Calix, Inc. (CALX) | Investment Case

1. Company Snapshot

1.a. Company Description

Calix, Inc., together with its subsidiaries, provides cloud and software platforms, and systems and services in the United States, rest of Americas, Europe, the Middle East, Africa, and the Asia Pacific.The company's cloud and software platforms, and systems and services enable broadband service providers (BSPs) to provide a range of services.It provides Calix Cloud platform, a role-based analytics platform comprising Calix Marketing Cloud, Calix Support Cloud, and Calix Operations Cloud, which are configurable to display role-based insights and enable BSPs to anticipate and target new revenue-generating services and applications through mobile application.

The company also offers EXOS, a carrier class premises operating system and fully integrated with its GigaSpire family of systems to be ready for deployment as a complete subscriber experience solutions for BSP's residential and business subscribers; and AXOS, a software platform to access edge of the network by its architecture and operations.It offers its products through its direct sales force and resellers.Calix, Inc.

was incorporated in 1999 and is headquartered in San Jose, California.

Show Full description

1.b. Last Insights on CALX

Calix, Inc.'s recent performance was negatively impacted by a weaker Q1 outlook, citing margin pressure from customer mix and overlapping cloud costs. Despite strong Q4 earnings growth, with quarterly earnings of $0.39 per share beating estimates, the company's guidance raised concerns. Additionally, several institutional investors, including Penserra Capital Management LLC and Assenagon Asset Management S.A., reduced their stakes in the company. However, Wall Street analysts expect a potential upside of 54.8% and have revised earnings estimates higher, indicating a possible trend reversal.

1.c. Company Highlights

Last Price	50.57
Change Percentage	1.61%
Open	50.67
Previous Close	49.77
Market Cap ( Millions)	3352
Volume	297254
Year High	71.22
Year Low	29.5
M A 50	52.84
M A 200	55.55

FCF Yield	3.45%
Dividend Yield	0.00%
ROE	2.22%
Debt / Equity	2.97%
Net Debt / EBIDTA	-284.33%
Price To Book	3.93
Price Earnings Ratio	188.91
Price To FCF	29.01
Price To sales	3.35
EV / EBITDA	78.21

2. Calix Delivers Record Revenue and Margin in Q4 2025

Calix reported record revenue of $272 million in Q4 2025, a 3% sequential increase and 32% year-over-year growth, capping off a milestone year with $1 billion in annual revenue, reflecting 20% growth over 2024. The company's non-GAAP gross margin reached a record 58%, and earnings per share (EPS) came in at $0.39, beating estimates of $0.38. The strong financial performance was driven by the company's sixth quarter of consecutive revenue growth and eighth quarter of consecutive margin improvement. Remaining performance obligation reached a record $385 million, up 9% sequentially and 18% year-over-year.

Publication Date: Feb -11

                                    📋 Highlights
                                    Record Quarterly Revenue:
                                                Calix reported $272 million in Q4 2025 revenue, a 32% YoY increase and 3% sequential growth, with FY2025 annual revenue reaching $1 billion, a 20% YoY rise.
Margin Expansion:
                                                Achieved a record non-GAAP gross margin of 58%, with eight consecutive quarters of margin improvement and $388 million in cash and investments, up $91 million YoY.
Third-Gen Platform Momentum:
                                                Launched its third-generation platform in December, migrating 300+ customers, targeting $1–1.5 billion in BEAD-related opportunities, and expecting margin growth as software revenue dominates.
Future Revenue Visibility:
                                                Remaining performance obligation (RPO) hit $385 million, up 18% YoY, while Q1 2026 guidance ($275–$281 million) reflects 2% sequential growth and confidence in sustained revenue expansion.
Tier 1 Market Entry Strategy:
                                                Positioned to address large enterprises via four vectors (Enterprise, Networking, Subscriber Experience, Agentic Workforce), with a 10–15% growth target and potential step-up to 2027 as platform adoption accelerates.

                                

Guidance and Outlook

For Q1 2026, Calix expects revenue between $275 million and $281 million, representing a 2% increase at the midpoint over the prior quarter. The company also expects non-GAAP gross margin to remain strong, with some near-term impact due to customer mix and from overlapping cloud costs as it transitions to its third-generation platform. Calix is confident in its growth trajectory, with demand visibility at an all-time high, and expects to continue delivering sequential revenue growth.

