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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and FIDELITY D & D BANCORP INC (FDBC). Click either name above to swap in a different company.

ASPEN AEROGELS INC is the larger business by last-quarter revenue ($41.3M vs $24.4M, roughly 1.7× FIDELITY D & D BANCORP INC). FIDELITY D & D BANCORP INC runs the higher net margin — 32.5% vs -176.4%, a 208.9% gap on every dollar of revenue. On growth, FIDELITY D & D BANCORP INC posted the faster year-over-year revenue change (15.0% vs -66.4%). FIDELITY D & D BANCORP INC produced more free cash flow last quarter ($24.8M vs $13.7M). Over the past eight quarters, FIDELITY D & D BANCORP INC's revenue compounded faster (11.8% CAGR vs -33.9%).

Aspen Aerogels Inc is a leading manufacturer of high-performance aerogel-based insulation and thermal management materials. It serves core sectors including renewable energy, oil and gas infrastructure, aerospace, commercial construction and industrial manufacturing, with key markets across North America, Europe and Asia-Pacific. Its products are prized for superior thermal resistance, fire safety and lightweight performance for harsh operating conditions.

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.

ASPN vs FDBC — Head-to-Head

Bigger by revenue
ASPN
ASPN
1.7× larger
ASPN
$41.3M
$24.4M
FDBC
Growing faster (revenue YoY)
FDBC
FDBC
+81.4% gap
FDBC
15.0%
-66.4%
ASPN
Higher net margin
FDBC
FDBC
208.9% more per $
FDBC
32.5%
-176.4%
ASPN
More free cash flow
FDBC
FDBC
$11.2M more FCF
FDBC
$24.8M
$13.7M
ASPN
Faster 2-yr revenue CAGR
FDBC
FDBC
Annualised
FDBC
11.8%
-33.9%
ASPN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ASPN
ASPN
FDBC
FDBC
Revenue
$41.3M
$24.4M
Net Profit
$-72.9M
$7.9M
Gross Margin
-55.5%
Operating Margin
-170.3%
37.7%
Net Margin
-176.4%
32.5%
Revenue YoY
-66.4%
15.0%
Net Profit YoY
-741.7%
36.1%
EPS (diluted)
$-0.87
$1.29

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
ASPN
ASPN
FDBC
FDBC
Q4 25
$41.3M
$24.4M
Q3 25
$73.0M
$23.5M
Q2 25
$78.0M
$23.3M
Q1 25
$78.7M
$22.0M
Q4 24
$123.1M
$21.2M
Q3 24
$117.3M
$20.4M
Q2 24
$117.8M
$19.7M
Q1 24
$94.5M
$19.5M
Net Profit
ASPN
ASPN
FDBC
FDBC
Q4 25
$-72.9M
$7.9M
Q3 25
$-6.3M
$7.3M
Q2 25
$-9.1M
$6.9M
Q1 25
$-301.2M
$6.0M
Q4 24
$11.4M
$5.8M
Q3 24
$-13.0M
$5.0M
Q2 24
$16.8M
$4.9M
Q1 24
$-1.8M
$5.1M
Gross Margin
ASPN
ASPN
FDBC
FDBC
Q4 25
-55.5%
Q3 25
28.5%
Q2 25
32.4%
Q1 25
29.0%
Q4 24
38.3%
Q3 24
41.8%
Q2 24
43.8%
Q1 24
37.2%
Operating Margin
ASPN
ASPN
FDBC
FDBC
Q4 25
-170.3%
37.7%
Q3 25
-4.6%
36.5%
Q2 25
-6.6%
35.5%
Q1 25
-380.2%
32.2%
Q4 24
12.0%
31.4%
Q3 24
14.8%
28.2%
Q2 24
17.0%
28.9%
Q1 24
2.6%
29.5%
Net Margin
ASPN
ASPN
FDBC
FDBC
Q4 25
-176.4%
32.5%
Q3 25
-8.7%
31.2%
Q2 25
-11.6%
29.7%
Q1 25
-382.7%
27.2%
Q4 24
9.2%
27.5%
Q3 24
-11.1%
24.3%
Q2 24
14.3%
25.0%
Q1 24
-1.9%
25.9%
EPS (diluted)
ASPN
ASPN
FDBC
FDBC
Q4 25
$-0.87
$1.29
Q3 25
$-0.08
$1.27
Q2 25
$-0.11
$1.27
Q1 25
$-3.67
$1.03
Q4 24
$0.15
$1.00
Q3 24
$-0.17
$0.86
Q2 24
$0.21
$0.86
Q1 24
$-0.02
$0.88

