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Side-by-side financial comparison of 908 Devices Inc. (MASS) and UNITED STATES ANTIMONY CORP (UAMY). Click either name above to swap in a different company.

908 Devices Inc. is the larger business by last-quarter revenue ($17.4M vs $13.0M, roughly 1.3× UNITED STATES ANTIMONY CORP). 908 Devices Inc. runs the higher net margin — 24.0% vs -2.2%, a 26.2% gap on every dollar of revenue. On growth, UNITED STATES ANTIMONY CORP posted the faster year-over-year revenue change (131.4% vs 21.2%). 908 Devices Inc. produced more free cash flow last quarter ($1.3M vs $-15.2M). Over the past eight quarters, UNITED STATES ANTIMONY CORP's revenue compounded faster (106.0% CAGR vs 53.0%).

908 Devices Inc. develops and manufactures portable, high-performance mass spectrometry devices and analytical solutions. Its products serve use cases across life science research, biopharmaceutical manufacturing, public safety, forensics, and industrial process monitoring, catering to global customers including research institutions, pharmaceutical firms and government agencies.

United States Antimony Corp is a natural resources firm focused on exploring, mining, processing, and selling antimony, silver, and gold products. It runs production facilities in the U.S. and Mexico, serving global industrial clients in flame retardant, battery alloy, and specialty chemical manufacturing sectors.

MASS vs UAMY — Head-to-Head

Bigger by revenue
MASS
MASS
1.3× larger
MASS
$17.4M
$13.0M
UAMY
Growing faster (revenue YoY)
UAMY
UAMY
+110.2% gap
UAMY
131.4%
21.2%
MASS
Higher net margin
MASS
MASS
26.2% more per $
MASS
24.0%
-2.2%
UAMY
More free cash flow
MASS
MASS
$16.5M more FCF
MASS
$1.3M
$-15.2M
UAMY
Faster 2-yr revenue CAGR
UAMY
UAMY
Annualised
UAMY
106.0%
53.0%
MASS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MASS
MASS
UAMY
UAMY
Revenue
$17.4M
$13.0M
Net Profit
$4.2M
$-286.9K
Gross Margin
52.7%
20.3%
Operating Margin
17.8%
-30.1%
Net Margin
24.0%
-2.2%
Revenue YoY
21.2%
131.4%
Net Profit YoY
121.5%
67.5%
EPS (diluted)
$0.09
$-0.01

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
MASS
MASS
UAMY
UAMY
Q4 25
$17.4M
$13.0M
Q3 25
$14.0M
$8.7M
Q2 25
$13.0M
$10.5M
Q1 25
$11.8M
$7.0M
Q4 24
$14.3M
$5.6M
Q3 24
$14.5M
$2.6M
Q2 24
$11.5M
$3.7M
Q1 24
$7.4M
$3.1M
Net Profit
MASS
MASS
UAMY
UAMY
Q4 25
$4.2M
$-286.9K
Q3 25
$-15.0M
$-4.8M
Q2 25
$-13.3M
$181.6K
Q1 25
$43.6M
$546.5K
Q4 24
$-19.4M
$-882.9K
Q3 24
$-29.3M
$-727.5K
Q2 24
$-12.5M
$202.8K
Q1 24
$-10.9M
$-322.8K
Gross Margin
MASS
MASS
UAMY
UAMY
Q4 25
52.7%
20.3%
Q3 25
52.5%
23.1%
Q2 25
48.9%
27.0%
Q1 25
47.0%
33.9%
Q4 24
46.5%
21.4%
Q3 24
53.6%
16.5%
Q2 24
53.8%
34.1%
Q1 24
52.4%
19.2%
Operating Margin
MASS
MASS
UAMY
UAMY
Q4 25
17.8%
-30.1%
Q3 25
-116.6%
-56.5%
Q2 25
-116.3%
0.2%
Q1 25
-93.6%
5.1%
Q4 24
-116.8%
-19.3%
Q3 24
-168.7%
-34.6%
Q2 24
-74.5%
1.5%
Q1 24
-102.5%
-15.3%
Net Margin
MASS
MASS
UAMY
UAMY
Q4 25
24.0%
-2.2%
Q3 25
-107.0%
-54.9%
Q2 25
-102.1%
1.7%
Q1 25
370.2%
7.8%
Q4 24
-135.6%
-15.7%
Q3 24
-201.8%
-28.3%
Q2 24
-109.5%
5.5%
Q1 24
-147.1%
-10.5%
EPS (diluted)
MASS
MASS
UAMY
UAMY
Q4 25
$0.09
$-0.01
Q3 25
$-0.41
$-0.04
Q2 25
$-0.37
$0.01
Q1 25
$1.23
$0.00
Q4 24
$-0.58
$-108943126.01
Q3 24
$-0.84
$-0.01
Q2 24
$-0.37
$108943126.00
Q1 24
$-0.33
$0.00

