TAC vs SU vs CEG Stock Comparison

Transalta, Suncor Energy and Constellation Energy Prices as of Oct 27, 2026 Peers: Industry group
TAC Transalta Corp
$12.86 +11.5% 1M -24.4% 1Y
Market cap
$3.89B
P/E
–
Revenue (TTM)
$1.64B
Div. yield
0.01%
Independent Power Producers Utilities
SU Suncor Energy Inc
$76.22 +11.7% 1M +90.4% 1Y
Market cap
$94.55B
P/E
6.9x
Revenue (TTM)
-$3.60B
Div. yield
-0.03%
Integrated Oil and Gas Energy
7 wins

Head to Head

11 decided of 12

Suncor Energy leads on 7 of the 12 questions below (Suncor Energy 7, Constellation Energy 4). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionTACSUCEGLeader
Larger companyMarket capitalisation $3.89B $94.55B $93.41B SU
Cheaper on earningsLower P/E, profitable companies only -71.0x 6.9x 27.0x SU
Cheaper on forward earningsLower price / next fiscal year consensus EPS 53.6x 8.2x 20.9x SU
Faster revenue growthRevenue growth, trailing twelve months -8.8% -108.8% +26.0% CEG
More profitableNet margin, trailing twelve months -3.3% — 11.1% CEG
Better return on capitalReturn on invested capital 0.0% — 5.5% CEG
Less leveragedLower net debt / EBITDA 4.8x 0.5x 2.9x SU
Higher dividend yieldTrailing dividend yield 0.01% -0.03% 0.00% –
Better 1-year returnPrice return, last 12 months -24.4% +90.4% -33.8% SU
Better 5-year returnAnnualised price return, 5 years +2.6%/yr +24.1%/yr — SU
Less volatileAnnualised volatility, 1 year 40.9% 27.8% 48.6% SU
Higher overall scoreMean of the five percentile scores vs peers 45/100 65/100 70/100 CEG

Percentile Scorecard

TACSUCEG

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

AxisTACSUCEG
Valuation 65 #9 of 24 75 #26 of 99 61 #10 of 24
Growth 27 #17 of 23 63 #37 of 97 96 #2 of 23
Profitability 55 #11 of 23 73 #27 of 96 86 #4 of 23
Financial Health 30 #17 of 24 75 #26 of 102 48 #13 of 24
Shareholder Returns 47 #11 of 20 39 #47 of 76 58 #9 of 20
Overall 45 65 70
  • TAC ranked among 24 companies in Power Generation
  • SU ranked among 103 companies in Oil and Gas Upstream
  • CEG ranked among 24 companies in Power Generation

Price Performance

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

Returns

PeriodTACSUCEGSPY
1 month +11.5%+11.7%-1.6% -0.2%
3 months +0.9%+19.3%-0.3% +3.9%
6 months +1.2%+16.9%-15.3% +8.2%
Year to date +1.7%+71.8%-26.7% +12.9%
1 year -24.4%+90.4%-33.8% +12.3%
3 years +75.0%+134.7%+133.8% +87.4%
3 years, per year +20.5%+32.9%+32.7% +23.3%
5 years +13.7%+194.2%— +67.9%
5 years, per year +2.6%+24.1%— +10.9%
10 years +187.7%+144.7%— +261.1%
10 years, per year +11.1%+9.4%— +13.7%

Risk

MeasureTACSUCEGSPY
Volatility, 1Y 40.9%27.8%48.6% 12.7%
Downside volatility, 1Y 44.3%28.8%50.1% 12.7%
Beta vs S&P 500, 1Y 1.10-0.401.44 1.00
Return / volatility, 1Y -0.603.25-0.70 0.97
Max drawdown, 5Y -48.4%-37.3%-50.8% -25.4%
From 52-week high -27.5%-4.1%-35.5% -1.2%
52-week high $17.73$79.48$401.43 $779.14
52-week low $11.53$39.51$236.50 $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.

