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Side-by-side financial comparison of Ultragenyx Pharmaceutical Inc. (RARE) and Tempus AI, Inc. (TEM). Click either name above to swap in a different company.

Tempus AI, Inc. is the larger business by last-quarter revenue ($367.2M vs $207.3M, roughly 1.8× Ultragenyx Pharmaceutical Inc.). Tempus AI, Inc. runs the higher net margin — -14.8% vs -62.0%, a 47.3% gap on every dollar of revenue. On growth, Tempus AI, Inc. posted the faster year-over-year revenue change (83.0% vs 25.9%). Tempus AI, Inc. produced more free cash flow last quarter ($-41.5M vs $-100.8M). Over the past eight quarters, Tempus AI, Inc.'s revenue compounded faster (58.7% CAGR vs 38.0%).

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.

Tempus AI, Inc. is an American health technology company founded in 2015 by Eric Lefkofsky in Chicago, Illinois. It was established by Lefkofsky soon after his wife was diagnosed with breast cancer. Tempus uses data and artificial intelligence (AI) to create precision medicine services, including diagnostics, for oncology, cardiology, radiology, and depression. The company went public on the Nasdaq on June 14, 2024, under the ticker symbol "TEM."

RARE vs TEM — Head-to-Head

Bigger by revenue
TEM
TEM
1.8× larger
TEM
$367.2M
$207.3M
RARE
Growing faster (revenue YoY)
TEM
TEM
+57.1% gap
TEM
83.0%
25.9%
RARE
Higher net margin
TEM
TEM
47.3% more per $
TEM
-14.8%
-62.0%
RARE
More free cash flow
TEM
TEM
$59.2M more FCF
TEM
$-41.5M
$-100.8M
RARE
Faster 2-yr revenue CAGR
TEM
TEM
Annualised
TEM
58.7%
38.0%
RARE

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RARE
RARE
TEM
TEM
Revenue
$207.3M
$367.2M
Net Profit
$-128.6M
$-54.2M
Gross Margin
Operating Margin
-54.7%
-16.7%
Net Margin
-62.0%
-14.8%
Revenue YoY
25.9%
83.0%
Net Profit YoY
3.5%
-316.2%
EPS (diluted)
$-1.28
$-0.30

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
TEM
TEM
Q4 25
$207.3M
$367.2M
Q3 25
$159.9M
$334.2M
Q2 25
$166.5M
$314.6M
Q1 25
$139.3M
$255.7M
Q4 24
$164.6M
$200.7M
Q3 24
$139.5M
$180.9M
Q2 24
$147.0M
$166.0M
Q1 24
$108.8M
$145.8M
Net Profit
RARE
RARE
TEM
TEM
Q4 25
$-128.6M
$-54.2M
Q3 25
$-180.4M
$-80.0M
Q2 25
$-115.0M
$-42.8M
Q1 25
$-151.1M
$-68.0M
Q4 24
$-133.2M
$-13.0M
Q3 24
$-133.5M
$-75.8M
Q2 24
$-131.6M
$-552.2M
Q1 24
$-170.7M
$-64.7M
Operating Margin
RARE
RARE
TEM
TEM
Q4 25
-54.7%
-16.7%
Q3 25
-106.9%
-18.3%
Q2 25
-64.8%
-19.6%
Q1 25
-102.6%
-26.9%
Q4 24
-74.3%
-25.3%
Q3 24
-94.6%
-29.6%
Q2 24
-79.1%
-321.4%
Q1 24
-151.9%
-36.5%
Net Margin
RARE
RARE
TEM
TEM
Q4 25
-62.0%
-14.8%
Q3 25
-112.8%
-23.9%
Q2 25
-69.0%
-13.6%
Q1 25
-108.5%
-26.6%
Q4 24
-80.9%
-6.5%
Q3 24
-95.7%
-41.9%
Q2 24
-89.5%
-332.7%
Q1 24
-156.8%
-44.4%
EPS (diluted)
RARE
RARE
TEM
TEM
Q4 25
$-1.28
$-0.30
Q3 25
$-1.81
$-0.46
Q2 25
$-1.17
$-0.25
Q1 25
$-1.57
$-0.40
Q4 24
$-1.34
$2.56
Q3 24
$-1.40
$-0.46
Q2 24
$-1.52
$-6.86
Q1 24
$-2.03
$-1.47

