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Side-by-side financial comparison of Ultragenyx Pharmaceutical Inc. (RARE) and VSE CORP (VSEC). Click either name above to swap in a different company.

VSE CORP is the larger business by last-quarter revenue ($324.6M vs $207.3M, roughly 1.6× Ultragenyx Pharmaceutical Inc.). VSE CORP runs the higher net margin — 9.0% vs -62.0%, a 71.0% gap on every dollar of revenue. On growth, VSE CORP posted the faster year-over-year revenue change (26.8% vs 25.9%). VSE CORP produced more free cash flow last quarter ($-68.7M vs $-100.8M). Over the past eight quarters, Ultragenyx Pharmaceutical Inc.'s revenue compounded faster (38.0% CAGR vs 10.5%).

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.

VSE Corporation is a leading provider of aftermarket distribution and repair services. Operating through its two key segments, VSE significantly enhances the productivity and longevity of its customers' high-value, business-critical assets. The aviation segment is a leading provider of aftermarket parts distribution and maintenance, repair, and overhaul (MRO) services for components and engine accessories to commercial, business, and general aviation operators. The fleet segment specializes i...

RARE vs VSEC — Head-to-Head

Bigger by revenue
VSEC
VSEC
1.6× larger
VSEC
$324.6M
$207.3M
RARE
Growing faster (revenue YoY)
VSEC
VSEC
+0.9% gap
VSEC
26.8%
25.9%
RARE
Higher net margin
VSEC
VSEC
71.0% more per $
VSEC
9.0%
-62.0%
RARE
More free cash flow
VSEC
VSEC
$32.0M more FCF
VSEC
$-68.7M
$-100.8M
RARE
Faster 2-yr revenue CAGR
RARE
RARE
Annualised
RARE
38.0%
10.5%
VSEC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
RARE
RARE
VSEC
VSEC
Revenue
$207.3M
$324.6M
Net Profit
$-128.6M
$29.1M
Gross Margin
Operating Margin
-54.7%
10.1%
Net Margin
-62.0%
9.0%
Revenue YoY
25.9%
26.8%
Net Profit YoY
3.5%
EPS (diluted)
$-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
RARE
RARE
VSEC
VSEC
Q1 26
$324.6M
Q4 25
$207.3M
$301.2M
Q3 25
$159.9M
$282.9M
Q2 25
$166.5M
$272.1M
Q1 25
$139.3M
$256.0M
Q4 24
$164.6M
$299.0M
Q3 24
$139.5M
$273.6M
Q2 24
$147.0M
$266.0M
Net Profit
RARE
RARE
VSEC
VSEC
Q1 26
$29.1M
Q4 25
$-128.6M
$13.6M
Q3 25
$-180.4M
$3.9M
Q2 25
$-115.0M
$3.2M
Q1 25
$-151.1M
$-9.0M
Q4 24
$-133.2M
$13.1M
Q3 24
$-133.5M
$11.7M
Q2 24
$-131.6M
$-2.8M
Operating Margin
RARE
RARE
VSEC
VSEC
Q1 26
10.1%
Q4 25
-54.7%
10.8%
Q3 25
-106.9%
3.6%
Q2 25
-64.8%
8.3%
Q1 25
-102.6%
9.6%
Q4 24
-74.3%
9.2%
Q3 24
-94.6%
8.7%
Q2 24
-79.1%
2.3%
Net Margin
RARE
RARE
VSEC
VSEC
Q1 26
9.0%
Q4 25
-62.0%
4.5%
Q3 25
-112.8%
1.4%
Q2 25
-69.0%
1.2%
Q1 25
-108.5%
-3.5%
Q4 24
-80.9%
4.4%
Q3 24
-95.7%
4.3%
Q2 24
-89.5%
-1.0%
EPS (diluted)
RARE
RARE
VSEC
VSEC
Q1 26
Q4 25
$-1.28
$0.64
Q3 25
$-1.81
$0.19
Q2 25
$-1.17
$0.16
Q1 25
$-1.57
$-0.44
Q4 24
$-1.34
$0.79
Q3 24
$-1.40
$0.63
Q2 24
$-1.52
$-0.16

