ATCX vs MSB vs RIO Stock Comparison

Atlas Critical Minerals, Mesabi Trust and Rio Tinto Prices as of Oct 26, 2026 Peers: Industry group
MSB Mesabi Trust
$18.30 -4.2% 1M -48.4% 1Y
Market cap
$239.90M
P/E
37.0x
Revenue (TTM)
$11.91M
Div. yield
–
Iron Ore Basic Materials
RIO Rio Tinto Plc
$83.71 -11.4% 1M +18.7% 1Y
Market cap
$139.20B
P/E
–
Revenue (TTM)
—
Div. yield
–
Iron Ore Basic Materials
4 wins

Head to Head

4 decided of 12

Rio Tinto leads on 4 of the 12 questions below (Rio Tinto 4). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionATCXMSBRIOLeader
Larger companyMarket capitalisation $6.73M $239.90M $139.20B RIO
Cheaper on earningsLower P/E, profitable companies only — 37.0x — –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — 10.7x –
Faster revenue growthRevenue growth, trailing twelve months — -87.6% — –
More profitableNet margin, trailing twelve months — 54.5% — –
Better return on capitalReturn on invested capital — — — –
Less leveragedLower net debt / EBITDA — — — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -89.9% -48.4% +18.7% RIO
Better 5-year returnAnnualised price return, 5 years — -8.1%/yr +5.4%/yr RIO
Less volatileAnnualised volatility, 1 year 148.9% 45.5% 30.7% RIO
Higher overall scoreMean of the five percentile scores vs peers — 67/100 — –

Percentile Scorecard

ATCXMSBRIO

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisATCXMSBRIO
Valuation – 55 #73 of 162 –
Growth – 24 #112 of 147 –
Profitability – 94 #8 of 122 –
Financial Health 93 #13 of 165 – 22 #129 of 165
Shareholder Returns – 93 #9 of 107 98 #3 of 107
Overall – 67 –
  • ATCX ranked among 176 companies in Metals and Mining
  • MSB ranked among 176 companies in Metals and Mining
  • RIO ranked among 176 companies in Metals and Mining

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodATCXMSBRIOSPY
1 month -32.3%-4.2%-11.4% -0.8%
3 months -30.2%-19.2%-9.0% +3.5%
6 months -58.7%-31.6%-16.2% +7.0%
Year to date -80.0%-52.5%+4.6% +12.2%
1 year -89.9%-48.4%+18.7% +13.0%
3 years —-9.3%+31.3% +86.3%
3 years, per year —-3.2%+9.5% +23.1%
5 years —-34.5%+29.9% +68.6%
5 years, per year —-8.1%+5.4% +11.0%
10 years —+91.6%+144.7% +258.0%
10 years, per year —+6.7%+9.4% +13.6%

Risk

MeasureATCXMSBRIOSPY
Volatility, 1Y 148.9%45.5%30.7% 12.7%
Downside volatility, 1Y 155.4%49.6%32.1% 12.7%
Beta vs S&P 500, 1Y 1.040.741.27 1.00
Return / volatility, 1Y -0.60-1.060.61 1.02
Max drawdown, 5Y -95.3%-57.0%-39.0% -25.4%
From 52-week high -94.6%-55.5%-25.3% -1.8%
52-week high $39.00$41.15$112.04 $779.14
52-week low $2.02$17.71$67.89 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleATCXMSBRIO
P/E now vs peer median —median 12.8x 37.0xmedian 12.8x —median 12.8x
P/S now vs peer median —median 3.1x 20.2xmedian 3.1x —median 3.1x
EV/EBITDA now vs peer median —median 7.0x —median 7.0x —median 7.0x
P/FCF now vs peer median —median 15.2x 27.5xmedian 15.2x —median 15.2x
P/B now vs peer median 0.9xmedian 2.1x —median 2.1x 2.0xmedian 2.1x
PEG now vs peer median —median 0.29 -25.44median 0.29 —median 0.29

