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Side-by-side financial comparison of MP Materials Corp. (MP) and UNITED STATES ANTIMONY CORP (UAMY). Click either name above to swap in a different company.

MP Materials Corp. is the larger business by last-quarter revenue ($52.7M vs $13.0M, roughly 4.0× UNITED STATES ANTIMONY CORP). MP Materials Corp. runs the higher net margin — 17.9% vs -2.2%, a 20.1% gap on every dollar of revenue. On growth, UNITED STATES ANTIMONY CORP posted the faster year-over-year revenue change (131.4% vs -13.6%). UNITED STATES ANTIMONY CORP produced more free cash flow last quarter ($-15.2M vs $-109.3M). Over the past eight quarters, UNITED STATES ANTIMONY CORP's revenue compounded faster (106.0% CAGR vs 4.0%).

MP Materials Corp. is a U.S.-based producer of rare earth materials. The company owns and operates the Mountain Pass mine in California, the only active rare earth mining and processing facility in the Western Hemisphere, producing essential materials for electric vehicles, wind turbines, and defense applications.

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.

MP vs UAMY — Head-to-Head

Bigger by revenue
MP
MP
4.0× larger
MP
$52.7M
$13.0M
UAMY
Growing faster (revenue YoY)
UAMY
UAMY
+145.0% gap
UAMY
131.4%
-13.6%
MP
Higher net margin
MP
MP
20.1% more per $
MP
17.9%
-2.2%
UAMY
More free cash flow
UAMY
UAMY
$94.1M more FCF
UAMY
$-15.2M
$-109.3M
MP
Faster 2-yr revenue CAGR
UAMY
UAMY
Annualised
UAMY
106.0%
4.0%
MP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MP
MP
UAMY
UAMY
Revenue
$52.7M
$13.0M
Net Profit
$9.4M
$-286.9K
Gross Margin
20.3%
Operating Margin
-7.0%
-30.1%
Net Margin
17.9%
-2.2%
Revenue YoY
-13.6%
131.4%
Net Profit YoY
142.2%
67.5%
EPS (diluted)
$0.07
$-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
MP
MP
UAMY
UAMY
Q4 25
$52.7M
$13.0M
Q3 25
$53.6M
$8.7M
Q2 25
$57.4M
$10.5M
Q1 25
$60.8M
$7.0M
Q4 24
$61.0M
$5.6M
Q3 24
$62.9M
$2.6M
Q2 24
$31.3M
$3.7M
Q1 24
$48.7M
$3.1M
Net Profit
MP
MP
UAMY
UAMY
Q4 25
$9.4M
$-286.9K
Q3 25
$-41.8M
$-4.8M
Q2 25
$-30.9M
$181.6K
Q1 25
$-22.6M
$546.5K
Q4 24
$-22.3M
$-882.9K
Q3 24
$-25.5M
$-727.5K
Q2 24
$-34.1M
$202.8K
Q1 24
$16.5M
$-322.8K
Gross Margin
MP
MP
UAMY
UAMY
Q4 25
20.3%
Q3 25
23.1%
Q2 25
27.0%
Q1 25
33.9%
Q4 24
21.4%
Q3 24
16.5%
Q2 24
34.1%
Q1 24
19.2%
Operating Margin
MP
MP
UAMY
UAMY
Q4 25
-7.0%
-30.1%
Q3 25
-125.2%
-56.5%
Q2 25
-76.5%
0.2%
Q1 25
-57.2%
5.1%
Q4 24
-72.1%
-19.3%
Q3 24
-62.8%
-34.6%
Q2 24
-171.1%
1.5%
Q1 24
-66.6%
-15.3%
Net Margin
MP
MP
UAMY
UAMY
Q4 25
17.9%
-2.2%
Q3 25
-78.0%
-54.9%
Q2 25
-53.8%
1.7%
Q1 25
-37.2%
7.8%
Q4 24
-36.6%
-15.7%
Q3 24
-40.5%
-28.3%
Q2 24
-108.9%
5.5%
Q1 24
33.9%
-10.5%
EPS (diluted)
MP
MP
UAMY
UAMY
Q4 25
$0.07
$-0.01
Q3 25
$-0.24
$-0.04
Q2 25
$-0.19
$0.01
Q1 25
$-0.14
$0.00
Q4 24
$-0.12
$-108943126.01
Q3 24
$-0.16
$-0.01
Q2 24
$-0.21
$108943126.00
Q1 24
$-0.08
$0.00