Balance Sheet & Financial Strength

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

Metric
RARE
RARE
VSEC
VSEC
Cash + ST InvestmentsLiquidity on hand
$421.0M
$-1.2B
Total DebtLower is stronger
$361.0M
Stockholders' EquityBook value
$-80.0M
$2.7B
Total Assets
$1.5B
$3.3B
Debt / EquityLower = less leverage
0.14×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RARE
RARE
VSEC
VSEC
Q1 26
$-1.2B
Q4 25
$421.0M
$69.4M
Q3 25
$202.5M
$8.8M
Q2 25
$176.3M
$16.9M
Q1 25
$127.1M
$5.7M
Q4 24
$174.0M
$29.0M
Q3 24
$150.6M
$7.9M
Q2 24
$480.7M
$19.0M
Total Debt
RARE
RARE
VSEC
VSEC
Q1 26
$361.0M
Q4 25
$292.8M
Q3 25
$356.1M
Q2 25
$379.2M
Q1 25
$465.0M
Q4 24
$430.2M
Q3 24
$450.3M
Q2 24
$463.5M
Stockholders' Equity
RARE
RARE
VSEC
VSEC
Q1 26
$2.7B
Q4 25
$-80.0M
$1.4B
Q3 25
$9.2M
$983.3M
Q2 25
$151.3M
$979.5M
Q1 25
$144.2M
$975.7M
Q4 24
$255.0M
$988.2M
Q3 24
$346.8M
$787.8M
Q2 24
$432.4M
$781.3M
Total Assets
RARE
RARE
VSEC
VSEC
Q1 26
$3.3B
Q4 25
$1.5B
$2.0B
Q3 25
$1.2B
$1.6B
Q2 25
$1.3B
$1.6B
Q1 25
$1.3B
$1.7B
Q4 24
$1.5B
$1.7B
Q3 24
$1.5B
$1.5B
Q2 24
$1.6B
$1.5B
Debt / Equity
RARE
RARE
VSEC
VSEC
Q1 26
0.14×
Q4 25
0.20×
Q3 25
0.36×
Q2 25
0.39×
Q1 25
0.48×
Q4 24
0.44×
Q3 24
0.57×
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
RARE
RARE
VSEC
VSEC
Operating Cash FlowLast quarter
$-99.8M
$-62.3M
Free Cash FlowOCF − Capex
$-100.8M
$-68.7M
FCF MarginFCF / Revenue
-48.6%
-21.2%
Capex IntensityCapex / Revenue
0.5%
2.0%
Cash ConversionOCF / Net Profit
-2.14×
TTM Free Cash FlowTrailing 4 quarters
$-472.0M
$-13.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RARE
RARE
VSEC
VSEC
Q1 26
$-62.3M
Q4 25
$-99.8M
$37.6M
Q3 25
$-91.4M
$24.1M
Q2 25
$-108.3M
$11.9M
Q1 25
$-166.5M
$-46.6M
Q4 24
$-79.3M
$55.4M
Q3 24
$-67.0M
$10.2M
Q2 24
$-77.0M
$-17.5M
Free Cash Flow
RARE
RARE
VSEC
VSEC
Q1 26
$-68.7M
Q4 25
$-100.8M
$30.9M
Q3 25
$-92.7M
$18.0M
Q2 25
$-110.7M
$6.3M
Q1 25
$-167.8M
$-49.5M
Q4 24
$-79.5M
$52.1M
Q3 24
$-68.6M
$4.4M
Q2 24
$-79.0M
$-21.5M
FCF Margin
RARE
RARE
VSEC
VSEC
Q1 26
-21.2%
Q4 25
-48.6%
10.3%
Q3 25
-58.0%
6.4%
Q2 25
-66.5%
2.3%
Q1 25
-120.5%
-19.3%
Q4 24
-48.3%
17.4%
Q3 24
-49.2%
1.6%
Q2 24
-53.7%
-8.1%
Capex Intensity
RARE
RARE
VSEC
VSEC
Q1 26
2.0%
Q4 25
0.5%
2.2%
Q3 25
0.8%
2.1%
Q2 25
1.5%
2.1%
Q1 25
1.0%
1.1%
Q4 24
0.1%
1.1%
Q3 24
1.2%
2.1%
Q2 24
1.4%
1.5%
Cash Conversion
RARE
RARE
VSEC
VSEC
Q1 26
-2.14×
Q4 25
2.77×
Q3 25
6.16×
Q2 25
3.72×
Q1 25
Q4 24
4.24×
Q3 24
0.87×
Q2 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

RARE
RARE

Royalty$105.6M51%
Products$101.7M49%

VSEC
VSEC

Products$202.3M62%
Services$122.2M38%

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