MultipleTACSUCEG
P/E now vs peer median -69.8xmedian 25.0x 6.8xmedian 13.0x 26.9xmedian 25.0x
P/S now vs peer median 2.3xmedian 2.8x -25.3xmedian 2.1x 2.9xmedian 2.8x
EV/EBITDA now vs peer median 11.6xmedian 11.5x 11.0xmedian 5.9x 14.0xmedian 11.5x
P/FCF now vs peer median 13.6xmedian 13.6x 4.6xmedian 11.1x 297.5xmedian 13.6x
P/B now vs peer median 2.9xmedian 2.1x 1.9xmedian 1.5x 2.9xmedian 2.1x
PEG now vs peer median 2.20median 0.60 0.18median 2.27 0.45median 0.60

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 monthsTACSUCEG
Revenue $1.64B -$3.60B $31.27B
Gross profit $1.05B – –
Operating income $201.41M $1.71B $4.60B
Net income -$17.93M $8.93B $3.48B
Free cash flow $281.42M $19.78B $309.00M
EPS (diluted) $-0.18 $11.22 $9.63
Cash & equivalents $212.54M $5.37B $697.00M
Total debt $2.98B $9.85B $24.70B
Shares (diluted) 297.00M 1.22B 360.00M
Enterprise value $2.79B $80.29B $84.31B

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
MetricTACSUCEG
P/E -69.8x 6.8x 26.9x
P/FCF 13.6x 4.6x 297.5x
P/Operating cash flow 7.9x 5.8x 21.9x
P/S 2.3x -25.3x 2.9x
P/B 2.9x 1.9x 2.9x
P/Tangible book 3.3x 1.9x 2.9x
EV/EBITDA 11.6x 11.0x 14.0x
EV/EBIT 32.2x 55.9x 25.2x
EV/Revenue 4.0x -26.5x 3.7x
EV/FCF 23.0x 4.8x 375.2x
EV/Operating cash flow 13.4x 6.0x 27.6x
PEG (3Y EPS CAGR) 2.20 0.18 0.45

Growth

14 metrics
MetricTACSUCEG
Revenue growth (1Y) -8.8% -108.8% 26.0%
Revenue CAGR (3Y) -14.4% -27.6% 5.8%
Gross profit growth (1Y) -4.9% – –
Gross profit CAGR (3Y) -12.3% – –
Operating income growth (1Y) 44.6% 18.0% 19.7%
Operating income CAGR (3Y) -29.4% – 111.3%
Net income growth (1Y) 81.0% 57.7% 15.2%
Net income CAGR (3Y) -27.1% 13.8% 66.0%
EPS growth (1Y) 60.3% 55.0% 0.4%
EPS CAGR (3Y) -31.7% 36.9% 59.2%
Operating cash flow growth (1Y) 9.7% 9.5% 822.4%
Operating cash flow CAGR (3Y) -14.2% 8.9% 42.4%
Free cash flow growth (1Y) 38.4% 5.0% 112.9%
Free cash flow CAGR (3Y) -2.3% 17.4% 26.9%

Profitability

14 metrics
MetricTACSUCEG
Gross margin 63.9% – –
EBITDA margin 34.0% – 26.4%
Operating margin 12.3% – 14.7%
Pretax margin 0.4% – 16.3%
Net margin -3.3% – 11.1%
FCF margin 17.2% – 1.0%
Operating cash flow margin 29.4% -438.8% 13.5%
Return on equity -1.5% 29.1% 10.6%
Return on assets -0.3% 14.6% 3.6%
Return on invested capital 0.0% – 5.5%
Return on capital employed – 2.1% 5.4%
Asset turnover 0.3x 0.0x 0.3x
Cash conversion (OCF / net income) -26.9x 1.8x 1.2x
Stock comp / revenue – -3.5% –

