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

Corning Inc. is the larger business by last-quarter revenue ($4.1B vs $2.7B, roughly 1.5× American Tower). American Tower runs the higher net margin — 110.1% vs 9.3%, a 100.8% gap on every dollar of revenue. American Tower produced more free cash flow last quarter ($941.0M vs $188.0M). Over the past eight quarters, Corning Inc.'s revenue compounded faster (12.9% CAGR vs 3.7%).

American Tower Corporation, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of approximately 219,000 communications sites. For more information about American Tower, please visit the Earnings Materials and Investor Presentations sections of our investor relations website at www.americantower.com.

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...

AMT vs GLW — Head-to-Head

Bigger by revenue
GLW
GLW
1.5× larger
GLW
$4.1B
$2.7B
AMT
Higher net margin
AMT
AMT
100.8% more per $
AMT
110.1%
9.3%
GLW
More free cash flow
AMT
AMT
$753.0M more FCF
AMT
$941.0M
$188.0M
GLW
Faster 2-yr revenue CAGR
GLW
GLW
Annualised
GLW
12.9%
3.7%
AMT

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
AMT
AMT
GLW
GLW
Revenue
$2.7B
$4.1B
Net Profit
$3.0B
$387.0M
Gross Margin
36.9%
Operating Margin
0.0%
15.4%
Net Margin
110.1%
9.3%
Revenue YoY
0.0%
Net Profit YoY
-60.0%
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
AMT
AMT
GLW
GLW
Q1 26
$2.7B
$4.1B
Q4 25
$2.7B
$4.2B
Q3 25
$2.7B
$4.1B
Q2 25
$2.6B
$3.9B
Q1 25
$2.6B
$3.5B
Q4 24
$2.5B
$3.5B
Q3 24
$2.5B
$3.4B
Q2 24
$2.5B
$3.3B
Net Profit
AMT
AMT
GLW
GLW
Q1 26
$3.0B
$387.0M
Q4 25
$836.8M
$540.0M
Q3 25
$912.6M
$430.0M
Q2 25
$380.5M
$469.0M
Q1 25
$498.6M
$157.0M
Q4 24
$1.2B
$310.0M
Q3 24
$-780.4M
$-117.0M
Q2 24
$908.4M
$104.0M
Gross Margin
AMT
AMT
GLW
GLW
Q1 26
36.9%
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
AMT
AMT
GLW
GLW
Q1 26
0.0%
15.4%
Q4 25
42.4%
15.9%
Q3 25
45.4%
14.4%
Q2 25
45.6%
14.8%
Q1 25
48.9%
12.9%
Q4 24
42.4%
11.2%
Q3 24
45.2%
8.9%
Q2 24
45.4%
5.7%
Net Margin
AMT
AMT
GLW
GLW
Q1 26
110.1%
9.3%
Q4 25
30.6%
12.8%
Q3 25
33.6%
10.5%
Q2 25
14.5%
12.1%
Q1 25
19.5%
4.5%
Q4 24
48.3%
8.9%
Q3 24
-30.9%
-3.5%
Q2 24
35.7%
3.2%
EPS (diluted)
AMT
AMT
GLW
GLW
Q1 26
$0.43
Q4 25
$1.76
$0.61
Q3 25
$1.82
$0.50
Q2 25
$0.78
$0.54
Q1 25
$1.04
$0.18
Q4 24
$2.63
$0.36
Q3 24
$-1.69
$-0.14
Q2 24
$1.92
$0.12

