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Side-by-side financial comparison of ADMA BIOLOGICS, INC. (ADMA) 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 ($139.3M vs $139.2M, roughly 1.0× ADMA BIOLOGICS, INC.). ADMA BIOLOGICS, INC. runs the higher net margin — 35.5% vs 5.8%, a 29.7% gap on every dollar of revenue. On growth, ADMA BIOLOGICS, INC. posted the faster year-over-year revenue change (18.4% vs 10.4%). Over the past eight quarters, ADMA BIOLOGICS, INC.'s revenue compounded faster (30.4% CAGR vs 5.3%).

ADMA Biologics Inc. is a biopharmaceutical enterprise focused on the research, development, manufacturing and commercialization of specialty plasma-derived immunoglobulin therapies. It primarily operates in the United States, catering to patients with primary immunodeficiency and other immune-related disorders, healthcare providers and medical institutions across its core immune health therapeutic segment.

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...

ADMA vs PRLB — Head-to-Head

Bigger by revenue
PRLB
PRLB
1.0× larger
PRLB
$139.3M
$139.2M
ADMA
Growing faster (revenue YoY)
ADMA
ADMA
+8.0% gap
ADMA
18.4%
10.4%
PRLB
Higher net margin
ADMA
ADMA
29.7% more per $
ADMA
35.5%
5.8%
PRLB
Faster 2-yr revenue CAGR
ADMA
ADMA
Annualised
ADMA
30.4%
5.3%
PRLB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ADMA
ADMA
PRLB
PRLB
Revenue
$139.2M
$139.3M
Net Profit
$49.4M
$8.1M
Gross Margin
63.8%
45.6%
Operating Margin
45.1%
7.1%
Net Margin
35.5%
5.8%
Revenue YoY
18.4%
10.4%
Net Profit YoY
-55.9%
125.4%
EPS (diluted)
$0.20
$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
ADMA
ADMA
PRLB
PRLB
Q1 26
$139.3M
Q4 25
$139.2M
$136.5M
Q3 25
$134.2M
$135.4M
Q2 25
$122.0M
$135.1M
Q1 25
$114.8M
$126.2M
Q4 24
$117.5M
$121.8M
Q3 24
$119.8M
$125.6M
Q2 24
$107.2M
$125.6M
Net Profit
ADMA
ADMA
PRLB
PRLB
Q1 26
$8.1M
Q4 25
$49.4M
Q3 25
$36.4M
$7.2M
Q2 25
$34.2M
$4.4M
Q1 25
$26.9M
$3.6M
Q4 24
$111.9M
Q3 24
$35.9M
$7.2M
Q2 24
$32.1M
$4.5M
Gross Margin
ADMA
ADMA
PRLB
PRLB
Q1 26
45.6%
Q4 25
63.8%
44.2%
Q3 25
56.3%
45.3%
Q2 25
55.1%
44.3%
Q1 25
53.2%
44.1%
Q4 24
53.9%
42.7%
Q3 24
49.8%
45.6%
Q2 24
53.6%
45.0%
Operating Margin
ADMA
ADMA
PRLB
PRLB
Q1 26
7.1%
Q4 25
45.1%
5.0%
Q3 25
38.0%
6.5%
Q2 25
35.1%
3.7%
Q1 25
30.4%
3.6%
Q4 24
32.6%
-1.2%
Q3 24
33.1%
6.8%
Q2 24
36.6%
4.8%
Net Margin
ADMA
ADMA
PRLB
PRLB
Q1 26
5.8%
Q4 25
35.5%
Q3 25
27.1%
5.3%
Q2 25
28.1%
3.3%
Q1 25
23.4%
2.9%
Q4 24
95.2%
Q3 24
30.0%
5.7%
Q2 24
29.9%
3.6%
EPS (diluted)
ADMA
ADMA
PRLB
PRLB
Q1 26
$0.29
Q4 25
$0.20
$0.25
Q3 25
$0.15
$0.30
Q2 25
$0.14
$0.18
Q1 25
$0.11
$0.15
Q4 24
$0.45
$-0.01
Q3 24
$0.15
$0.29
Q2 24
$0.13
$0.18

