AAON vs SPXC vs TKLS Stock Comparison

Aaon, SPX Technologies and Trutankless Prices as of Oct 27, 2026 Peers: Industry group
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AAON Aaon, Inc.
$75.83 -14.9% 1M -27.8% 1Y
Market cap
$6.22B
P/E
39.1x
Revenue (TTM)
$1.93B
Div. yield
–
HVAC Industrials
1 win
TKLS Trutankless, Inc.
$0.06 -14.3% 1M +20.0% 1Y
Market cap
$8.81M
P/E
–
Revenue (TTM)
$2.04M
Div. yield
–
HVAC Industrials
3 wins

Head to Head

11 decided of 12

SPX Technologies leads on 7 of the 12 questions below (SPX Technologies 7, Trutankless 3, Aaon 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAAONSPXCTKLSLeader
Larger companyMarket capitalisation $6.22B $8.24B $8.81M SPXC
Cheaper on earningsLower P/E, profitable companies only 39.1x 29.5x -1.2x SPXC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 34.0x 19.3x — SPXC
Faster revenue growthRevenue growth, trailing twelve months +53.5% +20.6% +169.8% TKLS
More profitableNet margin, trailing twelve months 8.2% 11.3% -354.7% SPXC
Better return on capitalReturn on invested capital 12.7% 10.5% — AAON
Less leveragedLower net debt / EBITDA 1.5x 0.8x -0.1x TKLS
Higher dividend yieldTrailing dividend yield 0.00% 0.00% — –
Better 1-year returnPrice return, last 12 months -27.8% -15.7% +20.0% TKLS
Better 5-year returnAnnualised price return, 5 years +9.7%/yr +23.1%/yr -45.9%/yr SPXC
Less volatileAnnualised volatility, 1 year 59.8% 41.5% 519.7% SPXC
Higher overall scoreMean of the five percentile scores vs peers 42/100 71/100 20/100 SPXC

Percentile Scorecard

AAONSPXCTKLS

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

AxisAAONSPXCTKLS
Valuation 7 #52 of 56 42 #33 of 56 0 #56 of 56
Growth 78 #12 of 52 100 #1 of 52 90 #6 of 52
Profitability 52 #24 of 49 69 #16 of 49 6 #46 of 49
Financial Health 66 #20 of 56 75 #15 of 56 6 #53 of 56
Shareholder Returns 5 #39 of 41 – 0 #41 of 41
Overall 42 71 20
  • AAON ranked among 60 companies in Construction Products
  • SPXC ranked among 60 companies in Construction Products
  • TKLS ranked among 60 companies in Construction Products

Price Performance

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

Returns

PeriodAAONSPXCTKLSSPY
1 month -14.9%-4.5%-14.3% -0.2%
3 months -19.1%-19.2%-76.9% +3.9%
6 months -13.9%-23.7%-50.0% +8.2%
Year to date -0.6%-17.5%-82.9% +12.9%
1 year -27.8%-15.7%+20.0% +12.3%
3 years +41.1%+109.9%+500.0% +87.4%
3 years, per year +12.2%+28.1%+81.8% +23.3%
5 years +59.0%+182.3%-95.3% +67.9%
5 years, per year +9.7%+23.1%-45.9% +10.9%
10 years +285.5%+760.4%-99.2% +261.1%
10 years, per year +14.4%+24.0%-38.2% +13.7%

Risk

MeasureAAONSPXCTKLSSPY
Volatility, 1Y 59.8%41.5%519.7% 12.7%
Downside volatility, 1Y 57.7%41.8%1,427.4% 12.7%
Beta vs S&P 500, 1Y 2.211.75-3.99 1.00
Return / volatility, 1Y -0.46-0.380.04 0.97
Max drawdown, 5Y -53.6%-38.3%-99.5% -25.4%
From 52-week high -48.8%-33.0%-90.8% -1.2%
52-week high $148.25$246.41$0.65 $779.14
52-week low $68.85$160.01$0.01 $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.

