MNTK vs PSX vs REX Stock Comparison

Montauk Renewables, Phillips 66 and Rex American Resources Prices as of Oct 26, 2026 Peers: Industry group
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PSX Phillips 66
$288.74 +12.9% 1M +113.9% 1Y
Market cap
$107.30B
P/E
15.1x
Revenue (TTM)
$156.36B
Div. yield
0.02%
Integrated Oil and Gas Energy
8 wins

Head to Head

11 decided of 12

Phillips 66 leads on 8 of the 12 questions below (Phillips 66 8, Rex American Resources 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionMNTKPSXREXLeader
Larger companyMarket capitalisation $318.00M $107.30B $1.28B PSX
Cheaper on earningsLower P/E, profitable companies only 40.1x 15.1x 10.6x REX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 18.0x 9.0x 27.5x PSX
Faster revenue growthRevenue growth, trailing twelve months +4.3% +15.5% +2.9% PSX
More profitableNet margin, trailing twelve months 4.2% 4.5% 18.3% REX
Better return on capitalReturn on invested capital 0.3% 14.8% — PSX
Less leveragedLower net debt / EBITDA 3.9x 1.3x — PSX
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.00% –
Better 1-year returnPrice return, last 12 months -7.3% +113.9% +23.2% PSX
Better 5-year returnAnnualised price return, 5 years -28.4%/yr +30.2%/yr +22.5%/yr PSX
Less volatileAnnualised volatility, 1 year 78.6% 32.0% 32.6% PSX
Higher overall scoreMean of the five percentile scores vs peers 51/100 54/100 90/100 REX

Percentile Scorecard

MNTKPSXREX

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

AxisMNTKPSXREX
Valuation 70 #4 of 11 46 #54 of 99 80 #3 of 11
Growth 20 #9 of 11 85 #15 of 97 90 #2 of 11
Profitability 75 #3 of 9 48 #50 of 96 100 #1 of 9
Financial Health 40 #7 of 11 49 #53 of 102 90 #2 of 11
Shareholder Returns – 41 #45 of 76 –
Overall 51 54 90
  • MNTK ranked among 11 companies in Renewable Fuels
  • PSX ranked among 103 companies in Oil and Gas Upstream
  • REX ranked among 11 companies in Renewable Fuels

Price Performance

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

Returns

PeriodMNTKPSXREXSPY
1 month -26.3%+12.9%-7.8% -0.8%
3 months +13.7%+39.0%-9.5% +3.5%
6 months +55.4%+76.0%-16.3% +7.0%
Year to date +29.3%+123.8%+22.3% +12.2%
1 year -7.3%+113.9%+23.2% +13.0%
3 years -77.8%+160.3%+114.5% +86.3%
3 years, per year -39.5%+37.6%+29.0% +23.1%
5 years -81.1%+273.3%+175.2% +68.6%
5 years, per year -28.4%+30.2%+22.5% +11.0%
10 years —+256.2%+195.0% +258.0%
10 years, per year —+13.5%+11.4% +13.6%

Risk

MeasureMNTKPSXREXSPY
Volatility, 1Y 78.6%32.0%32.6% 12.7%
Downside volatility, 1Y 75.0%29.0%33.9% 12.7%
Beta vs S&P 500, 1Y 1.29-0.340.04 1.00
Return / volatility, 1Y -0.093.560.71 1.02
Max drawdown, 5Y -94.5%-46.2%-41.6% -25.4%
From 52-week high -26.5%-2.8%-22.7% -1.8%
52-week high $2.94$297.20$51.16 $779.14
52-week low $1.12$127.75$31.69 $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.

