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Side-by-side financial comparison of FOSTER L B CO (FSTR) and INSMED Inc (INSM). Click either name above to swap in a different company.
INSMED Inc is the larger business by last-quarter revenue ($263.8M vs $160.4M, roughly 1.6× FOSTER L B CO). FOSTER L B CO runs the higher net margin — 1.5% vs -124.5%, a 126.0% gap on every dollar of revenue. On growth, INSMED Inc posted the faster year-over-year revenue change (152.6% vs 25.1%). FOSTER L B CO produced more free cash flow last quarter ($19.8M vs $-264.2M). Over the past eight quarters, INSMED Inc's revenue compounded faster (86.9% 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.
Insmed Inc. is a global biopharmaceutical firm focused on developing and commercializing innovative therapies for patients with serious rare diseases that have high unmet medical needs. Its key offerings target pulmonary and endocrine rare disorders, serving markets across North America, Europe, and Asia Pacific.
FSTR vs INSM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $160.4M | $263.8M |
| Net Profit | $2.4M | $-328.5M |
| Gross Margin | 19.7% | 83.2% |
| Operating Margin | 4.9% | -121.2% |
| Net Margin | 1.5% | -124.5% |
| Revenue YoY | 25.1% | 152.6% |
| Net Profit YoY | 1098.3% | -39.5% |
| EPS (diluted) | $0.22 | $-1.55 |
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.
| Q4 25 | $160.4M | $263.8M | ||
| Q3 25 | $138.3M | $142.3M | ||
| Q2 25 | $143.6M | $107.4M | ||
| Q1 25 | $97.8M | $92.8M | ||
| Q4 24 | $128.2M | $104.4M | ||
| Q3 24 | $137.5M | $93.4M | ||
| Q2 24 | $140.8M | $90.3M | ||
| Q1 24 | $124.3M | $75.5M |
| Q4 25 | $2.4M | $-328.5M | ||
| Q3 25 | $4.4M | $-370.0M | ||
| Q2 25 | $2.9M | $-321.7M | ||
| Q1 25 | $-2.1M | $-256.6M | ||
| Q4 24 | $-242.0K | $-235.5M | ||
| Q3 24 | $35.9M | $-220.5M | ||
| Q2 24 | $2.8M | $-300.6M | ||
| Q1 24 | $4.4M | $-157.1M |
| Q4 25 | 19.7% | 83.2% | ||
| Q3 25 | 22.5% | 79.4% | ||
| Q2 25 | 21.5% | 73.9% | ||
| Q1 25 | 20.6% | 77.1% | ||
| Q4 24 | 22.3% | 75.0% | ||
| Q3 24 | 23.8% | 77.3% | ||
| Q2 24 | 21.7% | 76.8% | ||
| Q1 24 | 21.1% | 76.9% |
| Q4 25 | 4.9% | -121.2% | ||
| Q3 25 | 6.0% | -257.1% | ||
| Q2 25 | 5.3% | -291.3% | ||
| Q1 25 | -2.0% | -267.3% | ||
| Q4 24 | 2.4% | -220.6% | ||
| Q3 24 | 5.3% | -228.4% | ||
| Q2 24 | 3.2% | -319.8% | ||
| Q1 24 | 4.5% | -192.7% |
| Q4 25 | 1.5% | -124.5% | ||
| Q3 25 | 3.1% | -260.0% | ||
| Q2 25 | 2.0% | -299.5% | ||
| Q1 25 | -2.2% | -276.4% | ||
| Q4 24 | -0.2% | -225.5% | ||
| Q3 24 | 26.1% | -236.0% | ||
| Q2 24 | 2.0% | -332.8% | ||
| Q1 24 | 3.6% | -208.1% |
| Q4 25 | $0.22 | $-1.55 | ||
| Q3 25 | $0.40 | $-1.75 | ||
| Q2 25 | $0.27 | $-1.70 | ||
| Q1 25 | $-0.20 | $-1.42 | ||
| Q4 24 | $-0.04 | $-1.30 | ||
| Q3 24 | $3.27 | $-1.27 | ||
| Q2 24 | $0.26 | $-1.94 | ||
| Q1 24 | $0.40 | $-1.06 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $4.3M | $1.4B |
| Total DebtLower is stronger | $42.6M | $546.8M |
| Stockholders' EquityBook value | $175.3M | $739.0M |
