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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and WEST BANCORPORATION INC (WTBA). Click either name above to swap in a different company.

ASPEN AEROGELS INC is the larger business by last-quarter revenue ($41.3M vs $26.9M, roughly 1.5× WEST BANCORPORATION INC). WEST BANCORPORATION INC runs the higher net margin — 39.2% vs -176.4%, a 215.6% gap on every dollar of revenue. On growth, WEST BANCORPORATION INC posted the faster year-over-year revenue change (16.6% vs -66.4%). ASPEN AEROGELS INC produced more free cash flow last quarter ($13.7M vs $12.4M). Over the past eight quarters, WEST BANCORPORATION INC's revenue compounded faster (17.3% 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.

West Bancorporation Inc. is a regional financial holding company headquartered in the U.S. Midwest, primarily serving markets across Iowa and Minnesota. It provides a full suite of personal and commercial banking services, including deposit accounts, mortgage loans, business lending, and wealth management solutions for individual consumers, small-to-medium enterprises, and local organizational clients.

ASPN vs WTBA — Head-to-Head

Bigger by revenue
ASPN
ASPN
1.5× larger
ASPN
$41.3M
$26.9M
WTBA
Growing faster (revenue YoY)
WTBA
WTBA
+83.0% gap
WTBA
16.6%
-66.4%
ASPN
Higher net margin
WTBA
WTBA
215.6% more per $
WTBA
39.2%
-176.4%
ASPN
More free cash flow
ASPN
ASPN
$1.3M more FCF
ASPN
$13.7M
$12.4M
WTBA
Faster 2-yr revenue CAGR
WTBA
WTBA
Annualised
WTBA
17.3%
-33.9%
ASPN

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ASPN
ASPN
WTBA
WTBA
Revenue
$41.3M
$26.9M
Net Profit
$-72.9M
$10.6M
Gross Margin
-55.5%
Operating Margin
-170.3%
50.0%
Net Margin
-176.4%
39.2%
Revenue YoY
-66.4%
16.6%
Net Profit YoY
-741.7%
34.8%
EPS (diluted)
$-0.87
$0.61

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
WTBA
WTBA
Q1 26
$26.9M
Q4 25
$41.3M
$24.2M
Q3 25
$73.0M
$25.0M
Q2 25
$78.0M
$23.8M
Q1 25
$78.7M
$23.1M
Q4 24
$123.1M
$20.9M
Q3 24
$117.3M
$20.3M
Q2 24
$117.8M
$19.6M
Net Profit
ASPN
ASPN
WTBA
WTBA
Q1 26
$10.6M
Q4 25
$-72.9M
$7.4M
Q3 25
$-6.3M
$9.3M
Q2 25
$-9.1M
$8.0M
Q1 25
$-301.2M
$7.8M
Q4 24
$11.4M
$7.1M
Q3 24
$-13.0M
$6.0M
Q2 24
$16.8M
$5.2M
Gross Margin
ASPN
ASPN
WTBA
WTBA
Q1 26
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%
Operating Margin
ASPN
ASPN
WTBA
WTBA
Q1 26
50.0%
Q4 25
-170.3%
39.6%
Q3 25
-4.6%
45.8%
Q2 25
-6.6%
43.4%
Q1 25
-380.2%
43.4%
Q4 24
12.0%
30.9%
Q3 24
14.8%
36.6%
Q2 24
17.0%
32.6%
Net Margin
ASPN
ASPN
WTBA
WTBA
Q1 26
39.2%
Q4 25
-176.4%
30.7%
Q3 25
-8.7%
37.3%
Q2 25
-11.6%
33.5%
Q1 25
-382.7%
34.0%
Q4 24
9.2%
34.0%
Q3 24
-11.1%
29.3%
Q2 24
14.3%
26.5%
EPS (diluted)
ASPN
ASPN
WTBA
WTBA
Q1 26
$0.61
Q4 25
$-0.87
$0.44
Q3 25
$-0.08
$0.55
Q2 25
$-0.11
$0.47
Q1 25
$-3.67
$0.46
Q4 24
$0.15
$0.41
Q3 24
$-0.17
$0.35
Q2 24
$0.21
$0.31