Financial Health

11 metrics
MetricTACSUCEG
Debt / assets 47.9% 10.4% 25.1%
Debt / equity 2.3x 0.2x 0.8x
Net debt / EBITDA 4.8x 0.5x 2.9x
Debt / FCF 10.6x 0.5x 79.9x
Liabilities / assets 79.1% 49.2% 67.5%
Equity / assets 20.9% 50.8% 32.5%
Interest coverage 0.8x – 5.9x
Current ratio – 1.7x 1.5x
Quick ratio – 1.0x 0.6x
Cash ratio – 0.5x 0.1x
Altman Z-score – – 1.49

Shareholder Returns

7 metrics
MetricTACSUCEG
Dividend yield 2.2% 3.1% 0.6%
Net buyback yield -6.0% -4.0% –
Shareholder yield -3.8% -0.9% 0.6%
Payout ratio (earnings) -193.0% 31.6% –
Payout ratio (FCF) 12.3% 14.3% –
Dividend growth (1Y) -5.0% -0.7% –
Dividend CAGR (3Y) 3.6% -1.4% –

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.

ConsensusTACSUCEG
Forward P/E 53.6xFY2026 8.2xFY2026 20.9xFY2026
EPS, next fiscal year $0.24FY2026 $9.31FY2026 $12.40FY2026
EPS growth, next FY +71.4%FY2026 +177.1%FY2026 +32.1%FY2026
EPS growth, the year after +54.2% -18.8% +12.1%
Revenue, next fiscal year $1.40BFY2026 $45.87BFY2026 $31.54BFY2026
Revenue growth, next FY -20.0%FY2026 +28.8%FY2026 +23.5%FY2026
Revenue growth, the year after +23.2% -12.0% +7.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersTACSUCEG
Held by institutions – 65.2% 79.8%
Institutions holding – 752 1,843
Change in shares held, QoQ – -5.1% +2.9%
Institutions buying – 367 1,002
Institutions selling – 252 579
Buyers to sellers – 1.46 1.73

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.

TACSUCEG
TAC 1.00 0.06 0.43
SU 0.06 1.00 -0.05
CEG 0.43 -0.05 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, TAC, SU and CEG?

Suncor Energy (SU) is the largest by market capitalisation: Transalta (TAC) $3.89B, Suncor Energy (SU) $94.55B, Constellation Energy (CEG) $93.41B.

Which stock is cheaper, TAC, SU and CEG?

Suncor Energy (SU) trades on the lowest price-to-earnings ratio (Transalta (TAC) -71.0x, Suncor Energy (SU) 6.9x, Constellation Energy (CEG) 27.0x). On next year's consensus earnings, Suncor Energy (SU) is cheapest (Transalta (TAC) 53.6x, Suncor Energy (SU) 8.2x, Constellation Energy (CEG) 20.9x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Constellation Energy (CEG) grew revenue fastest over the trailing twelve months: Transalta (TAC) -8.8%, Suncor Energy (SU) -108.8%, Constellation Energy (CEG) +26.0%.

Which company is more profitable?

Constellation Energy (CEG) has the highest net margin (Transalta (TAC) -3.3%, Constellation Energy (CEG) 11.1%). On return on invested capital, Constellation Energy (CEG) leads (Transalta (TAC) 0.0%, Constellation Energy (CEG) 5.5%).

Which stock has performed better?

Over the past year Suncor Energy (SU) returned the most: Transalta (TAC) -24.4%, Suncor Energy (SU) +90.4%, Constellation Energy (CEG) -33.8%. Over five years, Suncor Energy (SU) compounded fastest (Transalta (TAC) +2.6%/yr, Suncor Energy (SU) +24.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Transalta (TAC) 0.01%, Suncor Energy (SU) -0.03%, Constellation Energy (CEG) 0.00%. Suncor Energy (SU) and Constellation Energy (CEG) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Suncor Energy (SU) has been the steadiest (Transalta (TAC) 40.9%, Suncor Energy (SU) 27.8%, Constellation Energy (CEG) 48.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, TAC, SU and CEG?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Suncor Energy (SU) leads on 7. 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.