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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and DIAMOND HILL INVESTMENT GROUP INC (DHIL). Click either name above to swap in a different company.

ASPEN AEROGELS INC is the larger business by last-quarter revenue ($41.3M vs $36.6M, roughly 1.1× DIAMOND HILL INVESTMENT GROUP INC). DIAMOND HILL INVESTMENT GROUP INC runs the higher net margin — 25.3% vs -176.4%, a 201.7% gap on every dollar of revenue. On growth, DIAMOND HILL INVESTMENT GROUP INC posted the faster year-over-year revenue change (-6.6% vs -66.4%). ASPEN AEROGELS INC produced more free cash flow last quarter ($13.7M vs $-9.1M). Over the past eight quarters, DIAMOND HILL INVESTMENT GROUP INC's revenue compounded faster (0.4% 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.

Diamond Baseball Holdings (DBH) is an American sports ownership and management group that operates over 40 Minor League Baseball (MiLB) teams in the United States and Canada. DBH was established in 2021 by media conglomerate Endeavor and is a subsidiary of the investment firm Silver Lake.

ASPN vs DHIL — Head-to-Head

Bigger by revenue
ASPN
ASPN
1.1× larger
ASPN
$41.3M
$36.6M
DHIL
Growing faster (revenue YoY)
DHIL
DHIL
+59.9% gap
DHIL
-6.6%
-66.4%
ASPN
Higher net margin
DHIL
DHIL
201.7% more per $
DHIL
25.3%
-176.4%
ASPN
More free cash flow
ASPN
ASPN
$22.7M more FCF
ASPN
$13.7M
$-9.1M
DHIL
Faster 2-yr revenue CAGR
DHIL
DHIL
Annualised
DHIL
0.4%
-33.9%
ASPN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ASPN
ASPN
DHIL
DHIL
Revenue
$41.3M
$36.6M
Net Profit
$-72.9M
$9.3M
Gross Margin
-55.5%
Operating Margin
-170.3%
16.9%
Net Margin
-176.4%
25.3%
Revenue YoY
-66.4%
-6.6%
Net Profit YoY
-741.7%
25.3%
EPS (diluted)
$-0.87
$3.42

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
DHIL
DHIL
Q4 25
$41.3M
$36.6M
Q3 25
$73.0M
$37.4M
Q2 25
$78.0M
$36.0M
Q1 25
$78.7M
$37.1M
Q4 24
$123.1M
$39.1M
Q3 24
$117.3M
$39.0M
Q2 24
$117.8M
$36.7M
Q1 24
$94.5M
$36.3M
Net Profit
ASPN
ASPN
DHIL
DHIL
Q4 25
$-72.9M
$9.3M
Q3 25
$-6.3M
$13.6M
Q2 25
$-9.1M
$15.6M
Q1 25
$-301.2M
$10.4M
Q4 24
$11.4M
$7.4M
Q3 24
$-13.0M
$14.6M
Q2 24
$16.8M
$8.1M
Q1 24
$-1.8M
$13.0M
Gross Margin
ASPN
ASPN
DHIL
DHIL
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
DHIL
DHIL
Q4 25
-170.3%
16.9%
Q3 25
-4.6%
26.0%
Q2 25
-6.6%
21.6%
Q1 25
-380.2%
35.2%
Q4 24
12.0%
33.8%
Q3 24
14.8%
26.2%
Q2 24
17.0%
33.1%
Q1 24
2.6%
22.9%
Net Margin
ASPN
ASPN
DHIL
DHIL
Q4 25
-176.4%
25.3%
Q3 25
-8.7%
36.2%
Q2 25
-11.6%
43.2%
Q1 25
-382.7%
27.9%
Q4 24
9.2%
18.9%
Q3 24
-11.1%
37.5%
Q2 24
14.3%
22.2%
Q1 24
-1.9%
35.9%
EPS (diluted)
ASPN
ASPN
DHIL
DHIL
Q4 25
$-0.87
$3.42
Q3 25
$-0.08
$4.99
Q2 25
$-0.11
$5.73
Q1 25
$-3.67
$3.77
Q4 24
$0.15
$2.76
Q3 24
$-0.17
$5.35
Q2 24
$0.21
$2.93
Q1 24
$-0.02
$4.62

