Generac NYSE: GNRC reported first-quarter 2026 results that management described as a return to strong growth, driven by accelerating demand in its Commercial & Industrial (C&I) segment and improved operating leverage. Consolidated net sales rose 12% year-over-year to $1.06 billion, while adjusted EBITDA margin expanded to 18.3% from 15.9% a year earlier, supported by “strong execution, favorable sales mix, and lower than expected input costs and operating expenses,” President and CEO Aaron Jagdfeld said.
Given the company’s first-quarter outperformance, continued C&I strength—particularly in data centers—and the expected impact from the acquisition of Enercon, Generac raised its full-year 2026 outlook for net sales and adjusted EBITDA margin.
Data centers fuel C&I growth and backlog expansion
C&I segment sales climbed 28% to $510 million, up from $399 million in the prior-year quarter, with core growth “primarily driven by revenue from products sold to global data center customers,” CFO York Ragen said. Jagdfeld said momentum in the data center end market remains strong, and Generac is in the final stages of vendor approval with two hyperscale data center customers.
As previously disclosed, Generac received a “non-binding notice to proceed for approximately $600 million in 2027 deliveries” with a hyperscale customer, Jagdfeld said. On the call, he characterized the process as nearing completion, saying the company is “like 99 yards of the way done” and is already discussing site-level specifications while preparing to ramp its supply chain and production.
Generac’s data center-related order activity also increased its backlog to more than $700 million, which Jagdfeld noted excludes the potential $600 million notice-to-proceed opportunity and reflects an increase of about $300 million since a mid-February update. He said this backlog growth provides visibility through 2027, even before factoring in additional hyperscale opportunities and demand from non-hyperscale customers.
Capacity plans and Enercon acquisition aimed at easing bottlenecks
To support anticipated increases in large megawatt generator shipments, Generac said its new facility in Sussex, Wisconsin remains on track to begin production in the second half of 2026. Jagdfeld said the company expects domestic generator manufacturing and assembly capacity for large megawatt products to exceed $1 billion by the fourth quarter.
On April 1, Generac completed its previously announced acquisition of Enercon, which Jagdfeld described as a leading designer and manufacturer of generator enclosures and switchgear. He said bringing packaging capabilities in-house should enhance competitive positioning for large megawatt generators and help address “a growing industry bottleneck” related to highly customized genset packages, improving control over lead times and supporting margin expansion.
In response to questions about de-risking the supply chain, Jagdfeld said the company has a multi-year agreement with its large diesel engine supplier that provides U.S. exclusivity, with limited exceptions for some legacy customers. He also said Generac is multi-sourcing other critical components such as alternators and cooling packages and is working proactively with partners on capacity planning into 2027 and beyond.
Residential results show margin improvement amid mixed demand
Residential segment sales increased about 1% to $552 million. Ragen said the increase was driven by higher portable generator shipments following Winter Storm Fern in January 2026, partially offset by lower energy storage system sales due to the completion of a Department of Energy program in Puerto Rico.
Home standby generator sales were approximately flat year-over-year, as higher pricing offset lower volumes following a prior-year period that benefited from an active 2024 hurricane season. Jagdfeld said demand was “slightly ahead of our expectations” after Winter Storm Fern, which increased awareness and drove growth in home consultations and portable generator shipments, even as overall outage activity for the quarter was roughly in line with the long-term baseline average.
Residential adjusted EBITDA was $139 million, representing a 25.1% margin, up from $112 million and a 20.3% margin in the prior year. Management attributed the nearly 500 basis point year-over-year margin expansion largely to lower operating expenses tied to its new “Generac Home” organization, along with favorable price realization and some gross margin lift from product mix.
At an investor day in March, Generac introduced Generac Home, combining home standby, portable generators, and energy technology teams. Jagdfeld said the change is intended to create efficiencies across product development, supply chains, operations, and customer service, and to streamline software platforms as residential backup power and energy technology become more integrated.
Generac’s residential dealer network expanded to more than 9,500 dealers, up about 300 from the prior year. In energy technology, the company continued ramping production of PowerMicro, its first Generac-branded microinverter product made with a U.S.-based contract manufacturing partner. Management said PowerMicro is expected to provide strong gross margin contribution as sales rise in the second half of 2026 and into 2027.
Jagdfeld also highlighted progress at ecobee, calling it a key part of the company’s residential energy ecosystem. He said ecobee’s connected home count grew to more than 5 million homes, attach rates increased, and ecobee delivered its “first positive adjusted EBITDA” in the first quarter, which he noted is typically seasonally softer.
Financial details, cash flow, and updated 2026 guidance
Consolidated gross margin was 38.7% versus 39.5% a year earlier. Ragen said the decrease was primarily due to a higher mix of C&I sales, partially offset by favorable price-cost realization. Operating expenses rose $4.6 million, or 2%, largely from higher intangible amortization associated with the Allmand acquisition, but operating expenses as a percentage of sales improved when excluding intangible amortization.
GAAP net income rose to $73 million from $44 million a year earlier, and diluted GAAP earnings per share increased to $1.24 from $0.73. Adjusted net income was $106 million, or $1.80 per share, compared to $75 million, or $1.26 per share, in the prior year.
Cash flow from operations increased to $119 million from $58 million, and free cash flow rose to $90 million from $27 million, driven by higher operating earnings and a lower working capital cash use. Generac funded the $123 million Allmand acquisition in cash in January 2026, and for Enercon, Ragen said the company paid an initial purchase price of $122 million using $77 million in cash and $45 million in stock. Total debt outstanding at quarter-end was $1.32 billion, resulting in a gross debt leverage ratio of 1.7x, within its 1x to 2x target range.
For full-year 2026, Generac now expects consolidated net sales to grow at a mid- to high-teens rate versus 2025, compared with prior guidance for mid-teens growth. Ragen said the increase is “driven entirely by the C&I segment,” with C&I sales now projected to rise in the mid- to high-20% range, up from prior expectations of low- to mid-20% growth. Residential net sales guidance was unchanged at approximately 10% growth, with management expecting home standby growth to be weighted to the second half of the year due to easier comparisons and an assumption of baseline outage activity.
Generac also raised its adjusted EBITDA margin outlook to 18.5% to 19.5% from 18.0% to 19.0%, and lifted gross margin expectations by about 50 basis points to a range of 38.5% to 39.5%. Ragen said the updated guidance excludes any potential tariff recovery tied to a recent Supreme Court ruling related to IEPA tariffs, and assumes that removal of those tariffs would be offset by a new tariff framework including Section 122, 232, and 301 tariffs, keeping overall tariff-rate assumptions consistent with prior guidance.
Additional guidance items included projected interest expense of approximately $65 million, capital expenditures of roughly 3.5% of net sales, and free cash flow of about $350 million for the full year, weighted to the second half.
About Generac NYSE: GNRC
Generac Holdings Inc NYSE: GNRC is a leading manufacturer of backup power generation products for residential, commercial and industrial applications. The company offers a comprehensive portfolio of standby and portable generators, transfer switches and power management systems designed to provide reliable electricity during power outages and other critical situations. With an emphasis on innovation, Generac has expanded its offerings to include clean energy technologies such as battery storage and integrated solar-plus-storage systems.
Generac's product lineup addresses a broad range of customer needs.
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