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Side-by-side financial comparison of Corning Inc. (GLW) and PPG Industries (PPG). Click either name above to swap in a different company.

Corning Inc. is the larger business by last-quarter revenue ($4.1B vs $3.9B, roughly 1.1× PPG Industries). PPG Industries runs the higher net margin — 9.8% vs 9.3%, a 0.5% gap on every dollar of revenue. On growth, PPG Industries posted the faster year-over-year revenue change (6.7% vs 0.0%). Over the past eight quarters, Corning Inc.'s revenue compounded faster (12.9% CAGR vs -9.5%).

Corning Incorporated is an American multinational technology company specializing in glass, ceramics, and related materials and technologies including advanced optics, primarily for industrial and scientific applications. Founded in 1851, the company was called Corning Glass Works for most of its history. Corning was known during the 20th century for its consumer product lines, such as including CorningWare and Visions Pyroceram-based cookware, Corelle Vitrelle tableware, and Pyrex glass bake...

PPG Industries, Inc. is an American supplier of paints, coatings, and specialty materials based in Pittsburgh, Pennsylvania. It operates in more than 70 countries globally. A member of the Fortune 500, PPG is the second largest coatings company in the world by revenue, behind Sherwin-Williams. It is headquartered in PPG Place, an office and retail complex in downtown Pittsburgh, and is known for its glass facade designed by Postmodern architect Philip Johnson.

GLW vs PPG — Head-to-Head

Bigger by revenue
GLW
GLW
1.1× larger
GLW
$4.1B
$3.9B
PPG
Growing faster (revenue YoY)
PPG
PPG
+6.7% gap
PPG
6.7%
0.0%
GLW
Higher net margin
PPG
PPG
0.5% more per $
PPG
9.8%
9.3%
GLW
Faster 2-yr revenue CAGR
GLW
GLW
Annualised
GLW
12.9%
-9.5%
PPG

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
GLW
GLW
PPG
PPG
Revenue
$4.1B
$3.9B
Net Profit
$387.0M
$385.0M
Gross Margin
36.9%
Operating Margin
15.4%
Net Margin
9.3%
9.8%
Revenue YoY
0.0%
6.7%
Net Profit YoY
-60.0%
1.9%
EPS (diluted)
$0.43

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
GLW
GLW
PPG
PPG
Q1 26
$4.1B
$3.9B
Q4 25
$4.2B
$3.9B
Q3 25
$4.1B
$4.1B
Q2 25
$3.9B
$4.2B
Q1 25
$3.5B
$3.7B
Q4 24
$3.5B
$2.2B
Q3 24
$3.4B
$4.6B
Q2 24
$3.3B
$4.8B
Net Profit
GLW
GLW
PPG
PPG
Q1 26
$387.0M
$385.0M
Q4 25
$540.0M
$300.0M
Q3 25
$430.0M
$453.0M
Q2 25
$469.0M
$450.0M
Q1 25
$157.0M
$373.0M
Q4 24
$310.0M
$-280.0M
Q3 24
$-117.0M
$468.0M
Q2 24
$104.0M
$528.0M
Gross Margin
GLW
GLW
PPG
PPG
Q1 26
36.9%
Q4 25
35.5%
40.8%
Q3 25
37.1%
40.6%
Q2 25
36.0%
42.0%
Q1 25
35.2%
41.9%
Q4 24
34.2%
34.9%
Q3 24
33.5%
41.8%
Q2 24
29.2%
43.0%
Operating Margin
GLW
GLW
PPG
PPG
Q1 26
15.4%
Q4 25
15.9%
9.9%
Q3 25
14.4%
16.9%
Q2 25
14.8%
17.7%
Q1 25
12.9%
16.5%
Q4 24
11.2%
0.5%
Q3 24
8.9%
15.6%
Q2 24
5.7%
17.3%
Net Margin
GLW
GLW
PPG
PPG
Q1 26
9.3%
9.8%
Q4 25
12.8%
7.7%
Q3 25
10.5%
11.1%
Q2 25
12.1%
10.7%
Q1 25
4.5%
10.1%
Q4 24
8.9%
-12.9%
Q3 24
-3.5%
10.2%
Q2 24
3.2%
11.0%
EPS (diluted)
GLW
GLW
PPG
PPG
Q1 26
$0.43
Q4 25
$0.61
$1.33
Q3 25
$0.50
$2.00
Q2 25
$0.54
$1.98
Q1 25
$0.18
$1.63
Q4 24
$0.36
$-1.18
Q3 24
$-0.14
$2.00
Q2 24
$0.12
$2.24

