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Ribbon Communications (RBBN) Stock Price, News & Analysis

RBBN NASDAQ
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Price Move History

Daily moves over 5%
40 252 sessions, November 12, 2025 to November 12, 2026
Largest daily move
-27.9% close of February 6, 2026
1-year change
-55.2% closing prices, November 12, 2025 to November 12, 2026
1-month change
-7.6% closing prices, October 12, 2026 to November 12, 2026

Company Description

Ribbon Communications Inc. (Nasdaq: RBBN) is a technology company that delivers communications software and IP and optical networking solutions to service providers, enterprises and critical infrastructure sectors globally. The company focuses on helping customers modernize and secure their networks and services in an environment characterized by smart, always-on and data-intensive communications.

According to its public statements, Ribbon engages deeply with its customers to support network transformation, improved competitive positioning and business outcomes. Its offerings span secure cloud communications, IP optical networking and related analytics and automation capabilities, with an emphasis on cloud-native architectures and security.

Business Segments and Solutions

Ribbon describes an end-to-end portfolio that includes communications software and IP optical networking solutions. Earlier disclosures reference two lines of business: a Cloud and Edge segment and an IP Optical Networks segment. The Cloud and Edge segment has been described as providing secure and reliable software and hardware products, solutions and services for VoIP communications and Voice over LTE to service providers and enterprise customers. The IP Optical Networks segment focuses on IP and optical networking solutions.

The company highlights capabilities that leverage cloud-native architectures, automation and analytics tools, along with security features. In its communications, Ribbon notes that its portfolio includes core-to-edge software-centric solutions, cloud-native offers, security and analytics tools, and IP and optical networking solutions that can support areas such as 5G and broadband internet.

Customers and Use Cases

Ribbon positions itself as a partner to many of the world’s largest service providers, enterprises and critical infrastructure operators. Public announcements describe deployments with managed IT and cloud services providers, regional broadband networks and global communications platforms, reflecting use cases that include modernization of national voice infrastructure, enhancement of optical transport networks and support for cloud-based communications services.

The company’s technology is used in contexts such as securing voice networks, providing advanced call routing, enabling centralized management of communications applications, and delivering analytics for network performance and anomaly detection. Ribbon also references support for integrations with collaboration platforms and for national and regional interconnect requirements.

Technology Focus and AI-Driven Operations

Ribbon has publicly introduced Acumen, described as an AIOps and automation platform designed to help service providers and enterprises navigate complex operational environments and accelerate their transition to autonomous networks. Acumen is presented as providing end-to-end observability, AI-driven insights and customizable automation throughout the network lifecycle.

According to company materials, Acumen includes out-of-the-box applications built on Ribbon’s analytics platforms for troubleshooting, KPI dashboards and data enrichment. It also features Acumen Builder, which enables the creation of custom applications tailored to telecom and critical infrastructure needs, including a low-code/no-code workflow builder and an AI services layer for integrating models and data stores.

Optical Networking and High-Capacity Transport

In the IP optical domain, Ribbon has described solutions such as its Apollo optical platforms and high-capacity optical transport offerings. Public field trial results highlight the use of Apollo technology to achieve high-capacity transmission over long-haul submarine cables, illustrating the company’s focus on scalable optical networking for next-generation global connectivity.

Ribbon has also announced deployments of its optical transport solutions with regional broadband providers to expand capacity and support bandwidth demands from data centers, cloud services and AI-driven applications. These announcements emphasize scalable, high-capacity services and unified infrastructures capable of supporting multiple link speeds.

Cloud Deployment and Security

Ribbon’s communications software portfolio includes elements for voice network security, advanced call routing, network analytics and centralized application management. The company has highlighted virtualized software solutions that can be deployed in public cloud environments, offering alternatives to private data center deployments.

In certain markets, Ribbon has referenced offerings that address regulatory requirements for caller identity authentication, signing and verification, as part of its security-focused portfolio. These capabilities are positioned as supporting compliance with specific legal frameworks while enhancing protection against fraud and unwanted communications.

ESG and Governance

Ribbon states that it maintains a keen focus on Environmental, Social, and Governance (ESG) matters. The company notes that it offers an annual Sustainability Report to stakeholders, reflecting its approach to ESG-related topics in the context of its operations and technology offerings.

