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Side-by-side financial comparison of Aether Holdings, Inc. (ATHR) and HCW Biologics Inc. (HCWB). Click either name above to swap in a different company.

HCW Biologics Inc. is the larger business by last-quarter revenue ($394.8K vs $338.8K, roughly 1.2× Aether Holdings, Inc.). Aether Holdings, Inc. runs the higher net margin — -382.9% vs -854.4%, a 471.5% gap on every dollar of revenue. On growth, Aether Holdings, Inc. posted the faster year-over-year revenue change (-0.9% vs -70.2%). Aether Holdings, Inc. produced more free cash flow last quarter ($-2.2M vs $-2.9M).

Aether Industries Limited is an Indian chemical manufacturing company based in Surat, Gujarat. The company specializes in producing advanced intermediates and specialty chemicals for various industries, including pharmaceuticals, agrochemicals, material sciences, and oil and gas.

HCW Biologics Inc. is a clinical-stage biotechnology company focused on researching and developing novel immunotherapies and biological products targeting unmet medical needs in oncology, chronic inflammatory disorders, and autoimmune diseases. It primarily operates in the U.S., advancing multiple pipeline candidates through early to mid-stage clinical trials.

ATHR vs HCWB — Head-to-Head

Bigger by revenue
HCWB
HCWB
1.2× larger
HCWB
$394.8K
$338.8K
ATHR
Growing faster (revenue YoY)
ATHR
ATHR
+69.3% gap
ATHR
-0.9%
-70.2%
HCWB
Higher net margin
ATHR
ATHR
471.5% more per $
ATHR
-382.9%
-854.4%
HCWB
More free cash flow
ATHR
ATHR
$771.6K more FCF
ATHR
$-2.2M
$-2.9M
HCWB

Income Statement — Q1 FY2026 vs Q4 FY2024

Metric
ATHR
ATHR
HCWB
HCWB
Revenue
$338.8K
$394.8K
Net Profit
$-1.3M
$-3.4M
Gross Margin
80.4%
20.0%
Operating Margin
-382.9%
-795.9%
Net Margin
-382.9%
-854.4%
Revenue YoY
-0.9%
-70.2%
Net Profit YoY
-232.5%
68.4%
EPS (diluted)
$-0.11
$-10.47

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
ATHR
ATHR
HCWB
HCWB
Q4 25
$338.8K
Q2 25
$342.4K
Q1 25
$341.9K
Q4 24
$394.8K
Q3 24
$426.4K
Q2 24
$618.9K
Q1 24
$1.1M
Q4 23
$1.3M
Net Profit
ATHR
ATHR
HCWB
HCWB
Q4 25
$-1.3M
Q2 25
$-1.0M
Q1 25
$-427.4K
Q4 24
$-3.4M
Q3 24
$-3.9M
Q2 24
$-15.3M
Q1 24
$-7.5M
Q4 23
$-10.7M
Gross Margin
ATHR
ATHR
HCWB
HCWB
Q4 25
80.4%
Q2 25
69.9%
Q1 25
67.9%
Q4 24
20.0%
Q3 24
20.0%
Q2 24
29.2%
Q1 24
54.6%
Q4 23
19.1%
Operating Margin
ATHR
ATHR
HCWB
HCWB
Q4 25
-382.9%
Q2 25
-293.7%
Q1 25
-112.6%
Q4 24
-795.9%
Q3 24
-864.1%
Q2 24
-2445.8%
Q1 24
-665.1%
Q4 23
-813.3%
Net Margin
ATHR
ATHR
HCWB
HCWB
Q4 25
-382.9%
Q2 25
-293.7%
Q1 25
-125.0%
Q4 24
-854.4%
Q3 24
-915.1%
Q2 24
-2469.1%
Q1 24
-662.8%
Q4 23
-806.7%
EPS (diluted)
ATHR
ATHR
HCWB
HCWB
Q4 25
$-0.11
Q2 25
$-0.08
Q1 25
$-0.04
Q4 24
$-10.47
Q3 24
$-4.13
Q2 24
$-16.16
Q1 24
$-0.20
Q4 23
$-0.30

Balance Sheet & Financial Strength

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

Metric
ATHR
ATHR
HCWB
HCWB
Cash + ST InvestmentsLiquidity on hand
$263.3K
$4.7M
Total DebtLower is stronger
$7.4M
Stockholders' EquityBook value
$3.4M
$-6.8M
Total Assets
$4.0M
$30.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATHR
ATHR
HCWB
HCWB
Q4 25
$263.3K
Q2 25
$187.4K
Q1 25
$179.2K
Q4 24
$4.7M
Q3 24
$998.2K
Q2 24
$1.2M
Q1 24
$4.1M
Q4 23
$3.6M
Total Debt
ATHR
ATHR
HCWB
HCWB
Q4 25
Q2 25
Q1 25
Q4 24
$7.4M
Q3 24
$6.5M
Q2 24
$9.9M
Q1 24
$8.3M
Q4 23
$6.3M
Stockholders' Equity
ATHR
ATHR
HCWB
HCWB
Q4 25
$3.4M
Q2 25
$5.9M
Q1 25
$-596.3K
Q4 24
$-6.8M
Q3 24
$-10.0M
Q2 24
$-6.3M
Q1 24
$8.7M
Q4 23
$13.5M
Total Assets
ATHR
ATHR
HCWB
HCWB
Q4 25
$4.0M
Q2 25
$6.5M
Q1 25
$367.8K
Q4 24
$30.2M
Q3 24
$26.6M
Q2 24
$26.8M
Q1 24
$30.4M
Q4 23
$28.5M
Debt / Equity
ATHR
ATHR
HCWB
HCWB
Q4 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
0.95×
Q4 23
0.47×

Cash Flow & Capital Efficiency

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

Metric
ATHR
ATHR
HCWB
HCWB
Operating Cash FlowLast quarter
$-1.0M
$-2.8M
Free Cash FlowOCF − Capex
$-2.2M
$-2.9M
FCF MarginFCF / Revenue
-642.5%
-746.8%
Capex IntensityCapex / Revenue
344.9%
28.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-14.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATHR
ATHR
HCWB
HCWB
Q4 25
$-1.0M
Q2 25
$-2.0M
Q1 25
Q4 24
$-2.8M
Q3 24
$-2.9M
Q2 24
$-4.9M
Q1 24
$-3.6M
Q4 23
$-3.9M
Free Cash Flow
ATHR
ATHR
HCWB
HCWB
Q4 25
$-2.2M
Q2 25
Q1 25
Q4 24
$-2.9M
Q3 24
$-3.0M
Q2 24
$-4.9M
Q1 24
$-3.7M
Q4 23
$-7.6M
FCF Margin
ATHR
ATHR
HCWB
HCWB
Q4 25
-642.5%
Q2 25
Q1 25
Q4 24
-746.8%
Q3 24
-695.0%
Q2 24
-788.7%
Q1 24
-331.4%
Q4 23
-574.8%
Capex Intensity
ATHR
ATHR
HCWB
HCWB
Q4 25
344.9%
Q2 25
Q1 25
Q4 24
28.7%
Q3 24
8.7%
Q2 24
3.0%
Q1 24
11.5%
Q4 23
280.6%

Financial Flow Comparison

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

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