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Side-by-side financial comparison of Corning Inc. (GLW) and W. R. Berkley Corporation (WRB). Click either name above to swap in a different company.

Corning Inc. is the larger business by last-quarter revenue ($4.2B vs $3.7B, roughly 1.1× W. R. Berkley Corporation). W. R. Berkley Corporation runs the higher net margin — 14.0% vs 12.8%, a 1.1% gap on every dollar of revenue. On growth, Corning Inc. posted the faster year-over-year revenue change (20.4% vs 4.0%). Over the past eight quarters, Corning Inc.'s revenue compounded faster (19.0% CAGR vs 5.5%).

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...

William Robert Berkley is the founder and current chairman of W. R. Berkley Corporation and the chairman of the New York University Board of Trustees.

GLW vs WRB — Head-to-Head

Bigger by revenue
GLW
GLW
1.1× larger
GLW
$4.2B
$3.7B
WRB
Growing faster (revenue YoY)
GLW
GLW
+16.4% gap
GLW
20.4%
4.0%
WRB
Higher net margin
WRB
WRB
1.1% more per $
WRB
14.0%
12.8%
GLW
Faster 2-yr revenue CAGR
GLW
GLW
Annualised
GLW
19.0%
5.5%
WRB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
GLW
GLW
WRB
WRB
Revenue
$4.2B
$3.7B
Net Profit
$540.0M
$515.2M
Gross Margin
35.5%
Operating Margin
15.9%
Net Margin
12.8%
14.0%
Revenue YoY
20.4%
4.0%
Net Profit YoY
74.2%
23.4%
EPS (diluted)
$0.61
$1.31

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
WRB
WRB
Q1 26
$3.7B
Q4 25
$4.2B
$3.7B
Q3 25
$4.1B
$3.8B
Q2 25
$3.9B
$3.7B
Q1 25
$3.5B
$3.5B
Q4 24
$3.5B
$3.7B
Q3 24
$3.4B
$3.4B
Q2 24
$3.3B
$3.3B
Net Profit
GLW
GLW
WRB
WRB
Q1 26
$515.2M
Q4 25
$540.0M
$449.5M
Q3 25
$430.0M
$511.0M
Q2 25
$469.0M
$401.3M
Q1 25
$157.0M
$417.6M
Q4 24
$310.0M
$576.1M
Q3 24
$-117.0M
$365.6M
Q2 24
$104.0M
$371.9M
Gross Margin
GLW
GLW
WRB
WRB
Q1 26
Q4 25
35.5%
Q3 25
37.1%
Q2 25
36.0%
Q1 25
35.2%
Q4 24
34.2%
Q3 24
33.5%
Q2 24
29.2%
Operating Margin
GLW
GLW
WRB
WRB
Q1 26
Q4 25
15.9%
15.4%
Q3 25
14.4%
17.2%
Q2 25
14.8%
14.2%
Q1 25
12.9%
15.2%
Q4 24
11.2%
19.9%
Q3 24
8.9%
14.0%
Q2 24
5.7%
14.7%
Net Margin
GLW
GLW
WRB
WRB
Q1 26
14.0%
Q4 25
12.8%
12.1%
Q3 25
10.5%
13.6%
Q2 25
12.1%
10.9%
Q1 25
4.5%
11.8%
Q4 24
8.9%
15.7%
Q3 24
-3.5%
10.8%
Q2 24
3.2%
11.2%
EPS (diluted)
GLW
GLW
WRB
WRB
Q1 26
$1.31
Q4 25
$0.61
$1.13
Q3 25
$0.50
$1.28
Q2 25
$0.54
$1.00
Q1 25
$0.18
$1.04
Q4 24
$0.36
$0.89
Q3 24
$-0.14
$0.91
Q2 24
$0.12
$0.92

