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Side-by-side financial comparison of DATA I/O CORP (DAIO) and NovaBay Pharmaceuticals, Inc. (NBY). Click either name above to swap in a different company.

NovaBay Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($4.8M vs $4.0M, roughly 1.2× DATA I/O CORP). NovaBay Pharmaceuticals, Inc. runs the higher net margin — -25.5% vs -69.0%, a 43.5% gap on every dollar of revenue. On growth, NovaBay Pharmaceuticals, Inc. posted the faster year-over-year revenue change (126.1% vs -23.2%). NovaBay Pharmaceuticals, Inc. produced more free cash flow last quarter ($-1.7M vs $-1.9M). Over the past eight quarters, NovaBay Pharmaceuticals, Inc.'s revenue compounded faster (42.5% CAGR vs -19.2%).

Data I/O Corporation is a provider of manual and automated data programming and security provisioning systems for flash memory, microcontrollers, and logic devices. Founded in 1969 and incorporated in 1972, the company developed equipment that allowed electronic designers to program non-volatile semiconductor devices with data stored on punched cards or ASCII-encoded (eight-level) punched paper tape. These products were used for the design and manufacturing of systems used in industries such ...

NovaBay Pharmaceuticals, Inc. is an Emeryville, California based clinical-stage biopharmaceutical company, focused on products for eye care. Major products include Avenova, cleared by FDA for lid and lash cleansing as part of a regimen for Blepharitis. and NeutroPhase, used in treatment of Necrotizing Fasciitis

DAIO vs NBY — Head-to-Head

Bigger by revenue
NBY
NBY
1.2× larger
NBY
$4.8M
$4.0M
DAIO
Growing faster (revenue YoY)
NBY
NBY
+149.3% gap
NBY
126.1%
-23.2%
DAIO
Higher net margin
NBY
NBY
43.5% more per $
NBY
-25.5%
-69.0%
DAIO
More free cash flow
NBY
NBY
$177.0K more FCF
NBY
$-1.7M
$-1.9M
DAIO
Faster 2-yr revenue CAGR
NBY
NBY
Annualised
NBY
42.5%
-19.2%
DAIO

Income Statement — Q4 FY2025 vs Q4 FY2024

Metric
DAIO
DAIO
NBY
NBY
Revenue
$4.0M
$4.8M
Net Profit
$-2.8M
$-1.2M
Gross Margin
43.0%
65.2%
Operating Margin
-62.8%
-37.2%
Net Margin
-69.0%
-25.5%
Revenue YoY
-23.2%
126.1%
Net Profit YoY
-132.7%
70.5%
EPS (diluted)
$-0.29

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
DAIO
DAIO
NBY
NBY
Q4 25
$4.0M
Q3 25
$5.4M
Q2 25
$5.9M
Q1 25
$6.2M
Q4 24
$5.2M
$4.8M
Q3 24
$5.4M
$0
Q2 24
$5.1M
$2.4M
Q1 24
$6.1M
$2.6M
Net Profit
DAIO
DAIO
NBY
NBY
Q4 25
$-2.8M
Q3 25
$-1.4M
Q2 25
$-742.0K
Q1 25
$-382.0K
Q4 24
$-1.2M
$-1.2M
Q3 24
$-307.0K
$-1.2M
Q2 24
$-797.0K
$-1.6M
Q1 24
$-807.0K
$-3.2M
Gross Margin
DAIO
DAIO
NBY
NBY
Q4 25
43.0%
Q3 25
50.7%
Q2 25
49.8%
Q1 25
51.6%
Q4 24
52.2%
65.2%
Q3 24
53.9%
Q2 24
54.5%
66.3%
Q1 24
52.8%
68.2%
Operating Margin
DAIO
DAIO
NBY
NBY
Q4 25
-62.8%
Q3 25
-25.8%
Q2 25
-14.2%
Q1 25
-6.1%
Q4 24
-24.8%
-37.2%
Q3 24
-6.0%
Q2 24
-11.2%
-67.4%
Q1 24
-14.1%
-87.1%
Net Margin
DAIO
DAIO
NBY
NBY
Q4 25
-69.0%
Q3 25
-25.3%
Q2 25
-12.5%
Q1 25
-6.2%
Q4 24
-22.8%
-25.5%
Q3 24
-5.7%
Q2 24
-15.7%
-66.0%
Q1 24
-13.2%
-122.2%
EPS (diluted)
DAIO
DAIO
NBY
NBY
Q4 25
$-0.29
Q3 25
$-0.15
Q2 25
$-0.08
Q1 25
$-0.04
Q4 24
$-0.13
Q3 24
$-0.03
$-1.92
Q2 24
$-0.09
$-1.37
Q1 24
$-0.09
$-29.95

