RAL vs TDY vs KEYS Stock Comparison

Ralliant, Teledyne Technologies and Keysight Technologies Prices as of Oct 26, 2026 Peers: Industry group
RAL Ralliant Corp
$67.84 -3.1% 1M +56.3% 1Y
Market cap
$7.78B
P/E
–
Revenue (TTM)
$2.19B
Div. yield
–
Test and Measurement Technology
2 wins

Head to Head

11 decided of 12

Keysight Technologies leads on 6 of the 12 questions below (Keysight Technologies 6, Teledyne Technologies 3, Ralliant 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionRALTDYKEYSLeader
Larger companyMarket capitalisation $7.78B $30.34B $57.52B KEYS
Cheaper on earningsLower P/E, profitable companies only -6.3x 29.5x 45.7x TDY
Cheaper on forward earningsLower price / next fiscal year consensus EPS 22.2x 24.8x 30.5x RAL
Faster revenue growthRevenue growth, trailing twelve months +5.9% +8.6% +25.5% KEYS
More profitableNet margin, trailing twelve months -56.4% 15.8% 19.1% KEYS
Better return on capitalReturn on invested capital -43.2% 8.1% 13.4% KEYS
Less leveragedLower net debt / EBITDA -0.8x 0.9x -0.1x RAL
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +56.3% +21.4% +92.4% KEYS
Better 5-year returnAnnualised price return, 5 years — +7.4%/yr +13.0%/yr KEYS
Less volatileAnnualised volatility, 1 year 55.1% 25.6% 45.2% TDY
Higher overall scoreMean of the five percentile scores vs peers 28/100 69/100 63/100 TDY

Percentile Scorecard

RALTDYKEYS

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

AxisRALTDYKEYS
Valuation 32 #76 of 111 65 #36 of 100 26 #82 of 111
Growth 4 #104 of 108 38 #61 of 97 65 #39 of 108
Profitability 23 #80 of 104 83 #17 of 96 88 #13 of 104
Financial Health 20 #92 of 115 73 #29 of 105 54 #54 of 115
Shareholder Returns 60 #33 of 81 87 #9 of 64 80 #17 of 81
Overall 28 69 63
  • RAL ranked among 121 companies in Computer Hardware
  • TDY ranked among 107 companies in Aerospace and Defense
  • KEYS ranked among 121 companies in Computer Hardware

Price Performance

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

Returns

PeriodRALTDYKEYSSPY
1 month -3.1%+5.2%-10.0% -0.8%
3 months -2.9%-1.0%+4.0% +3.5%
6 months +52.9%-1.5%-4.3% +7.0%
Year to date +33.3%+26.4%+60.5% +12.2%
1 year +56.3%+21.4%+92.4% +13.0%
3 years —+74.2%+173.4% +86.3%
3 years, per year —+20.3%+39.9% +23.1%
5 years —+42.8%+84.3% +68.6%
5 years, per year —+7.4%+13.0% +11.0%
10 years —+508.2%+895.8% +258.0%
10 years, per year —+19.8%+25.8% +13.6%

Risk

MeasureRALTDYKEYSSPY
Volatility, 1Y 55.1%25.6%45.2% 12.7%
Downside volatility, 1Y 64.0%24.0%44.1% 12.7%
Beta vs S&P 500, 1Y 1.711.121.93 1.00
Return / volatility, 1Y 1.020.832.04 1.02
Max drawdown, 5Y -31.8%-32.2%-42.6% -25.4%
From 52-week high -8.4%-6.6%-15.9% -1.8%
52-week high $74.04$691.24$387.90 $779.14
52-week low $38.39$484.47$167.77 $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.

