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Corning Inc (GLW) operating KPIs

GLWNYSEDrawing & Insulating of Nonferrous WireFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 16/3073% above fair value
$123.31−5.57 (-4.32%)

Close on Oct 30, 2026Market cap $106.22BP/E 49.9Yield 0.91%

Corning core Diluted Earnings Per Share ($) ($)

Quarterly figures from Corning's filings and investor materials

QuarterlyAnnual
Latest, Q3 '26
0.91
Period ended Sep 30, 2026
Change on a year earlier
+35.8%
0.67 in Q3 '25
History
35 quarters
Since Q1 '18
Sources
27
Documents cited below

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedCore Diluted Earnings Per Share ($) ($)Year on yearSource
Q3 '26Sep 30, 20260.91+35.8%Corning Earnings Call Presentation (pres_FY2026Q3.pdf, 2026-10-27) ↗
Q2 '26Jun 30, 20260.78+30.0%Corning Earnings Call Presentation (pres_FY2026Q3.pdf, 2026-10-27) ↗
Q1 '26Mar 31, 20260.70+29.6%Corning Earnings Call Presentation (pres_FY2026Q2.pdf, 2026-07-28) ↗
Q4 '25Dec 31, 20250.72+26.3%Corning Earnings Call Presentation (pres_FY2026Q1.pdf, 2026-04-28) ↗
Q3 '25Sep 30, 20250.67+24.1%Corning Earnings Call Presentation (pres_FY2026Q3.pdf, 2026-10-27) ↗
Q2 '25Jun 30, 20250.60+27.7%Corning Earnings Call Presentation (pres_FY2026Q2.pdf, 2026-07-28) ↗
Q1 '25Mar 31, 20250.54+42.1%Corning Earnings Call Presentation (pres_FY2026Q1.pdf, 2026-04-28) ↗
Q4 '24Dec 31, 20240.57+46.2%Corning Earnings Call Presentation (pres_FY2025Q4.pdf, 2026-01-28) ↗
Q3 '24Sep 30, 20240.54+20.0%Corning Earnings Call Presentation (pres_FY2025Q3.pdf, 2025-10-28) ↗
Q2 '24Jun 30, 20240.47+4.4%Corning Earnings Call Presentation (pres_FY2025Q2.pdf, 2025-07-29) ↗
Q1 '24Mar 31, 20240.38-7.3%Corning Earnings Call Presentation (pres_FY2025Q1.pdf, 2025-04-29) ↗
Q4 '23Dec 31, 20230.39-17.0%Corning Earnings Call Presentation (pres_FY2024Q4.pdf, 2025-01-29) ↗
Q3 '23Sep 30, 20230.45-11.8%Corning Form 8-K (filed 2024-10-29) ↗
Q2 '23Jun 30, 20230.45-21.1%Corning Earnings Call Presentation (pres_FY2023Q2.pdf, 2023-07-25) ↗
Q1 '23Mar 31, 20230.41-24.1%Corning Earnings Call Presentation (pres_FY2023Q2.pdf, 2023-07-25) ↗
Q4 '22Dec 31, 20220.47-13.0%Corning Earnings Call Presentation (pres_FY2023Q1.pdf, 2023-04-25) ↗

Breakdown

What makes up core diluted earnings per share ($)

Cite this data

StockData. (2026). Corning Core Diluted Earnings Per Share ($) ($), quarterly Q1 '18–Q3 '26 [Data set]. Compiled from Corning SEC filings and investor materials. https://stockdatahq.com/stocks/glw/kpis/core-eps

See every metric in the Corning KPI table. Data updated Oct 28, 2026.