Balance Sheet & Financial Strength

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

Metric
DAIO
DAIO
NBY
NBY
Cash + ST InvestmentsLiquidity on hand
$430.0K
Total DebtLower is stronger
Stockholders' EquityBook value
$13.5M
$-129.0K
Total Assets
$20.2M
$3.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DAIO
DAIO
NBY
NBY
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$430.0K
Q3 24
$776.0K
Q2 24
$751.0K
Q1 24
$1.8M
Stockholders' Equity
DAIO
DAIO
NBY
NBY
Q4 25
$13.5M
Q3 25
$16.0M
Q2 25
$17.2M
Q1 25
$17.5M
Q4 24
$17.6M
$-129.0K
Q3 24
$19.2M
$1.1M
Q2 24
$18.9M
$-617.0K
Q1 24
$19.6M
$160.0K
Total Assets
DAIO
DAIO
NBY
NBY
Q4 25
$20.2M
Q3 25
$22.7M
Q2 25
$24.1M
Q1 25
$24.5M
Q4 24
$25.0M
$3.4M
Q3 24
$24.8M
$3.9M
Q2 24
$24.1M
$3.9M
Q1 24
$26.2M
$5.4M

Cash Flow & Capital Efficiency

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

Metric
DAIO
DAIO
NBY
NBY
Operating Cash FlowLast quarter
$-1.7M
$-1.7M
Free Cash FlowOCF − Capex
$-1.9M
$-1.7M
FCF MarginFCF / Revenue
-46.6%
-35.4%
Capex IntensityCapex / Revenue
5.2%
0.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-2.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DAIO
DAIO
NBY
NBY
Q4 25
$-1.7M
Q3 25
$-343.0K
Q2 25
$-342.0K
Q1 25
$109.0K
Q4 24
$-1.6M
$-1.7M
Q3 24
$839.0K
$-2.4M
Q2 24
$-243.0K
$-1.4M
Q1 24
$-41.0K
$-2.0M
Free Cash Flow
DAIO
DAIO
NBY
NBY
Q4 25
$-1.9M
Q3 25
$-348.0K
Q2 25
$-633.0K
Q1 25
$53.0K
Q4 24
$-1.7M
$-1.7M
Q3 24
$724.0K
Q2 24
$-268.0K
Q1 24
$-180.0K
$-2.0M
FCF Margin
DAIO
DAIO
NBY
NBY
Q4 25
-46.6%
Q3 25
-6.5%
Q2 25
-10.6%
Q1 25
0.9%
Q4 24
-33.5%
-35.4%
Q3 24
13.4%
Q2 24
-5.3%
Q1 24
-3.0%
-75.3%
Capex Intensity
DAIO
DAIO
NBY
NBY
Q4 25
5.2%
Q3 25
0.1%
Q2 25
4.9%
Q1 25
0.9%
Q4 24
3.6%
0.1%
Q3 24
2.1%
Q2 24
0.5%
0.0%
Q1 24
2.3%
0.1%

Financial Flow Comparison

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

Revenue Breakdown by Segment

DAIO
DAIO

Other$2.1M53%
Adapter Sales$1.9M47%

NBY
NBY

Other$2.4M51%
Total Product Revenue$2.3M49%

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