing of common stock. The private placement investors were led by Neuberger Berman client funds, and included Ribbon’s two largest shareholders, JPMorgan Chase & Co. and Swarth Investments Ltd., and Heights Capital Management, Inc., among other investors.

Ribbon intends to use the net proceeds from the private placement to fund general corporate purposes, including capital expenditures, working capital and debt repayment.

Ribbon Communications CFO Mick Lopez said, “We are very appreciative of the incremental investment being made by our existing and new shareholders. The new capital will provide the company additional financial flexibility as we execute on our strategy to invest in product development and drive near-term profitable growth.”