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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and SAFE & GREEN HOLDINGS CORP. (OLOX). Click either name above to swap in a different company.

ASPEN AEROGELS INC is the larger business by last-quarter revenue ($41.3M vs $1.1M, roughly 39.3× SAFE & GREEN HOLDINGS CORP.). ASPEN AEROGELS INC runs the higher net margin — -176.4% vs -505.7%, a 329.3% gap on every dollar of revenue. On growth, SAFE & GREEN HOLDINGS CORP. posted the faster year-over-year revenue change (-40.0% vs -66.4%). Over the past eight quarters, SAFE & GREEN HOLDINGS CORP.'s revenue compounded faster (-26.7% 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.

Safe Auto Insurance Company is an American property and casualty auto insurance carrier. It is a privately held carrier and provider of state-minimum private-passenger auto insurance for drivers in the nonstandard insurance market in 20 states across the US, including Oregon, Ohio, Indiana, Kentucky, Georgia, Pennsylvania, South Carolina, Tennessee, Louisiana, Mississippi, Illinois, Missouri, Arizona, Oklahoma, Kansas, Virginia, Texas, California, Alabama, and Colorado.

ASPN vs OLOX — Head-to-Head

Bigger by revenue
ASPN
ASPN
39.3× larger
ASPN
$41.3M
$1.1M
OLOX
Growing faster (revenue YoY)
OLOX
OLOX
+26.4% gap
OLOX
-40.0%
-66.4%
ASPN
Higher net margin
ASPN
ASPN
329.3% more per $
ASPN
-176.4%
-505.7%
OLOX
Faster 2-yr revenue CAGR
OLOX
OLOX
Annualised
OLOX
-26.7%
-33.9%
ASPN

Income Statement — Q4 2025 vs Q3 2025

Metric
ASPN
ASPN
OLOX
OLOX
Revenue
$41.3M
$1.1M
Net Profit
$-72.9M
$-5.3M
Gross Margin
-55.5%
-29.3%
Operating Margin
-170.3%
-238.6%
Net Margin
-176.4%
-505.7%
Revenue YoY
-66.4%
-40.0%
Net Profit YoY
-741.7%
-43.0%
EPS (diluted)
$-0.87
$-12.68

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
OLOX
OLOX
Q4 25
$41.3M
Q3 25
$73.0M
$1.1M
Q2 25
$78.0M
$721.4K
Q1 25
$78.7M
$566.4K
Q4 24
$123.1M
$1.0M
Q3 24
$117.3M
$1.8M
Q2 24
$117.8M
$1.3M
Q1 24
$94.5M
$1.0M
Net Profit
ASPN
ASPN
OLOX
OLOX
Q4 25
$-72.9M
Q3 25
$-6.3M
$-5.3M
Q2 25
$-9.1M
$-4.6M
Q1 25
$-301.2M
$-2.7M
Q4 24
$11.4M
$-5.8M
Q3 24
$-13.0M
$-3.7M
Q2 24
$16.8M
$-4.7M
Q1 24
$-1.8M
$-2.8M
Gross Margin
ASPN
ASPN
OLOX
OLOX
Q4 25
-55.5%
Q3 25
28.5%
-29.3%
Q2 25
32.4%
-137.9%
Q1 25
29.0%
-57.2%
Q4 24
38.3%
-53.5%
Q3 24
41.8%
-7.2%
Q2 24
43.8%
9.3%
Q1 24
37.2%
31.7%
Operating Margin
ASPN
ASPN
OLOX
OLOX
Q4 25
-170.3%
Q3 25
-4.6%
-238.6%
Q2 25
-6.6%
-511.2%
Q1 25
-380.2%
-323.5%
Q4 24
12.0%
-387.3%
Q3 24
14.8%
-127.8%
Q2 24
17.0%
-150.9%
Q1 24
2.6%
-150.4%
Net Margin
ASPN
ASPN
OLOX
OLOX
Q4 25
-176.4%
Q3 25
-8.7%
-505.7%
Q2 25
-11.6%
-634.1%
Q1 25
-382.7%
-485.0%
Q4 24
9.2%
-554.5%
Q3 24
-11.1%
-212.0%
Q2 24
14.3%
-373.1%
Q1 24
-1.9%
-274.9%
EPS (diluted)
ASPN
ASPN
OLOX
OLOX
Q4 25
$-0.87
Q3 25
$-0.08
$-12.68
Q2 25
$-0.11
$-0.47
Q1 25
$-3.67
$-0.45
Q4 24
$0.15
$111.53
Q3 24
$-0.17
$-113.82
Q2 24
$0.21
$-3.31
Q1 24
$-0.02
$-4.93