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
DHIL
DHIL
Cash + ST InvestmentsLiquidity on hand
$156.9M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$235.5M
$176.4M
Total Assets
$406.7M
$260.4M
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
DHIL
DHIL
Q4 25
$156.9M
Q3 25
$150.7M
Q2 25
$167.6M
Q1 25
$192.0M
Q4 24
$220.9M
$41.6M
Q3 24
$113.5M
Q2 24
$91.4M
Q1 24
$101.5M
Total Debt
ASPN
ASPN
DHIL
DHIL
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
DHIL
DHIL
Q4 25
$235.5M
$176.4M
Q3 25
$305.7M
$180.9M
Q2 25
$308.8M
$171.6M
Q1 25
$314.8M
$168.6M
Q4 24
$614.7M
$162.3M
Q3 24
$507.6M
$166.5M
Q2 24
$517.8M
$156.5M
Q1 24
$491.2M
$158.3M
Total Assets
ASPN
ASPN
DHIL
DHIL
Q4 25
$406.7M
$260.4M
Q3 25
$491.4M
$256.3M
Q2 25
$525.1M
$261.0M
Q1 25
$555.0M
$224.4M
Q4 24
$895.1M
$245.1M
Q3 24
$782.6M
$240.8M
Q2 24
$748.6M
$213.1M
Q1 24
$698.0M
$209.1M
Debt / Equity
ASPN
ASPN
DHIL
DHIL
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
DHIL
DHIL
Operating Cash FlowLast quarter
$16.1M
$-6.6M
Free Cash FlowOCF − Capex
$13.7M
$-9.1M
FCF MarginFCF / Revenue
33.1%
-24.8%
Capex IntensityCapex / Revenue
6.0%
6.7%
Cash ConversionOCF / Net Profit
-0.71×
TTM Free Cash FlowTrailing 4 quarters
$-4.6M
$-34.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
DHIL
DHIL
Q4 25
$16.1M
$-6.6M
Q3 25
$15.0M
$-7.7M
Q2 25
$-3.9M
$-5.0M
Q1 25
$5.6M
$-10.7M
Q4 24
$35.7M
$16.6M
Q3 24
$20.8M
$18.5M
Q2 24
$6.8M
$19.2M
Q1 24
$-17.7M
$-12.3M
Free Cash Flow
ASPN
ASPN
DHIL
DHIL
Q4 25
$13.7M
$-9.1M
Q3 25
$5.9M
$-8.3M
Q2 25
$-16.8M
$-5.7M
Q1 25
$-7.4M
$-11.3M
Q4 24
$20.9M
$15.2M
Q3 24
$-50.0K
$18.3M
Q2 24
$-18.0M
$19.2M
Q1 24
$-43.6M
$-12.4M
FCF Margin
ASPN
ASPN
DHIL
DHIL
Q4 25
33.1%
-24.8%
Q3 25
8.1%
-22.2%
Q2 25
-21.6%
-15.8%
Q1 25
-9.4%
-30.4%
Q4 24
17.0%
38.9%
Q3 24
-0.0%
46.8%
Q2 24
-15.3%
52.4%
Q1 24
-46.1%
-34.2%
Capex Intensity
ASPN
ASPN
DHIL
DHIL
Q4 25
6.0%
6.7%
Q3 25
12.5%
1.6%
Q2 25
16.5%
2.0%
Q1 25
16.5%
1.5%
Q4 24
12.0%
3.5%
Q3 24
17.7%
0.7%
Q2 24
21.1%
0.0%
Q1 24
27.4%
0.4%
Cash Conversion
ASPN
ASPN
DHIL
DHIL
Q4 25
-0.71×
Q3 25
-0.57×
Q2 25
-0.32×
Q1 25
-1.04×
Q4 24
3.14×
2.25×
Q3 24
1.26×
Q2 24
0.41×
2.36×
Q1 24
-0.94×

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%

DHIL
DHIL

Proprietary Funds$26.0M71%
Separately Managed Accounts$5.0M14%
Other Pooled Vehicles$2.8M8%
Administration Revenuenetofrelatedexpense$1.7M5%
Collective Investment Trusts$1.4M4%

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