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

Proto Labs Inc is the larger business by last-quarter revenue ($139.3M vs $79.7M, roughly 1.7× ThredUp Inc.). Proto Labs Inc runs the higher net margin — 5.8% vs -7.0%, a 12.8% gap on every dollar of revenue. On growth, ThredUp Inc. posted the faster year-over-year revenue change (18.5% vs 10.4%). Over the past eight quarters, ThredUp Inc.'s revenue compounded faster (9.3% CAGR vs 5.3%).

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...

ThredUp Inc. is an American company that operates an online resale platform specializing in the sale of second-hand clothing, footwear, and accessories. Founded in 2009 and headquartered in Oakland, California, it has established itself as one of the leading resale fashion marketplaces.

PRLB vs TDUP — Head-to-Head

Bigger by revenue
PRLB
PRLB
1.7× larger
PRLB
$139.3M
$79.7M
TDUP
Growing faster (revenue YoY)
TDUP
TDUP
+8.1% gap
TDUP
18.5%
10.4%
PRLB
Higher net margin
PRLB
PRLB
12.8% more per $
PRLB
5.8%
-7.0%
TDUP
Faster 2-yr revenue CAGR
TDUP
TDUP
Annualised
TDUP
9.3%
5.3%
PRLB

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
PRLB
PRLB
TDUP
TDUP
Revenue
$139.3M
$79.7M
Net Profit
$8.1M
$-5.6M
Gross Margin
45.6%
79.6%
Operating Margin
7.1%
12.0%
Net Margin
5.8%
-7.0%
Revenue YoY
10.4%
18.5%
Net Profit YoY
125.4%
72.4%
EPS (diluted)
$0.29

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
PRLB
PRLB
TDUP
TDUP
Q1 26
$139.3M
$79.7M
Q4 25
$136.5M
$79.7M
Q3 25
$135.4M
$82.2M
Q2 25
$135.1M
$77.7M
Q1 25
$126.2M
$71.3M
Q4 24
$121.8M
$67.3M
Q3 24
$125.6M
$61.5M
Q2 24
$125.6M
$66.7M
Net Profit
PRLB
PRLB
TDUP
TDUP
Q1 26
$8.1M
$-5.6M
Q4 25
$-5.6M
Q3 25
$7.2M
$-4.2M
Q2 25
$4.4M
$-5.2M
Q1 25
$3.6M
$-5.2M
Q4 24
$-21.7M
Q3 24
$7.2M
$-24.8M
Q2 24
$4.5M
$-14.0M
Gross Margin
PRLB
PRLB
TDUP
TDUP
Q1 26
45.6%
79.6%
Q4 25
44.2%
79.6%
Q3 25
45.3%
79.4%
Q2 25
44.3%
79.5%
Q1 25
44.1%
79.1%
Q4 24
42.7%
80.4%
Q3 24
45.6%
79.3%
Q2 24
45.0%
78.8%
Operating Margin
PRLB
PRLB
TDUP
TDUP
Q1 26
7.1%
12.0%
Q4 25
5.0%
-8.4%
Q3 25
6.5%
-5.3%
Q2 25
3.7%
-6.8%
Q1 25
3.6%
-7.6%
Q4 24
-1.2%
-12.1%
Q3 24
6.8%
-17.0%
Q2 24
4.8%
-14.4%
Net Margin
PRLB
PRLB
TDUP
TDUP
Q1 26
5.8%
-7.0%
Q4 25
-7.0%
Q3 25
5.3%
-5.2%
Q2 25
3.3%
-6.7%
Q1 25
2.9%
-7.3%
Q4 24
-32.3%
Q3 24
5.7%
-40.3%
Q2 24
3.6%
-20.9%
EPS (diluted)
PRLB
PRLB
TDUP
TDUP
Q1 26
$0.29
Q4 25
$0.25
$-0.06
Q3 25
$0.30
$-0.03
Q2 25
$0.18
$-0.04
Q1 25
$0.15
$-0.04
Q4 24
$-0.01
$-0.19
Q3 24
$0.29
$-0.22
Q2 24
$0.18
$-0.13

