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Side-by-side financial comparison of ASSEMBLY BIOSCIENCES, INC. (ASMB) and Aterian, Inc. (ATER). Click either name above to swap in a different company.

Aterian, Inc. is the larger business by last-quarter revenue ($15.1M vs $10.8M, roughly 1.4× ASSEMBLY BIOSCIENCES, INC.). Aterian, Inc. runs the higher net margin — -52.5% vs -85.2%, a 32.7% gap on every dollar of revenue. On growth, ASSEMBLY BIOSCIENCES, INC. posted the faster year-over-year revenue change (57.6% vs -38.5%). Aterian, Inc. produced more free cash flow last quarter ($-1.0M vs $-15.2M).

Pacific Biosciences of California, Inc. is an American biotechnology company founded in 2004 that develops and manufactures systems for gene sequencing and some novel real time biological observation. PacBio has two principal sequencing platforms: single-molecule real-time sequencing (SMRT), based on the properties of zero-mode waveguides and sequencing by binding (SBB) chemistry, which uses native nucleotides and scarless incorporation for DNA binding and extension.

Aterian, Inc. is a technology-enabled consumer products company that leverages artificial intelligence and data analytics to identify market demand, develop, source and distribute a wide portfolio of affordable goods spanning home improvement, wellness, personal care, pet supplies and outdoor recreation. It primarily sells its products through leading global e-commerce platforms, with core markets covering North America and Europe.

ASMB vs ATER — Head-to-Head

Bigger by revenue
ATER
ATER
1.4× larger
ATER
$15.1M
$10.8M
ASMB
Growing faster (revenue YoY)
ASMB
ASMB
+96.1% gap
ASMB
57.6%
-38.5%
ATER
Higher net margin
ATER
ATER
32.7% more per $
ATER
-52.5%
-85.2%
ASMB
More free cash flow
ATER
ATER
$14.1M more FCF
ATER
$-1.0M
$-15.2M
ASMB

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
ASMB
ASMB
ATER
ATER
Revenue
$10.8M
$15.1M
Net Profit
$-9.2M
$-7.9M
Gross Margin
56.1%
Operating Margin
-100.9%
-51.1%
Net Margin
-85.2%
-52.5%
Revenue YoY
57.6%
-38.5%
Net Profit YoY
4.3%
-512.2%
EPS (diluted)
$-0.72

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
ASMB
ASMB
ATER
ATER
Q4 25
$15.1M
Q3 25
$10.8M
$19.0M
Q2 25
$9.6M
$19.5M
Q1 25
$9.4M
$15.4M
Q4 24
$7.4M
$24.6M
Q3 24
$6.8M
$26.2M
Q2 24
$8.5M
$28.0M
Q1 24
$5.8M
$20.2M
Net Profit
ASMB
ASMB
ATER
ATER
Q4 25
$-7.9M
Q3 25
$-9.2M
$-2.3M
Q2 25
$-10.2M
$-4.9M
Q1 25
$-8.8M
$-3.9M
Q4 24
$-1.3M
Q3 24
$-9.6M
$-1.8M
Q2 24
$-11.2M
$-3.6M
Q1 24
$-9.1M
$-5.2M
Gross Margin
ASMB
ASMB
ATER
ATER
Q4 25
56.1%
Q3 25
56.1%
Q2 25
54.3%
Q1 25
61.4%
Q4 24
63.4%
Q3 24
60.3%
Q2 24
60.4%
Q1 24
65.1%
Operating Margin
ASMB
ASMB
ATER
ATER
Q4 25
-51.1%
Q3 25
-100.9%
-10.7%
Q2 25
-115.2%
-23.1%
Q1 25
-105.5%
-24.1%
Q4 24
-6.5%
Q3 24
-160.1%
-6.6%
Q2 24
-143.0%
-11.5%
Q1 24
-185.5%
-26.1%
Net Margin
ASMB
ASMB
ATER
ATER
Q4 25
-52.5%
Q3 25
-85.2%
-12.0%
Q2 25
-105.9%
-25.0%
Q1 25
-93.6%
-25.4%
Q4 24
-5.3%
Q3 24
-140.4%
-6.8%
Q2 24
-130.7%
-13.0%
Q1 24
-156.9%
-25.5%
EPS (diluted)
ASMB
ASMB
ATER
ATER
Q4 25
Q3 25
$-0.72
Q2 25
$-1.33
Q1 25
$-1.17
Q4 24
Q3 24
$-1.51
Q2 24
$-1.98
Q1 24
$-1.66