Stock Listing and Regulatory Context

Ribbon Communications Inc. is listed on The Nasdaq Global Select Market under the ticker symbol RBBN, as confirmed in its current reports on Form 8-K. These filings also indicate that the company’s common stock has a par value of $0.0001 per share and that it is not classified as an emerging growth company under applicable SEC rules.

The company files periodic and current reports with the U.S. Securities and Exchange Commission, including Form 8-K filings that provide information on financial results and certain corporate events. These filings form part of the regulatory framework that governs Ribbon’s disclosure obligations as a publicly traded company.

Financial Reporting and Segments

In its financial communications, Ribbon discusses performance in its IP Optical Networks and Cloud & Edge areas, referencing sales trends and contributions to overall results. The company also describes the use of non-GAAP financial measures, such as adjusted EBITDA and non-GAAP net income, alongside GAAP metrics, and provides reconciliations and explanations of these measures in its investor materials.

Ribbon’s Form 8-K filings related to quarterly results reference press releases that present revenue, operating income, gross margin and other financial indicators, as well as commentary on business momentum, cost discipline and cash flow from operations. These disclosures are intended to provide investors with insight into the company’s operating performance and outlook, subject to the limitations and risk factors described in its SEC filings.

Commitment to Network Modernization

Across its public statements, Ribbon consistently emphasizes its role in helping customers modernize and secure networks. This includes support for voice modernization projects, broadband deployments, data center connectivity and the adoption of AI-driven network operations. The company positions its portfolio as relevant to both traditional telecommunications environments and newer, cloud-centric and AI-enabled infrastructures.

Stock Performance

$1.45
-1.36%
-0.02
Last updated: November 12, 2026 at 16:00
-55.2%
Performance 1 year
$259.8M

Ribbon Communications (RBBN) closed at $1.45 on November 12, 2026. Over the past 12 months, the price has lost 55.2%.

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RBBN Metrics & Rankings

Price returns through November 12, 2026. Month and year figures include the first trading day. Ranking links may use different dates.

Insider Radar

Net Buyers
90-Day Summary
60,000
Shares Bought
0
Shares Sold
1
Transactions
Most Recent Transaction
McClelland Bruce William (President & CEO) bought 60,000 shares @ $1.60 on October 30, 2026

Insider buying activity at Ribbon Communications over the past 90 days may reflect management confidence in the company's direction. Institutional investors and analysts often monitor insider purchases as a potential bullish indicator for the stock.

Based on SEC Form 4 filings over the last 90 days.

Financial Highlights

Ribbon Communications generated $844.6M in revenue in FY2025, retaining a 49.8% gross margin, operating income reached -$3.3M (-0.4% operating margin), and net income was $39.6M, reflecting a 4.7% net profit margin. Diluted earnings per share stood at $0.22. The company generated $51.4M in operating cash flow. The current ratio was 1.44, measuring current assets divided by current liabilities.

$844.6M
Revenue (FY2025)
$39.6M
Net Income (FY2025)
$51.4M
Operating Cash Flow

Upcoming Events

Q1
2027
Q1 2027 Product

Customer lab trials

Customer lab trials for Call Trust Deepfake Detection to run in Q1 2027 using Ribbon Session Border Controllers; customer pilots at client sites.

Ribbon Communications has 1 upcoming scheduled event. The next event, "Customer lab trials", is expected in Q1 2027. Investors can track these dates to stay informed about potential catalysts that may affect the RBBN stock price.

Short Interest History

Last 12 Months

Short interest in Ribbon Communications (RBBN) currently stands at 5.1 million shares, down 1.8% from the previous reporting period, representing 3.5% of the float. Since November 2025, short interest has increased by 57.0%.

Days to Cover History

Last 12 Months

Days to cover for Ribbon Communications (RBBN) currently stands at 3.6 days. The ratio is the reported short interest divided by the average daily trading volume. Since November 2025, the figure has decreased by 26.6%. Across the settlements charted above, it has ranged from 2.4 to 8.0 days.

RBBN Company Profile & Sector Positioning

Ribbon Communications (RBBN) operates in the Software - Application industry within the broader Technology sector and is listed on the NASDAQ.

Investors comparing RBBN often look at related companies in the same sector, including Blend Labs, Inc. (BLND), Asure Software, Inc (ASUR), Gloo Holdings, Inc. (GLOO), Kaltura, Inc. (KLTR), and Commerce.com, Inc. Series 1 (CMRC). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate RBBN's relative position within its industry.

