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Enphase Energy, Inc.: Q1 FY2026 earnings call

What management said about Q1 FY2026, from the documents filed with the SEC on 28 April 2026: press release. Guidance figures: 1 lowered, 7 new. The quarter’s numbers.

Key takeaways

  • Revenue fell from fourth quarter: Revenue was $282.9 million, down from $343.3 million in the fourth quarter of 2025 and $356.1 million in the first quarter of 2025. Source
  • US revenue fell on tax credit expiry: US revenue decreased about 23% from the fourth quarter, which the company attributed to expiry of the Section 25D credit and seasonality. Source
  • Commercial microinverter ramp continues: The IQ9N-3P, a GaN-based microinverter for 480 V three-phase grids, began shipping across the US at the end of 2025; the ramp from US plants continues. Source
  • Non-GAAP gross margin fell to 43.9%: Non-GAAP gross margin was 43.9%, down from 46.1%; GAAP gross margin was 35.5%, against 44.3% in the fourth quarter. Source
  • Agreements with owners reached $843.6 million: Year-to-date agreements with third-party owners cover about $843.6 million: $89.6 million under the 5% Safe Harbor and $754.0 million under the Physical Work Test. Source
  • Cash balance ended at $930.6 million: Cash, cash equivalents and marketable securities ended at $930.6 million, after operating cash flow of $102.9 million. Source
  • IQ SST for AI data centers: Enphase is developing a 1.25 MW IQ SST, designed to convert medium-voltage AC directly to low-voltage DC in a single stage. Source

“We reported quarterly revenue of $282.9 million in the first quarter of 2026, along with 43.9% for non-GAAP gross margin.”

Badri Kothandaraman, President and CEO

Guidance

AreaPeriodFigureAgainst last quarter
Revenue Sourcesecond quarter 2026$280.0 million to $310.0 millionNew
IQ Battery shipments Sourcesecond quarter 2026100 to 110 MWhNew
GAAP gross margin Sourcesecond quarter 202642.0% to 45.0%New
Non-GAAP gross margin Sourcesecond quarter 202644.0% to 47.0%New
Reciprocal tariff impact on gross margin Sourcesecond quarter 2026approximately 3 percentage pointsLowered from 4.3 percentage points
GAAP operating expenses Sourcesecond quarter 2026$120.0 million to $124.0 millionNew
Non-GAAP operating expenses Sourcesecond quarter 2026$75.0 million to $79.0 millionNew
Stock-based compensation expense Sourcesecond quarter 2026$45.0 million estimatedNew

What changed from last quarter

  • New: Company decided to sell its 2025 advanced manufacturing production tax credits and future ones in the tax credit transfer market. Source
  • New: Development of the 1.25 MW IQ SST data center product announced. Source
  • New: Partnership with Capital Good Fund announced to support solar projects in Georgia and Pennsylvania. Source

Results and growth drivers

  • Revenue fell from fourth quarter: Revenue was $282.9 million, down from $343.3 million in the fourth quarter of 2025 and $356.1 million in the first quarter of 2025. Source
  • Non-GAAP profit compared with GAAP loss: GAAP net loss was $7.4 million, or $0.06 per diluted share; non-GAAP net income was $62.3 million, or $0.47 per diluted share. Source
  • Operating result fell from prior quarter: GAAP operating loss was $29.6 million; non-GAAP operating income was $47.3 million, compared with $79.4 million in the fourth quarter. Source

US and European demand

  • US revenue fell on tax credit expiry: US revenue decreased about 23% from the fourth quarter, which the company attributed to expiry of the Section 25D credit and seasonality. Source
  • US sell-through fell 48 percent: US sell-through demand fell 48% from the fourth quarter of 2025 and 18% from the first quarter of 2025. Source
  • European revenue rose about 36%: Revenue in Europe increased about 36% compared with the fourth quarter. Source

“Installers appreciate the simplified system design, lower costs, and improved efficiency for 480 V commercial projects”

Enphase Energy, Inc., press release

Batteries, installers and microinverters

  • Battery shipments fell from fourth quarter: IQ Battery shipments were 103.1 MWh, against 150.1 MWh in the fourth quarter; 49.5 MWh came from the Texas facility. Source
  • Installer certifications rose: More than 24,000 installers worldwide are certified for IQ Batteries, up from more than 22,000 in the fourth quarter of 2025. Source
  • Commercial microinverter ramp continues: The IQ9N-3P, a GaN-based microinverter for 480 V three-phase grids, began shipping across the US at the end of 2025; the ramp from US plants continues. Source
  • Microinverter shipments from US plants: About 1.39 million microinverters from US plants were booked for Section 45X credits; total shipments were about 1.41 million, or 627.6 MW DC. Source