Balance Sheet & Financial Strength

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

Metric
ADMA
ADMA
PRLB
PRLB
Cash + ST InvestmentsLiquidity on hand
$87.6M
$124.0M
Total DebtLower is stronger
$72.1M
Stockholders' EquityBook value
$477.3M
$683.1M
Total Assets
$624.2M
$778.6M
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADMA
ADMA
PRLB
PRLB
Q1 26
$124.0M
Q4 25
$87.6M
$128.1M
Q3 25
$61.4M
$119.2M
Q2 25
$90.3M
$103.2M
Q1 25
$71.6M
$96.8M
Q4 24
$103.1M
$103.1M
Q3 24
$86.7M
$100.5M
Q2 24
$88.2M
$112.9M
Total Debt
ADMA
ADMA
PRLB
PRLB
Q1 26
Q4 25
$72.1M
Q3 25
$72.4M
Q2 25
Q1 25
Q4 24
$72.3M
Q3 24
Q2 24
Stockholders' Equity
ADMA
ADMA
PRLB
PRLB
Q1 26
$683.1M
Q4 25
$477.3M
$673.9M
Q3 25
$431.2M
$664.7M
Q2 25
$398.3M
$664.7M
Q1 25
$373.4M
$656.8M
Q4 24
$349.0M
$670.2M
Q3 24
$231.9M
$680.0M
Q2 24
$188.3M
$685.2M
Total Assets
ADMA
ADMA
PRLB
PRLB
Q1 26
$778.6M
Q4 25
$624.2M
$763.4M
Q3 25
$568.7M
$756.9M
Q2 25
$558.4M
$743.3M
Q1 25
$510.6M
$737.5M
Q4 24
$488.7M
$743.5M
Q3 24
$390.6M
$753.8M
Q2 24
$376.4M
$758.2M
Debt / Equity
ADMA
ADMA
PRLB
PRLB
Q1 26
Q4 25
0.15×
Q3 25
0.17×
Q2 25
Q1 25
Q4 24
0.21×
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
ADMA
ADMA
PRLB
PRLB
Operating Cash FlowLast quarter
$35.6M
$17.5M
Free Cash FlowOCF − Capex
$34.6M
FCF MarginFCF / Revenue
24.8%
Capex IntensityCapex / Revenue
0.8%
Cash ConversionOCF / Net Profit
0.72×
2.16×
TTM Free Cash FlowTrailing 4 quarters
$27.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADMA
ADMA
PRLB
PRLB
Q1 26
$17.5M
Q4 25
$35.6M
$16.5M
Q3 25
$13.3M
$29.1M
Q2 25
$21.1M
$10.6M
Q1 25
$-19.7M
$18.4M
Q4 24
$50.2M
$17.3M
Q3 24
$25.0M
$24.8M
Q2 24
$45.6M
$14.4M
Free Cash Flow
ADMA
ADMA
PRLB
PRLB
Q1 26
Q4 25
$34.6M
$8.4M
Q3 25
$-1.1M
$25.0M
Q2 25
$18.7M
$9.1M
Q1 25
$-24.4M
$17.1M
Q4 24
$47.5M
$16.5M
Q3 24
$24.0M
$23.2M
Q2 24
$43.6M
$10.2M
FCF Margin
ADMA
ADMA
PRLB
PRLB
Q1 26
Q4 25
24.8%
6.2%
Q3 25
-0.8%
18.5%
Q2 25
15.3%
6.7%
Q1 25
-21.2%
13.6%
Q4 24
40.4%
13.5%
Q3 24
20.0%
18.5%
Q2 24
40.7%
8.2%
Capex Intensity
ADMA
ADMA
PRLB
PRLB
Q1 26
Q4 25
0.8%
5.9%
Q3 25
10.7%
3.0%
Q2 25
2.0%
1.1%
Q1 25
4.1%
1.0%
Q4 24
2.3%
0.7%
Q3 24
0.9%
1.2%
Q2 24
1.9%
3.3%
Cash Conversion
ADMA
ADMA
PRLB
PRLB
Q1 26
2.16×
Q4 25
0.72×
Q3 25
0.36×
4.03×
Q2 25
0.62×
2.39×
Q1 25
-0.73×
5.11×
Q4 24
0.45×
Q3 24
0.70×
3.44×
Q2 24
1.42×
3.18×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ADMA
ADMA

ADMA Bio Manufacturing Segment$123.1M88%
Other$16.0M12%

PRLB
PRLB

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

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