Business description: Sonus Networks, Inc.

Ribbon Communications, Inc. is a provider of communications technology to service providers and enterprises. It provides a range of software and high-performance hardware products, network solutions, and services that enable the secure delivery of data and voice communications, and high-bandwidth networking and connectivity. The Cloud and Edge segment provides secure and reliable software and hardware products, solutions and services for Voice over Internet Protocol communications, Voice over Long-Term Evolution and Voice Over 5G communications, and Unified Communications and Collaboration within service provider and enterprise networks and from the cloud. The IP Optical Networks segment provides high-performance, secure solutions for IP networking and optical transport, supporting wireless networks, including 5G, metro and edge aggregation, core networking, data center interconnect, legacy network transformation and transport solutions for wholesale carriers.

Sales by Activity: Sonus Networks, Inc.

Fiscal Period: December 2021 (USD) 2022 (USD) 2023 (USD) 2024 (USD) 2025 (USD)

Cloud and Edge

557M 508M 478M 505M 511M

IP Optical Networks

288M 312M 349M 329M 333M

Geographical breakdown of sales: Sonus Networks, Inc.

Fiscal Period: December 2021 (USD) 2022 (USD) 2023 (USD) 2024 (USD) 2025 (USD)

United States

376M 353M 344M 396M 403M

Europe, Middle East and Africa

248M 253M 262M 235M 214M

Asia Pacific

153M 151M 167M 152M 181M

Other

67.96M 63.22M 52.94M 51.65M 46.46M

Executive Committee: Sonus Networks, Inc.

Manager TitleAgeSince
Chief Executive Officer 59 2020-02-29
Director of Finance/CFO 61 2026-04-30
Chief Tech/Sci/R&D Officer - 2017-09-30
Chief Operating Officer 61 2022-12-31
Investor Relations Contact - 2025-07-16

Composition of the Board of Directors: Sonus Networks, Inc.

Director TitleAgeSince
Director/Board Member 78 2017-10-26
Director/Board Member 73 2017-10-26
Director/Board Member 72 2017-10-26
Director/Board Member 59 2020-02-29
Director/Board Member 74 2020-02-29
Chairman 71 2020-06-18
Director/Board Member 64 2020-06-18
Director/Board Member 65 2022-09-07
Director/Board Member 72 2026-04-14

Shareholders: Sonus Networks, Inc.

NameStocks%Valuation
JPMorgan Investment Management, Inc.
29.55 %
52,042,936 29.55 % 111 M $
Swarth Investments, Inc.
15.58 %
27,435,739 15.58 % 59 M $
LB Hercules Holdings LLC
9.857 %
17,361,988 9.857 % 37 M $
Paradigm Capital Management, Inc.
4.562 %
8,036,335 4.562 % 17 M $
BlackRock Advisors LLC
3.895 %
6,860,355 3.895 % 15 M $
NameStocks%Valuation
Swarth Investments, Inc.
9.091 %
5,000 9.091 % 10 700 $

Company details: Sonus Networks, Inc.

Ribbon Communications, Inc.

6500 Chase Oaks Boulevard

75023, Plano

+978 614 8100

http://www.ribboncommunications.com
address Sonus Networks, Inc.

Group companies: Sonus Networks, Inc.

NameCategory and Sector
Packaged Software

Other Communications & Networking

Change 5-day change 1-year change 3-year change Capi.($)
-7.73%+1.96%+73.55%+130.30% 488B
-1.04%+6.68%+49.03%+381.31% 265B
-0.62%-0.49%+65.20%+205.12% 193B
+3.84%-2.82%+308.10%+957.06% 160B
-1.19%+12.85%+679.27%+1,782.64% 82.62B
-0.24%+7.21%-0.31%+64.27% 77.74B
+0.43%+5.68%+348.18%+934.35% 61.16B
-0.14%+2.46%+33.07%+199.47% 59.78B
+1.14%+9.06%+153.63%+155.67% 58.22B
Average -0.75%+4.00%+189.97%+534.46% 160.7B
Weighted average by Cap. -2.91%+2.70%+137.68%+406.55%
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