MultipleRALTDYKEYS
P/E now vs peer median -6.1xmedian 32.0x 29.1xmedian 26.8x 44.3xmedian 32.0x
P/S now vs peer median 3.4xmedian 2.8x 4.6xmedian 2.9x 8.4xmedian 2.8x
EV/EBITDA now vs peer median -8.0xmedian 19.4x 19.0xmedian 15.2x 32.1xmedian 19.4x
P/FCF now vs peer median 22.9xmedian 29.0x 26.0xmedian 25.5x 37.8xmedian 29.0x
P/B now vs peer median 4.9xmedian 2.9x 2.7xmedian 2.5x 8.4xmedian 2.9x
PEG now vs peer median —median 1.13 -49.04median 0.94 9.07median 1.13

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 monthsRALTDYKEYS
Revenue $2.19B $6.52B $6.58B
Gross profit $1.11B $2.84B $4.26B
Operating income -$1.17B $1.30B $1.33B
Net income -$1.23B $1.03B $1.26B
Free cash flow $327.70M $1.15B $1.47B
R&D $170.10M $330.60M $1.19B
EPS (diluted) $-10.95 $21.90 $7.28
Cash & equivalents $270.90M $562.40M $2.61B
Total debt $1.15B $2.03B $2.52B
Shares (diluted) 112.60M 46.90M 173.00M
Enterprise value $6.65B $28.57B $48.45B

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
MetricRALTDYKEYS
P/E -6.1x 29.1x 44.3x
P/FCF 22.9x 26.0x 37.8x
P/Operating cash flow 20.6x 23.3x 34.6x
P/S 3.4x 4.6x 8.4x
P/B 4.9x 2.7x 8.4x
P/Tangible book 9.4x 3.2x 10.2x
EV/EBITDA -8.0x 19.0x 32.1x
EV/EBIT -7.2x 24.0x 41.6x
EV/Revenue 3.8x 4.8x 8.4x
EV/FCF 25.6x 27.3x 37.7x
EV/Operating cash flow 23.0x 24.4x 34.6x
PEG (3Y EPS CAGR) – -49.04 9.07

Growth

14 metrics
MetricRALTDYKEYS
Revenue growth (1Y) 5.9% 8.6% 25.5%
Revenue CAGR (3Y) – 0.5% 5.6%
Gross profit growth (1Y) 5.7% 10.8% 30.2%
Gross profit CAGR (3Y) – -0.1% 5.8%
Operating income growth (1Y) -436.8% 23.3% 49.9%
Operating income CAGR (3Y) – 0.0% -2.1%
Net income growth (1Y) -532.3% 25.5% 131.6%
Net income CAGR (3Y) – -1.3% 3.7%
EPS growth (1Y) -532.7% 27.2% 131.6%
EPS CAGR (3Y) – -0.6% 4.9%
Operating cash flow growth (1Y) -20.1% 11.9% 4.0%
Operating cash flow CAGR (3Y) – 26.7% 4.0%
Free cash flow growth (1Y) -21.7% 10.5% 3.8%
Free cash flow CAGR (3Y) – 29.4% 6.6%

Profitability

14 metrics
MetricRALTDYKEYS
Gross margin 50.9% 43.6% 64.7%
EBITDA margin -47.8% 25.3% 26.2%
Operating margin -53.3% 20.0% 20.3%
Pretax margin -56.1% 19.4% 21.5%
Net margin -56.4% 15.8% 19.1%
FCF margin 15.0% 17.6% 22.3%
Operating cash flow margin 16.7% 19.6% 24.4%
Return on equity -79.5% 9.3% 19.8%
Return on assets -33.3% 6.7% 10.8%
Return on invested capital -43.2% 8.1% 13.4%
Return on capital employed -38.0% 9.4% 14.5%
Asset turnover 0.6x 0.4x 0.6x
Cash conversion (OCF / net income) -0.3x 1.2x 1.3x
Stock comp / revenue 3.0% 0.6% 3.3%

