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Side-by-side financial comparison of FOSTER L B CO (FSTR) and Gogo Inc. (GOGO). Click either name above to swap in a different company.

Gogo Inc. is the larger business by last-quarter revenue ($230.6M vs $160.4M, roughly 1.4× FOSTER L B CO). FOSTER L B CO runs the higher net margin — 1.5% vs -4.3%, a 5.8% gap on every dollar of revenue. On growth, Gogo Inc. posted the faster year-over-year revenue change (67.3% vs 25.1%). FOSTER L B CO produced more free cash flow last quarter ($19.8M vs $-25.4M). Over the past eight quarters, Gogo Inc.'s revenue compounded faster (48.7% CAGR vs 13.6%).

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.

Gogo Inc. is an American provider of in-flight broadband Internet service and other connectivity services for business aircraft, headquartered in Broomfield, Colorado. Through its Gogo LLC subsidiary, Gogo previously provided in-flight WiFi to 17 airlines until the Commercial Air business was sold to Intelsat for $400 million in December 2020. According to Gogo, over 2,500 commercial aircraft and 6,600 business aircraft have been equipped with its onboard Wi-Fi services. The company is the de...

FSTR vs GOGO — Head-to-Head

Bigger by revenue
GOGO
GOGO
1.4× larger
GOGO
$230.6M
$160.4M
FSTR
Growing faster (revenue YoY)
GOGO
GOGO
+42.2% gap
GOGO
67.3%
25.1%
FSTR
Higher net margin
FSTR
FSTR
5.8% more per $
FSTR
1.5%
-4.3%
GOGO
More free cash flow
FSTR
FSTR
$45.2M more FCF
FSTR
$19.8M
$-25.4M
GOGO
Faster 2-yr revenue CAGR
GOGO
GOGO
Annualised
GOGO
48.7%
13.6%
FSTR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FSTR
FSTR
GOGO
GOGO
Revenue
$160.4M
$230.6M
Net Profit
$2.4M
$-10.0M
Gross Margin
19.7%
Operating Margin
4.9%
6.2%
Net Margin
1.5%
-4.3%
Revenue YoY
25.1%
67.3%
Net Profit YoY
1098.3%
64.6%
EPS (diluted)
$0.22
$-0.08

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
FSTR
FSTR
GOGO
GOGO
Q4 25
$160.4M
$230.6M
Q3 25
$138.3M
$223.6M
Q2 25
$143.6M
$226.0M
Q1 25
$97.8M
$230.3M
Q4 24
$128.2M
$137.8M
Q3 24
$137.5M
$100.5M
Q2 24
$140.8M
$102.1M
Q1 24
$124.3M
$104.3M
Net Profit
FSTR
FSTR
GOGO
GOGO
Q4 25
$2.4M
$-10.0M
Q3 25
$4.4M
$-1.9M
Q2 25
$2.9M
$12.8M
Q1 25
$-2.1M
$12.0M
Q4 24
$-242.0K
$-28.2M
Q3 24
$35.9M
$10.6M
Q2 24
$2.8M
$839.0K
Q1 24
$4.4M
$30.5M
Gross Margin
FSTR
FSTR
GOGO
GOGO
Q4 25
19.7%
Q3 25
22.5%
Q2 25
21.5%
87.8%
Q1 25
20.6%
87.3%
Q4 24
22.3%
Q3 24
23.8%
Q2 24
21.7%
Q1 24
21.1%
Operating Margin
FSTR
FSTR
GOGO
GOGO
Q4 25
4.9%
6.2%
Q3 25
6.0%
12.9%
Q2 25
5.3%
15.9%
Q1 25
-2.0%
15.3%
Q4 24
2.4%
-17.5%
Q3 24
5.3%
19.0%
Q2 24
3.2%
21.2%
Q1 24
4.5%
33.2%
Net Margin
FSTR
FSTR
GOGO
GOGO
Q4 25
1.5%
-4.3%
Q3 25
3.1%
-0.9%
Q2 25
2.0%
5.7%
Q1 25
-2.2%
5.2%
Q4 24
-0.2%
-20.5%
Q3 24
26.1%
10.6%
Q2 24
2.0%
0.8%
Q1 24
3.6%
29.2%
EPS (diluted)
FSTR
FSTR
GOGO
GOGO
Q4 25
$0.22
$-0.08
Q3 25
$0.40
$-0.01
Q2 25
$0.27
$0.09
Q1 25
$-0.20
$0.09
Q4 24
$-0.04
$-0.22
Q3 24
$3.27
$0.08
Q2 24
$0.26
$0.01
Q1 24
$0.40
$0.23