Balance Sheet & Financial Strength

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

Metric
AMT
AMT
GLW
GLW
Cash + ST InvestmentsLiquidity on hand
$1.6B
$1.8M
Total DebtLower is stronger
$7.7M
Stockholders' EquityBook value
$10.2B
$12.3M
Total Assets
$31.3M
Debt / EquityLower = less leverage
0.62×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMT
AMT
GLW
GLW
Q1 26
$1.6B
$1.8M
Q4 25
$1.5B
$1.5B
Q3 25
$2.0B
Q2 25
$2.1B
Q1 25
$2.1B
Q4 24
$2.0B
$1.8B
Q3 24
$2.2B
Q2 24
$2.2B
Total Debt
AMT
AMT
GLW
GLW
Q1 26
$7.7M
Q4 25
$33.8B
$7.6B
Q3 25
$34.9B
$7.4B
Q2 25
$35.2B
$6.7B
Q1 25
$34.0B
$7.0B
Q4 24
$32.8B
$6.9B
Q3 24
$33.4B
$7.1B
Q2 24
$35.6B
$6.9B
Stockholders' Equity
AMT
AMT
GLW
GLW
Q1 26
$10.2B
$12.3M
Q4 25
$3.7B
$11.8B
Q3 25
$4.0B
$11.5B
Q2 25
$3.7B
$11.1B
Q1 25
$3.5B
$10.7B
Q4 24
$3.4B
$10.7B
Q3 24
$3.6B
$11.1B
Q2 24
$3.9B
$10.6B
Total Assets
AMT
AMT
GLW
GLW
Q1 26
$31.3M
Q4 25
$63.2B
$31.0B
Q3 25
$63.9B
$29.9B
Q2 25
$63.8B
$28.7B
Q1 25
$62.1B
$27.4B
Q4 24
$61.1B
$27.7B
Q3 24
$62.8B
$28.3B
Q2 24
$65.8B
$27.2B
Debt / Equity
AMT
AMT
GLW
GLW
Q1 26
0.62×
Q4 25
9.26×
0.65×
Q3 25
8.82×
0.64×
Q2 25
9.48×
0.60×
Q1 25
9.63×
0.65×
Q4 24
9.70×
0.64×
Q3 24
9.16×
0.64×
Q2 24
9.24×
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
AMT
AMT
GLW
GLW
Operating Cash FlowLast quarter
$362.0M
Free Cash FlowOCF − Capex
$941.0M
$188.0M
FCF MarginFCF / Revenue
34.4%
4.5%
Capex IntensityCapex / Revenue
16.8%
8.0%
Cash ConversionOCF / Net Profit
0.94×
TTM Free Cash FlowTrailing 4 quarters
$6.7B
$1.7B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMT
AMT
GLW
GLW
Q1 26
$362.0M
Q4 25
$5.5B
$1.1B
Q3 25
$1.5B
$784.0M
Q2 25
$1.3B
$708.0M
Q1 25
$1.3B
$151.0M
Q4 24
$5.3B
$623.0M
Q3 24
$1.5B
$699.0M
Q2 24
$1.3B
$521.0M
Free Cash Flow
AMT
AMT
GLW
GLW
Q1 26
$941.0M
$188.0M
Q4 25
$3.8B
$620.0M
Q3 25
$994.5M
$450.0M
Q2 25
$976.9M
$400.0M
Q1 25
$963.9M
$-57.0M
Q4 24
$3.7B
$369.0M
Q3 24
$1.0B
$482.0M
Q2 24
$1.0B
$279.0M
FCF Margin
AMT
AMT
GLW
GLW
Q1 26
34.4%
4.5%
Q4 25
138.2%
14.7%
Q3 25
36.6%
11.0%
Q2 25
37.2%
10.4%
Q1 25
37.6%
-1.7%
Q4 24
145.3%
10.5%
Q3 24
41.4%
14.2%
Q2 24
39.8%
8.6%
Capex Intensity
AMT
AMT
GLW
GLW
Q1 26
16.8%
8.0%
Q4 25
61.4%
10.2%
Q3 25
17.1%
8.1%
Q2 25
11.6%
8.0%
Q1 25
12.9%
6.0%
Q4 24
62.4%
7.3%
Q3 24
16.8%
6.4%
Q2 24
12.8%
7.4%
Cash Conversion
AMT
AMT
GLW
GLW
Q1 26
0.94×
Q4 25
6.53×
1.95×
Q3 25
1.60×
1.82×
Q2 25
3.37×
1.51×
Q1 25
2.60×
0.96×
Q4 24
4.30×
2.01×
Q3 24
Q2 24
1.47×
5.01×

Financial Flow Comparison

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

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