VIAVI Announces Fiscal Fourth Quarter and Fiscal Year 2026 Results

VIAVI delivered sharp revenue and margin gains, with strong cash flow and improved profitability.

What the company is saying

VIAVI positions its fiscal fourth quarter and full-year 2026 results as a period of substantial financial improvement, highlighting double-digit revenue growth and sharp margin expansion. The announcement emphasizes both GAAP and non-GAAP metrics, with repeated references to year-over-year percentage gains in revenue, operating margin, and net income. The company foregrounds its cash position of $656.7 million and details its debt structure, aiming to reinforce financial stability. Forward-looking guidance is limited to the next quarter, with projected net revenue of $450–$460 million and non-GAAP EPS of $0.40–$0.42, while explicitly stating that reconciliations to GAAP EPS are not provided due to estimation difficulties. The tone is confident and data-driven, with Oleg Khaykin, President and CEO, named as the primary spokesperson. There is no attempt to bury negative results, but the company does not provide granular detail on customer wins, cost drivers, or segment-level profitability.

What the data suggests

The reported numbers show a clear and broad-based improvement across all major financial metrics. Fourth quarter net revenue rose 52.5% year-over-year to $443.1 million, and full-year revenue increased 40.0% to $1,518.3 million. GAAP operating margin for the quarter expanded by 850 basis points to 13.8%, while non-GAAP operating margin reached 24.0%, up 960 basis points. Quarterly GAAP net income jumped 308.8% to $32.7 million, and non-GAAP net income for the year climbed 128.5% to $243.8 million. Cash flows from operations were robust at $66.7 million for the quarter and $113.9 million for the year. The company ended June 2026 with $656.7 million in cash and short-term investments against $641.9 million in debt, indicating a net cash position. Segment data shows Network and Service Enablement revenue up 69.2% year-over-year in Q4, with Optical Security and Performance Products up 9.6%. Disclosures are comprehensive for headline metrics, but the absence of a filed 10-K means figures are preliminary and subject to revision.

Analysis

The announcement is overwhelmingly focused on realised, historical financial results, with detailed GAAP and non-GAAP profitability metrics, revenue, and cash flow figures for both the quarter and full year. The only forward-looking claim is the next quarter's revenue and EPS guidance, which is standard and proportionate for an earnings release. There is no evidence of exaggerated or aspirational language; all major claims are directly supported by disclosed numbers. The acquisition of Spirent Communications plc's business is referenced only as a completed event, not as a future aspiration, and no large new capital outlay is paired with long-dated, uncertain returns. The tone is positive but justified by the magnitude of reported improvements in revenue, margins, and net income.

Risk flags

• ●Figures are preliminary and subject to change until the Form 10-K is filed, introducing potential for restatement or revision of key metrics. This matters because investors are relying on unaudited numbers for decision-making.
• ●The company does not provide reconciliations between GAAP and non-GAAP EPS for forward guidance, citing estimation difficulties. This limits transparency on how future non-GAAP results may diverge from GAAP outcomes.
• ●No detailed breakdown is given for cost drivers, customer concentration, or segment-level profitability, which could mask underlying volatility or risks not visible in headline numbers.

Bottom line

VIAVI's fourth quarter and full-year 2026 results show substantial realised gains in revenue, margins, and cash flow, with both GAAP and non-GAAP profitability sharply improved. The company is in a net cash position and provides clear, if preliminary, headline disclosures, but omits granular detail on customer or cost structure. Forward guidance is limited and does not rely on long-term projections, suggesting most value is already delivered. The main caveat is that numbers are unaudited until the 10-K is filed, and the lack of GAAP/non-GAAP reconciliation for future quarters reduces visibility into future earnings quality. For investors, the most important takeaway is that VIAVI's financial trajectory is strongly positive, but final audited results and more detail on underlying drivers would further clarify the sustainability of these gains.

Announcement summary

(NASDAQ: VIAV) VIAVI reported fiscal fourth quarter net revenue of $443.1 million, up $152.6 million or 52.5% year-over-year, and fiscal year 2026 net revenue of $1,518.3 million, up $434.0 million or 40.0% year-over-year. GAAP operating margin for the fourth quarter was 13.8%, up 850 bps year-over-year, and non-GAAP operating margin was 24.0%, up 960 bps year-over-year. GAAP net income for the fourth quarter was $32.7 million, up $24.7 million or 308.8% year-over-year, while fiscal year 2026 GAAP net loss was $30.4 million, down $65.2 million or 187.4% year-over-year. Non-GAAP net income for the fiscal year was $243.8 million, up 137.1 or 128.5% year-over-year. As of June 27, 2026, the company held $656.7 million in total cash, short-term investments and short-term restricted cash, and had $250.0 million aggregate principal amount of 0.625% Senior Convertible Notes and $400.0 million aggregate principal amount of 3.75% Senior Notes with a total net carrying value of $641.9 million. The company expects net revenue for the first quarter of fiscal 2027 to be between $450 million to $460 million and non-GAAP EPS to be between $0.40 to $0.42.

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