Gross margin, tariffs and costs

  • Non-GAAP gross margin fell to 43.9%: Non-GAAP gross margin was 43.9%, down from 46.1%; GAAP gross margin was 35.5%, against 44.3% in the fourth quarter. Source
  • Tariffs cut margin by 4.3 points: Reciprocal tariffs reduced margin by 4.3 percentage points in the quarter, against about 5.1 points in the fourth quarter. Source
  • Non-GAAP operating expenses edged lower: Non-GAAP operating expenses were $77.0 million, against $78.8 million in the fourth quarter; GAAP operating expenses were $130.0 million. Source

Safe harbor and third-party agreements

  • Agreements with owners reached $843.6 million: Year-to-date agreements with third-party owners cover about $843.6 million: $89.6 million under the 5% Safe Harbor and $754.0 million under the Physical Work Test. Source
  • Safe harbor revenue rose: Revenue included $34.5 million of safe harbor revenue, up from $20.3 million in the fourth quarter. Source
  • Receivables fell while inventory held: Accounts receivable fell to $196.6 million from $229.9 million at year-end; inventory was $290.7 million, against $288.0 million. Source

Cash, debt and shareholder returns

  • Cash balance ended at $930.6 million: Cash, cash equivalents and marketable securities ended at $930.6 million, after operating cash flow of $102.9 million. Source
  • Capital expenditures and free cash flow: Capital expenditures were $19.9 million, against $9.7 million in the fourth quarter, leaving free cash flow of $83.0 million. Source
  • 2026 convertible notes settled: All outstanding 0.0% convertible senior notes due 2026 were settled on March 2, 2026 for $632.5 million, the full principal. Source
  • Tax credits sold at 93% of face: On March 31, 2026, $235.0 million of production tax credits were sold at 93% of face value, with a discount of about $16.5 million and about $2.5 million of fees. Source
  • No buybacks; authorization remains: No common stock was repurchased in the quarter; $268.7 million remains under the current share repurchase authorization. Source

IQ SST data center platform

  • IQ SST for AI data centers: Enphase is developing a 1.25 MW IQ SST, designed to convert medium-voltage AC directly to low-voltage DC in a single stage. Source
  • Built from 342 power modules: The unit is a supercluster of 342 power modules, each powered by a custom Kestrel ASIC and a GaN-based high-frequency power platform. Source
  • Feasibility complete, 80-plus engineers: Feasibility is complete, working power modules are built and the system design is set; more than 80 engineers work on the program. Source
  • Target native 800 V DC output: The design targets native 800 V DC output for AI racks, with response in 1 to 3 milliseconds, redundancy and hot-swappable modules. Source

Partnerships and software launches

  • Evergen integration in Australia: Integration of IQ Batteries with Evergen, a virtual power plant orchestration platform used by energy retailers in Australia and New Zealand, was announced on April 22, 2026. Source
  • Ensol battery subscriptions in France: A collaboration with Ensol, a residential solar and storage provider in France, expands IQ Battery deployments through its subscription program. Source
  • IQ Energy Management launched: IQ Energy Management, introduced March 26, 2026 for Australia and New Zealand, manages variable electricity rates and some third-party water heaters and EV chargers. Source
  • Power Control software for small commercial: Power Control software for the IQ Gateway was introduced February 17, 2026 for IQ9 and IQ8 microinverter-based small commercial systems. Source

Coming up, as management said on 28 April 2026

  • Next-generation product pipeline: Named products include a fifth-generation modular home battery, IQ Vault 80, IQ9S-3P and the IQ Bidirectional DC Charger; no dates are given. Source

Figures management reported

FigureReported
Gross margin (non-GAAP) Source43.9%
Gross margin (GAAP) Source35.5%

Earlier plans management reported on

  • Not stated: Shares were withheld to cover employee stock-vesting taxes, costing $18.7 million and reducing diluted shares by 441,448. Source
  • Not stated: Shipments that began at the end of the fourth quarter of 2025 continue to ramp across the United States. Source
  • Not stated: Full system demonstrations of the IQ SST are expected later in 2026. Source

Other quarters

Summarised with AI from the documents the company filed with the SEC. Every point is checked against the filing before it is shown: management’s own words word for word, figures against the line or table row they come from. A point that fails the check is left out. Source opens the filing at that line.