Balance Sheet & Financial Strength

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

Metric
ASMB
ASMB
ATER
ATER
Cash + ST InvestmentsLiquidity on hand
$22.5M
$4.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$182.7M
$15.2M
Total Assets
$240.0M
$29.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASMB
ASMB
ATER
ATER
Q4 25
$4.9M
Q3 25
$22.5M
$7.6M
Q2 25
$24.0M
$10.5M
Q1 25
$23.4M
$14.3M
Q4 24
$38.3M
$18.0M
Q3 24
$28.5M
$16.1M
Q2 24
$19.2M
$20.3M
Q1 24
$18.7M
$17.5M
Stockholders' Equity
ASMB
ASMB
ATER
ATER
Q4 25
$15.2M
Q3 25
$182.7M
$22.6M
Q2 25
$18.1M
$24.3M
Q1 25
$27.1M
$27.0M
Q4 24
$33.4M
$30.0M
Q3 24
$26.0M
$30.6M
Q2 24
$34.7M
$30.9M
Q1 24
$32.6M
$33.0M
Total Assets
ASMB
ASMB
ATER
ATER
Q4 25
$29.6M
Q3 25
$240.0M
$40.1M
Q2 25
$80.8M
$45.4M
Q1 25
$99.0M
$49.8M
Q4 24
$119.2M
$49.5M
Q3 24
$100.3M
$52.1M
Q2 24
$115.3M
$59.9M
Q1 24
$119.9M
$55.7M

Cash Flow & Capital Efficiency

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

Metric
ASMB
ASMB
ATER
ATER
Operating Cash FlowLast quarter
$-15.1M
$-1.0M
Free Cash FlowOCF − Capex
$-15.2M
$-1.0M
FCF MarginFCF / Revenue
-140.7%
-6.9%
Capex IntensityCapex / Revenue
0.4%
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASMB
ASMB
ATER
ATER
Q4 25
$-1.0M
Q3 25
$-15.1M
$-1.6M
Q2 25
$-16.8M
$-4.4M
Q1 25
$-23.4M
$-3.9M
Q4 24
$-51.1M
$-9.0K
Q3 24
$-15.2M
$-722.0K
Q2 24
$-17.1M
$2.9M
Q1 24
$-18.4M
$-6.0K
Free Cash Flow
ASMB
ASMB
ATER
ATER
Q4 25
$-1.0M
Q3 25
$-15.2M
$-1.6M
Q2 25
$-4.4M
Q1 25
Q4 24
$-51.1M
Q3 24
Q2 24
$-17.1M
$2.9M
Q1 24
$-18.4M
$-42.0K
FCF Margin
ASMB
ASMB
ATER
ATER
Q4 25
-6.9%
Q3 25
-140.7%
-8.4%
Q2 25
-22.7%
Q1 25
Q4 24
-695.2%
Q3 24
Q2 24
-200.6%
10.3%
Q1 24
-317.7%
-0.2%
Capex Intensity
ASMB
ASMB
ATER
ATER
Q4 25
0.0%
Q3 25
0.4%
0.2%
Q2 25
0.0%
0.0%
Q1 25
0.0%
0.0%
Q4 24
0.4%
0.0%
Q3 24
0.0%
0.0%
Q2 24
0.2%
0.0%
Q1 24
0.2%
0.2%

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASMB
ASMB

Segment breakdown not available.

ATER
ATER

Sales Channel Directly To Consumer$13.1M87%
Heating Cooling And Air Quality$2.1M14%

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