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Corning Inc.: Q4 FY2025 earnings call

What management said about Q4 FY2025, from the documents filed with the SEC on 28 January 2026: press release. Guidance figures: 3 raised, 2 new. The quarter’s numbers.

Key takeaways

  • Q4 core sales grew 14%: Q4 core sales were $4.41 billion, up 14% year over year. GAAP sales were $4.22 billion. Core EPS was $0.72, up 26%, and GAAP EPS was $0.62. Source
  • Full-year core EPS rose 29%: Full-year core sales were $16.41 billion, up 13%. Full-year core EPS was $2.52, up 29%. GAAP diluted EPS for the year was $1.83. Source
  • Optical Communications sales grew 24%: Optical Communications net sales were $1,701 million in Q4, up 24% year over year and 3% from Q3. Full-year net sales were $6,274 million, up 35%. Source
  • Core operating margin reached 20.2%: Core operating margin was 20.2% in Q4, against 18.5% a year earlier. GAAP operating margin was 15.9%, against 11.2%. Source
  • Full-year free cash flow nearly doubled: Management says full-year 2025 adjusted free cash flow nearly doubled from full-year 2023 to $1.72 billion. Full-year 2024 adjusted free cash flow was $1.25 billion. Source
  • Financial profile transformed since Springboard launch: Management said Springboard has transformed the company's financial profile since its launch two years earlier, leaving a launch point for future growth. Source

“We now have a highly profitable launch point for future growth.”

Wendell P. Weeks, chairman, chief executive officer, and president

Guidance

AreaPeriodFigureAgainst last quarter
Core sales SourceQ1 2026~15% growth to a range of $4.2 billion to $4.3 billionNew
Core EPS SourceQ1 2026$0.66 to $0.70New
Springboard internal plan, incremental annualized sales Sourceend of 2026$6.5 billionRaised from $6 billion
Springboard high-confidence plan, incremental annualized sales Sourceend of 2026$5.75 billionRaised from $4 billion
Springboard internal plan, incremental annualized sales Sourceend of 2028$11 billionRaised from $8 billion

What changed from last quarter

  • Guidance raised: Springboard plan targets were raised for the end-2026 and end-2028 horizons, covering both the internal and high-confidence plans. Source
  • New guidance: First-quarter 2026 guidance was given for core sales and core EPS as ranges. Source
  • New: Corning announced a multiyear agreement with Meta, up to $6 billion, for data-center technologies made in the United States. Source

Results and growth drivers

  • Q4 core sales grew 14%: Q4 core sales were $4.41 billion, up 14% year over year. GAAP sales were $4.22 billion. Core EPS was $0.72, up 26%, and GAAP EPS was $0.62. Source
  • Q4 landed above October guidance: Q4 core sales of $4.41 billion compared with the approximately $4.35 billion guided in October. Core EPS of $0.72 was at the top of the $0.68 to $0.72 range guided then.
  • Full-year core EPS rose 29%: Full-year core sales were $16.41 billion, up 13%. Full-year core EPS was $2.52, up 29%. GAAP diluted EPS for the year was $1.83. Source

Segment sales by business

  • Optical Communications sales grew 24%: Optical Communications net sales were $1,701 million in Q4, up 24% year over year and 3% from Q3. Full-year net sales were $6,274 million, up 35%. Source
  • Display sales fell 2%: Display net sales were $955 million in Q4, down 2% year over year. Full-year net sales were $3,697 million, down 5%. Source
  • Specialty Materials sales rose 6%: Specialty Materials Q4 net sales were $544 million, down 12% from Q3 and up 6% year over year. Full-year net sales were $2,211 million, up 10%. Source
  • Hemlock and Emerging Growth sales rose: Hemlock and Emerging Growth Businesses Q4 net sales were $526 million, up 45% from Q3 and 62% year over year. Full-year net sales were $1,460 million, up 33%. Source
  • Automotive and Life Sciences sales lower: Automotive Q4 net sales were $440 million, down 3% from Q3 and 1% year over year. Life Sciences Q4 net sales were $246 million, up 2% from Q3 and down 2% year over year. Source

“We enter 2026 with exciting momentum. In Q1, we expect year-over-year growth to accelerate, with core sales up approximately 15% to a range of $4.2 billion to $4.3 billion, and core EPS growing to a range of $0.66 to $0.70.”