Third-Generation Platform and Growth Opportunities

The company's third-generation platform, launched in December, has already seen over 300 customers migrate, and expects to complete all customer migrations by the end of Q1. This platform adds capacity and capability for existing customers through Agent Workforce Cloud and provides an opportunity in the MDU market with SmartLife. The company believes that its technology can help service providers increase revenue per subscriber and reduce churn, with a total addressable market (TAM) that is substantial, potentially between $1 billion and $1.5 billion.

Valuation and Growth Prospects

With a P/E Ratio of 203.67 and P/S Ratio of 3.61, Calix's valuation reflects its strong growth prospects. Analysts estimate next year's revenue growth at 14.0%, and the company targets 10% to 15% growth, with a potential step function into a higher growth rate in 2027. The company's goal is to help its customers win subscribers and grow revenue, and when they do that, Calix gets a portion of it. With a strong cash position and a history of investing in its platform, Calix is well-positioned for sustained long-term profitability and growth.

3. NewsRoom

Service Providers Rapidly Expand Across Affordable, Luxury, and Mixed-Use MDUs With SmartMDU on the Calix One Platform

Mar -10

Source: businesswire.com

Citigroup Inc. Sells 55,137 Shares of Calix, Inc $CALX

Mar -07

Source: defenseworld.net

Fund Discloses New $6 Million Bet on Calix Amid 55% Stock Surge

Mar -04

Source: fool.com

Is Calix (CALX) Outperforming Other Computer and Technology Stocks This Year?

Mar -03

Source: zacks.com

Artisan Partners Limited Partnership Decreases Stake in Calix, Inc $CALX

Mar -01

Source: defenseworld.net

Calix Announces New Date for 2026 Investor Day

Feb -25

Source: businesswire.com

Cablelynx Grows ARPU 35% in Key Markets by Accelerating Calix SmartBiz Adoption

Feb -25

Source: businesswire.com

5 AI-Powered Internet Software Stocks to Boost Your Portfolio in 2026

Feb -25

Source: zacks.com

4. Business Breakdown

4.a. Revenues by Country

4.b. Revenues by Segment

5. Expected revenues mid-term growth (10.40%)

6. Segments

Broadband Platform and Managed Services

Expected Growth: 10.4%

Growing demand for high-speed internet, voice, and video services, increasing need for network management and subscriber experience management, and rising adoption of fiber-based broadband infrastructure drive the growth of Calix's Broadband Platform and Managed Services.

7. Detailed Products

AXOS

AXOS is a software platform that enables broadband service providers to deliver advanced broadband services, including fiber-based services, over a single, converged network infrastructure.

EXOS

EXOS is a premises-based operating system that enables service providers to deliver advanced broadband services, including Wi-Fi, voice, and video, over a single, converged network infrastructure.

Calix Cloud

Calix Cloud is a cloud-based platform that enables service providers to manage and analyze their networks, as well as deliver cloud-based services to their customers.

Calix Smart Home and Business

Calix Smart Home and Business is a suite of cloud-based services that enables service providers to deliver managed Wi-Fi, cybersecurity, and smart home services to their customers.

Calix Customer Success Services

Calix Customer Success Services is a suite of services that enables service providers to plan, deploy, and manage their networks, as well as deliver customer support and training.

8. Calix, Inc.'s Porter Forces

Forces Ranking

Threat Of Substitutes

Calix, Inc. faces moderate threat from substitutes, as customers have limited alternatives for its fiber-based broadband solutions.

Bargaining Power Of Customers

Calix, Inc. has a diverse customer base, which reduces the bargaining power of individual customers, giving the company an upper hand in negotiations.

Bargaining Power Of Suppliers

Calix, Inc. relies on a few key suppliers for its hardware and software components, giving them moderate bargaining power.

Threat Of New Entrants

The high barriers to entry in the fiber-based broadband solutions market, including significant capital expenditures and regulatory hurdles, make it difficult for new entrants to challenge Calix, Inc.'s position.