Balance Sheet & Financial Strength

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

Metric
GLW
GLW
WRB
WRB
Cash + ST InvestmentsLiquidity on hand
$1.5B
$2.1B
Total DebtLower is stronger
$7.6B
Stockholders' EquityBook value
$11.8B
Total Assets
$31.0B
$44.3B
Debt / EquityLower = less leverage
0.65×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GLW
GLW
WRB
WRB
Q1 26
$2.1B
Q4 25
$1.5B
$2.5B
Q3 25
$2.4B
Q2 25
$2.0B
Q1 25
$1.7B
Q4 24
$1.8B
$2.0B
Q3 24
$1.6B
Q2 24
$1.6B
Total Debt
GLW
GLW
WRB
WRB
Q1 26
Q4 25
$7.6B
Q3 25
$7.4B
Q2 25
$6.7B
Q1 25
$7.0B
Q4 24
$6.9B
Q3 24
$7.1B
Q2 24
$6.9B
Stockholders' Equity
GLW
GLW
WRB
WRB
Q1 26
Q4 25
$11.8B
$9.7B
Q3 25
$11.5B
$9.8B
Q2 25
$11.1B
$9.3B
Q1 25
$10.7B
$8.9B
Q4 24
$10.7B
$8.4B
Q3 24
$11.1B
$8.4B
Q2 24
$10.6B
$7.8B
Total Assets
GLW
GLW
WRB
WRB
Q1 26
$44.3B
Q4 25
$31.0B
$44.1B
Q3 25
$29.9B
$43.7B
Q2 25
$28.7B
$42.7B
Q1 25
$27.4B
$41.3B
Q4 24
$27.7B
$40.6B
Q3 24
$28.3B
$40.4B
Q2 24
$27.2B
$38.9B
Debt / Equity
GLW
GLW
WRB
WRB
Q1 26
Q4 25
0.65×
Q3 25
0.64×
Q2 25
0.60×
Q1 25
0.65×
Q4 24
0.64×
Q3 24
0.64×
Q2 24
0.65×

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
WRB
WRB
Operating Cash FlowLast quarter
$1.1B
Free Cash FlowOCF − Capex
$620.0M
FCF MarginFCF / Revenue
14.7%
Capex IntensityCapex / Revenue
10.2%
Cash ConversionOCF / Net Profit
1.95×
TTM Free Cash FlowTrailing 4 quarters
$1.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GLW
GLW
WRB
WRB
Q1 26
Q4 25
$1.1B
$995.1M
Q3 25
$784.0M
$1.1B
Q2 25
$708.0M
$703.8M
Q1 25
$151.0M
$743.8M
Q4 24
$623.0M
$810.0M
Q3 24
$699.0M
$1.2B
Q2 24
$521.0M
$881.3M
Free Cash Flow
GLW
GLW
WRB
WRB
Q1 26
Q4 25
$620.0M
Q3 25
$450.0M
Q2 25
$400.0M
Q1 25
$-57.0M
Q4 24
$369.0M
Q3 24
$482.0M
Q2 24
$279.0M
FCF Margin
GLW
GLW
WRB
WRB
Q1 26
Q4 25
14.7%
Q3 25
11.0%
Q2 25
10.4%
Q1 25
-1.7%
Q4 24
10.5%
Q3 24
14.2%
Q2 24
8.6%
Capex Intensity
GLW
GLW
WRB
WRB
Q1 26
Q4 25
10.2%
Q3 25
8.1%
Q2 25
8.0%
Q1 25
6.0%
Q4 24
7.3%
Q3 24
6.4%
Q2 24
7.4%
Cash Conversion
GLW
GLW
WRB
WRB
Q1 26
Q4 25
1.95×
2.21×
Q3 25
1.82×
2.23×
Q2 25
1.51×
1.75×
Q1 25
0.96×
1.78×
Q4 24
2.01×
1.41×
Q3 24
3.39×
Q2 24
5.01×
2.37×

Financial Flow Comparison

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

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