MultipleMNTKPSXREX
P/E now vs peer median 39.0xmedian 10.9x 16.3xmedian 13.5x 10.9xmedian 10.9x
P/S now vs peer median 1.6xmedian 1.2x 0.7xmedian 2.1x 2.0xmedian 1.2x
EV/EBITDA now vs peer median 12.8xmedian 14.0x 10.3xmedian 5.9x 6.1xmedian 14.0x
P/FCF now vs peer median -3.7xmedian 14.0x 18.0xmedian 11.0x 19.1xmedian 14.0x
P/B now vs peer median 1.2xmedian 1.2x 3.5xmedian 1.5x 1.7xmedian 1.2x
PEG now vs peer median -2.13median 0.19 -1.67median 2.27 0.15median 0.19

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 monthsMNTKPSXREX
Revenue $189.10M $156.36B $658.58M
Gross profit – $24.12B $179.14M
Operating income $1.13M $10.04B $133.32M
Net income $7.93M $7.19B $141.02M
Free cash flow -$83.37M $6.39B $68.55M
EPS (diluted) $0.06 $17.62 $3.64
Cash & equivalents $15.76M $4.10B $91.33M
Total debt $149.64M $20.57B –
Shares (diluted) 143.93M 402.62M 33.09M
Enterprise value $245.78M $95.09B -$177.54M

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
MetricMNTKPSXREX
P/E 39.0x 16.3x 10.9x
P/FCF -3.7x 18.0x 19.1x
P/Operating cash flow 7.1x 12.9x 9.2x
P/S 1.6x 0.7x 2.0x
P/B 1.2x 3.5x 1.7x
P/Tangible book 1.3x 3.6x 1.7x
EV/EBITDA 12.8x 10.3x 6.1x
EV/EBIT 394.0x 13.1x 7.0x
EV/Revenue 2.3x 0.8x 1.4x
EV/FCF -5.3x 20.6x 13.6x
EV/Operating cash flow 10.2x 14.8x 6.5x
PEG (3Y EPS CAGR) -2.13 -1.67 0.15

Growth

14 metrics
MetricMNTKPSXREX
Revenue growth (1Y) 4.3% 15.5% 2.9%
Revenue CAGR (3Y) 2.1% -0.9% -8.0%
Gross profit growth (1Y) – 53.5% 103.3%
Gross profit CAGR (3Y) – -3.4% 50.4%
Operating income growth (1Y) -89.7% 223.6% 118.2%
Operating income CAGR (3Y) -62.7% -13.3% 61.5%
Net income growth (1Y) 199.8% 293.4% 116.6%
Net income CAGR (3Y) -18.0% -14.1% 132.7%
EPS growth (1Y) 197.9% 318.3% 128.4%
EPS CAGR (3Y) -18.3% -9.8% 70.6%
Operating cash flow growth (1Y) -6.9% 165.5% 164.0%
Operating cash flow CAGR (3Y) -10.4% -3.9% 42.7%
Free cash flow growth (1Y) -312.7% 329.7% 1,383%
Free cash flow CAGR (3Y) -100.9% -7.1% 16.3%

Profitability

14 metrics
MetricMNTKPSXREX
Gross margin – 15.4% 27.2%
EBITDA margin 18.4% 8.2% 23.1%
Operating margin 0.6% 6.4% 20.2%
Pretax margin 2.0% 5.7% 25.6%
Net margin 4.2% 4.5% 18.3%
FCF margin -44.1% 4.1% 10.4%
Operating cash flow margin 23.0% 5.7% 21.7%
Return on equity 3.0% 23.1% 18.9%
Return on assets 1.7% 8.7% 16.9%
Return on invested capital 0.3% 14.8% –
Return on capital employed 0.3% 15.5% 17.4%
Asset turnover 0.4x 1.9x 0.8x
Cash conversion (OCF / net income) 5.5x 1.2x 1.0x
Stock comp / revenue 1.0% – 1.4%

Financial Health

11 metrics
MetricMNTKPSXREX
Debt / assets 31.8% 25.1% –
Debt / equity 0.6x 0.6x –
Net debt / EBITDA 3.9x 1.3x –
Debt / FCF -1.8x 3.2x –
Liabilities / assets 43.8% 60.0% 9.9%
Equity / assets 56.2% 40.0% 90.1%
Interest coverage 0.2x 8.7x –
Current ratio 0.6x 1.3x 6.9x
Quick ratio 0.5x 0.9x 6.1x
Cash ratio 0.4x 0.2x 5.7x
Altman Z-score 1.44 4.43 12.19

