15 years of revenue, profit, cash flow and balance-sheet history through FY2025,
from SEC filings — with a computed, factual read of the trend.
Updated Overview →
Growth & profitability
Revenue has grown 6.7% per year over the past 5 years.
Net income has grown faster than revenue (25.5% vs 6.7% per year).
Operating margin has expanded, at 14.6% in the latest year.
Financial health
Total debt has grown faster than revenue (44.6% vs 6.7% per year).
Operating income covered interest expense 6.8× in the latest year.
Revenue & net income
RevenueNet income
Margins (gross / operating / net)
GrossOperatingNet
Free cash flow (CFO − capex)
Free cash flow
Cash vs total debt
CashTotal debt
Cash flow: operating / investing / financing
OperatingInvestingFinancing
Key annual figures
FY
Revenue
Net income
Gross M
Op M
FCF
Total debt
Cash
2025
$15.6B
$1.6B
36.0%
14.6%
—
—
$1.5B
2024
$13.1B
$506M
32.6%
8.7%
—
—
$1.8B
2023
$12.6B
$581M
31.2%
7.1%
—
—
$1.8B
2022
$14.2B
$1.3B
31.8%
10.1%
—
—
—
2021
$14.1B
$1.9B
36.0%
15.0%
—
—
—
2020
$11.3B
$512M
31.2%
4.5%
—
—
—
2019
$11.5B
$960M
35.1%
11.4%
—
—
—
2018
$11.3B
$1.1B
39.5%
14.0%
—
—
$2.4B
2017
$10.1B
-$497M
39.7%
15.9%
—
—
$4.3B
2016
$9.4B
$3.7B
40.1%
15.2%
—
—
$5.3B
2015
—
$1.3B
—
—
—
—
$4.5B
2014
—
$2.5B
—
—
—
—
$5.3B
2013
—
$2.0B
—
—
—
—
$4.7B
2012
—
$1.6B
—
—
—
$3.5B
$5.0B
2011
—
$2.8B
—
—
—
$2.4B
$4.7B
Revenue & net income
RevenueNet income
Margins (gross / operating / net)
GrossOperatingNet
Free cash flow (CFO − capex, quarterly)
Free cash flow
Cash vs total debt
CashTotal debt
Cash flow: operating / investing / financing
OperatingInvestingFinancing
Key quarterly figures
Quarter
Revenue
Net income
Gross M
Op M
FCF
Total debt
Cash
Mar '26
$4.1B
$371M
36.9%
15.4%
—
—
$1.8B
Dec '25
$4.2B
$540M
35.5%
15.9%
—
—
$1.5B
Sep '25
$4.1B
$430M
37.1%
14.4%
—
—
—
Jun '25
$3.9B
$469M
36.0%
14.8%
—
—
—
Mar '25
$3.5B
$157M
35.2%
12.9%
—
—
$1.4B
Dec '24
$3.5B
$310M
34.2%
11.2%
—
—
$1.8B
Sep '24
$3.4B
-$117M
33.5%
8.9%
—
—
—
Jun '24
$3.3B
$104M
29.2%
5.7%
—
—
—
Mar '24
$3.0B
$209M
33.4%
8.5%
—
—
—
Dec '23
$3.0B
-$40M
30.4%
2.6%
—
—
$1.8B
Sep '23
$3.2B
$164M
31.6%
7.4%
—
—
—
Jun '23
$3.2B
$281M
31.2%
8.6%
—
—
—
Mar '23
$3.2B
$176M
31.6%
9.3%
—
—
—
Dec '22
$3.4B
-$36M
26.9%
2.5%
—
—
—
Sep '22
$3.5B
$208M
30.4%
8.4%
—
—
—
Jun '22
$3.6B
$563M
34.5%
13.6%
—
—
—
Mar '22
$3.7B
$581M
34.9%
15.5%
—
—
—
Dec '21
$3.7B
$487M
34.6%
13.1%
—
—
—
Sep '21
$3.6B
$371M
36.5%
15.3%
—
—
—
Jun '21
$3.5B
$449M
37.6%
16.4%
—
—
—
Valuation over time
How the market has priced GLW against its own fundamentals since 2023-03 —
each month-end's share price set against the most recent annual filing, so the multiple moves
as price runs ahead of (or behind) earnings. Split-adjusted.
The price-to-earnings ratio has risen from 23.1× (Mar '23) to 123.0× (Jun '26).
The price-to-sales ratio has risen from 2.1× (Mar '23) to 12.6× (Jun '26).
Price / earnings (P/E)
P/E
Price / sales (P/S)
P/S
Frequently asked questions
Is GLW growing its revenue and profit?
Over the past 5 years, Corning Inc.'s revenue has grown 6.7% per year, and net income grown 25.5% per year. These are computed facts, not advice.
How much debt does GLW have?
As of FY2025, Corning Inc. reported — of total debt against $1.5B of cash; operating income covered interest expense 6.8×.
What is GLW's profit margin?
In FY2025, gross margin was 36.0%, operating margin 14.6%, and net margin 10.2%.
What is GLW's P/E ratio?
As of Jun '26, Corning Inc. traded at a price-to-earnings ratio of about 123.0× (market cap ÷ latest annual net income). The valuation charts above show how its P/E, P/S have moved with the share price. These are computed facts, not advice.
Where does this data come from?
All figures are extracted from the company’s SEC EDGAR/XBRL filings — 10-K annual reports and 10-Q quarterly reports (use the Annual / Quarterly toggle). Quarterly figures are derived from the as-filed statements (year-to-date amounts are differenced into discrete quarters). Growth rates and ratios are computed by tradmap; nothing here is investment advice.
Source: SEC EDGAR / XBRL (10-K + 10-Q filings) · prices EOD (Databento), corporate-action-adjusted ·
growth rates, valuation multiples & ratios computed by tradmap. Valuation uses each month-end price
against the latest annual filing. Informational only — not investment advice.