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
WTBA
WTBA
Cash + ST InvestmentsLiquidity on hand
$156.9M
$362.0M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$235.5M
$270.7M
Total Assets
$406.7M
$4.0B
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
WTBA
WTBA
Q1 26
$362.0M
Q4 25
$156.9M
$471.1M
Q3 25
$150.7M
$232.9M
Q2 25
$167.6M
$345.2M
Q1 25
$192.0M
Q4 24
$220.9M
$243.5M
Q3 24
$113.5M
Q2 24
$91.4M
Total Debt
ASPN
ASPN
WTBA
WTBA
Q1 26
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
Stockholders' Equity
ASPN
ASPN
WTBA
WTBA
Q1 26
$270.7M
Q4 25
$235.5M
$266.0M
Q3 25
$305.7M
$255.1M
Q2 25
$308.8M
$240.9M
Q1 25
$314.8M
$237.9M
Q4 24
$614.7M
$227.9M
Q3 24
$507.6M
$235.4M
Q2 24
$517.8M
$223.9M
Total Assets
ASPN
ASPN
WTBA
WTBA
Q1 26
$4.0B
Q4 25
$406.7M
$4.1B
Q3 25
$491.4M
$4.0B
Q2 25
$525.1M
$4.1B
Q1 25
$555.0M
$4.0B
Q4 24
$895.1M
$4.0B
Q3 24
$782.6M
$4.0B
Q2 24
$748.6M
$4.0B
Debt / Equity
ASPN
ASPN
WTBA
WTBA
Q1 26
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

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
WTBA
WTBA
Operating Cash FlowLast quarter
$16.1M
$12.9M
Free Cash FlowOCF − Capex
$13.7M
$12.4M
FCF MarginFCF / Revenue
33.1%
46.0%
Capex IntensityCapex / Revenue
6.0%
1.8%
Cash ConversionOCF / Net Profit
1.22×
TTM Free Cash FlowTrailing 4 quarters
$-4.6M
$79.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
WTBA
WTBA
Q1 26
$12.9M
Q4 25
$16.1M
$46.5M
Q3 25
$15.0M
$11.4M
Q2 25
$-3.9M
$13.5M
Q1 25
$5.6M
$9.7M
Q4 24
$35.7M
$39.8M
Q3 24
$20.8M
$12.9M
Q2 24
$6.8M
$10.0M
Free Cash Flow
ASPN
ASPN
WTBA
WTBA
Q1 26
$12.4M
Q4 25
$13.7M
$43.2M
Q3 25
$5.9M
$10.8M
Q2 25
$-16.8M
$12.8M
Q1 25
$-7.4M
$8.3M
Q4 24
$20.9M
$13.7M
Q3 24
$-50.0K
$7.0M
Q2 24
$-18.0M
$2.7M
FCF Margin
ASPN
ASPN
WTBA
WTBA
Q1 26
46.0%
Q4 25
33.1%
178.3%
Q3 25
8.1%
43.0%
Q2 25
-21.6%
53.6%
Q1 25
-9.4%
35.7%
Q4 24
17.0%
65.6%
Q3 24
-0.0%
34.2%
Q2 24
-15.3%
14.0%
Capex Intensity
ASPN
ASPN
WTBA
WTBA
Q1 26
1.8%
Q4 25
6.0%
13.7%
Q3 25
12.5%
2.6%
Q2 25
16.5%
3.2%
Q1 25
16.5%
6.5%
Q4 24
12.0%
125.3%
Q3 24
17.7%
29.4%
Q2 24
21.1%
37.1%
Cash Conversion
ASPN
ASPN
WTBA
WTBA
Q1 26
1.22×
Q4 25
6.26×
Q3 25
1.23×
Q2 25
1.70×
Q1 25
1.24×
Q4 24
3.14×
5.61×
Q3 24
2.17×
Q2 24
0.41×
1.93×

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%

WTBA
WTBA

Segment breakdown not available.

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