Frequently Asked Questions

The current stock price of Ribbon Communications (RBBN) is $1.45 as of November 12, 2026.

The market cap of Ribbon Communications (RBBN) is approximately $259.8M. Learn more about what market capitalization means .

The FY2025 revenue of Ribbon Communications (RBBN) is $844.6M, from its most recent completed fiscal year.

The FY2025 net income of Ribbon Communications (RBBN) is $39.6M, from its most recent completed fiscal year.

The diluted earnings per share (EPS) of Ribbon Communications (RBBN) is $0.22 for FY2025, its most recent completed fiscal year. Learn more about EPS .

The operating cash flow of Ribbon Communications (RBBN) is $51.4M for FY2025, its most recent completed fiscal year. Learn about cash flow.

The net profit margin of Ribbon Communications (RBBN) is 4.7% for FY2025, its most recent completed fiscal year. Learn about profit margins.

The operating profit margin of Ribbon Communications (RBBN) is -0.4% for FY2025, its most recent completed fiscal year. Learn about operating margins.

The gross profit margin of Ribbon Communications (RBBN) is 49.8% for FY2025, its most recent completed fiscal year. Learn about gross margins.

The current ratio of Ribbon Communications (RBBN), current assets divided by current liabilities, was 1.44 at the end of FY2025, its most recent completed fiscal year. Learn about liquidity ratios.

The gross profit of Ribbon Communications (RBBN) is $420.7M for FY2025, its most recent completed fiscal year.

The operating income of Ribbon Communications (RBBN) is -$3.3M for FY2025, its most recent completed fiscal year. Learn about operating income.

Ribbon Communications Inc. delivers communications software and IP and optical networking solutions to service providers, enterprises and critical infrastructure sectors globally. The company focuses on helping customers modernize and secure their networks and services using cloud-native architectures, automation, analytics tools and security-focused technologies.

Ribbon has described two primary lines of business: a Cloud and Edge segment and an IP Optical Networks segment. The Cloud and Edge segment has been characterized as providing secure and reliable software and hardware products, solutions and services for VoIP communications and Voice over LTE to service providers and enterprise customers, while the IP Optical Networks segment focuses on IP and optical networking solutions.

Ribbon states that it serves many of the world’s largest service providers, enterprises and critical infrastructure operators. Public announcements reference engagements with managed IT and cloud services providers, regional broadband networks and global communications platforms, reflecting a customer base that relies on modern, secure communications and networking infrastructure.

Acumen is described by Ribbon as an AIOps and automation platform designed to help service providers and enterprises navigate complex operational environments and accelerate their transition to autonomous networks. It offers end-to-end observability, AI-driven insights and customizable automation, along with out-of-the-box applications for troubleshooting, KPI dashboards and data enrichment, and tools for building custom applications and workflows.

Ribbon highlights communications software that includes voice network security, advanced call routing, analytics and centralized management capabilities. In certain markets, it references solutions that support caller identity authentication, signing and verification in line with regulatory requirements, positioning these offerings as part of its approach to securing communications networks and combating fraud.

Ribbon offers IP and optical networking solutions and has reported field trials and deployments using its Apollo optical platforms and high-capacity transport solutions. These efforts are aimed at enabling scalable, high-capacity connectivity for applications such as long-haul submarine cables and regional broadband networks that must support growing bandwidth demand.

Ribbon Communications Inc. common stock is registered on The Nasdaq Global Select Market under the ticker symbol RBBN, as indicated in its current reports on Form 8-K filed with the U.S. Securities and Exchange Commission.

Ribbon states that it maintains a keen focus on Environmental, Social, and Governance (ESG) matters. The company notes that it offers an annual Sustainability Report to stakeholders, which is intended to provide information on its ESG-related activities and commitments in connection with its operations and technology portfolio.

Ribbon provides financial information through press releases and SEC filings, including Form 8-K reports that furnish quarterly results. These materials discuss revenue, operating income, gross margin and other metrics, along with non-GAAP measures such as adjusted EBITDA and non-GAAP net income, accompanied by reconciliations and explanations of how management uses these measures.

Ribbon’s public statements emphasize support for network modernization by combining communications software, IP and optical networking solutions, analytics and automation. Examples include projects related to voice modernization, broadband expansion, data center connectivity and the introduction of AI-driven operations platforms such as Acumen to improve efficiency and resilience.