Balance Sheet & Financial Strength

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

Metric
RARE
RARE
TEM
TEM
Cash + ST InvestmentsLiquidity on hand
$421.0M
$604.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$-80.0M
$491.3M
Total Assets
$1.5B
$2.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RARE
RARE
TEM
TEM
Q4 25
$421.0M
$604.8M
Q3 25
$202.5M
$655.9M
Q2 25
$176.3M
$186.3M
Q1 25
$127.1M
$151.6M
Q4 24
$174.0M
$341.0M
Q3 24
$150.6M
$388.0M
Q2 24
$480.7M
$478.8M
Q1 24
$112.3M
$79.9M
Stockholders' Equity
RARE
RARE
TEM
TEM
Q4 25
$-80.0M
$491.3M
Q3 25
$9.2M
$507.8M
Q2 25
$151.3M
$309.6M
Q1 25
$144.2M
$326.2M
Q4 24
$255.0M
$56.3M
Q3 24
$346.8M
$53.7M
Q2 24
$432.4M
$98.3M
Q1 24
$140.3M
$-1.5B
Total Assets
RARE
RARE
TEM
TEM
Q4 25
$1.5B
$2.3B
Q3 25
$1.2B
$2.3B
Q2 25
$1.3B
$1.6B
Q1 25
$1.3B
$1.5B
Q4 24
$1.5B
$926.1M
Q3 24
$1.5B
$971.7M
Q2 24
$1.6B
$864.6M
Q1 24
$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
RARE
RARE
TEM
TEM
Operating Cash FlowLast quarter
$-99.8M
$-36.8M
Free Cash FlowOCF − Capex
$-100.8M
$-41.5M
FCF MarginFCF / Revenue
-48.6%
-11.3%
Capex IntensityCapex / Revenue
0.5%
1.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-472.0M
$-239.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RARE
RARE
TEM
TEM
Q4 25
$-99.8M
$-36.8M
Q3 25
$-91.4M
$-119.8M
Q2 25
$-108.3M
$44.2M
Q1 25
$-166.5M
$-105.6M
Q4 24
$-79.3M
Q3 24
$-67.0M
$48.7M
Q2 24
$-77.0M
$-97.1M
Q1 24
$-190.7M
$-101.4M
Free Cash Flow
RARE
RARE
TEM
TEM
Q4 25
$-100.8M
$-41.5M
Q3 25
$-92.7M
$-126.5M
Q2 25
$-110.7M
$36.6M
Q1 25
$-167.8M
$-107.7M
Q4 24
$-79.5M
Q3 24
$-68.6M
$48.6M
Q2 24
$-79.0M
$-105.1M
Q1 24
$-193.9M
$-107.5M
FCF Margin
RARE
RARE
TEM
TEM
Q4 25
-48.6%
-11.3%
Q3 25
-58.0%
-37.9%
Q2 25
-66.5%
11.6%
Q1 25
-120.5%
-42.1%
Q4 24
-48.3%
Q3 24
-49.2%
26.9%
Q2 24
-53.7%
-63.3%
Q1 24
-178.2%
-73.7%
Capex Intensity
RARE
RARE
TEM
TEM
Q4 25
0.5%
1.3%
Q3 25
0.8%
2.0%
Q2 25
1.5%
2.4%
Q1 25
1.0%
0.8%
Q4 24
0.1%
Q3 24
1.2%
0.0%
Q2 24
1.4%
4.8%
Q1 24
3.0%
4.2%

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%

TEM
TEM

Segment breakdown not available.

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