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Side-by-side financial comparison of Mayville Engineering Company, Inc. (MEC) and Ultragenyx Pharmaceutical Inc. (RARE). Click either name above to swap in a different company.

Ultragenyx Pharmaceutical Inc. is the larger business by last-quarter revenue ($207.3M vs $134.3M, roughly 1.5× Mayville Engineering Company, Inc.). Mayville Engineering Company, Inc. runs the higher net margin — -3.2% vs -62.0%, a 58.8% gap on every dollar of revenue. On growth, Ultragenyx Pharmaceutical Inc. posted the faster year-over-year revenue change (25.9% vs 10.7%). Mayville Engineering Company, Inc. produced more free cash flow last quarter ($10.2M vs $-100.8M). Over the past eight quarters, Ultragenyx Pharmaceutical Inc.'s revenue compounded faster (38.0% CAGR vs -8.8%).

Mayville Engineering Company, Inc. is a U.S.-headquartered leading manufacturer of metal components, fabricated assemblies, and custom engineered solutions. It serves OEM clients across agriculture, construction, transportation, defense, and power sports markets, offering end-to-end services from prototyping to high-volume production for North America.

Ultragenyx Pharmaceutical Inc. is an American biopharmaceutical company involved in the research and development of novel products for treatment of rare and ultra-rare genetic diseases for which there are typically no approved treatments and high unmet medical need. The company works with multiple drug modalities including biologics, small molecule, gene therapies, and ASO and mRNAs in the disease categories of bone, endocrine, metabolic, muscle and CNS diseases.

MEC vs RARE — Head-to-Head

Bigger by revenue
RARE
RARE
1.5× larger
RARE
$207.3M
$134.3M
MEC
Growing faster (revenue YoY)
RARE
RARE
+15.2% gap
RARE
25.9%
10.7%
MEC
Higher net margin
MEC
MEC
58.8% more per $
MEC
-3.2%
-62.0%
RARE
More free cash flow
MEC
MEC
$110.9M more FCF
MEC
$10.2M
$-100.8M
RARE
Faster 2-yr revenue CAGR
RARE
RARE
Annualised
RARE
38.0%
-8.8%
MEC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MEC
MEC
RARE
RARE
Revenue
$134.3M
$207.3M
Net Profit
$-4.4M
$-128.6M
Gross Margin
6.8%
Operating Margin
-4.1%
-54.7%
Net Margin
-3.2%
-62.0%
Revenue YoY
10.7%
25.9%
Net Profit YoY
-127.3%
3.5%
EPS (diluted)
$-0.22
$-1.28

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
MEC
MEC
RARE
RARE
Q4 25
$134.3M
$207.3M
Q3 25
$144.3M
$159.9M
Q2 25
$132.3M
$166.5M
Q1 25
$135.6M
$139.3M
Q4 24
$121.3M
$164.6M
Q3 24
$135.4M
$139.5M
Q2 24
$163.6M
$147.0M
Q1 24
$161.3M
$108.8M
Net Profit
MEC
MEC
RARE
RARE
Q4 25
$-4.4M
$-128.6M
Q3 25
$-2.7M
$-180.4M
Q2 25
$-1.1M
$-115.0M
Q1 25
$20.0K
$-151.1M
Q4 24
$16.0M
$-133.2M
Q3 24
$3.0M
$-133.5M
Q2 24
$3.8M
$-131.6M
Q1 24
$3.2M
$-170.7M
Gross Margin
MEC
MEC
RARE
RARE
Q4 25
6.8%
Q3 25
11.0%
Q2 25
10.3%
Q1 25
11.3%
Q4 24
8.9%
Q3 24
12.6%
Q2 24
13.6%
Q1 24
13.0%
Operating Margin
MEC
MEC
RARE
RARE
Q4 25
-4.1%
-54.7%
Q3 25
0.0%
-106.9%
Q2 25
0.1%
-64.8%
Q1 25
1.2%
-102.6%
Q4 24
19.0%
-74.3%
Q3 24
4.2%
-94.6%
Q2 24
5.0%
-79.1%
Q1 24
4.7%
-151.9%
Net Margin
MEC
MEC
RARE
RARE
Q4 25
-3.2%
-62.0%
Q3 25
-1.9%
-112.8%
Q2 25
-0.8%
-69.0%
Q1 25
0.0%
-108.5%
Q4 24
13.2%
-80.9%
Q3 24
2.2%
-95.7%
Q2 24
2.3%
-89.5%
Q1 24
2.0%
-156.8%
EPS (diluted)
MEC
MEC
RARE
RARE
Q4 25
$-0.22
$-1.28
Q3 25
$-0.13
$-1.81
Q2 25
$-0.05
$-1.17
Q1 25
$0.00
$-1.57
Q4 24
$0.76
$-1.34
Q3 24
$0.14
$-1.40
Q2 24
$0.18
$-1.52
Q1 24
$0.16
$-2.03