Balance Sheet & Financial Strength

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

Metric
FSTR
FSTR
GOGO
GOGO
Cash + ST InvestmentsLiquidity on hand
$4.3M
$125.2M
Total DebtLower is stronger
$42.6M
Stockholders' EquityBook value
$175.3M
$101.1M
Total Assets
$330.4M
$1.3B
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FSTR
FSTR
GOGO
GOGO
Q4 25
$4.3M
$125.2M
Q3 25
$3.4M
$133.6M
Q2 25
$4.2M
$102.1M
Q1 25
$2.6M
$70.3M
Q4 24
$2.5M
$41.8M
Q3 24
$3.1M
$176.7M
Q2 24
$4.0M
$161.6M
Q1 24
$3.1M
$152.8M
Total Debt
FSTR
FSTR
GOGO
GOGO
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
Q1 24
$77.9M
Stockholders' Equity
FSTR
FSTR
GOGO
GOGO
Q4 25
$175.3M
$101.1M
Q3 25
$174.8M
$107.0M
Q2 25
$174.4M
$102.8M
Q1 25
$170.8M
$82.9M
Q4 24
$178.3M
$69.3M
Q3 24
$181.9M
$52.7M
Q2 24
$147.1M
$52.0M
Q1 24
$144.6M
$62.4M
Total Assets
FSTR
FSTR
GOGO
GOGO
Q4 25
$330.4M
$1.3B
Q3 25
$333.9M
$1.3B
Q2 25
$349.9M
$1.3B
Q1 25
$342.8M
$1.2B
Q4 24
$334.6M
$1.2B
Q3 24
$344.5M
$810.7M
Q2 24
$333.3M
$802.7M
Q1 24
$326.4M
$809.0M
Debt / Equity
FSTR
FSTR
GOGO
GOGO
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×
Q1 24
0.54×

Cash Flow & Capital Efficiency

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

Metric
FSTR
FSTR
GOGO
GOGO
Operating Cash FlowLast quarter
$22.2M
$8.5M
Free Cash FlowOCF − Capex
$19.8M
$-25.4M
FCF MarginFCF / Revenue
12.3%
-11.0%
Capex IntensityCapex / Revenue
1.5%
14.7%
Cash ConversionOCF / Net Profit
9.18×
TTM Free Cash FlowTrailing 4 quarters
$25.2M
$65.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FSTR
FSTR
GOGO
GOGO
Q4 25
$22.2M
$8.5M
Q3 25
$29.2M
$46.8M
Q2 25
$10.4M
$36.7M
Q1 25
$-26.1M
$32.5M
Q4 24
$24.3M
$-38.3M
Q3 24
$24.7M
$25.1M
Q2 24
$-5.0M
$24.9M
Q1 24
$-21.4M
$29.7M
Free Cash Flow
FSTR
FSTR
GOGO
GOGO
Q4 25
$19.8M
$-25.4M
Q3 25
$26.4M
$27.3M
Q2 25
$7.7M
$33.5M
Q1 25
$-28.7M
$29.7M
Q4 24
$22.3M
$-42.6M
Q3 24
$21.7M
$20.7M
Q2 24
$-7.0M
$21.6M
Q1 24
$-24.2M
$28.2M
FCF Margin
FSTR
FSTR
GOGO
GOGO
Q4 25
12.3%
-11.0%
Q3 25
19.1%
12.2%
Q2 25
5.4%
14.8%
Q1 25
-29.4%
12.9%
Q4 24
17.4%
-30.9%
Q3 24
15.8%
20.6%
Q2 24
-5.0%
21.1%
Q1 24
-19.4%
27.0%
Capex Intensity
FSTR
FSTR
GOGO
GOGO
Q4 25
1.5%
14.7%
Q3 25
2.0%
8.7%
Q2 25
1.9%
1.4%
Q1 25
2.6%
1.2%
Q4 24
1.5%
3.1%
Q3 24
2.2%
4.4%
Q2 24
1.5%
3.3%
Q1 24
2.2%
1.4%
Cash Conversion
FSTR
FSTR
GOGO
GOGO
Q4 25
9.18×
Q3 25
6.70×
Q2 25
3.61×
2.87×
Q1 25
2.70×
Q4 24
Q3 24
0.69×
2.36×
Q2 24
-1.74×
29.74×
Q1 24
-4.83×
0.97×

Financial Flow Comparison

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

Revenue Breakdown by Segment

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%

GOGO
GOGO

Services$191.9M83%
Products$38.7M17%
Fcc Reimbursement Program$2.0M1%

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