MultipleAAONSPXCTKLS
P/E now vs peer median 39.1xmedian 20.1x 29.6xmedian 20.1x -1.2xmedian 20.1x
P/S now vs peer median 3.2xmedian 1.5x 3.3xmedian 1.5x 4.3xmedian 1.5x
EV/EBITDA now vs peer median 22.4xmedian 11.8x 16.4xmedian 11.8x -2.1xmedian 11.8x
P/FCF now vs peer median -52.6xmedian 16.2x 27.2xmedian 16.2x -22.5xmedian 16.2x
P/B now vs peer median 6.2xmedian 2.9x 3.5xmedian 2.9x -0.8xmedian 2.9x
PEG now vs peer median 17.96median 0.99 0.44median 0.99 —median 0.99

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 monthsAAONSPXCTKLS
Revenue $1.93B $2.48B $2.04M
Gross profit $494.09M $996.30M $664.70K
Operating income $213.50M $399.90M -$4.61M
Net income $159.29M $278.90M -$7.23M
Free cash flow -$118.79M $304.30M -$390.92K
R&D – – $226.35K
EPS (diluted) $1.90 $5.50 $-0.05
Cash & equivalents $13.00K $166.40M $13.13K
Total debt $435.00M $2.29B $3.49M
Shares (diluted) 83.72M 50.68M 145.12M
Enterprise value $6.22B $7.32B $8.73M

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
MetricAAONSPXCTKLS
P/E 39.1x 29.6x -1.2x
P/FCF -52.6x 27.2x -22.5x
P/Operating cash flow 72.2x 19.5x -25.4x
P/S 3.2x 3.3x 4.3x
P/B 6.2x 3.5x -0.8x
P/Tangible book 6.2x 6.2x -0.8x
EV/EBITDA 22.4x 16.4x -2.1x
EV/EBIT 31.3x 21.8x -2.0x
EV/Revenue 3.5x 3.5x 4.6x
EV/FCF -56.3x 28.6x -24.0x
EV/Operating cash flow 77.3x 20.6x -27.1x
PEG (3Y EPS CAGR) 17.96 0.44 –

Growth

14 metrics
MetricAAONSPXCTKLS
Revenue growth (1Y) 53.5% 20.6% 169.8%
Revenue CAGR (3Y) 22.7% 15.1% 235.9%
Gross profit growth (1Y) 36.9% 18.5% 801.9%
Gross profit CAGR (3Y) 16.2% 17.8% 54.0%
Operating income growth (1Y) 39.0% 24.1% 26.7%
Operating income CAGR (3Y) 5.4% 52.2% -19.4%
Net income growth (1Y) 30.5% 32.4% 37.4%
Net income CAGR (3Y) 2.3% 72.2% -116.6%
EPS growth (1Y) 29.3% 23.8% 43.3%
EPS CAGR (3Y) 2.2% 67.5% –
Operating cash flow growth (1Y) 157.7% 52.8% 88.9%
Operating cash flow CAGR (3Y) -11.0% 131.0% 35.3%
Free cash flow growth (1Y) 33.7% 23.8% 89.0%
Free cash flow CAGR (3Y) -74.9% 168.6% 32.6%

Profitability

14 metrics
MetricAAONSPXCTKLS
Gross margin 25.6% 40.2% 32.6%
EBITDA margin 15.5% 21.4% -220.6%
Operating margin 11.0% 16.2% -226.4%
Pretax margin 9.9% 14.8% -289.5%
Net margin 8.2% 11.3% -354.7%
FCF margin -6.1% 12.3% -19.2%
Operating cash flow margin 4.5% 17.1% -17.0%
Return on equity 16.4% 12.0% –
Return on assets 8.7% 7.1% -119.2%
Return on invested capital 12.7% 10.5% –
Return on capital employed 14.3% 12.1% –
Asset turnover 1.1x 0.6x 0.4x
Cash conversion (OCF / net income) 0.5x 1.5x 0.0x
Stock comp / revenue 1.0% 0.7% 213.6%

