Financial Data and Key Metrics Changes - The company reported a 4% year-over-year increase in revenue for Q4 2019, achieving results at the high end of guidance [8][7] - Calix Cloud revenue more than tripled year-over-year and quadrupled for the full year [9] - The company forecasts double-digit year-over-year revenue growth for Q1 2020 [12] Business Line Data and Key Metrics Changes - The company added 20 new customers in Q4, totaling over 100 new customers for the second consecutive year [9] - The transformation to an all-platform company providing cloud, software, systems, and services to communication service providers (CSPs) continued with solid bookings [8] Market Data and Key Metrics Changes - The international business performed well, with CityFibre contributing to the ramp-up, although it was not solely attributable to one customer [32] Company Strategy and Development Direction - The company aims to continue diversifying its customer base, with expected growth in small customers and moderated growth in medium and large customers [15][16] - The focus is on transitioning from hardware to software, which is expected to drive margin improvements [24] Management's Comments on Operating Environment and Future Outlook - Management indicated that 2019 was a year of significant transformation and positioned the company to capitalize on the secular disruption in the communications service provider marketplace [12] - The company plans to invest in sales and marketing in line with revenue growth while keeping R&D and G&A expenses flat [22][34] Other Important Information - The company will host its 2020 Investor Day on March 4, 2020, to provide further updates [38] Q&A Session Summary Question: Trends in customer size and future growth - Management expects to continue diversifying the customer base, with more growth in small customers and less in medium and large [15][16] Question: Long-term EPS target and growth drivers - The long-term EPS guidance has been removed, with updates expected during the Analyst Meeting on March 4 [18] Question: Sales and marketing leverage - Management plans to invest in sales and marketing at a rate aligned with revenue growth, while keeping R&D and G&A expenses stable [22] Question: Impact of gross margin from hardware sales - The shift from hardware to software is expected to be the primary driver of margin improvements, rather than price declines [24] Question: Competitive dynamics in the market - No significant changes in competitive dynamics have been observed in the last 90 days [26] Question: Growth dynamics among smaller customers - Continuous programmatic growth is expected, with potential for double-digit growth in the small customer segment [28][30] Question: Expectations for gross margins throughout the year - Management anticipates gross margins will expand over time, but cautioned against expecting consistent quarter-to-quarter growth due to potential noise [36]

Financial Data and Key Metrics Changes - The company achieved flat year-over-year revenue in Q3 2019, marking a significant turn in the business, with revenue and earnings above market expectations [6][8] - The company generated cash and entered Q4 with a solid backlog of business, forecasting a return to growth [6][8] Business Line Data and Key Metrics Changes - The services business declined by 13% year-on-year, but the company expects modest revenue growth moving forward as the heavy lifting of low-margin deployment services is behind [28][29] - The mix of services is shifting towards higher differentiable value offerings, which are expected to lead to gross margin expansion [29][32] Market Data and Key Metrics Changes - The U.S. Tier 3 market has shown significant growth, with expectations for continued growth driven by small customers aggressively deploying fiber and wireless infrastructure [20][25] - The company is seeing a shift in customer demographics, moving from a focus on large customers to a broader base that includes municipalities, cable MSOs, and electric cooperatives [25][26] Company Strategy and Development Direction - The company is transforming into an all-platform provider, focusing on cloud, software, systems, and services for facilities-based CSPs [6][8] - The management is optimistic about the expansion of the addressable market and the growth of new platforms, which are expected to drive future revenue [16][22] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in the company's ability to achieve 50% or higher gross margins in the long term as revenue grows [15][17] - The company is positioned to benefit from the secular disruption in the communications service provider marketplace, with a strong pipeline of demand [8][22] Other Important Information - The company is hosting its 2019 Connections Event, which is anticipated to be the best yet, indicating a focus on customer engagement and market presence [8] - The management highlighted the importance of aligning services with customer success and the ongoing shift towards software and platforms [29][32] Q&A Session Summary Question: Insights on margins impacted by customer and product mix - Management explained that margins are affected by product mix and a large customer with better-than-average pricing, specifically mentioning Verizon as a significant customer [11][12] Question: Revenue base from new products - Management refrained from providing specific revenue figures but indicated that new platforms are growing rapidly and are material to the business [14] Question: Outlook for Tier 3 U.S. market growth - Management noted that the Tier 3 market is experiencing growth due to aggressive small customers deploying next-generation infrastructure [20][25] Question: Services business decline and future expectations - Management expects services revenue to start increasing modestly as the low-margin deployment services are behind, with a focus on higher-value offerings [28][29] Question: Transition from legacy to new products - Management indicated that the transition involves both acquiring new customers and encouraging existing customers to adopt new platforms, without forcing the change [34][36]

Calix, Inc. (NYSE:CALX) Q2 2019 Earnings Conference Call July 24, 2019 8:30 AM ET Company Participants Thomas Dinges - Director, IR Carl Russo - CEO, President & Director Cory Sindelar - CFO & CAO Conference Call Participants Paul Silverstein - Cowen and Company Christian Schwab - Craig-Hallum Capital Group George Notter - Jefferies Timothy Savageaux - Northland Capital Markets Fahad Najam - Cowen and Company Operator Greetings, and welcome to the Calix Second Quarter 2019 Earnings Conference Call. [Operato ...

Calix, Inc. (NYSE:CALX) Q1 2019 Earnings Conference Call May 1, 2019 8:30 AM ET Company Participants Thomas Dinges - Director of IR Carl Russo - CEO & President Cory Sindelar - CFO & CAO Conference Call Participants George Notter - Jefferies Tyler Burmeister - Craig Hallum Tim Stelqua - Northland Capital Operator Greetings. Welcome to the Calix Q1 2019 Earnings Conference Call. At this time, all participants are in a listen-only mode. A question-and-answer session will follow the formal presentation. [Opera ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K (Mark One) x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34674 Calix, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 68-0438710 (State or Other Jurisdiction of Incorpora ...

Calix, Inc. (NYSE:CALX) Q4 2018 Results Earnings Conference Call February 5, 2019 5:00 PM ET Company Participants Thomas Dinges - Director of IR Carl Russo - CEO, President Cory Sindelar - CFO & CAO Conference Call Participants Paul Silverstein - Cowen & Company George Notter - Jefferies Christian Schwab - Craig-Hallum Operator Greetings, and welcome to the Calix Fourth Quarter 2018 Earnings Conference Call. [Operator Instructions] As a reminder, this conference is being recorded. I'd now like to turn the c ...