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Side-by-side financial comparison of Empire State Realty Trust, Inc. (ESRT) and FOSTER L B CO (FSTR). Click either name above to swap in a different company.

Empire State Realty Trust, Inc. is the larger business by last-quarter revenue ($190.3M vs $160.4M, roughly 1.2× FOSTER L B CO). Empire State Realty Trust, Inc. runs the higher net margin — 1.6% vs 1.5%, a 0.1% gap on every dollar of revenue. On growth, FOSTER L B CO posted the faster year-over-year revenue change (25.1% vs 5.7%). Over the past eight quarters, FOSTER L B CO's revenue compounded faster (13.6% CAGR vs 0.2%).

Empire State Realty Trust is a leading real estate investment trust that owns, manages, and operates a portfolio of premium commercial, residential, and retail properties primarily in the New York City metropolitan area, including the iconic Empire State Building. It serves corporate tenants, retail partners, and residential occupants, focusing on sustainable property operations and long-term asset value growth.

Foster L B Co. is a U.S.-headquartered industrial manufacturing firm that develops, produces and distributes engineered access solutions, construction components, and rail infrastructure products. It serves commercial construction, transportation, and industrial end markets across North America and selected international regions.

ESRT vs FSTR — Head-to-Head

Bigger by revenue
ESRT
ESRT
1.2× larger
ESRT
$190.3M
$160.4M
FSTR
Growing faster (revenue YoY)
FSTR
FSTR
+19.4% gap
FSTR
25.1%
5.7%
ESRT
Higher net margin
ESRT
ESRT
0.1% more per $
ESRT
1.6%
1.5%
FSTR
Faster 2-yr revenue CAGR
FSTR
FSTR
Annualised
FSTR
13.6%
0.2%
ESRT

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ESRT
ESRT
FSTR
FSTR
Revenue
$190.3M
$160.4M
Net Profit
$3.0M
$2.4M
Gross Margin
19.7%
Operating Margin
15.5%
4.9%
Net Margin
1.6%
1.5%
Revenue YoY
5.7%
25.1%
Net Profit YoY
-73.7%
1098.3%
EPS (diluted)
$0.20
$0.22

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
ESRT
ESRT
FSTR
FSTR
Q1 26
$190.3M
Q4 25
$199.2M
$160.4M
Q3 25
$197.7M
$138.3M
Q2 25
$191.3M
$143.6M
Q1 25
$180.1M
$97.8M
Q4 24
$197.6M
$128.2M
Q3 24
$199.6M
$137.5M
Q2 24
$189.5M
$140.8M
Net Profit
ESRT
ESRT
FSTR
FSTR
Q1 26
$3.0M
Q4 25
$32.2M
$2.4M
Q3 25
$13.6M
$4.4M
Q2 25
$11.4M
$2.9M
Q1 25
$15.8M
$-2.1M
Q4 24
$18.8M
$-242.0K
Q3 24
$22.8M
$35.9M
Q2 24
$28.6M
$2.8M
Gross Margin
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
19.7%
Q3 25
22.5%
Q2 25
21.5%
Q1 25
20.6%
Q4 24
22.3%
Q3 24
23.8%
Q2 24
21.7%
Operating Margin
ESRT
ESRT
FSTR
FSTR
Q1 26
15.5%
Q4 25
17.8%
4.9%
Q3 25
19.9%
6.0%
Q2 25
18.4%
5.3%
Q1 25
14.3%
-2.0%
Q4 24
21.7%
2.4%
Q3 24
22.7%
5.3%
Q2 24
20.8%
3.2%
Net Margin
ESRT
ESRT
FSTR
FSTR
Q1 26
1.6%
Q4 25
16.1%
1.5%
Q3 25
6.9%
3.1%
Q2 25
6.0%
2.0%
Q1 25
8.8%
-2.2%
Q4 24
9.5%
-0.2%
Q3 24
11.4%
26.1%
Q2 24
15.1%
2.0%
EPS (diluted)
ESRT
ESRT
FSTR
FSTR
Q1 26
$0.20
Q4 25
$0.11
$0.22
Q3 25
$0.05
$0.40
Q2 25
$0.04
$0.27
Q1 25
$0.05
$-0.20
Q4 24
$0.07
$-0.04
Q3 24
$0.08
$3.27
Q2 24
$0.10
$0.26