Balance Sheet & Financial Strength

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

Metric
PRLB
PRLB
TDUP
TDUP
Cash + ST InvestmentsLiquidity on hand
$124.0M
$38.6M
Total DebtLower is stronger
$18.2M
Stockholders' EquityBook value
$683.1M
$59.2M
Total Assets
$778.6M
$167.2M
Debt / EquityLower = less leverage
0.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PRLB
PRLB
TDUP
TDUP
Q1 26
$124.0M
$38.6M
Q4 25
$128.1M
$38.6M
Q3 25
$119.2M
$46.2M
Q2 25
$103.2M
$41.0M
Q1 25
$96.8M
$41.1M
Q4 24
$103.1M
$31.9M
Q3 24
$100.5M
$43.7M
Q2 24
$112.9M
$44.8M
Total Debt
PRLB
PRLB
TDUP
TDUP
Q1 26
$18.2M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
PRLB
PRLB
TDUP
TDUP
Q1 26
$683.1M
$59.2M
Q4 25
$673.9M
$59.2M
Q3 25
$664.7M
$59.1M
Q2 25
$664.7M
$60.2M
Q1 25
$656.8M
$56.1M
Q4 24
$670.2M
$56.3M
Q3 24
$680.0M
$69.3M
Q2 24
$685.2M
$86.5M
Total Assets
PRLB
PRLB
TDUP
TDUP
Q1 26
$778.6M
$167.2M
Q4 25
$763.4M
$167.2M
Q3 25
$756.9M
$172.5M
Q2 25
$743.3M
$173.6M
Q1 25
$737.5M
$172.5M
Q4 24
$743.5M
$171.2M
Q3 24
$753.8M
$214.9M
Q2 24
$758.2M
$231.2M
Debt / Equity
PRLB
PRLB
TDUP
TDUP
Q1 26
0.31×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
PRLB
PRLB
TDUP
TDUP
Operating Cash FlowLast quarter
$17.5M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
2.16×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PRLB
PRLB
TDUP
TDUP
Q1 26
$17.5M
Q4 25
$16.5M
$-1.5M
Q3 25
$29.1M
$6.0M
Q2 25
$10.6M
$344.0K
Q1 25
$18.4M
$5.7M
Q4 24
$17.3M
$663.0K
Q3 24
$24.8M
$3.3M
Q2 24
$14.4M
$-5.0M
Free Cash Flow
PRLB
PRLB
TDUP
TDUP
Q1 26
Q4 25
$8.4M
$-3.2M
Q3 25
$25.0M
$2.4M
Q2 25
$9.1M
$-2.9M
Q1 25
$17.1M
$3.9M
Q4 24
$16.5M
$-1.8M
Q3 24
$23.2M
$1.2M
Q2 24
$10.2M
$-5.8M
FCF Margin
PRLB
PRLB
TDUP
TDUP
Q1 26
Q4 25
6.2%
-4.0%
Q3 25
18.5%
2.9%
Q2 25
6.7%
-3.8%
Q1 25
13.6%
5.5%
Q4 24
13.5%
-2.7%
Q3 24
18.5%
2.0%
Q2 24
8.2%
-8.7%
Capex Intensity
PRLB
PRLB
TDUP
TDUP
Q1 26
Q4 25
5.9%
2.2%
Q3 25
3.0%
4.4%
Q2 25
1.1%
4.2%
Q1 25
1.0%
2.5%
Q4 24
0.7%
3.7%
Q3 24
1.2%
3.5%
Q2 24
3.3%
1.3%
Cash Conversion
PRLB
PRLB
TDUP
TDUP
Q1 26
2.16×
Q4 25
Q3 25
4.03×
Q2 25
2.39×
Q1 25
5.11×
Q4 24
Q3 24
3.44×
Q2 24
3.18×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PRLB
PRLB

CNC Machining$63.2M45%
Injection Molding$51.1M37%
3D Printing$20.5M15%
Sheet Metal$4.4M3%
Other Revenue$207.0K0%

TDUP
TDUP

Segment breakdown not available.

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