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

BKV Corp is the larger business by last-quarter revenue ($255.9M vs $160.4M, roughly 1.6× FOSTER L B CO). BKV Corp runs the higher net margin — 27.5% vs 1.5%, a 26.0% gap on every dollar of revenue.

BKV Corp is a North American independent energy company focused on sustainable natural gas exploration, production, and distribution, with core operating assets located in the Appalachian Basin. It serves utility, industrial, and commercial customers across the region, and invests in low-carbon technologies including carbon capture to reduce operational emissions.

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.

BKV vs FSTR — Head-to-Head

Bigger by revenue
BKV
BKV
1.6× larger
BKV
$255.9M
$160.4M
FSTR
Higher net margin
BKV
BKV
26.0% more per $
BKV
27.5%
1.5%
FSTR

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BKV
BKV
FSTR
FSTR
Revenue
$255.9M
$160.4M
Net Profit
$70.4M
$2.4M
Gross Margin
19.7%
Operating Margin
39.3%
4.9%
Net Margin
27.5%
1.5%
Revenue YoY
25.1%
Net Profit YoY
1098.3%
EPS (diluted)
$0.78
$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
BKV
BKV
FSTR
FSTR
Q4 25
$255.9M
$160.4M
Q3 25
$199.8M
$138.3M
Q2 25
$207.1M
$143.6M
Q1 25
$231.0M
$97.8M
Q4 24
$128.2M
Q3 24
$133.5M
$137.5M
Q2 24
$140.8M
Q1 24
$124.3M
Net Profit
BKV
BKV
FSTR
FSTR
Q4 25
$70.4M
$2.4M
Q3 25
$76.8M
$4.4M
Q2 25
$104.6M
$2.9M
Q1 25
$-78.7M
$-2.1M
Q4 24
$-242.0K
Q3 24
$12.9M
$35.9M
Q2 24
$2.8M
Q1 24
$4.4M
Gross Margin
BKV
BKV
FSTR
FSTR
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%
Q1 24
21.1%
Operating Margin
BKV
BKV
FSTR
FSTR
Q4 25
39.3%
4.9%
Q3 25
41.2%
6.0%
Q2 25
62.0%
5.3%
Q1 25
-40.6%
-2.0%
Q4 24
2.4%
Q3 24
-15.7%
5.3%
Q2 24
3.2%
Q1 24
4.5%
Net Margin
BKV
BKV
FSTR
FSTR
Q4 25
27.5%
1.5%
Q3 25
38.5%
3.1%
Q2 25
50.5%
2.0%
Q1 25
-34.1%
-2.2%
Q4 24
-0.2%
Q3 24
9.6%
26.1%
Q2 24
2.0%
Q1 24
3.6%
EPS (diluted)
BKV
BKV
FSTR
FSTR
Q4 25
$0.78
$0.22
Q3 25
$0.90
$0.40
Q2 25
$1.23
$0.27
Q1 25
$-0.93
$-0.20
Q4 24
$-0.04
Q3 24
$0.18
$3.27
Q2 24
$0.26
Q1 24
$0.40

Balance Sheet & Financial Strength

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

Metric
BKV
BKV
FSTR
FSTR
Cash + ST InvestmentsLiquidity on hand
$199.4M
$4.3M
Total DebtLower is stronger
$486.8M
$42.6M
Stockholders' EquityBook value
$2.0B
$175.3M
Total Assets
$3.1B
$330.4M
Debt / EquityLower = less leverage
0.24×
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BKV
BKV
FSTR
FSTR
Q4 25
$199.4M
$4.3M
Q3 25
$83.1M
$3.4M
Q2 25
$21.4M
$4.2M
Q1 25
$15.3M
$2.6M
Q4 24
$2.5M
Q3 24
$31.3M
$3.1M
Q2 24
$4.0M
Q1 24
$3.1M
Total Debt
BKV
BKV
FSTR
FSTR
Q4 25
$486.8M
$42.6M
Q3 25
$486.6M
$58.6M
Q2 25
$200.0M
$81.4M
Q1 25
$200.0M
$82.3M
Q4 24
$46.8M
Q3 24
$190.0M
$68.4M
Q2 24
$87.0M
Q1 24
$77.9M
Stockholders' Equity
BKV
BKV
FSTR
FSTR
Q4 25
$2.0B
$175.3M
Q3 25
$1.8B
$174.8M
Q2 25
$1.6B
$174.4M
Q1 25
$1.5B
$170.8M
Q4 24
$178.3M
Q3 24
$1.6B
$181.9M
Q2 24
$147.1M
Q1 24
$144.6M
Total Assets
BKV
BKV
FSTR
FSTR
Q4 25
$3.1B
$330.4M
Q3 25
$2.9B
$333.9M
Q2 25
$2.3B
$349.9M
Q1 25
$2.3B
$342.8M
Q4 24
$334.6M
Q3 24
$2.3B
$344.5M
Q2 24
$333.3M
Q1 24
$326.4M
Debt / Equity
BKV
BKV
FSTR
FSTR
Q4 25
0.24×
0.24×
Q3 25
0.27×
0.33×
Q2 25
0.13×
0.47×
Q1 25
0.13×
0.48×
Q4 24
0.26×
Q3 24
0.12×
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
BKV
BKV
FSTR
FSTR
Operating Cash FlowLast quarter
$69.4M
$22.2M
Free Cash FlowOCF − Capex
$19.8M
FCF MarginFCF / Revenue
12.3%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
0.99×
9.18×
TTM Free Cash FlowTrailing 4 quarters
$25.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BKV
BKV
FSTR
FSTR
Q4 25
$69.4M
$22.2M
Q3 25
$74.5M
$29.2M
Q2 25
$76.2M
$10.4M
Q1 25
$22.6M
$-26.1M
Q4 24
$24.3M
Q3 24
$24.7M
Q2 24
$-5.0M
Q1 24
$-21.4M
Free Cash Flow
BKV
BKV
FSTR
FSTR
Q4 25
$19.8M
Q3 25
$-126.9M
$26.4M
Q2 25
$7.7M
Q1 25
$-28.7M
Q4 24
$22.3M
Q3 24
$21.7M
Q2 24
$-7.0M
Q1 24
$-24.2M
FCF Margin
BKV
BKV
FSTR
FSTR
Q4 25
12.3%
Q3 25
-63.5%
19.1%
Q2 25
5.4%
Q1 25
-29.4%
Q4 24
17.4%
Q3 24
15.8%
Q2 24
-5.0%
Q1 24
-19.4%
Capex Intensity
BKV
BKV
FSTR
FSTR
Q4 25
1.5%
Q3 25
100.9%
2.0%
Q2 25
1.9%
Q1 25
2.6%
Q4 24
1.5%
Q3 24
2.2%
Q2 24
1.5%
Q1 24
2.2%
Cash Conversion
BKV
BKV
FSTR
FSTR
Q4 25
0.99×
9.18×
Q3 25
0.97×
6.70×
Q2 25
0.73×
3.61×
Q1 25
Q4 24
Q3 24
0.69×
Q2 24
-1.74×
Q1 24
-4.83×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BKV
BKV

Natural Gas NGL And Oil$249.3M97%
Related Party And Other$4.7M2%
Marketing$2.8M1%

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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