Balance Sheet & Financial Strength

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

Metric
ESRT
ESRT
FSTR
FSTR
Cash + ST InvestmentsLiquidity on hand
$68.8M
$4.3M
Total DebtLower is stronger
$42.6M
Stockholders' EquityBook value
$1.8B
$175.3M
Total Assets
$4.4B
$330.4M
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ESRT
ESRT
FSTR
FSTR
Q1 26
$68.8M
Q4 25
$132.7M
$4.3M
Q3 25
$154.1M
$3.4M
Q2 25
$94.6M
$4.2M
Q1 25
$187.8M
$2.6M
Q4 24
$385.5M
$2.5M
Q3 24
$421.9M
$3.1M
Q2 24
$535.5M
$4.0M
Total Debt
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
$42.6M
Q3 25
$58.6M
Q2 25
$81.4M
Q1 25
$82.3M
Q4 24
$46.8M
Q3 24
$68.4M
Q2 24
$87.0M
Stockholders' Equity
ESRT
ESRT
FSTR
FSTR
Q1 26
$1.8B
Q4 25
$1.1B
$175.3M
Q3 25
$1.0B
$174.8M
Q2 25
$1.0B
$174.4M
Q1 25
$1.0B
$170.8M
Q4 24
$1.0B
$178.3M
Q3 24
$1.0B
$181.9M
Q2 24
$1.0B
$147.1M
Total Assets
ESRT
ESRT
FSTR
FSTR
Q1 26
$4.4B
Q4 25
$4.5B
$330.4M
Q3 25
$4.1B
$333.9M
Q2 25
$4.1B
$349.9M
Q1 25
$4.1B
$342.8M
Q4 24
$4.5B
$334.6M
Q3 24
$4.4B
$344.5M
Q2 24
$4.4B
$333.3M
Debt / Equity
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
0.24×
Q3 25
0.33×
Q2 25
0.47×
Q1 25
0.48×
Q4 24
0.26×
Q3 24
0.38×
Q2 24
0.59×

Cash Flow & Capital Efficiency

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

Metric
ESRT
ESRT
FSTR
FSTR
Operating Cash FlowLast quarter
$22.2M
Free Cash FlowOCF − Capex
$19.8M
FCF MarginFCF / Revenue
12.3%
Capex IntensityCapex / Revenue
10.0%
1.5%
Cash ConversionOCF / Net Profit
9.18×
TTM Free Cash FlowTrailing 4 quarters
$25.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
$249.1M
$22.2M
Q3 25
$105.3M
$29.2M
Q2 25
$26.7M
$10.4M
Q1 25
$83.1M
$-26.1M
Q4 24
$260.9M
$24.3M
Q3 24
$102.8M
$24.7M
Q2 24
$37.1M
$-5.0M
Free Cash Flow
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
$50.6M
$19.8M
Q3 25
$72.8M
$26.4M
Q2 25
$-55.1M
$7.7M
Q1 25
$41.1M
$-28.7M
Q4 24
$88.0M
$22.3M
Q3 24
$-65.1M
$21.7M
Q2 24
$19.5M
$-7.0M
FCF Margin
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
25.4%
12.3%
Q3 25
36.8%
19.1%
Q2 25
-28.8%
5.4%
Q1 25
22.8%
-29.4%
Q4 24
44.5%
17.4%
Q3 24
-32.6%
15.8%
Q2 24
10.3%
-5.0%
Capex Intensity
ESRT
ESRT
FSTR
FSTR
Q1 26
10.0%
Q4 25
99.6%
1.5%
Q3 25
16.5%
2.0%
Q2 25
42.8%
1.9%
Q1 25
23.4%
2.6%
Q4 24
87.5%
1.5%
Q3 24
84.1%
2.2%
Q2 24
9.3%
1.5%
Cash Conversion
ESRT
ESRT
FSTR
FSTR
Q1 26
Q4 25
7.74×
9.18×
Q3 25
7.72×
6.70×
Q2 25
2.35×
3.61×
Q1 25
5.27×
Q4 24
13.88×
Q3 24
4.51×
0.69×
Q2 24
1.30×
-1.74×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ESRT
ESRT

Rental revenue (1)$166.1M87%
Observatory revenue$18.5M10%
Other revenue and fees$4.1M2%
Lease termination fees$1.4M1%
Third-party management and other fees$277.0K0%

FSTR
FSTR

Rail Technologies And Services Segment$98.0M61%
Over Time Output Method$26.3M16%
Services$19.4M12%
Rail Technologies Products$10.0M6%
Over Time Input Method$8.3M5%

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