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

FOSTER L B CO is the larger business by last-quarter revenue ($160.4M vs $71.1M, roughly 2.3× Fulgent Genetics, Inc.). On growth, FOSTER L B CO posted the faster year-over-year revenue change (25.1% vs -3.2%). Over the past eight quarters, FOSTER L B CO's revenue compounded faster (13.6% CAGR vs 0.1%).

Fulgent Genetics, Inc. is a molecular diagnostics technology firm that develops and offers genetic testing services including carrier screening, oncology testing, infectious disease detection, and hereditary condition analysis, serving clinical providers, pharma firms, research institutions and public health groups primarily in 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.

FLGT vs FSTR — Head-to-Head

Bigger by revenue
FSTR
FSTR
2.3× larger
FSTR
$160.4M
$71.1M
FLGT
Growing faster (revenue YoY)
FSTR
FSTR
+28.3% gap
FSTR
25.1%
-3.2%
FLGT
Faster 2-yr revenue CAGR
FSTR
FSTR
Annualised
FSTR
13.6%
0.1%
FLGT

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
FLGT
FLGT
FSTR
FSTR
Revenue
$71.1M
$160.4M
Net Profit
$2.4M
Gross Margin
30.2%
19.7%
Operating Margin
21.1%
4.9%
Net Margin
1.5%
Revenue YoY
-3.2%
25.1%
Net Profit YoY
1098.3%
EPS (diluted)
$0.04
$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
FLGT
FLGT
FSTR
FSTR
Q1 26
$71.1M
Q4 25
$83.3M
$160.4M
Q3 25
$84.1M
$138.3M
Q2 25
$81.8M
$143.6M
Q1 25
$73.5M
$97.8M
Q4 24
$76.2M
$128.2M
Q3 24
$71.7M
$137.5M
Q2 24
$71.0M
$140.8M
Net Profit
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
$-23.4M
$2.4M
Q3 25
$-6.6M
$4.4M
Q2 25
$-19.0M
$2.9M
Q1 25
$-11.5M
$-2.1M
Q4 24
$-5.9M
$-242.0K
Q3 24
$-14.6M
$35.9M
Q2 24
$-8.7M
$2.8M
Gross Margin
FLGT
FLGT
FSTR
FSTR
Q1 26
30.2%
Q4 25
39.1%
19.7%
Q3 25
42.2%
22.5%
Q2 25
42.1%
21.5%
Q1 25
38.6%
20.6%
Q4 24
41.8%
22.3%
Q3 24
37.3%
23.8%
Q2 24
37.3%
21.7%
Operating Margin
FLGT
FLGT
FSTR
FSTR
Q1 26
21.1%
Q4 25
-43.5%
4.9%
Q3 25
-18.3%
6.0%
Q2 25
-24.1%
5.3%
Q1 25
-26.9%
-2.0%
Q4 24
-21.2%
2.4%
Q3 24
-23.8%
5.3%
Q2 24
-26.6%
3.2%
Net Margin
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
-28.1%
1.5%
Q3 25
-7.9%
3.1%
Q2 25
-23.2%
2.0%
Q1 25
-15.7%
-2.2%
Q4 24
-7.7%
-0.2%
Q3 24
-20.4%
26.1%
Q2 24
-12.3%
2.0%
EPS (diluted)
FLGT
FLGT
FSTR
FSTR
Q1 26
$0.04
Q4 25
$0.22
Q3 25
$0.40
Q2 25
$0.27
Q1 25
$-0.20
Q4 24
$-0.04
Q3 24
$3.27
Q2 24
$0.26

Balance Sheet & Financial Strength

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

Metric
FLGT
FLGT
FSTR
FSTR
Cash + ST InvestmentsLiquidity on hand
$23.4M
$4.3M
Total DebtLower is stronger
$42.6M
Stockholders' EquityBook value
$175.3M
Total Assets
$1.2B
$330.4M
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FLGT
FLGT
FSTR
FSTR
Q1 26
$23.4M
Q4 25
$50.2M
$4.3M
Q3 25
$117.6M
$3.4M
Q2 25
$87.9M
$4.2M
Q1 25
$67.3M
$2.6M
Q4 24
$55.1M
$2.5M
Q3 24
$58.0M
$3.1M
Q2 24
$65.1M
$4.0M
Total Debt
FLGT
FLGT
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
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
$1.1B
$175.3M
Q3 25
$1.1B
$174.8M
Q2 25
$1.1B
$174.4M
Q1 25
$1.1B
$170.8M
Q4 24
$1.1B
$178.3M
Q3 24
$1.1B
$181.9M
Q2 24
$1.1B
$147.1M
Total Assets
FLGT
FLGT
FSTR
FSTR
Q1 26
$1.2B
Q4 25
$1.2B
$330.4M
Q3 25
$1.2B
$333.9M
Q2 25
$1.2B
$349.9M
Q1 25
$1.2B
$342.8M
Q4 24
$1.2B
$334.6M
Q3 24
$1.2B
$344.5M
Q2 24
$1.2B
$333.3M
Debt / Equity
FLGT
FLGT
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
FLGT
FLGT
FSTR
FSTR
Operating Cash FlowLast quarter
$22.2M
Free Cash FlowOCF − Capex
$19.8M
FCF MarginFCF / Revenue
12.3%
Capex IntensityCapex / Revenue
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
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
$-78.1M
$22.2M
Q3 25
$11.1M
$29.2M
Q2 25
$-30.2M
$10.4M
Q1 25
$-4.4M
$-26.1M
Q4 24
$25.0M
$24.3M
Q3 24
$-15.5M
$24.7M
Q2 24
$4.3M
$-5.0M
Free Cash Flow
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
$-83.1M
$19.8M
Q3 25
$5.1M
$26.4M
Q2 25
$-37.0M
$7.7M
Q1 25
$-9.1M
$-28.7M
Q4 24
$21.2M
$22.3M
Q3 24
$-35.0M
$21.7M
Q2 24
$-8.7M
$-7.0M
FCF Margin
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
-99.7%
12.3%
Q3 25
6.0%
19.1%
Q2 25
-45.2%
5.4%
Q1 25
-12.5%
-29.4%
Q4 24
27.9%
17.4%
Q3 24
-48.8%
15.8%
Q2 24
-12.2%
-5.0%
Capex Intensity
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
6.0%
1.5%
Q3 25
7.2%
2.0%
Q2 25
8.3%
1.9%
Q1 25
6.4%
2.6%
Q4 24
5.0%
1.5%
Q3 24
27.2%
2.2%
Q2 24
18.2%
1.5%
Cash Conversion
FLGT
FLGT
FSTR
FSTR
Q1 26
Q4 25
9.18×
Q3 25
6.70×
Q2 25
3.61×
Q1 25
Q4 24
Q3 24
0.69×
Q2 24
-1.74×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FLGT
FLGT

Segment breakdown not available.

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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