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Side-by-side financial comparison of NLIGHT, INC. (LASR) and Proto Labs Inc (PRLB). Click either name above to swap in a different company.

Proto Labs Inc is the larger business by last-quarter revenue ($136.5M vs $81.2M, roughly 1.7× NLIGHT, INC.). On growth, NLIGHT, INC. posted the faster year-over-year revenue change (71.3% vs 12.1%). NLIGHT, INC. produced more free cash flow last quarter ($15.9M vs $8.4M). Over the past eight quarters, NLIGHT, INC.'s revenue compounded faster (35.0% CAGR vs 3.3%).

nLight Inc. is a global developer and manufacturer of high-performance semiconductor lasers, fiber lasers, and related optical components. Its products serve key segments including industrial precision manufacturing, aerospace and defense, medical equipment, and advanced research, with customers across North America, Europe, and Asia Pacific.

Protolabs is a company that provides rapid manufacturing of 3D printed, CNC-machined, sheet metal, and injection-molded custom parts for prototyping and production. Markets like medical devices, aerospace, electronics, appliances, automotive and consumer products use these parts. Protolabs' headquarters are located in Maple Plain, Minnesota, with Minnesota-based manufacturing facilities in Plymouth, Brooklyn Park, and Rosemount, along with additional facilities in Nashua, New Hampshire and Ca...

LASR vs PRLB — Head-to-Head

Bigger by revenue
PRLB
PRLB
1.7× larger
PRLB
$136.5M
$81.2M
LASR
Growing faster (revenue YoY)
LASR
LASR
+59.2% gap
LASR
71.3%
12.1%
PRLB
More free cash flow
LASR
LASR
$7.5M more FCF
LASR
$15.9M
$8.4M
PRLB
Faster 2-yr revenue CAGR
LASR
LASR
Annualised
LASR
35.0%
3.3%
PRLB

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
LASR
LASR
PRLB
PRLB
Revenue
$81.2M
$136.5M
Net Profit
$-4.9M
Gross Margin
30.7%
44.2%
Operating Margin
-6.7%
5.0%
Net Margin
-6.0%
Revenue YoY
71.3%
12.1%
Net Profit YoY
80.3%
EPS (diluted)
$-0.10
$0.25

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
LASR
LASR
PRLB
PRLB
Q4 25
$81.2M
$136.5M
Q3 25
$66.7M
$135.4M
Q2 25
$61.7M
$135.1M
Q1 25
$51.7M
$126.2M
Q4 24
$47.4M
$121.8M
Q3 24
$56.1M
$125.6M
Q2 24
$50.5M
$125.6M
Q1 24
$44.5M
$127.9M
Net Profit
LASR
LASR
PRLB
PRLB
Q4 25
$-4.9M
Q3 25
$-6.9M
$7.2M
Q2 25
$-3.6M
$4.4M
Q1 25
$-8.1M
$3.6M
Q4 24
$-25.0M
Q3 24
$-10.3M
$7.2M
Q2 24
$-11.7M
$4.5M
Q1 24
$-13.8M
$5.3M
Gross Margin
LASR
LASR
PRLB
PRLB
Q4 25
30.7%
44.2%
Q3 25
31.1%
45.3%
Q2 25
29.9%
44.3%
Q1 25
26.7%
44.1%
Q4 24
2.4%
42.7%
Q3 24
22.4%
45.6%
Q2 24
23.5%
45.0%
Q1 24
16.8%
44.9%
Operating Margin
LASR
LASR
PRLB
PRLB
Q4 25
-6.7%
5.0%
Q3 25
-10.9%
6.5%
Q2 25
-6.9%
3.7%
Q1 25
-18.6%
3.6%
Q4 24
-55.8%
-1.2%
Q3 24
-21.0%
6.8%
Q2 24
-25.1%
4.8%
Q1 24
-33.1%
5.3%
Net Margin
LASR
LASR
PRLB
PRLB
Q4 25
-6.0%
Q3 25
-10.3%
5.3%
Q2 25
-5.8%
3.3%
Q1 25
-15.7%
2.9%
Q4 24
-52.7%
Q3 24
-18.4%
5.7%
Q2 24
-23.2%
3.6%
Q1 24
-30.9%
4.1%
EPS (diluted)
LASR
LASR
PRLB
PRLB
Q4 25
$-0.10
$0.25
Q3 25
$-0.14
$0.30
Q2 25
$-0.07
$0.18
Q1 25
$-0.16
$0.15
Q4 24
$-0.52
$-0.01
Q3 24
$-0.21
$0.29
Q2 24
$-0.25
$0.18
Q1 24
$-0.29
$0.20