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
GLW
GLW
PPG
PPG
Cash + ST InvestmentsLiquidity on hand
$1.8M
$1.6B
Total DebtLower is stronger
$7.7M
$6.4B
Stockholders' EquityBook value
$12.3M
Total Assets
$31.3M
Debt / EquityLower = less leverage
0.62×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GLW
GLW
PPG
PPG
Q1 26
$1.8M
$1.6B
Q4 25
$1.5B
$2.2B
Q3 25
$1.9B
Q2 25
$1.6B
Q1 25
$1.9B
Q4 24
$1.8B
$1.4B
Q3 24
$1.3B
Q2 24
$1.2B
Total Debt
GLW
GLW
PPG
PPG
Q1 26
$7.7M
$6.4B
Q4 25
$7.6B
$7.3B
Q3 25
$7.4B
$7.3B
Q2 25
$6.7B
$7.3B
Q1 25
$7.0B
$7.2B
Q4 24
$6.9B
$5.8B
Q3 24
$7.1B
$6.5B
Q2 24
$6.9B
$6.4B
Stockholders' Equity
GLW
GLW
PPG
PPG
Q1 26
$12.3M
Q4 25
$11.8B
$7.9B
Q3 25
$11.5B
$7.8B
Q2 25
$11.1B
$7.6B
Q1 25
$10.7B
$6.9B
Q4 24
$10.7B
$6.8B
Q3 24
$11.1B
$7.8B
Q2 24
$10.6B
$7.8B
Total Assets
GLW
GLW
PPG
PPG
Q1 26
$31.3M
Q4 25
$31.0B
$22.1B
Q3 25
$29.9B
$22.1B
Q2 25
$28.7B
$22.1B
Q1 25
$27.4B
$21.1B
Q4 24
$27.7B
$19.4B
Q3 24
$28.3B
$21.9B
Q2 24
$27.2B
$21.7B
Debt / Equity
GLW
GLW
PPG
PPG
Q1 26
0.62×
Q4 25
0.65×
0.92×
Q3 25
0.64×
0.94×
Q2 25
0.60×
0.97×
Q1 25
0.65×
1.05×
Q4 24
0.64×
0.86×
Q3 24
0.64×
0.83×
Q2 24
0.65×
0.82×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
GLW
GLW
PPG
PPG
Operating Cash FlowLast quarter
$362.0M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
8.0%
5.0%
Cash ConversionOCF / Net Profit
0.94×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GLW
GLW
PPG
PPG
Q1 26
$362.0M
Q4 25
$1.1B
$887.0M
Q3 25
$784.0M
$685.0M
Q2 25
$708.0M
$387.0M
Q1 25
$151.0M
$-18.0M
Q4 24
$623.0M
$346.0M
Q3 24
$699.0M
$769.0M
Q2 24
$521.0M
$365.0M
Free Cash Flow
GLW
GLW
PPG
PPG
Q1 26
Q4 25
$620.0M
$586.0M
Q3 25
$450.0M
$538.0M
Q2 25
$400.0M
$266.0M
Q1 25
$-57.0M
$-227.0M
Q4 24
$369.0M
$148.0M
Q3 24
$482.0M
$620.0M
Q2 24
$279.0M
$247.0M
FCF Margin
GLW
GLW
PPG
PPG
Q1 26
Q4 25
14.7%
15.0%
Q3 25
11.0%
13.2%
Q2 25
10.4%
6.3%
Q1 25
-1.7%
-6.2%
Q4 24
10.5%
6.8%
Q3 24
14.2%
13.6%
Q2 24
8.6%
5.2%
Capex Intensity
GLW
GLW
PPG
PPG
Q1 26
8.0%
5.0%
Q4 25
10.2%
7.7%
Q3 25
8.1%
3.6%
Q2 25
8.0%
2.9%
Q1 25
6.0%
5.7%
Q4 24
7.3%
9.1%
Q3 24
6.4%
3.3%
Q2 24
7.4%
2.5%
Cash Conversion
GLW
GLW
PPG
PPG
Q1 26
0.94×
Q4 25
1.95×
2.96×
Q3 25
1.82×
1.51×
Q2 25
1.51×
0.86×
Q1 25
0.96×
-0.05×
Q4 24
2.01×
Q3 24
1.64×
Q2 24
5.01×
0.69×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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