Financial Health

11 metrics
MetricRALTDYKEYS
Debt / assets 31.0% 13.0% 21.1%
Debt / equity 0.7x 0.2x 0.4x
Net debt / EBITDA -0.8x 0.9x -0.1x
Debt / FCF 3.5x 1.8x 1.7x
Liabilities / assets 58.6% 28.5% 44.9%
Equity / assets 41.4% 71.5% 55.1%
Interest coverage -19.2x 26.9x 12.3x
Current ratio 1.5x 2.3x 2.0x
Quick ratio 0.9x 1.3x 1.4x
Cash ratio 0.4x 0.4x 1.0x
Altman Z-score 1.26 5.60 8.37

Shareholder Returns

7 metrics
MetricRALTDYKEYS
Dividend yield 0.3% – –
Net buyback yield 2.0% 1.5% 2.1%
Shareholder yield 2.3% 1.5% 2.1%
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.

ConsensusRALTDYKEYS
Forward P/E 22.2xFY2026 24.8xFY2026 30.5xFY2026
EPS, next fiscal year $3.06FY2026 $26.05FY2026 $10.71FY2026
EPS growth, next FY +13.8%FY2026 +18.5%FY2026 +49.6%FY2026
EPS growth, the year after +14.1% +13.6% +20.4%
Revenue, next fiscal year $2.45BFY2026 $6.20BFY2026 $6.71BFY2026
Revenue growth, next FY +18.5%FY2026 +1.4%FY2026 +24.8%FY2026
Revenue growth, the year after +5.8% +5.9% +18.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersRALTDYKEYS
Held by institutions 100.0% 97.2% 89.8%
Institutions holding 533 886 1,246
Change in shares held, QoQ +1.7% +2.7% +1.2%
Institutions buying 251 399 674
Institutions selling 165 327 380
Buyers to sellers 1.52 1.22 1.77

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.

RALTDYKEYS
RAL 1.00 0.29 0.38
TDY 0.29 1.00 0.51
KEYS 0.38 0.51 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, RAL, TDY and KEYS?

Keysight Technologies (KEYS) is the largest by market capitalisation: Ralliant (RAL) $7.78B, Teledyne Technologies (TDY) $30.34B, Keysight Technologies (KEYS) $57.52B.

Which stock is cheaper, RAL, TDY and KEYS?

Teledyne Technologies (TDY) trades on the lowest price-to-earnings ratio (Ralliant (RAL) -6.3x, Teledyne Technologies (TDY) 29.5x, Keysight Technologies (KEYS) 45.7x). On next year's consensus earnings, Ralliant (RAL) is cheapest (Ralliant (RAL) 22.2x, Teledyne Technologies (TDY) 24.8x, Keysight Technologies (KEYS) 30.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Keysight Technologies (KEYS) grew revenue fastest over the trailing twelve months: Ralliant (RAL) +5.9%, Teledyne Technologies (TDY) +8.6%, Keysight Technologies (KEYS) +25.5%.

Which company is more profitable?

Keysight Technologies (KEYS) has the highest net margin (Ralliant (RAL) -56.4%, Teledyne Technologies (TDY) 15.8%, Keysight Technologies (KEYS) 19.1%). On return on invested capital, Keysight Technologies (KEYS) leads (Ralliant (RAL) -43.2%, Teledyne Technologies (TDY) 8.1%, Keysight Technologies (KEYS) 13.4%).

Which stock has performed better?

Over the past year Keysight Technologies (KEYS) returned the most: Ralliant (RAL) +56.3%, Teledyne Technologies (TDY) +21.4%, Keysight Technologies (KEYS) +92.4%. Over five years, Keysight Technologies (KEYS) compounded fastest (Teledyne Technologies (TDY) +7.4%/yr, Keysight Technologies (KEYS) +13.0%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Teledyne Technologies (TDY) has been the steadiest (Ralliant (RAL) 55.1%, Teledyne Technologies (TDY) 25.6%, Keysight Technologies (KEYS) 45.2%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, RAL, TDY and KEYS?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Keysight Technologies (KEYS) leads on 6. 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.