Ed Schlesinger, executive vice president and chief financial officer

Margins and returns

  • Core gross margin 38.1% in Q4: Core gross margin was 38.1% in Q4, against 38.6% in Q4 2024. GAAP gross margin was 35.5%, against 34.2% a year earlier. Source
  • Core operating margin reached 20.2%: Core operating margin was 20.2% in Q4, against 18.5% a year earlier. GAAP operating margin was 15.9%, against 11.2%. Source
  • Full-year margin and ROIC expanded: For full-year 2025, core operating margin rose 180 basis points to 19.3%, and core ROIC rose 120 basis points to 12.4%. Source
  • Core ROIC and margin up since Q4-2023: Core ROIC was 14.2% in Q4, against 12.7% a year earlier. The company reports core operating margin up 390 basis points and core ROIC up 540 basis points since Q4-2023. Source

Operating cash flow

  • Q4 adjusted free cash flow $732 million: Adjusted free cash flow was $732 million in Q4, against $409 million a year earlier. GAAP operating cash flow was $1.05 billion in Q4. Source
  • Full-year free cash flow nearly doubled: Management says full-year 2025 adjusted free cash flow nearly doubled from full-year 2023 to $1.72 billion. Full-year 2024 adjusted free cash flow was $1.25 billion. Source
  • Customer deposits added Q4 cash: Customer deposits and government incentives added $317 million to Q4 operating cash flow, against a $54 million reduction a year earlier. The full-year figure was $268 million, against $6 million. Source

“In 2025, we delivered double-digit core sales growth, with core EPS growing twice as fast as sales and adjusted free cash flow growing three times as fast.”

Ed Schlesinger, executive vice president and chief financial officer

Capital spending and balance sheet

  • Q4 capital spending rose to $432 million: Capital expenditures were $432 million in Q4, against $254 million a year earlier. Full-year capital expenditures were $1.28 billion, against $965 million. Source
  • Year-end cash lower than prior year: Cash and cash equivalents were $1,526 million at year-end, against $1,768 million a year earlier. Source

Shareholder returns and share count

  • Dividends and buybacks in 2025: Dividends paid were $255 million in Q4 and $999 million for full-year 2025. Purchases of treasury stock were $5 million in Q4 and $163 million for the year. Source
  • Diluted share count rose slightly: Weighted-average diluted shares were 868 million in Q4, against 866 million. For the full year they were 871 million, against 869 million. Source

Springboard plan and strategy

  • Financial profile transformed since Springboard launch: Management said Springboard has transformed the company's financial profile since its launch two years earlier, leaving a launch point for future growth. Source
  • Upgraded plan targets more profit and cash: Management said the company is positioned to generate more profit and cash on its upgraded Springboard growth plan. Source
  • Meta agreement for U.S. data centers: Management describes the Meta agreement as a long-term partnership to develop and manufacture data-center technologies in the United States. Source

Coming up, as management said on 28 January 2026

  • Investor conferences in February and March: Corning will attend the Susquehanna technology conference on February 27 and the Morgan Stanley conference on March 3. Source
  • Management visits to investor offices: Corning will schedule management visits to investor offices in select cities, with no dates given. Source

Risks management discussed

  • Financial: GAAP and core EPS differ because of non-cash mark-to-market effects on translated earnings contracts and foreign-denominated debt, plus constant-currency adjustments. Source

Earlier plans management reported on

  • Not stated: In October management said it expected to reach a 20% Springboard operating margin in Q4 2025, a full year ahead of plan. This release reports core operating margin of 20.2% for the quarter.
  • Not stated: Management refers to the original plan and says it is being upgraded to a higher 2028 figure; no status is given for the original plan. 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.