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

ARGAN INC is the larger business by last-quarter revenue ($251.2M vs $160.4M, roughly 1.6× FOSTER L B CO). ARGAN INC runs the higher net margin — 12.2% vs 1.5%, a 10.7% gap on every dollar of revenue. On growth, FOSTER L B CO posted the faster year-over-year revenue change (25.1% vs -2.3%). ARGAN INC produced more free cash flow last quarter ($171.9M vs $19.8M). Over the past eight quarters, ARGAN INC's revenue compounded faster (23.5% CAGR vs 13.6%).

Argan Inc. is a diversified holding company that provides comprehensive engineering, construction, project management and consulting services. Its core operating segments focus on power generation, telecommunications, industrial infrastructure and renewable energy projects, primarily serving public and private sector clients across North America.

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.

AGX vs FSTR — Head-to-Head

Bigger by revenue
AGX
AGX
1.6× larger
AGX
$251.2M
$160.4M
FSTR
Growing faster (revenue YoY)
FSTR
FSTR
+27.4% gap
FSTR
25.1%
-2.3%
AGX
Higher net margin
AGX
AGX
10.7% more per $
AGX
12.2%
1.5%
FSTR
More free cash flow
AGX
AGX
$152.1M more FCF
AGX
$171.9M
$19.8M
FSTR
Faster 2-yr revenue CAGR
AGX
AGX
Annualised
AGX
23.5%
13.6%
FSTR

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
AGX
AGX
FSTR
FSTR
Revenue
$251.2M
$160.4M
Net Profit
$30.7M
$2.4M
Gross Margin
18.7%
19.7%
Operating Margin
13.0%
4.9%
Net Margin
12.2%
1.5%
Revenue YoY
-2.3%
25.1%
Net Profit YoY
9.7%
1098.3%
EPS (diluted)
$2.17
$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
AGX
AGX
FSTR
FSTR
Q4 25
$251.2M
$160.4M
Q3 25
$237.7M
$138.3M
Q2 25
$193.7M
$143.6M
Q1 25
$232.5M
$97.8M
Q4 24
$257.0M
$128.2M
Q3 24
$227.0M
$137.5M
Q2 24
$157.7M
$140.8M
Q1 24
$164.6M
$124.3M
Net Profit
AGX
AGX
FSTR
FSTR
Q4 25
$30.7M
$2.4M
Q3 25
$35.3M
$4.4M
Q2 25
$22.6M
$2.9M
Q1 25
$31.4M
$-2.1M
Q4 24
$28.0M
$-242.0K
Q3 24
$18.2M
$35.9M
Q2 24
$7.9M
$2.8M
Q1 24
$12.0M
$4.4M
Gross Margin
AGX
AGX
FSTR
FSTR
Q4 25
18.7%
19.7%
Q3 25
18.6%
22.5%
Q2 25
19.0%
21.5%
Q1 25
20.5%
20.6%
Q4 24
17.2%
22.3%
Q3 24
13.7%
23.8%
Q2 24
11.4%
21.7%
Q1 24
14.4%
21.1%
Operating Margin
AGX
AGX
FSTR
FSTR
Q4 25
13.0%
4.9%
Q3 25
12.6%
6.0%
Q2 25
12.6%
5.3%
Q1 25
14.1%
-2.0%
Q4 24
11.8%
2.4%
Q3 24
8.2%
5.3%
Q2 24
4.1%
3.2%
Q1 24
7.1%
4.5%
Net Margin
AGX
AGX
FSTR
FSTR
Q4 25
12.2%
1.5%
Q3 25
14.8%
3.1%
Q2 25
11.6%
2.0%
Q1 25
13.5%
-2.2%
Q4 24
10.9%
-0.2%
Q3 24
8.0%
26.1%
Q2 24
5.0%
2.0%
Q1 24
7.3%
3.6%
EPS (diluted)
AGX
AGX
FSTR
FSTR
Q4 25
$2.17
$0.22
Q3 25
$2.50
$0.40
Q2 25
$1.60
$0.27
Q1 25
$2.26
$-0.20
Q4 24
$2.00
$-0.04
Q3 24
$1.31
$3.27
Q2 24
$0.58
$0.26
Q1 24
$0.89
$0.40