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsATCXMSBRIO
Revenue – $11.91M –
Gross profit – $6.49M –
Net income – $6.49M –
Free cash flow – $8.73M –
EPS (diluted) – $0.49 –
Cash & equivalents $5.54M $17.39M $8.87B
Total debt – – $16.90B
Shares (diluted) 3.20M 13.12M 1.63B
Enterprise value $673.05K $155.87M $99.70B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricATCXMSBRIO
P/E – 37.0x –
P/FCF – 27.5x –
P/Operating cash flow – 27.5x –
P/S – 20.2x –
P/B 0.9x – 2.0x
P/Tangible book 0.9x – 2.2x
EV/EBITDA – – –
EV/EBIT – – –
EV/Revenue – 18.7x –
EV/FCF – 25.5x –
EV/Operating cash flow – 25.5x –
PEG (3Y EPS CAGR) – -25.44 –

Growth

14 metrics
MetricATCXMSBRIO
Revenue growth (1Y) – -87.6% –
Revenue CAGR (3Y) – -5.2% –
Gross profit growth (1Y) – -93.0% –
Gross profit CAGR (3Y) – -16.5% –
Operating income growth (1Y) – – –
Operating income CAGR (3Y) – – –
Net income growth (1Y) – -93.0% –
Net income CAGR (3Y) – -1.5% –
EPS growth (1Y) – -93.0% –
EPS CAGR (3Y) – -1.5% –
Operating cash flow growth (1Y) – -90.7% –
Operating cash flow CAGR (3Y) – 43.1% –
Free cash flow growth (1Y) – -90.7% –
Free cash flow CAGR (3Y) – 43.1% –

Profitability

14 metrics
MetricATCXMSBRIO
Gross margin – 54.5% –
EBITDA margin – – –
Operating margin – – –
Pretax margin – – –
Net margin – 54.5% –
FCF margin – 73.3% –
Operating cash flow margin – 73.3% –
Return on equity – – –
Return on assets – – –
Return on invested capital – – –
Return on capital employed – – –
Asset turnover – 0.6x –
Cash conversion (OCF / net income) – 1.3x –
Stock comp / revenue – – –

Financial Health

11 metrics
MetricATCXMSBRIO
Debt / assets – – –
Debt / equity – – 0.3x
Net debt / EBITDA – – –
Debt / FCF – – –
Liabilities / assets 6.6% 11.4% –
Equity / assets 93.4% – –
Interest coverage – – –
Current ratio 11.7x – 1.4x
Quick ratio 10.5x – 1.0x
Cash ratio 10.5x – 0.6x
Altman Z-score – – –

Shareholder Returns

7 metrics
MetricATCXMSBRIO
Dividend yield – 4.9% 5.6%
Net buyback yield – – –
Shareholder yield – 4.9% 5.6%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusATCXMSBRIO
Forward P/E – – 10.7xFY2026
EPS, next fiscal year $-1.24FY2026 – $7.84FY2026
EPS growth, next FY – – +17.2%FY2026
EPS growth, the year after – – +9.1%
Revenue, next fiscal year $850.23KFY2026 – $67.58BFY2026
Revenue growth, next FY +795.0%FY2026 – +17.2%FY2026
Revenue growth, the year after +144.4% – -8.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersATCXMSBRIO
Held by institutions – 50.3% 7.9%
Institutions holding – 63 968
Change in shares held, QoQ – -1.0% -1.1%
Institutions buying – 28 504
Institutions selling – 16 283
Buyers to sellers – 1.75 1.78

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ATCXMSBRIO
ATCX 1.00 0.10 0.23
MSB 0.10 1.00 0.30
RIO 0.23 0.30 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ATCX, MSB and RIO?

Rio Tinto (RIO) is the largest by market capitalisation: Atlas Critical Minerals (ATCX) $6.73M, Mesabi Trust (MSB) $239.90M, Rio Tinto (RIO) $139.20B.

Which stock has performed better?

Over the past year Rio Tinto (RIO) returned the most: Atlas Critical Minerals (ATCX) -89.9%, Mesabi Trust (MSB) -48.4%, Rio Tinto (RIO) +18.7%. Over five years, Rio Tinto (RIO) compounded fastest (Mesabi Trust (MSB) -8.1%/yr, Rio Tinto (RIO) +5.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Rio Tinto (RIO) has been the steadiest (Atlas Critical Minerals (ATCX) 148.9%, Mesabi Trust (MSB) 45.5%, Rio Tinto (RIO) 30.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ATCX, MSB and RIO?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Rio Tinto (RIO) leads on 4. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.