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Side-by-side financial comparison of NovaBay Pharmaceuticals, Inc. (NBY) and UNITED GUARDIAN INC (UG). Click either name above to swap in a different company.

NovaBay Pharmaceuticals, Inc. is the larger business by last-quarter revenue ($4.8M vs $3.0M, roughly 1.6× UNITED GUARDIAN INC). On growth, NovaBay Pharmaceuticals, Inc. posted the faster year-over-year revenue change (126.1% vs 19.6%). UNITED GUARDIAN INC produced more free cash flow last quarter ($308.0K vs $-1.7M). Over the past eight quarters, NovaBay Pharmaceuticals, Inc.'s revenue compounded faster (42.5% CAGR vs -4.6%).

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

The Guardian Life Insurance Company of America is one of the largest mutual life insurance companies in the world. Based in Manhattan, it has approximately 8,000 employees in the United States, and a network of over 3,000 financial representatives in more than 70 agencies nationwide. As of 2018, it ranks 239th on the Fortune 500 list of largest American corporations by revenue. In 2015, Guardian achieved the highest earnings in its 155-year history with $7.3 billion in capital and $1.5 billio...

NBY vs UG — Head-to-Head

Bigger by revenue
NBY
NBY
1.6× larger
NBY
$4.8M
$3.0M
UG
Growing faster (revenue YoY)
NBY
NBY
+106.5% gap
NBY
126.1%
19.6%
UG
More free cash flow
UG
UG
$2.0M more FCF
UG
$308.0K
$-1.7M
NBY
Faster 2-yr revenue CAGR
NBY
NBY
Annualised
NBY
42.5%
-4.6%
UG

Income Statement — Q4 FY2024 vs Q4 FY2025

Metric
NBY
NBY
UG
UG
Revenue
$4.8M
$3.0M
Net Profit
$-1.2M
Gross Margin
65.2%
45.0%
Operating Margin
-37.2%
24.4%
Net Margin
-25.5%
Revenue YoY
126.1%
19.6%
Net Profit YoY
70.5%
EPS (diluted)

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
NBY
NBY
UG
UG
Q4 25
$3.0M
Q3 25
$2.3M
Q2 25
$2.8M
Q1 25
$2.5M
Q4 24
$4.8M
$2.5M
Q3 24
$0
$3.1M
Q2 24
$2.4M
$3.4M
Q1 24
$2.6M
$3.3M
Net Profit
NBY
NBY
UG
UG
Q4 25
Q3 25
$268.4K
Q2 25
$626.8K
Q1 25
$560.9K
Q4 24
$-1.2M
Q3 24
$-1.2M
$865.5K
Q2 24
$-1.6M
$956.2K
Q1 24
$-3.2M
$925.4K
Gross Margin
NBY
NBY
UG
UG
Q4 25
45.0%
Q3 25
42.1%
Q2 25
52.8%
Q1 25
54.7%
Q4 24
65.2%
51.7%
Q3 24
54.0%
Q2 24
66.3%
54.0%
Q1 24
68.2%
52.2%
Operating Margin
NBY
NBY
UG
UG
Q4 25
24.4%
Q3 25
9.5%
Q2 25
24.5%
Q1 25
24.6%
Q4 24
-37.2%
22.5%
Q3 24
31.0%
Q2 24
-67.4%
32.9%
Q1 24
-87.1%
31.5%
Net Margin
NBY
NBY
UG
UG
Q4 25
Q3 25
11.9%
Q2 25
22.1%
Q1 25
22.6%
Q4 24
-25.5%
Q3 24
28.3%
Q2 24
-66.0%
28.2%
Q1 24
-122.2%
28.4%
EPS (diluted)
NBY
NBY
UG
UG
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$-1.92
Q2 24
$-1.37
Q1 24
$-29.95

Balance Sheet & Financial Strength

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

Metric
NBY
NBY
UG
UG
Cash + ST InvestmentsLiquidity on hand
$430.0K
$8.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$-129.0K
$11.2M
Total Assets
$3.4M
$13.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NBY
NBY
UG
UG
Q4 25
$8.6M
Q3 25
$8.3M
Q2 25
$8.4M
Q1 25
$8.1M
Q4 24
$430.0K
$9.4M
Q3 24
$776.0K
$9.5M
Q2 24
$751.0K
$9.9M
Q1 24
$1.8M
$8.6M
Stockholders' Equity
NBY
NBY
UG
UG
Q4 25
$11.2M
Q3 25
$10.6M
Q2 25
$11.5M
Q1 25
$10.8M
Q4 24
$-129.0K
$11.9M
Q3 24
$1.1M
$11.4M
Q2 24
$-617.0K
$12.1M
Q1 24
$160.0K
$11.2M
Total Assets
NBY
NBY
UG
UG
Q4 25
$13.1M
Q3 25
$12.2M
Q2 25
$13.4M
Q1 25
$12.8M
Q4 24
$3.4M
$13.8M
Q3 24
$3.9M
$13.3M
Q2 24
$3.9M
$13.8M
Q1 24
$5.4M
$13.0M

Cash Flow & Capital Efficiency

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

Metric
NBY
NBY
UG
UG
Operating Cash FlowLast quarter
$-1.7M
$330.5K
Free Cash FlowOCF − Capex
$-1.7M
$308.0K
FCF MarginFCF / Revenue
-35.4%
10.4%
Capex IntensityCapex / Revenue
0.1%
0.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$1.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NBY
NBY
UG
UG
Q4 25
$330.5K
Q3 25
$1.0M
Q2 25
$303.2K
Q1 25
$322.1K
Q4 24
$-1.7M
$269.3K
Q3 24
$-2.4M
$1.2M
Q2 24
$-1.4M
$1.3M
Q1 24
$-2.0M
$644.1K
Free Cash Flow
NBY
NBY
UG
UG
Q4 25
$308.0K
Q3 25
$995.8K
Q2 25
$285.6K
Q1 25
$318.5K
Q4 24
$-1.7M
$-45.9K
Q3 24
$1.2M
Q2 24
$1.3M
Q1 24
$-2.0M
$622.2K
FCF Margin
NBY
NBY
UG
UG
Q4 25
10.4%
Q3 25
44.0%
Q2 25
10.1%
Q1 25
12.8%
Q4 24
-35.4%
-1.9%
Q3 24
39.2%
Q2 24
37.1%
Q1 24
-75.3%
19.1%
Capex Intensity
NBY
NBY
UG
UG
Q4 25
0.8%
Q3 25
0.7%
Q2 25
0.6%
Q1 25
0.1%
Q4 24
0.1%
12.7%
Q3 24
1.0%
Q2 24
0.0%
1.9%
Q1 24
0.1%
0.7%
Cash Conversion
NBY
NBY
UG
UG
Q4 25
Q3 25
3.77×
Q2 25
0.48×
Q1 25
0.57×
Q4 24
Q3 24
1.42×
Q2 24
1.38×
Q1 24
0.70×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NBY
NBY

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

UG
UG

Pharmaceuticals$1.6M53%
Other$1.4M47%

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