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
FDBC
FDBC
Cash + ST InvestmentsLiquidity on hand
$156.9M
$148.1M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$235.5M
$238.9M
Total Assets
$406.7M
$2.7B
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
FDBC
FDBC
Q4 25
$156.9M
$148.1M
Q3 25
$150.7M
$142.2M
Q2 25
$167.6M
$165.5M
Q1 25
$192.0M
$211.2M
Q4 24
$220.9M
$83.4M
Q3 24
$113.5M
$120.2M
Q2 24
$91.4M
$78.1M
Q1 24
$101.5M
$72.7M
Total Debt
ASPN
ASPN
FDBC
FDBC
Q4 25
$65.5M
Q3 25
$70.1M
Q2 25
$77.3M
Q1 25
$95.4M
Q4 24
$95.0M
Q3 24
$93.7M
Q2 24
Q1 24
Stockholders' Equity
ASPN
ASPN
FDBC
FDBC
Q4 25
$235.5M
$238.9M
Q3 25
$305.7M
$229.2M
Q2 25
$308.8M
$217.9M
Q1 25
$314.8M
$211.7M
Q4 24
$614.7M
$204.0M
Q3 24
$507.6M
$207.3M
Q2 24
$517.8M
$195.7M
Q1 24
$491.2M
$191.6M
Total Assets
ASPN
ASPN
FDBC
FDBC
Q4 25
$406.7M
$2.7B
Q3 25
$491.4M
$2.7B
Q2 25
$525.1M
$2.7B
Q1 25
$555.0M
$2.7B
Q4 24
$895.1M
$2.6B
Q3 24
$782.6M
$2.6B
Q2 24
$748.6M
$2.5B
Q1 24
$698.0M
$2.5B
Debt / Equity
ASPN
ASPN
FDBC
FDBC
Q4 25
0.28×
Q3 25
0.23×
Q2 25
0.25×
Q1 25
0.30×
Q4 24
0.15×
Q3 24
0.18×
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
ASPN
ASPN
FDBC
FDBC
Operating Cash FlowLast quarter
$16.1M
$42.4M
Free Cash FlowOCF − Capex
$13.7M
$24.8M
FCF MarginFCF / Revenue
33.1%
101.7%
Capex IntensityCapex / Revenue
6.0%
71.9%
Cash ConversionOCF / Net Profit
5.34×
TTM Free Cash FlowTrailing 4 quarters
$-4.6M
$45.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
FDBC
FDBC
Q4 25
$16.1M
$42.4M
Q3 25
$15.0M
$8.4M
Q2 25
$-3.9M
$12.6M
Q1 25
$5.6M
$11.7M
Q4 24
$35.7M
$29.6M
Q3 24
$20.8M
$9.1M
Q2 24
$6.8M
$8.7M
Q1 24
$-17.7M
$5.3M
Free Cash Flow
ASPN
ASPN
FDBC
FDBC
Q4 25
$13.7M
$24.8M
Q3 25
$5.9M
$2.2M
Q2 25
$-16.8M
$6.9M
Q1 25
$-7.4M
$11.5M
Q4 24
$20.9M
$24.9M
Q3 24
$-50.0K
$7.8M
Q2 24
$-18.0M
$7.2M
Q1 24
$-43.6M
$4.0M
FCF Margin
ASPN
ASPN
FDBC
FDBC
Q4 25
33.1%
101.7%
Q3 25
8.1%
9.3%
Q2 25
-21.6%
29.6%
Q1 25
-9.4%
52.3%
Q4 24
17.0%
117.3%
Q3 24
-0.0%
38.1%
Q2 24
-15.3%
36.6%
Q1 24
-46.1%
20.7%
Capex Intensity
ASPN
ASPN
FDBC
FDBC
Q4 25
6.0%
71.9%
Q3 25
12.5%
26.5%
Q2 25
16.5%
24.4%
Q1 25
16.5%
0.8%
Q4 24
12.0%
22.0%
Q3 24
17.7%
6.3%
Q2 24
21.1%
7.5%
Q1 24
27.4%
6.7%
Cash Conversion
ASPN
ASPN
FDBC
FDBC
Q4 25
5.34×
Q3 25
1.15×
Q2 25
1.82×
Q1 25
1.95×
Q4 24
3.14×
5.07×
Q3 24
1.83×
Q2 24
0.41×
1.76×
Q1 24
1.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASPN
ASPN

Energy Industrial$14.5M35%
Other$13.9M34%
Thermal Barrier$12.9M31%

FDBC
FDBC

Segment breakdown not available.

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