Balance Sheet & Financial Strength

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

Metric
MP
MP
UAMY
UAMY
Cash + ST InvestmentsLiquidity on hand
$1.2B
$30.5M
Total DebtLower is stronger
$998.7M
$195.4K
Stockholders' EquityBook value
$2.0B
$141.0M
Total Assets
$3.9B
$153.9M
Debt / EquityLower = less leverage
0.50×
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MP
MP
UAMY
UAMY
Q4 25
$1.2B
$30.5M
Q3 25
$1.1B
Q2 25
$261.5M
Q1 25
$198.3M
Q4 24
$282.4M
$18.2M
Q3 24
$284.4M
$13.0M
Q2 24
$295.6M
$12.4M
Q1 24
$296.5M
$11.9M
Total Debt
MP
MP
UAMY
UAMY
Q4 25
$998.7M
$195.4K
Q3 25
$997.3M
$93.2K
Q2 25
$910.8M
$127.5K
Q1 25
$909.8M
$161.6K
Q4 24
$908.7M
$327.7K
Q3 24
$228.9K
Q2 24
$262.1K
Q1 24
$0
Stockholders' Equity
MP
MP
UAMY
UAMY
Q4 25
$2.0B
$141.0M
Q3 25
$2.0B
$71.8M
Q2 25
$1.0B
$37.5M
Q1 25
$1.0B
$32.6M
Q4 24
$1.1B
$28.6M
Q3 24
$1.1B
$25.1M
Q2 24
$1.1B
$25.7M
Q1 24
$1.1B
$25.4M
Total Assets
MP
MP
UAMY
UAMY
Q4 25
$3.9B
$153.9M
Q3 25
$3.8B
$79.9M
Q2 25
$2.3B
$47.5M
Q1 25
$2.4B
$39.5M
Q4 24
$2.3B
$34.6M
Q3 24
$2.3B
$29.8M
Q2 24
$2.4B
$28.9M
Q1 24
$2.4B
$28.0M
Debt / Equity
MP
MP
UAMY
UAMY
Q4 25
0.50×
0.00×
Q3 25
0.51×
0.00×
Q2 25
0.90×
0.00×
Q1 25
0.88×
0.00×
Q4 24
0.86×
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
MP
MP
UAMY
UAMY
Operating Cash FlowLast quarter
$-46.9M
$-3.5M
Free Cash FlowOCF − Capex
$-109.3M
$-15.2M
FCF MarginFCF / Revenue
-207.4%
-116.7%
Capex IntensityCapex / Revenue
118.5%
90.1%
Cash ConversionOCF / Net Profit
-4.97×
TTM Free Cash FlowTrailing 4 quarters
$-328.1M
$-37.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MP
MP
UAMY
UAMY
Q4 25
$-46.9M
$-3.5M
Q3 25
$-42.0M
$-3.9M
Q2 25
$-3.7M
$-627.7K
Q1 25
$-63.2M
$-1.7M
Q4 24
$30.5M
$1.2M
Q3 24
$-6.8M
$411.2K
Q2 24
$30.8M
$565.9K
Q1 24
$-41.1M
$65.0K
Free Cash Flow
MP
MP
UAMY
UAMY
Q4 25
$-109.3M
$-15.2M
Q3 25
$-92.5M
$-12.5M
Q2 25
$-32.7M
$-7.2M
Q1 25
$-93.7M
$-2.6M
Q4 24
$-11.2M
$970.6K
Q3 24
$-53.3M
$338.9K
Q2 24
$-15.6M
$467.9K
Q1 24
$-93.0M
$12.3K
FCF Margin
MP
MP
UAMY
UAMY
Q4 25
-207.4%
-116.7%
Q3 25
-172.8%
-144.1%
Q2 25
-56.9%
-68.0%
Q1 25
-154.0%
-37.0%
Q4 24
-18.3%
17.2%
Q3 24
-84.7%
13.2%
Q2 24
-50.1%
12.8%
Q1 24
-191.0%
0.4%
Capex Intensity
MP
MP
UAMY
UAMY
Q4 25
118.5%
90.1%
Q3 25
94.3%
99.7%
Q2 25
50.5%
62.1%
Q1 25
50.1%
12.3%
Q4 24
68.3%
3.7%
Q3 24
73.8%
2.8%
Q2 24
148.7%
2.7%
Q1 24
106.5%
1.7%
Cash Conversion
MP
MP
UAMY
UAMY
Q4 25
-4.97×
Q3 25
Q2 25
-3.46×
Q1 25
-3.16×
Q4 24
Q3 24
Q2 24
2.79×
Q1 24
-2.49×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MP
MP

Materials Segment$35.6M68%
Other$17.1M32%

UAMY
UAMY

Antimony$11.8M90%
Other$1.2M10%

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