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Side-by-side financial comparison of ALEXANDERS INC (ALX) and CASTLE BIOSCIENCES INC (CSTL). Click either name above to swap in a different company.

CASTLE BIOSCIENCES INC is the larger business by last-quarter revenue ($83.7M vs $53.3M, roughly 1.6× ALEXANDERS INC). On growth, ALEXANDERS INC posted the faster year-over-year revenue change (-4.7% vs -4.9%). Over the past eight quarters, CASTLE BIOSCIENCES INC's revenue compounded faster (-1.9% CAGR vs -6.9%).

Alexander's, Inc. is a real estate investment trust that owns 7 properties in New York metropolitan area, including 731 Lexington Avenue, the headquarters of Bloomberg L.P. It is controlled by Vornado Realty Trust. It was founded by George Farkas and Louis Schwadron in 1928.

Castle Biosciences Inc. is a commercial-stage diagnostic firm that develops and markets proprietary, clinically actionable tests for dermatological conditions such as melanoma and other skin cancers, plus rare diseases. It operates mainly in the U.S. healthcare market, focusing on segments with high unmet need for more accurate diagnostics to guide treatment choices.

ALX vs CSTL — Head-to-Head

Bigger by revenue
CSTL
CSTL
1.6× larger
CSTL
$83.7M
$53.3M
ALX
Growing faster (revenue YoY)
ALX
ALX
+0.1% gap
ALX
-4.7%
-4.9%
CSTL
Faster 2-yr revenue CAGR
CSTL
CSTL
Annualised
CSTL
-1.9%
-6.9%
ALX

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ALX
ALX
CSTL
CSTL
Revenue
$53.3M
$83.7M
Net Profit
$-14.5M
Gross Margin
Operating Margin
Net Margin
-17.4%
Revenue YoY
-4.7%
-4.9%
Net Profit YoY
43.8%
EPS (diluted)
$0.75
$-0.49

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
ALX
ALX
CSTL
CSTL
Q1 26
$83.7M
Q4 25
$53.3M
$87.0M
Q3 25
$53.4M
$83.0M
Q2 25
$51.6M
$86.2M
Q1 25
$54.9M
$88.0M
Q4 24
$55.9M
$86.3M
Q3 24
$55.7M
$85.8M
Q2 24
$53.4M
$87.0M
Net Profit
ALX
ALX
CSTL
CSTL
Q1 26
$-14.5M
Q4 25
Q3 25
$6.0M
$-501.0K
Q2 25
$6.1M
$4.5M
Q1 25
$12.3M
$-25.8M
Q4 24
Q3 24
$6.7M
$2.3M
Q2 24
$8.4M
$8.9M
Gross Margin
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
79.0%
Q3 25
77.5%
Q2 25
79.5%
Q1 25
81.4%
Q4 24
81.3%
Q3 24
81.8%
Q2 24
83.3%
Operating Margin
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
-4.4%
Q3 25
-8.2%
Q2 25
-4.9%
Q1 25
-31.7%
Q4 24
4.7%
Q3 24
5.9%
Q2 24
5.8%
Net Margin
ALX
ALX
CSTL
CSTL
Q1 26
-17.4%
Q4 25
Q3 25
11.2%
-0.6%
Q2 25
11.9%
5.2%
Q1 25
22.4%
-29.4%
Q4 24
Q3 24
12.0%
2.6%
Q2 24
15.7%
10.3%
EPS (diluted)
ALX
ALX
CSTL
CSTL
Q1 26
$-0.49
Q4 25
$0.75
$-0.06
Q3 25
$1.16
$-0.02
Q2 25
$1.19
$0.15
Q1 25
$2.40
$-0.90
Q4 24
$2.39
$0.32
Q3 24
$1.30
$0.08
Q2 24
$1.63
$0.31

Balance Sheet & Financial Strength

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

Metric
ALX
ALX
CSTL
CSTL
Cash + ST InvestmentsLiquidity on hand
$128.2M
$63.8M
Total DebtLower is stronger
$10.1M
Stockholders' EquityBook value
$109.2M
$461.4M
Total Assets
$1.1B
$547.8M
Debt / EquityLower = less leverage
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALX
ALX
CSTL
CSTL
Q1 26
$63.8M
Q4 25
$128.2M
$299.5M
Q3 25
$286.1M
$287.5M
Q2 25
$313.0M
$275.9M
Q1 25
$319.9M
$275.2M
Q4 24
$338.5M
$293.1M
Q3 24
$354.8M
$95.0M
Q2 24
$410.9M
$85.6M
Total Debt
ALX
ALX
CSTL
CSTL
Q1 26
$10.1M
Q4 25
$10.1M
Q3 25
$10.0M
Q2 25
$10.0M
Q1 25
$10.0M
Q4 24
$10.0M
Q3 24
$10.0M
Q2 24
$10.0M
Stockholders' Equity
ALX
ALX
CSTL
CSTL
Q1 26
$461.4M
Q4 25
$109.2M
$470.9M
Q3 25
$128.3M
$467.0M
Q2 25
$145.4M
$455.4M
Q1 25
$163.1M
$440.3M
Q4 24
$176.9M
$455.8M
Q3 24
$190.7M
$441.1M
Q2 24
$212.5M
$423.9M
Total Assets
ALX
ALX
CSTL
CSTL
Q1 26
$547.8M
Q4 25
$1.1B
$578.6M
Q3 25
$1.3B
$562.8M
Q2 25
$1.3B
$544.7M
Q1 25
$1.3B
$501.7M
Q4 24
$1.3B
$531.2M
Q3 24
$1.4B
$514.6M
Q2 24
$1.5B
$487.3M
Debt / Equity
ALX
ALX
CSTL
CSTL
Q1 26
0.02×
Q4 25
0.02×
Q3 25
0.02×
Q2 25
0.02×
Q1 25
0.02×
Q4 24
0.02×
Q3 24
0.02×
Q2 24
0.02×

Cash Flow & Capital Efficiency

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

Metric
ALX
ALX
CSTL
CSTL
Operating Cash FlowLast quarter
$73.4M
$-22.1M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALX
ALX
CSTL
CSTL
Q1 26
$-22.1M
Q4 25
$73.4M
$26.9M
Q3 25
$-9.3M
$22.6M
Q2 25
$43.6M
$20.8M
Q1 25
$15.7M
$-6.0M
Q4 24
$54.1M
$24.4M
Q3 24
$-5.0M
$23.3M
Q2 24
$11.5M
$24.0M
Free Cash Flow
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
$19.7M
Q3 25
$7.8M
Q2 25
$11.6M
Q1 25
$-10.8M
Q4 24
$16.8M
Q3 24
$17.0M
Q2 24
$18.8M
FCF Margin
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
22.7%
Q3 25
9.4%
Q2 25
13.4%
Q1 25
-12.2%
Q4 24
19.5%
Q3 24
19.8%
Q2 24
21.6%
Capex Intensity
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
8.3%
Q3 25
17.9%
Q2 25
10.7%
Q1 25
5.4%
Q4 24
8.8%
Q3 24
7.4%
Q2 24
6.0%
Cash Conversion
ALX
ALX
CSTL
CSTL
Q1 26
Q4 25
Q3 25
-1.55×
Q2 25
7.12×
4.60×
Q1 25
1.28×
Q4 24
Q3 24
-0.75×
10.29×
Q2 24
1.37×
2.69×

Financial Flow Comparison

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

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