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Side-by-side financial comparison of FIDELITY D & D BANCORP INC (FDBC) and Spero Therapeutics, Inc. (SPRO). Click either name above to swap in a different company.

FIDELITY D & D BANCORP INC is the larger business by last-quarter revenue ($24.4M vs $12.6M, roughly 1.9× Spero Therapeutics, Inc.). Spero Therapeutics, Inc. runs the higher net margin — 250.7% vs 32.5%, a 218.1% gap on every dollar of revenue. On growth, Spero Therapeutics, Inc. posted the faster year-over-year revenue change (24080.8% vs 15.0%). Over the past eight quarters, Spero Therapeutics, Inc.'s revenue compounded faster (847.7% CAGR vs 11.8%).

Fidelity D & D Bancorp Inc is a US-based regional bank holding company primarily operating in northeastern Pennsylvania. It offers a full range of retail and commercial banking services including deposit accounts, consumer and business loans, mortgage lending, and wealth management solutions, catering to individual consumers, small businesses and local community clients.

FDBC vs SPRO — Head-to-Head

Bigger by revenue
FDBC
FDBC
1.9× larger
FDBC
$24.4M
$12.6M
SPRO
Growing faster (revenue YoY)
SPRO
SPRO
+24065.8% gap
SPRO
24080.8%
15.0%
FDBC
Higher net margin
SPRO
SPRO
218.1% more per $
SPRO
250.7%
32.5%
FDBC
Faster 2-yr revenue CAGR
SPRO
SPRO
Annualised
SPRO
847.7%
11.8%
FDBC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
FDBC
FDBC
SPRO
SPRO
Revenue
$24.4M
$12.6M
Net Profit
$7.9M
$31.5M
Gross Margin
Operating Margin
37.7%
Net Margin
32.5%
250.7%
Revenue YoY
15.0%
24080.8%
Net Profit YoY
36.1%
250.9%
EPS (diluted)
$1.29
$0.56

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
FDBC
FDBC
SPRO
SPRO
Q4 25
$24.4M
$12.6M
Q3 25
$23.5M
$0
Q2 25
$23.3M
$0
Q1 25
$22.0M
$12.0K
Q4 24
$21.2M
$52.0K
Q3 24
$20.4M
$65.0K
Q2 24
$19.7M
$114.0K
Q1 24
$19.5M
$140.0K
Net Profit
FDBC
FDBC
SPRO
SPRO
Q4 25
$7.9M
$31.5M
Q3 25
$7.3M
$-7.4M
Q2 25
$6.9M
$-1.7M
Q1 25
$6.0M
$-13.9M
Q4 24
$5.8M
Q3 24
$5.0M
$-17.1M
Q2 24
$4.9M
$-17.9M
Q1 24
$5.1M
$-12.7M
Operating Margin
FDBC
FDBC
SPRO
SPRO
Q4 25
37.7%
Q3 25
36.5%
Q2 25
35.5%
Q1 25
32.2%
-122758.3%
Q4 24
31.4%
Q3 24
28.2%
-28604.6%
Q2 24
28.9%
-16720.2%
Q1 24
29.5%
-9987.1%
Net Margin
FDBC
FDBC
SPRO
SPRO
Q4 25
32.5%
250.7%
Q3 25
31.2%
Q2 25
29.7%
Q1 25
27.2%
-115550.0%
Q4 24
27.5%
Q3 24
24.3%
-26380.0%
Q2 24
25.0%
-15668.4%
Q1 24
25.9%
-9049.3%
EPS (diluted)
FDBC
FDBC
SPRO
SPRO
Q4 25
$1.29
$0.56
Q3 25
$1.27
$-0.13
Q2 25
$1.27
$-0.03
Q1 25
$1.03
$-0.25
Q4 24
$1.00
Q3 24
$0.86
$-0.32
Q2 24
$0.86
$-0.33
Q1 24
$0.88
$-0.24

Balance Sheet & Financial Strength

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

Metric
FDBC
FDBC
SPRO
SPRO
Cash + ST InvestmentsLiquidity on hand
$148.1M
$40.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$238.9M
$59.0M
Total Assets
$2.7B
$68.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FDBC
FDBC
SPRO
SPRO
Q4 25
$148.1M
$40.3M
Q3 25
$142.2M
$48.6M
Q2 25
$165.5M
$31.2M
Q1 25
$211.2M
$48.9M
Q4 24
$83.4M
$52.9M
Q3 24
$120.2M
$76.3M
Q2 24
$78.1M
$63.5M
Q1 24
$72.7M
$82.3M
Stockholders' Equity
FDBC
FDBC
SPRO
SPRO
Q4 25
$238.9M
$59.0M
Q3 25
$229.2M
$26.5M
Q2 25
$217.9M
$32.8M
Q1 25
$211.7M
$33.8M
Q4 24
$204.0M
$46.1M
Q3 24
$207.3M
$65.5M
Q2 24
$195.7M
$80.5M
Q1 24
$191.6M
$96.2M
Total Assets
FDBC
FDBC
SPRO
SPRO
Q4 25
$2.7B
$68.9M
Q3 25
$2.7B
$54.2M
Q2 25
$2.7B
$62.1M
Q1 25
$2.7B
$77.7M
Q4 24
$2.6B
$110.5M
Q3 24
$2.6B
$135.2M
Q2 24
$2.5B
$149.9M
Q1 24
$2.5B
$167.7M

Cash Flow & Capital Efficiency

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

Metric
FDBC
FDBC
SPRO
SPRO
Operating Cash FlowLast quarter
$42.4M
$-8.4M
Free Cash FlowOCF − Capex
$24.8M
FCF MarginFCF / Revenue
101.7%
Capex IntensityCapex / Revenue
71.9%
Cash ConversionOCF / Net Profit
5.34×
-0.26×
TTM Free Cash FlowTrailing 4 quarters
$45.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FDBC
FDBC
SPRO
SPRO
Q4 25
$42.4M
$-8.4M
Q3 25
$8.4M
$17.4M
Q2 25
$12.6M
$-17.7M
Q1 25
$11.7M
$-4.0M
Q4 24
$29.6M
$-23.4M
Q3 24
$9.1M
$12.8M
Q2 24
$8.7M
$-18.7M
Q1 24
$5.3M
$5.9M
Free Cash Flow
FDBC
FDBC
SPRO
SPRO
Q4 25
$24.8M
Q3 25
$2.2M
Q2 25
$6.9M
Q1 25
$11.5M
Q4 24
$24.9M
Q3 24
$7.8M
Q2 24
$7.2M
Q1 24
$4.0M
FCF Margin
FDBC
FDBC
SPRO
SPRO
Q4 25
101.7%
Q3 25
9.3%
Q2 25
29.6%
Q1 25
52.3%
Q4 24
117.3%
Q3 24
38.1%
Q2 24
36.6%
Q1 24
20.7%
Capex Intensity
FDBC
FDBC
SPRO
SPRO
Q4 25
71.9%
Q3 25
26.5%
Q2 25
24.4%
Q1 25
0.8%
Q4 24
22.0%
Q3 24
6.3%
Q2 24
7.5%
Q1 24
6.7%
Cash Conversion
FDBC
FDBC
SPRO
SPRO
Q4 25
5.34×
-0.26×
Q3 25
1.15×
Q2 25
1.82×
Q1 25
1.95×
Q4 24
5.07×
Q3 24
1.83×
Q2 24
1.76×
Q1 24
1.05×

Financial Flow Comparison

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

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