| Total Assets | $330.4M | $2.3B |
| Debt / EquityLower = less leverage | 0.24× | 0.74× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $4.3M | $1.4B | ||
| Q3 25 | $3.4M | $1.7B | ||
| Q2 25 | $4.2M | $1.9B | ||
| Q1 25 | $2.6M | $1.2B | ||
| Q4 24 | $2.5M | $1.4B | ||
| Q3 24 | $3.1M | $1.5B | ||
| Q2 24 | $4.0M | $1.2B | ||
| Q1 24 | $3.1M | $595.7M |
| Q4 25 | $42.6M | $546.8M | ||
| Q3 25 | $58.6M | $546.8M | ||
| Q2 25 | $81.4M | $546.8M | ||
| Q1 25 | $82.3M | $1.1B | ||
| Q4 24 | $46.8M | $1.1B | ||
| Q3 24 | $68.4M | $971.8M | ||
| Q2 24 | $87.0M | $1.2B | ||
| Q1 24 | $77.9M | $1.2B |
| Q4 25 | $175.3M | $739.0M | ||
| Q3 25 | $174.8M | $945.6M | ||
| Q2 25 | $174.4M | $1.2B | ||
| Q1 25 | $170.8M | $99.2M | ||
| Q4 24 | $178.3M | $285.4M | ||
| Q3 24 | $181.9M | $483.4M | ||
| Q2 24 | $147.1M | $38.8M | ||
| Q1 24 | $144.6M | $-464.8M |
| Q4 25 | $330.4M | $2.3B | ||
| Q3 25 | $333.9M | $2.4B | ||
| Q2 25 | $349.9M | $2.5B | ||
| Q1 25 | $342.8M | $1.8B | ||
| Q4 24 | $334.6M | $2.0B | ||
| Q3 24 | $344.5M | $2.1B | ||
| Q2 24 | $333.3M | $1.8B | ||
| Q1 24 | $326.4M | $1.2B |
| Q4 25 | 0.24× | 0.74× | ||
| Q3 25 | 0.33× | 0.58× | ||
| Q2 25 | 0.47× | 0.44× | ||
| Q1 25 | 0.48× | 11.31× | ||
| Q4 24 | 0.26× | 3.93× | ||
| Q3 24 | 0.38× | 2.01× | ||
| Q2 24 | 0.59× | 30.66× | ||
| 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | $22.2M | $-247.6M |
| Free Cash FlowOCF − Capex | $19.8M | $-264.2M |
| FCF MarginFCF / Revenue | 12.3% | -100.1% |
| Capex IntensityCapex / Revenue | 1.5% | 6.3% |
| Cash ConversionOCF / Net Profit | 9.18× | — |
| TTM Free Cash FlowTrailing 4 quarters | $25.2M | $-967.6M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $22.2M | $-247.6M | ||
| Q3 25 | $29.2M | $-219.8M | ||
| Q2 25 | $10.4M | $-205.6M | ||
| Q1 25 | $-26.1M | $-262.1M | ||
| Q4 24 | $24.3M | $-196.0M | ||
| Q3 24 | $24.7M | $-180.9M | ||
| Q2 24 | $-5.0M | $-123.0M | ||
| Q1 24 | $-21.4M | $-184.0M |
| Q4 25 | $19.8M | $-264.2M | ||
| Q3 25 | $26.4M | $-222.2M | ||
| Q2 25 | $7.7M | $-209.1M | ||
| Q1 25 | $-28.7M | $-272.2M | ||
| Q4 24 | $22.3M | $-202.8M | ||
| Q3 24 | $21.7M | $-184.6M | ||
| Q2 24 | $-7.0M | $-129.7M | ||
| Q1 24 | $-24.2M | $-188.7M |
| Q4 25 | 12.3% | -100.1% | ||
| Q3 25 | 19.1% | -156.1% | ||
| Q2 25 | 5.4% | -194.6% | ||
| Q1 25 | -29.4% | -293.2% | ||
| Q4 24 | 17.4% | -194.1% | ||
| Q3 24 | 15.8% | -197.6% | ||
| Q2 24 | -5.0% | -143.6% | ||
| Q1 24 | -19.4% | -250.0% |
| Q4 25 | 1.5% | 6.3% | ||
| Q3 25 | 2.0% | 1.7% | ||
| Q2 25 | 1.9% | 3.2% | ||
| Q1 25 | 2.6% | 10.8% | ||
| Q4 24 | 1.5% | 6.5% | ||
| Q3 24 | 2.2% | 3.9% | ||
| Q2 24 | 1.5% | 7.5% | ||
| Q1 24 | 2.2% | 6.2% |
| Q4 25 | 9.18× | — | ||
| Q3 25 | 6.70× | — | ||
| Q2 25 | 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
FSTR
| Rail Technologies And Services Segment | $98.0M | 61% |
| Over Time Output Method | $26.3M | 16% |
| Services | $19.4M | 12% |
| Rail Technologies Products | $10.0M | 6% |
| Over Time Input Method | $8.3M | 5% |
INSM
Segment breakdown not available.
