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Side-by-side financial comparison of Curbline Properties Corp. (CURB) and X4 Pharmaceuticals, Inc (XFOR). Click either name above to swap in a different company.

Curbline Properties Corp. is the larger business by last-quarter revenue ($54.1M vs $28.8M, roughly 1.9× X4 Pharmaceuticals, Inc). Curbline Properties Corp. runs the higher net margin — 17.6% vs 1.0%, a 16.7% gap on every dollar of revenue.

X4 Pharmaceuticals, Inc. is a clinical-stage biotechnology company focused on developing novel targeted therapies for rare immunological diseases and oncology indications with high unmet medical needs. It operates primarily across the U.S. and European markets, with a lead pipeline candidate for WHIM syndrome and multiple other preclinical and clinical assets for immune disorders and cancer.

CURB vs XFOR — Head-to-Head

Bigger by revenue
CURB
CURB
1.9× larger
CURB
$54.1M
$28.8M
XFOR
Higher net margin
CURB
CURB
16.7% more per $
CURB
17.6%
1.0%
XFOR

Income Statement — Q4 FY2025 vs Q1 FY2025

Metric
CURB
CURB
XFOR
XFOR
Revenue
$54.1M
$28.8M
Net Profit
$9.6M
$282.0K
Gross Margin
83.6%
Operating Margin
17.8%
-32.8%
Net Margin
17.6%
1.0%
Revenue YoY
Net Profit YoY
100.5%
EPS (diluted)
$0.08
$0.04

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
CURB
CURB
XFOR
XFOR
Q4 25
$54.1M
Q3 25
$48.6M
Q2 25
$41.4M
Q1 25
$38.7M
$28.8M
Q3 24
$29.8M
Q1 24
$0
Q3 23
$0
Q2 23
$0
Net Profit
CURB
CURB
XFOR
XFOR
Q4 25
$9.6M
Q3 25
$9.4M
Q2 25
$10.4M
Q1 25
$10.6M
$282.0K
Q3 24
$-15.4M
Q1 24
$-51.8M
Q3 23
$-2.3M
Q2 23
$-55.7M
Gross Margin
CURB
CURB
XFOR
XFOR
Q4 25
Q3 25
Q2 25
Q1 25
83.6%
Q3 24
Q1 24
Q3 23
Q2 23
Operating Margin
CURB
CURB
XFOR
XFOR
Q4 25
17.8%
Q3 25
19.3%
Q2 25
25.3%
Q1 25
27.6%
-32.8%
Q3 24
-51.8%
Q1 24
Q3 23
Q2 23
Net Margin
CURB
CURB
XFOR
XFOR
Q4 25
17.6%
Q3 25
19.2%
Q2 25
25.1%
Q1 25
27.3%
1.0%
Q3 24
-51.8%
Q1 24
Q3 23
Q2 23
EPS (diluted)
CURB
CURB
XFOR
XFOR
Q4 25
$0.08
Q3 25
$0.09
Q2 25
$0.10
Q1 25
$0.10
$0.04
Q3 24
$-0.15
Q1 24
$-7.77
Q3 23
$-0.01
Q2 23
$-0.33

Balance Sheet & Financial Strength

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

Metric
CURB
CURB
XFOR
XFOR
Cash + ST InvestmentsLiquidity on hand
$289.6M
$40.3M
Total DebtLower is stronger
$423.2M
$75.0M
Stockholders' EquityBook value
$1.9B
$22.9M
Total Assets
$2.5B
$130.0M
Debt / EquityLower = less leverage
0.22×
3.27×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CURB
CURB
XFOR
XFOR
Q4 25
$289.6M
Q3 25
$430.1M
Q2 25
$429.9M
Q1 25
$594.0M
$40.3M
Q3 24
$2.5M
Q1 24
$60.5M
Q3 23
$131.6M
Q2 23
$136.4M
Total Debt
CURB
CURB
XFOR
XFOR
Q4 25
$423.2M
Q3 25
$396.4M
Q2 25
$99.1M
Q1 25
$99.0M
$75.0M
Q3 24
Q1 24
$55.0M
Q3 23
$55.0M
Q2 23
$32.5M
Stockholders' Equity
CURB
CURB
XFOR
XFOR
Q4 25
$1.9B
Q3 25
$1.9B
Q2 25
$1.9B
Q1 25
$1.9B
$22.9M
Q3 24
$1.1B
Q1 24
$1.0M
Q3 23
$67.6M
Q2 23
$67.5M
Total Assets
CURB
CURB
XFOR
XFOR
Q4 25
$2.5B
Q3 25
$2.4B
Q2 25
$2.1B
Q1 25
$2.1B
$130.0M
Q3 24
$1.2B
Q1 24
$112.2M
Q3 23
$173.3M
Q2 23
$173.4M
Debt / Equity
CURB
CURB
XFOR
XFOR
Q4 25
0.22×
Q3 25
0.21×
Q2 25
0.05×
Q1 25
0.05×
3.27×
Q3 24
Q1 24
53.09×
Q3 23
0.81×
Q2 23
0.48×

Cash Flow & Capital Efficiency

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

Metric
CURB
CURB
XFOR
XFOR
Operating Cash FlowLast quarter
$124.6M
$-12.4M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
13.04×
-43.86×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CURB
CURB
XFOR
XFOR
Q4 25
$124.6M
Q3 25
$39.2M
Q2 25
$34.2M
Q1 25
$25.4M
$-12.4M
Q3 24
Q1 24
$-33.6M
Q3 23
$-68.8M
Q2 23
$-47.9M
Free Cash Flow
CURB
CURB
XFOR
XFOR
Q4 25
Q3 25
Q2 25
Q1 25
Q3 24
Q1 24
$-33.7M
Q3 23
$-68.8M
Q2 23
$-47.9M
Capex Intensity
CURB
CURB
XFOR
XFOR
Q4 25
Q3 25
Q2 25
Q1 25
0.0%
Q3 24
Q1 24
Q3 23
Q2 23
Cash Conversion
CURB
CURB
XFOR
XFOR
Q4 25
13.04×
Q3 25
4.19×
Q2 25
3.28×
Q1 25
2.40×
-43.86×
Q3 24
Q1 24
Q3 23
Q2 23

Financial Flow Comparison

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

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