vs

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

BYLINE BANCORP, INC. is the larger business by last-quarter revenue ($112.4M vs $87.0M, roughly 1.3× CASTLE BIOSCIENCES INC). On growth, BYLINE BANCORP, INC. posted the faster year-over-year revenue change (9.0% vs 0.8%). Over the past eight quarters, CASTLE BIOSCIENCES INC's revenue compounded faster (9.2% CAGR vs 6.4%).

Byline Bank is a bank headquartered in Chicago, Illinois, United States. It is the primary subsidiary of Byline Bancorp, Inc., a bank holding company, and the 4th largest SBA 7(a) lender.

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.

BY vs CSTL — Head-to-Head

Bigger by revenue
BY
BY
1.3× larger
BY
$112.4M
$87.0M
CSTL
Growing faster (revenue YoY)
BY
BY
+8.2% gap
BY
9.0%
0.8%
CSTL
Faster 2-yr revenue CAGR
CSTL
CSTL
Annualised
CSTL
9.2%
6.4%
BY

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
BY
BY
CSTL
CSTL
Revenue
$112.4M
$87.0M
Net Profit
$37.6M
Gross Margin
79.0%
Operating Margin
-4.4%
Net Margin
33.4%
Revenue YoY
9.0%
0.8%
Net Profit YoY
33.0%
EPS (diluted)
$0.83
$-0.06

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
BY
BY
CSTL
CSTL
Q1 26
$112.4M
Q4 25
$117.0M
$87.0M
Q3 25
$115.7M
$83.0M
Q2 25
$110.5M
$86.2M
Q1 25
$103.1M
$88.0M
Q4 24
$104.7M
$86.3M
Q3 24
$101.8M
$85.8M
Q2 24
$99.4M
$87.0M
Net Profit
BY
BY
CSTL
CSTL
Q1 26
$37.6M
Q4 25
$34.5M
Q3 25
$37.2M
$-501.0K
Q2 25
$30.1M
$4.5M
Q1 25
$28.2M
$-25.8M
Q4 24
$30.3M
Q3 24
$30.3M
$2.3M
Q2 24
$29.7M
$8.9M
Gross Margin
BY
BY
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
BY
BY
CSTL
CSTL
Q1 26
Q4 25
40.1%
-4.4%
Q3 25
43.1%
-8.2%
Q2 25
35.2%
-4.9%
Q1 25
36.4%
-31.7%
Q4 24
38.6%
4.7%
Q3 24
39.3%
5.9%
Q2 24
40.4%
5.8%
Net Margin
BY
BY
CSTL
CSTL
Q1 26
33.4%
Q4 25
34.1%
Q3 25
32.1%
-0.6%
Q2 25
27.2%
5.2%
Q1 25
27.4%
-29.4%
Q4 24
34.3%
Q3 24
29.8%
2.6%
Q2 24
29.9%
10.3%
EPS (diluted)
BY
BY
CSTL
CSTL
Q1 26
$0.83
Q4 25
$0.77
$-0.06
Q3 25
$0.82
$-0.02
Q2 25
$0.66
$0.15
Q1 25
$0.64
$-0.90
Q4 24
$0.68
$0.32
Q3 24
$0.69
$0.08
Q2 24
$0.68
$0.31

Balance Sheet & Financial Strength

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

Metric
BY
BY
CSTL
CSTL
Cash + ST InvestmentsLiquidity on hand
$198.4M
$299.5M
Total DebtLower is stronger
$10.1M
Stockholders' EquityBook value
$1.3B
$470.9M
Total Assets
$9.9B
$578.6M
Debt / EquityLower = less leverage
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BY
BY
CSTL
CSTL
Q1 26
$198.4M
Q4 25
$149.1M
$299.5M
Q3 25
$259.0M
$287.5M
Q2 25
$218.3M
$275.9M
Q1 25
$421.3M
$275.2M
Q4 24
$563.1M
$293.1M
Q3 24
$452.6M
$95.0M
Q2 24
$730.5M
$85.6M
Total Debt
BY
BY
CSTL
CSTL
Q1 26
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
BY
BY
CSTL
CSTL
Q1 26
$1.3B
Q4 25
$1.3B
$470.9M
Q3 25
$1.2B
$467.0M
Q2 25
$1.2B
$455.4M
Q1 25
$1.1B
$440.3M
Q4 24
$1.1B
$455.8M
Q3 24
$1.1B
$441.1M
Q2 24
$1.0B
$423.9M
Total Assets
BY
BY
CSTL
CSTL
Q1 26
$9.9B
Q4 25
$9.7B
$578.6M
Q3 25
$9.8B
$562.8M
Q2 25
$9.7B
$544.7M
Q1 25
$9.6B
$501.7M
Q4 24
$9.5B
$531.2M
Q3 24
$9.4B
$514.6M
Q2 24
$9.6B
$487.3M
Debt / Equity
BY
BY
CSTL
CSTL
Q1 26
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
BY
BY
CSTL
CSTL
Operating Cash FlowLast quarter
$26.9M
Free Cash FlowOCF − Capex
$19.7M
FCF MarginFCF / Revenue
22.7%
Capex IntensityCapex / Revenue
8.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$28.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BY
BY
CSTL
CSTL
Q1 26
Q4 25
$140.3M
$26.9M
Q3 25
$38.3M
$22.6M
Q2 25
$16.3M
$20.8M
Q1 25
$27.1M
$-6.0M
Q4 24
$175.2M
$24.4M
Q3 24
$19.8M
$23.3M
Q2 24
$40.1M
$24.0M
Free Cash Flow
BY
BY
CSTL
CSTL
Q1 26
Q4 25
$136.3M
$19.7M
Q3 25
$38.0M
$7.8M
Q2 25
$15.2M
$11.6M
Q1 25
$25.0M
$-10.8M
Q4 24
$171.2M
$16.8M
Q3 24
$19.1M
$17.0M
Q2 24
$39.4M
$18.8M
FCF Margin
BY
BY
CSTL
CSTL
Q1 26
Q4 25
116.5%
22.7%
Q3 25
32.8%
9.4%
Q2 25
13.7%
13.4%
Q1 25
24.3%
-12.2%
Q4 24
163.5%
19.5%
Q3 24
18.8%
19.8%
Q2 24
39.7%
21.6%
Capex Intensity
BY
BY
CSTL
CSTL
Q1 26
Q4 25
3.4%
8.3%
Q3 25
0.3%
17.9%
Q2 25
1.0%
10.7%
Q1 25
2.0%
5.4%
Q4 24
3.8%
8.8%
Q3 24
0.6%
7.4%
Q2 24
0.7%
6.0%
Cash Conversion
BY
BY
CSTL
CSTL
Q1 26
Q4 25
4.06×
Q3 25
1.03×
Q2 25
0.54×
4.60×
Q1 25
0.96×
Q4 24
5.78×
Q3 24
0.65×
10.29×
Q2 24
1.35×
2.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BY
BY

Segment breakdown not available.

CSTL
CSTL

Dermatologic$48.6M56%
Non Dermatologic$38.4M44%

Related Comparisons