Balance Sheet & Financial Strength

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

Metric
LASR
LASR
PRLB
PRLB
Cash + ST InvestmentsLiquidity on hand
$98.7M
$128.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$226.7M
$673.9M
Total Assets
$315.2M
$763.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LASR
LASR
PRLB
PRLB
Q4 25
$98.7M
$128.1M
Q3 25
$81.1M
$119.2M
Q2 25
$78.8M
$103.2M
Q1 25
$82.2M
$96.8M
Q4 24
$65.8M
$103.1M
Q3 24
$41.5M
$100.5M
Q2 24
$49.4M
$112.9M
Q1 24
$61.3M
$109.7M
Stockholders' Equity
LASR
LASR
PRLB
PRLB
Q4 25
$226.7M
$673.9M
Q3 25
$218.5M
$664.7M
Q2 25
$216.0M
$664.7M
Q1 25
$212.8M
$656.8M
Q4 24
$216.4M
$670.2M
Q3 24
$235.3M
$680.0M
Q2 24
$239.5M
$685.2M
Q1 24
$244.4M
$687.3M
Total Assets
LASR
LASR
PRLB
PRLB
Q4 25
$315.2M
$763.4M
Q3 25
$298.7M
$756.9M
Q2 25
$295.3M
$743.3M
Q1 25
$290.0M
$737.5M
Q4 24
$270.2M
$743.5M
Q3 24
$291.3M
$753.8M
Q2 24
$294.3M
$758.2M
Q1 24
$302.8M
$769.8M

Cash Flow & Capital Efficiency

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

Metric
LASR
LASR
PRLB
PRLB
Operating Cash FlowLast quarter
$17.5M
$16.5M
Free Cash FlowOCF − Capex
$15.9M
$8.4M
FCF MarginFCF / Revenue
19.6%
6.2%
Capex IntensityCapex / Revenue
2.0%
5.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$12.3M
$59.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LASR
LASR
PRLB
PRLB
Q4 25
$17.5M
$16.5M
Q3 25
$5.2M
$29.1M
Q2 25
$-1.4M
$10.6M
Q1 25
$-20.0K
$18.4M
Q4 24
$-3.9M
$17.3M
Q3 24
$-5.6M
$24.8M
Q2 24
$-4.2M
$14.4M
Q1 24
$11.4M
$21.3M
Free Cash Flow
LASR
LASR
PRLB
PRLB
Q4 25
$15.9M
$8.4M
Q3 25
$2.4M
$25.0M
Q2 25
$-3.8M
$9.1M
Q1 25
$-2.3M
$17.1M
Q4 24
$-6.5M
$16.5M
Q3 24
$-7.2M
$23.2M
Q2 24
$-6.4M
$10.2M
Q1 24
$9.8M
$18.8M
FCF Margin
LASR
LASR
PRLB
PRLB
Q4 25
19.6%
6.2%
Q3 25
3.7%
18.5%
Q2 25
-6.1%
6.7%
Q1 25
-4.5%
13.6%
Q4 24
-13.7%
13.5%
Q3 24
-12.9%
18.5%
Q2 24
-12.6%
8.2%
Q1 24
22.1%
14.7%
Capex Intensity
LASR
LASR
PRLB
PRLB
Q4 25
2.0%
5.9%
Q3 25
4.2%
3.0%
Q2 25
3.9%
1.1%
Q1 25
4.4%
1.0%
Q4 24
5.5%
0.7%
Q3 24
2.9%
1.2%
Q2 24
4.2%
3.3%
Q1 24
3.5%
2.0%
Cash Conversion
LASR
LASR
PRLB
PRLB
Q4 25
Q3 25
4.03×
Q2 25
2.39×
Q1 25
5.11×
Q4 24
Q3 24
3.44×
Q2 24
3.18×
Q1 24
4.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

LASR
LASR

Aerospaceand Defense$56.3M69%
Microfabrication$14.2M18%
Industrial$10.7M13%

PRLB
PRLB

CNC Machining Firstcut$65.5M48%
Injection Molding Protomold$47.6M35%
Three D Printing Fineline$18.8M14%
Sheet Metal$4.4M3%

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