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Side-by-side financial comparison of ASTROTECH Corp (ASTC) and SELLAS Life Sciences Group, Inc. (SLS). Click either name above to swap in a different company.

ASTROTECH Corp is the larger business by last-quarter revenue ($148.0K vs $79.0K, roughly 1.9× SELLAS Life Sciences Group, Inc.). ASTROTECH Corp runs the higher net margin — -2653.4% vs -12108.9%, a 9455.5% gap on every dollar of revenue.

Astrotech Corporation, formerly Spacehab Inc., is a technology incubator headquartered in Austin, Texas. Astrotech uses technology sourced internally and from research institutions, government laboratories, and universities to fund, manage and sell start-up companies. Astrotech Corporation's subsidiaries provide commercial products and services to NASA, the U.S. Department of Defense, national space agencies, and global commercial customers.

SELLAS Life Sciences Group, Inc. is a late-stage clinical biopharmaceutical company focused on developing innovative cancer immunotherapies for patients with unmet medical needs. Its core pipeline targets both hematological malignancies and solid tumors, with lead product candidates addressing indications like acute myeloid leukemia, primarily serving markets across North America.

ASTC vs SLS — Head-to-Head

Bigger by revenue
ASTC
ASTC
1.9× larger
ASTC
$148.0K
$79.0K
SLS
Higher net margin
ASTC
ASTC
9455.5% more per $
ASTC
-2653.4%
-12108.9%
SLS

Income Statement — Q2 FY2026 vs Q1 FY2024

Metric
ASTC
ASTC
SLS
SLS
Revenue
$148.0K
$79.0K
Net Profit
$-3.9M
$-9.6M
Gross Margin
5.4%
Operating Margin
-2635.8%
-12208.9%
Net Margin
-2653.4%
-12108.9%
Revenue YoY
-43.3%
Net Profit YoY
2.0%
13.8%
EPS (diluted)
$-0.21

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
ASTC
ASTC
SLS
SLS
Q4 25
$148.0K
Q3 25
$297.0K
Q2 25
$220.0K
Q1 25
$534.0K
Q4 24
$261.0K
Q1 24
$79.0K
Q4 23
$1.1M
Q3 23
$425.0K
Net Profit
ASTC
ASTC
SLS
SLS
Q4 25
$-3.9M
Q3 25
$-3.5M
Q2 25
$-2.9M
Q1 25
$-3.6M
Q4 24
$-4.0M
Q1 24
$-9.6M
Q4 23
$-2.6M
Q3 23
$-2.9M
Gross Margin
ASTC
ASTC
SLS
SLS
Q4 25
5.4%
Q3 25
63.3%
Q2 25
33.6%
Q1 25
44.4%
Q4 24
59.4%
Q1 24
Q4 23
47.7%
Q3 23
43.1%
Operating Margin
ASTC
ASTC
SLS
SLS
Q4 25
-2635.8%
Q3 25
-1190.6%
Q2 25
-1326.4%
Q1 25
-724.2%
Q4 24
-1655.6%
Q1 24
-12208.9%
Q4 23
-275.2%
Q3 23
-784.7%
Net Margin
ASTC
ASTC
SLS
SLS
Q4 25
-2653.4%
Q3 25
-1166.7%
Q2 25
-1331.8%
Q1 25
-680.3%
Q4 24
-1536.0%
Q1 24
-12108.9%
Q4 23
-236.9%
Q3 23
-685.2%
EPS (diluted)
ASTC
ASTC
SLS
SLS
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q1 24
$-0.21
Q4 23
Q3 23

Balance Sheet & Financial Strength

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

Metric
ASTC
ASTC
SLS
SLS
Cash + ST InvestmentsLiquidity on hand
$7.0M
$18.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$15.5M
$9.7M
Total Assets
$19.7M
$24.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASTC
ASTC
SLS
SLS
Q4 25
$7.0M
Q3 25
$11.3M
Q2 25
$15.1M
Q1 25
$18.1M
Q4 24
$21.5M
Q1 24
$18.4M
Q4 23
$52.4M
Q3 23
$51.7M
Stockholders' Equity
ASTC
ASTC
SLS
SLS
Q4 25
$15.5M
Q3 25
$19.1M
Q2 25
$22.1M
Q1 25
$24.8M
Q4 24
$28.1M
Q1 24
$9.7M
Q4 23
$40.3M
Q3 23
$42.1M
Total Assets
ASTC
ASTC
SLS
SLS
Q4 25
$19.7M
Q3 25
$23.2M
Q2 25
$27.0M
Q1 25
$27.5M
Q4 24
$31.0M
Q1 24
$24.4M
Q4 23
$42.8M
Q3 23
$44.6M

Cash Flow & Capital Efficiency

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

Metric
ASTC
ASTC
SLS
SLS
Operating Cash FlowLast quarter
$-3.5M
$-10.8M
Free Cash FlowOCF − Capex
$-4.0M
FCF MarginFCF / Revenue
-2671.6%
Capex IntensityCapex / Revenue
277.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-14.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASTC
ASTC
SLS
SLS
Q4 25
$-3.5M
Q3 25
$-3.9M
Q2 25
$-2.4M
Q1 25
$-3.9M
Q4 24
$-3.0M
Q1 24
$-10.8M
Q4 23
$-1.8M
Q3 23
$-3.0M
Free Cash Flow
ASTC
ASTC
SLS
SLS
Q4 25
$-4.0M
Q3 25
$-4.4M
Q2 25
$-2.7M
Q1 25
$-3.9M
Q4 24
$-3.4M
Q1 24
Q4 23
$-2.0M
Q3 23
$-3.1M
FCF Margin
ASTC
ASTC
SLS
SLS
Q4 25
-2671.6%
Q3 25
-1476.1%
Q2 25
-1231.4%
Q1 25
-728.1%
Q4 24
-1288.5%
Q1 24
Q4 23
-175.2%
Q3 23
-723.3%
Capex Intensity
ASTC
ASTC
SLS
SLS
Q4 25
277.7%
Q3 25
150.8%
Q2 25
158.2%
Q1 25
5.1%
Q4 24
122.2%
Q1 24
Q4 23
13.7%
Q3 23
5.6%

Financial Flow Comparison

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

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