Balance Sheet & Financial Strength

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

Metric
MASS
MASS
UAMY
UAMY
Cash + ST InvestmentsLiquidity on hand
$113.0M
$30.5M
Total DebtLower is stronger
$195.4K
Stockholders' EquityBook value
$143.7M
$141.0M
Total Assets
$190.1M
$153.9M
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MASS
MASS
UAMY
UAMY
Q4 25
$113.0M
$30.5M
Q3 25
$112.1M
Q2 25
$118.6M
Q1 25
$124.3M
Q4 24
$69.6M
$18.2M
Q3 24
$71.7M
$13.0M
Q2 24
$77.4M
$12.4M
Q1 24
$134.2M
$11.9M
Total Debt
MASS
MASS
UAMY
UAMY
Q4 25
$195.4K
Q3 25
$93.2K
Q2 25
$127.5K
Q1 25
$161.6K
Q4 24
$327.7K
Q3 24
$228.9K
Q2 24
$262.1K
Q1 24
$0
Stockholders' Equity
MASS
MASS
UAMY
UAMY
Q4 25
$143.7M
$141.0M
Q3 25
$136.3M
$71.8M
Q2 25
$148.8M
$37.5M
Q1 25
$159.4M
$32.6M
Q4 24
$114.6M
$28.6M
Q3 24
$131.0M
$25.1M
Q2 24
$156.4M
$25.7M
Q1 24
$156.9M
$25.4M
Total Assets
MASS
MASS
UAMY
UAMY
Q4 25
$190.1M
$153.9M
Q3 25
$190.9M
$79.9M
Q2 25
$191.7M
$47.5M
Q1 25
$196.0M
$39.5M
Q4 24
$159.5M
$34.6M
Q3 24
$178.3M
$29.8M
Q2 24
$208.8M
$28.9M
Q1 24
$189.8M
$28.0M
Debt / Equity
MASS
MASS
UAMY
UAMY
Q4 25
0.00×
Q3 25
0.00×
Q2 25
0.00×
Q1 25
0.00×
Q4 24
0.01×
Q3 24
0.01×
Q2 24
0.01×
Q1 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
MASS
MASS
UAMY
UAMY
Operating Cash FlowLast quarter
$1.3M
$-3.5M
Free Cash FlowOCF − Capex
$1.3M
$-15.2M
FCF MarginFCF / Revenue
7.6%
-116.7%
Capex IntensityCapex / Revenue
0.0%
90.1%
Cash ConversionOCF / Net Profit
0.32×
TTM Free Cash FlowTrailing 4 quarters
$-24.7M
$-37.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MASS
MASS
UAMY
UAMY
Q4 25
$1.3M
$-3.5M
Q3 25
$-4.2M
$-3.9M
Q2 25
$-5.8M
$-627.7K
Q1 25
$-15.0M
$-1.7M
Q4 24
$-2.2M
$1.2M
Q3 24
$-5.6M
$411.2K
Q2 24
$-13.0M
$565.9K
Q1 24
$-9.4M
$65.0K
Free Cash Flow
MASS
MASS
UAMY
UAMY
Q4 25
$1.3M
$-15.2M
Q3 25
$-4.9M
$-12.5M
Q2 25
$-5.9M
$-7.2M
Q1 25
$-15.2M
$-2.6M
Q4 24
$-2.4M
$970.6K
Q3 24
$-5.8M
$338.9K
Q2 24
$-13.7M
$467.9K
Q1 24
$-10.3M
$12.3K
FCF Margin
MASS
MASS
UAMY
UAMY
Q4 25
7.6%
-116.7%
Q3 25
-34.9%
-144.1%
Q2 25
-45.3%
-68.0%
Q1 25
-128.9%
-37.0%
Q4 24
-17.0%
17.2%
Q3 24
-39.7%
13.2%
Q2 24
-119.4%
12.8%
Q1 24
-138.2%
0.4%
Capex Intensity
MASS
MASS
UAMY
UAMY
Q4 25
0.0%
90.1%
Q3 25
4.9%
99.7%
Q2 25
0.9%
62.1%
Q1 25
1.4%
12.3%
Q4 24
1.3%
3.7%
Q3 24
1.1%
2.8%
Q2 24
5.6%
2.7%
Q1 24
12.2%
1.7%
Cash Conversion
MASS
MASS
UAMY
UAMY
Q4 25
0.32×
Q3 25
Q2 25
-3.46×
Q1 25
-0.34×
-3.16×
Q4 24
Q3 24
Q2 24
2.79×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

MASS
MASS

Products$14.3M82%
Services$3.0M18%

UAMY
UAMY

Antimony$11.8M90%
Other$1.2M10%

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