Intensity Of Rivalry

The fiber-based broadband solutions market is highly competitive, with several established players, leading to intense rivalry and pricing pressure on Calix, Inc.

9. SWOT Analysis

10. Capital Structure

10.a. Balance Sheet

10.b. Weighted Average Cost of capital

	Value
Debt Weight	1.58%
Debt Cost	12.58%
Equity Weight	98.42%
Equity Cost	12.58%
WACC	12.58%
Leverage	1.61%

11. Quality Control: Calix, Inc. passed 5 out of 9 key points

Strong Liquidity

Low Debt

Strong Interest Coverage

Healthy Cash Flow

Operating Efficiency

Strong Return On Equity

Consistent Revenue Growth

Consistent Operating Cash Flow Growth

Margin Improvement

12.a Historical Valuation

12.b Price/Earnings Ratio

12.c Margin Valuation

12.d Peers Valuation

Peers Group Analysis

Calix

A-Score: 4.6/10

Value: 3.3

Growth: 4.6

Quality: 4.4

Yield: 0.0

Momentum: 9.5

Volatility: 6.0

1-Year Total Return ->

Unity Software

A-Score: 4.3/10

Value: 4.2

Growth: 6.0

Quality: 4.4

Yield: 0.0

Momentum: 9.5

Volatility: 2.0

1-Year Total Return ->

DoubleVerify Holdings

A-Score: 4.2/10

Value: 4.3

Growth: 8.9

Quality: 7.1

Yield: 0.0

Momentum: 1.0

Volatility: 3.7

1-Year Total Return ->

Intapp

A-Score: 3.8/10

Value: 4.7

Growth: 7.8

Quality: 4.1

Yield: 0.0

Momentum: 1.5

Volatility: 4.7

1-Year Total Return ->

Freshworks

A-Score: 3.8/10

Value: 5.7

Growth: 5.1

Quality: 4.5

Yield: 0.0

Momentum: 2.5

Volatility: 5.0

1-Year Total Return ->

GBTG

A-Score: 3.1/10

Value: 3.6

Growth: 2.2

Quality: 5.4

Yield: 0.0

Momentum: 2.0

Volatility: 5.3

1-Year Total Return ->

Peers Metrics

12.e Scoring ^Insights

12.f DCF ^BETA

Parameters

Short Term Growth

18.10%

Short term Time

10.0

Long-Term Growth

2.00%

WACC

12.58%

Calix, Inc. - US13100M5094

1. Company Snapshot

1.a. Company Description

1.b. Last Insights on CALX

1.c. Company Highlights

Weak Momentum

Expensive

Average Growth

Earnings Beats

Revenues Miss

Stable Momentum

Average Quality

Revenues Beats

Average Yield

Strong Momentum

Medium Volatility

Fairly Valued

2. Calix Delivers Record Revenue and Margin in Q4 2025

Guidance and Outlook

Third-Generation Platform and Growth Opportunities

Valuation and Growth Prospects

3. NewsRoom

4. Business Breakdown

4.a. Revenues by Country

4.b. Revenues by Segment

5. Expected revenues mid-term growth (10.40%)

6. Segments

Broadband Platform and Managed Services

Expected Growth: 10.4%

7. Detailed Products

AXOS

EXOS

Calix Cloud

Calix Smart Home and Business

Calix Customer Success Services

8. Calix, Inc.'s Porter Forces

Forces Ranking

Threat Of Substitutes

Bargaining Power Of Customers

Bargaining Power Of Suppliers

Threat Of New Entrants

Intensity Of Rivalry

9. SWOT Analysis

Strength

Weaknesses

Opportunities

Threats

10. Capital Structure

10.a. Balance Sheet

10.b. Weighted Average Cost of capital

11. Quality Control: Calix, Inc. passed 5 out of 9 key points

12.a Historical Valuation

12.b Price/Earnings Ratio

12.c Margin Valuation

12.d Peers Valuation

Peers Group Analysis

Peers Metrics

12.e Scoring Insights

12.f DCF BETA

Parameters

Short Term Growth

Short term Time

Long-Term Growth

WACC

Target Price

50.57$

Current Price

50.57$

Potential

-0.00%

Expected Cash-Flows

12.e Scoring ^Insights

12.f DCF ^BETA