Shareholder Returns

7 metrics
MetricMNTKPSXREX
Dividend yield – 1.7% –
Net buyback yield – 0.9% 0.1%
Shareholder yield – 2.6% 0.1%
Payout ratio (earnings) – 27.6% –
Payout ratio (FCF) – 31.0% –
Dividend growth (1Y) – 4.1% –
Dividend CAGR (3Y) – 1.8% –

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.

ConsensusMNTKPSXREX
Forward P/E 18.0xFY2026 9.0xFY2026 27.5xFY2026
EPS, next fiscal year $0.12FY2026 $32.20FY2026 $1.44FY2026
EPS growth, next FY +1,100.0%FY2026 +400.0%FY2026 -42.4%FY2026
EPS growth, the year after +41.7% -1.4% +431.3%
Revenue, next fiscal year $199.18MFY2026 $165.53BFY2026 $720.58MFY2026
Revenue growth, next FY +12.9%FY2026 +21.6%FY2026 +10.8%FY2026
Revenue growth, the year after +28.2% -4.2% +13.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersMNTKPSXREX
Held by institutions 14.9% 78.8% 79.9%
Institutions holding 92 2,102 231
Change in shares held, QoQ +3.2% +1.3% +0.3%
Institutions buying 52 967 114
Institutions selling 26 729 73
Buyers to sellers 2.00 1.33 1.56

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.

MNTKPSXREX
MNTK 1.00 0.07 0.19
PSX 0.07 1.00 0.38
REX 0.19 0.38 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, MNTK, PSX and REX?

Phillips 66 (PSX) is the largest by market capitalisation: Montauk Renewables (MNTK) $318.00M, Phillips 66 (PSX) $107.30B, Rex American Resources (REX) $1.28B.

Which stock is cheaper, MNTK, PSX and REX?

Rex American Resources (REX) trades on the lowest price-to-earnings ratio (Montauk Renewables (MNTK) 40.1x, Phillips 66 (PSX) 15.1x, Rex American Resources (REX) 10.6x). On next year's consensus earnings, Phillips 66 (PSX) is cheapest (Montauk Renewables (MNTK) 18.0x, Phillips 66 (PSX) 9.0x, Rex American Resources (REX) 27.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Phillips 66 (PSX) grew revenue fastest over the trailing twelve months: Montauk Renewables (MNTK) +4.3%, Phillips 66 (PSX) +15.5%, Rex American Resources (REX) +2.9%.

Which company is more profitable?

Rex American Resources (REX) has the highest net margin (Montauk Renewables (MNTK) 4.2%, Phillips 66 (PSX) 4.5%, Rex American Resources (REX) 18.3%). On return on invested capital, Phillips 66 (PSX) leads (Montauk Renewables (MNTK) 0.3%, Phillips 66 (PSX) 14.8%).

Which stock has performed better?

Over the past year Phillips 66 (PSX) returned the most: Montauk Renewables (MNTK) -7.3%, Phillips 66 (PSX) +113.9%, Rex American Resources (REX) +23.2%. Over five years, Phillips 66 (PSX) compounded fastest (Montauk Renewables (MNTK) -28.4%/yr, Phillips 66 (PSX) +30.2%/yr, Rex American Resources (REX) +22.5%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Montauk Renewables (MNTK) 0.00%, Phillips 66 (PSX) 0.02%, Rex American Resources (REX) 0.00%. Montauk Renewables (MNTK) and Rex American Resources (REX) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Phillips 66 (PSX) has been the steadiest (Montauk Renewables (MNTK) 78.6%, Phillips 66 (PSX) 32.0%, Rex American Resources (REX) 32.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, MNTK, PSX and REX?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Phillips 66 (PSX) leads on 8. 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.