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
OLOX
OLOX
Cash + ST InvestmentsLiquidity on hand
$156.9M
$3.0M
Total DebtLower is stronger
$65.5M
$12.2M
Stockholders' EquityBook value
$235.5M
$24.9M
Total Assets
$406.7M
$54.1M
Debt / EquityLower = less leverage
0.28×
0.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
OLOX
OLOX
Q4 25
$156.9M
Q3 25
$150.7M
$3.0M
Q2 25
$167.6M
$2.8M
Q1 25
$192.0M
$230.5K
Q4 24
$220.9M
$375.9K
Q3 24
$113.5M
$257.0K
Q2 24
$91.4M
$1.0M
Q1 24
$101.5M
$739.8K
Total Debt
ASPN
ASPN
OLOX
OLOX
Q4 25
$65.5M
Q3 25
$70.1M
$12.2M
Q2 25
$77.3M
$12.5M
Q1 25
$95.4M
$11.9M
Q4 24
$95.0M
$6.8M
Q3 24
$93.7M
$6.6M
Q2 24
$12.6M
Q1 24
$6.8M
Stockholders' Equity
ASPN
ASPN
OLOX
OLOX
Q4 25
$235.5M
Q3 25
$305.7M
$24.9M
Q2 25
$308.8M
$23.7M
Q1 25
$314.8M
$21.1M
Q4 24
$614.7M
$-12.5M
Q3 24
$507.6M
$-8.2M
Q2 24
$517.8M
$-5.7M
Q1 24
$491.2M
$-6.8M
Total Assets
ASPN
ASPN
OLOX
OLOX
Q4 25
$406.7M
Q3 25
$491.4M
$54.1M
Q2 25
$525.1M
$53.7M
Q1 25
$555.0M
$49.2M
Q4 24
$895.1M
$6.1M
Q3 24
$782.6M
$9.8M
Q2 24
$748.6M
$20.9M
Q1 24
$698.0M
$20.0M
Debt / Equity
ASPN
ASPN
OLOX
OLOX
Q4 25
0.28×
Q3 25
0.23×
0.49×
Q2 25
0.25×
0.53×
Q1 25
0.30×
0.57×
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
OLOX
OLOX
Operating Cash FlowLast quarter
$16.1M
Free Cash FlowOCF − Capex
$13.7M
FCF MarginFCF / Revenue
33.1%
Capex IntensityCapex / Revenue
6.0%
0.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-4.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
OLOX
OLOX
Q4 25
$16.1M
Q3 25
$15.0M
Q2 25
$-3.9M
Q1 25
$5.6M
Q4 24
$35.7M
Q3 24
$20.8M
Q2 24
$6.8M
$-3.7M
Q1 24
$-17.7M
$-923.8K
Free Cash Flow
ASPN
ASPN
OLOX
OLOX
Q4 25
$13.7M
Q3 25
$5.9M
Q2 25
$-16.8M
Q1 25
$-7.4M
Q4 24
$20.9M
Q3 24
$-50.0K
Q2 24
$-18.0M
$-3.7M
Q1 24
$-43.6M
$-955.7K
FCF Margin
ASPN
ASPN
OLOX
OLOX
Q4 25
33.1%
Q3 25
8.1%
Q2 25
-21.6%
Q1 25
-9.4%
Q4 24
17.0%
Q3 24
-0.0%
Q2 24
-15.3%
-296.7%
Q1 24
-46.1%
-93.9%
Capex Intensity
ASPN
ASPN
OLOX
OLOX
Q4 25
6.0%
Q3 25
12.5%
0.5%
Q2 25
16.5%
40.4%
Q1 25
16.5%
13.0%
Q4 24
12.0%
7.9%
Q3 24
17.7%
0.0%
Q2 24
21.1%
2.0%
Q1 24
27.4%
3.1%
Cash Conversion
ASPN
ASPN
OLOX
OLOX
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
3.14×
Q3 24
Q2 24
0.41×
Q1 24

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%

OLOX
OLOX

Segment breakdown not available.

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