Financial Health

11 metrics
MetricAAONSPXCTKLS
Debt / assets 23.3% 15.6% 14.2%
Debt / equity 0.4x 0.3x -0.1x
Net debt / EBITDA 1.5x 0.8x -0.1x
Debt / FCF -3.7x 2.0x -1.5x
Liabilities / assets 45.8% 40.4% 369.2%
Equity / assets 54.2% 59.6% -269.2%
Interest coverage – 10.7x -3.6x
Current ratio 3.0x 1.8x 0.2x
Quick ratio 1.9x 1.1x 0.0x
Cash ratio 0.0x 0.3x 0.0x
Altman Z-score 6.92 4.45 -35.84

Shareholder Returns

7 metrics
MetricAAONSPXCTKLS
Dividend yield 0.5% – –
Net buyback yield -0.6% – -10.9%
Shareholder yield -0.1% 0.0% -10.9%
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.

ConsensusAAONSPXCTKLS
Forward P/E 34.0xFY2026 19.3xFY2026 –
EPS, next fiscal year $2.23FY2026 $8.57FY2026 –
EPS growth, next FY +65.2%FY2026 +26.8%FY2026 –
EPS growth, the year after +56.1% +20.1% –
Revenue, next fiscal year $2.44BFY2026 $2.64BFY2026 –
Revenue growth, next FY +69.6%FY2026 +16.4%FY2026 –
Revenue growth, the year after +16.8% +14.6% –

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAAONSPXCTKLS
Held by institutions 78.7% 93.8% –
Institutions holding 469 510 –
Change in shares held, QoQ -7.0% +10.8% –
Institutions buying 241 275 –
Institutions selling 174 162 –
Buyers to sellers 1.39 1.70 –

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.

AAONSPXCTKLS
AAON 1.00 0.42 -0.02
SPXC 0.42 1.00 -0.07
TKLS -0.02 -0.07 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AAON, SPXC and TKLS?

SPX Technologies (SPXC) is the largest by market capitalisation: Aaon (AAON) $6.22B, SPX Technologies (SPXC) $8.24B, Trutankless (TKLS) $8.81M.

Which stock is cheaper, AAON, SPXC and TKLS?

SPX Technologies (SPXC) trades on the lowest price-to-earnings ratio (Aaon (AAON) 39.1x, SPX Technologies (SPXC) 29.5x, Trutankless (TKLS) -1.2x). On next year's consensus earnings, SPX Technologies (SPXC) is cheapest (Aaon (AAON) 34.0x, SPX Technologies (SPXC) 19.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Trutankless (TKLS) grew revenue fastest over the trailing twelve months: Aaon (AAON) +53.5%, SPX Technologies (SPXC) +20.6%, Trutankless (TKLS) +169.8%.

Which company is more profitable?

SPX Technologies (SPXC) has the highest net margin (Aaon (AAON) 8.2%, SPX Technologies (SPXC) 11.3%, Trutankless (TKLS) -354.7%). On return on invested capital, Aaon (AAON) leads (Aaon (AAON) 12.7%, SPX Technologies (SPXC) 10.5%).

Which stock has performed better?

Over the past year Trutankless (TKLS) returned the most: Aaon (AAON) -27.8%, SPX Technologies (SPXC) -15.7%, Trutankless (TKLS) +20.0%. Over five years, SPX Technologies (SPXC) compounded fastest (Aaon (AAON) +9.7%/yr, SPX Technologies (SPXC) +23.1%/yr, Trutankless (TKLS) -45.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, SPX Technologies (SPXC) has been the steadiest (Aaon (AAON) 59.8%, SPX Technologies (SPXC) 41.5%, Trutankless (TKLS) 519.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AAON, SPXC and TKLS?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, SPX Technologies (SPXC) 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.