Balance Sheet & Financial Strength

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

Metric
AGX
AGX
FSTR
FSTR
Cash + ST InvestmentsLiquidity on hand
$423.7M
$4.3M
Total DebtLower is stronger
$42.6M
Stockholders' EquityBook value
$419.7M
$175.3M
Total Assets
$1.1B
$330.4M
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AGX
AGX
FSTR
FSTR
Q4 25
$423.7M
$4.3M
Q3 25
$275.5M
$3.4M
Q2 25
$304.3M
$4.2M
Q1 25
$298.4M
$2.6M
Q4 24
$299.8M
$2.5M
Q3 24
$302.0M
$3.1M
Q2 24
$291.8M
$4.0M
Q1 24
$306.5M
$3.1M
Total Debt
AGX
AGX
FSTR
FSTR
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
AGX
AGX
FSTR
FSTR
Q4 25
$419.7M
$175.3M
Q3 25
$393.2M
$174.8M
Q2 25
$363.9M
$174.4M
Q1 25
$351.9M
$170.8M
Q4 24
$328.7M
$178.3M
Q3 24
$308.1M
$181.9M
Q2 24
$293.2M
$147.1M
Q1 24
$290.9M
$144.6M
Total Assets
AGX
AGX
FSTR
FSTR
Q4 25
$1.1B
$330.4M
Q3 25
$882.7M
$333.9M
Q2 25
$792.2M
$349.9M
Q1 25
$836.2M
$342.8M
Q4 24
$768.9M
$334.6M
Q3 24
$726.6M
$344.5M
Q2 24
$624.4M
$333.3M
Q1 24
$598.2M
$326.4M
Debt / Equity
AGX
AGX
FSTR
FSTR
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
AGX
AGX
FSTR
FSTR
Operating Cash FlowLast quarter
$172.5M
$22.2M
Free Cash FlowOCF − Capex
$171.9M
$19.8M
FCF MarginFCF / Revenue
68.4%
12.3%
Capex IntensityCapex / Revenue
0.2%
1.5%
Cash ConversionOCF / Net Profit
5.61×
9.18×
TTM Free Cash FlowTrailing 4 quarters
$283.0M
$25.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AGX
AGX
FSTR
FSTR
Q4 25
$172.5M
$22.2M
Q3 25
$34.6M
$29.2M
Q2 25
$35.3M
$10.4M
Q1 25
$44.6M
$-26.1M
Q4 24
$31.8M
$24.3M
Q3 24
$73.5M
$24.7M
Q2 24
$17.7M
$-5.0M
Q1 24
$24.6M
$-21.4M
Free Cash Flow
AGX
AGX
FSTR
FSTR
Q4 25
$171.9M
$19.8M
Q3 25
$32.9M
$26.4M
Q2 25
$34.9M
$7.7M
Q1 25
$43.3M
$-28.7M
Q4 24
$29.2M
$22.3M
Q3 24
$71.1M
$21.7M
Q2 24
$17.4M
$-7.0M
Q1 24
$24.0M
$-24.2M
FCF Margin
AGX
AGX
FSTR
FSTR
Q4 25
68.4%
12.3%
Q3 25
13.8%
19.1%
Q2 25
18.0%
5.4%
Q1 25
18.6%
-29.4%
Q4 24
11.4%
17.4%
Q3 24
31.3%
15.8%
Q2 24
11.0%
-5.0%
Q1 24
14.6%
-19.4%
Capex Intensity
AGX
AGX
FSTR
FSTR
Q4 25
0.2%
1.5%
Q3 25
0.7%
2.0%
Q2 25
0.2%
1.9%
Q1 25
0.6%
2.6%
Q4 24
1.0%
1.5%
Q3 24
1.0%
2.2%
Q2 24
0.2%
1.5%
Q1 24
0.4%
2.2%
Cash Conversion
AGX
AGX
FSTR
FSTR
Q4 25
5.61×
9.18×
Q3 25
0.98×
6.70×
Q2 25
1.57×
3.61×
Q1 25
1.42×
Q4 24
1.13×
Q3 24
4.04×
0.69×
Q2 24
2.24×
-1.74×
Q1 24
2.05×
-4.83×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AGX
AGX

Power Industry Services$195.5M78%
Industrial Construction Services$49.4M20%
Telecommunications Infrastructure Services$6.3M3%

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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