Balance Sheet & Financial Strength

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

Metric
MEC
MEC
RARE
RARE
Cash + ST InvestmentsLiquidity on hand
$1.5M
$421.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$240.7M
$-80.0M
Total Assets
$563.6M
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MEC
MEC
RARE
RARE
Q4 25
$1.5M
$421.0M
Q3 25
$1.2M
$202.5M
Q2 25
$206.0K
$176.3M
Q1 25
$183.0K
$127.1M
Q4 24
$206.0K
$174.0M
Q3 24
$178.0K
$150.6M
Q2 24
$314.0K
$480.7M
Q1 24
$314.0K
$112.3M
Stockholders' Equity
MEC
MEC
RARE
RARE
Q4 25
$240.7M
$-80.0M
Q3 25
$244.8M
$9.2M
Q2 25
$246.8M
$151.3M
Q1 25
$250.0M
$144.2M
Q4 24
$251.8M
$255.0M
Q3 24
$238.4M
$346.8M
Q2 24
$238.1M
$432.4M
Q1 24
$234.0M
$140.3M
Total Assets
MEC
MEC
RARE
RARE
Q4 25
$563.6M
$1.5B
Q3 25
$585.6M
$1.2B
Q2 25
$433.7M
$1.3B
Q1 25
$447.7M
$1.3B
Q4 24
$445.6M
$1.5B
Q3 24
$466.0M
$1.5B
Q2 24
$488.2M
$1.6B
Q1 24
$499.9M
$1.3B

Cash Flow & Capital Efficiency

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

Metric
MEC
MEC
RARE
RARE
Operating Cash FlowLast quarter
$13.4M
$-99.8M
Free Cash FlowOCF − Capex
$10.2M
$-100.8M
FCF MarginFCF / Revenue
7.6%
-48.6%
Capex IntensityCapex / Revenue
2.4%
0.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$26.9M
$-472.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MEC
MEC
RARE
RARE
Q4 25
$13.4M
$-99.8M
Q3 25
$1.9M
$-91.4M
Q2 25
$15.0M
$-108.3M
Q1 25
$8.3M
$-166.5M
Q4 24
$38.0M
$-79.3M
Q3 24
$17.9M
$-67.0M
Q2 24
$23.3M
$-77.0M
Q1 24
$10.6M
$-190.7M
Free Cash Flow
MEC
MEC
RARE
RARE
Q4 25
$10.2M
$-100.8M
Q3 25
$-1.1M
$-92.7M
Q2 25
$12.5M
$-110.7M
Q1 25
$5.4M
$-167.8M
Q4 24
$35.6M
$-79.5M
Q3 24
$15.1M
$-68.6M
Q2 24
$19.2M
$-79.0M
Q1 24
$7.8M
$-193.9M
FCF Margin
MEC
MEC
RARE
RARE
Q4 25
7.6%
-48.6%
Q3 25
-0.8%
-58.0%
Q2 25
9.5%
-66.5%
Q1 25
4.0%
-120.5%
Q4 24
29.4%
-48.3%
Q3 24
11.1%
-49.2%
Q2 24
11.7%
-53.7%
Q1 24
4.9%
-178.2%
Capex Intensity
MEC
MEC
RARE
RARE
Q4 25
2.4%
0.5%
Q3 25
2.1%
0.8%
Q2 25
1.8%
1.5%
Q1 25
2.2%
1.0%
Q4 24
1.9%
0.1%
Q3 24
2.1%
1.2%
Q2 24
2.5%
1.4%
Q1 24
1.7%
3.0%
Cash Conversion
MEC
MEC
RARE
RARE
Q4 25
Q3 25
Q2 25
Q1 25
416.65×
Q4 24
2.38×
Q3 24
6.03×
Q2 24
6.15×
Q1 24
3.28×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MEC
MEC

Fabrication$72.2M54%
Construction And Access$19.2M14%
Tubes$16.2M12%
Other Market$11.9M9%
Agriculture$7.7M6%
Military$6.7M5%
Outdoor Sports$1.7M1%

RARE
RARE

Royalty$105.6M51%
Products$101.7M49%

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