CLS vs. TDY: Celestica vs. Teledyne Stock Comparison

November 11, 2026

How do Celestica (CLS) and Teledyne (TDY) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Celestica (CLS) and Teledyne (TDY) both belong to the Electronic Equipment, Instruments & Components industry, though CLS is classified under Electronic Manufacturing Services while TDY falls under Electronic Equipment & Instruments.

Company profile comparison for Celestica (CLS) and Teledyne (TDY)
Profile Item	CLS	TDY
Name	Celestica Inc.	Teledyne Technologies Incorporated
Country/Region	Canada	United States
GICS Sector	Information Technology	Information Technology
GICS Industry Group	Technology Hardware & Equipment	Technology Hardware & Equipment
GICS Industry	Electronic Equipment, Instruments & Components	Electronic Equipment, Instruments & Components
GICS Sub-Industry	Electronic Manufacturing Services	Electronic Equipment & Instruments
Market Capitalization	26.06 billion USD	28.68 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	June 30, 1998	November 23, 1999
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

CLS

TDY

GSPC

Celestica (CLS) vs. Teledyne (TDY), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Celestica (CLS) and Teledyne (TDY). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Celestica (CLS) and Teledyne (TDY). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Total Return (1Y)	-30.98%	25.47%
Total Return (3Y, Annualized)	108.72%	19.59%
Total Return (5Y, Annualized)	80.82%	7.96%

Risk Profile

Drawdown History

CLS

TDY

GSPC

Celestica (CLS) vs. Teledyne (TDY), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Celestica (CLS) and Teledyne (TDY). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Celestica (CLS) carries a highly aggressive beta of 2.16, indicating much higher sensitivity to broad-market moves, whereas Teledyne (TDY) is closer to market-like at 0.88 — a noticeable difference in market-sensitivity profile.

Risk profile metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Volatility (1Y, Annualized)	80.89%	27.63%
Beta (5Y)	2.16	0.88
Max Drawdown (5Y)	-56.47%	-32.24%
Avg. Volume (3M)	2.61M	304.37K

Risk-Adjusted Performance

Risk-Return Positioning

CLS and TDY are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Sharpe Ratio (1Y)	-0.44	0.77
Sortino Ratio (1Y)	-0.59	1.19

Profitability

ROE (TTM)

Celestica (CLS) at 30.23% sits in the top ROE quartile, while Teledyne (TDY) at 9.47% is closer to the peer norm — stronger capital efficiency for CLS.

CLS

Technology Hardware & Equipment industry group

30.23%

Max: 42.47%
CLS: 30.23%
Q3: 19.13%
Median: 11.00%
Q1: 1.63%
Min: -20.62%

TDY

Technology Hardware & Equipment industry group

9.47%

Max: 42.47%
Q3: 19.13%
Median: 11.00%
TDY: 9.47%
Q1: 1.63%
Min: -20.62%

Celestica (CLS) vs. Teledyne (TDY): A comparison of their ROE against the Technology Hardware & Equipment industry group benchmark.

Net Margin (TTM)

Teledyne (TDY) at 15.75% retains a top-quartile share of revenue as profit, ahead of Celestica (CLS) at 6.83%, which keeps about the industry-typical share.

CLS

Technology Hardware & Equipment industry group

6.83%

Max: 27.60%
Q3: 11.66%
CLS: 6.83%
Median: 4.08%
Q1: 0.00%
Min: -11.02%

TDY

Technology Hardware & Equipment industry group

15.75%

Max: 27.60%
TDY: 15.75%
Q3: 11.66%
Median: 4.08%
Q1: 0.00%
Min: -11.02%

Celestica (CLS) vs. Teledyne (TDY): A comparison of their net margin against the Technology Hardware & Equipment industry group benchmark.

Operating Margin (TTM)

Teledyne (TDY) at 20.76% operates in the top operating margin quartile, ahead of Celestica (CLS) at 7.91%, which runs around its industry’s norm.

CLS

Technology Hardware & Equipment industry group

7.91%

Max: 36.27%
Q3: 18.36%
Median: 8.84%
CLS: 7.91%
Q1: 1.46%
Min: -21.39%

TDY

Technology Hardware & Equipment industry group

20.76%

Max: 36.27%
TDY: 20.76%
Q3: 18.36%
Median: 8.84%
Q1: 1.46%
Min: -21.39%

Celestica (CLS) vs. Teledyne (TDY): A comparison of their operating margin against the Technology Hardware & Equipment industry group benchmark.

Profitability Metrics

Profitability metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
ROE (TTM)	30.23%	9.47%
ROA (TTM)	8.72%	5.31%
Net Margin (TTM)	6.83%	15.75%
Operating Margin (TTM)	7.91%	20.76%
Gross Margin (TTM)	11.46%	43.60%

Growth

Revenue Growth

Celestica (CLS) at 28.46% sits in the top revenue growth quartile, while Teledyne (TDY) at 7.86% is closer to the peer norm — faster top-line expansion for CLS.

Celestica (CLS) vs. Teledyne (TDY): A comparison of their Revenue Growth across different time periods.

EPS Growth

Celestica (CLS) at 98.34% sits in the top EPS growth quartile, while Teledyne (TDY) at 9.70% is closer to the peer norm — faster per-share earnings growth for CLS.

Celestica (CLS) vs. Teledyne (TDY): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Revenue Growth (YoY)	28.46%	7.86%
Revenue Growth (3Y CAGR)	19.56%	3.86%
EPS Growth (YoY)	98.34%	9.70%
EPS Growth (3Y CAGR)	82.39%	4.53%

Financial Strength

Current Ratio (MRQ)

Both Celestica (CLS) at 1.61 and Teledyne (TDY) at 2.31 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.

CLS

Technology Hardware & Equipment industry group

1.61

Max: 5.34
Q3: 3.02
Median: 1.95
CLS: 1.61
Q1: 1.32
Min: 0.17

TDY

Technology Hardware & Equipment industry group

2.31

Max: 5.34
Q3: 3.02
TDY: 2.31
Median: 1.95
Q1: 1.32
Min: 0.17

Celestica (CLS) vs. Teledyne (TDY): A comparison of their current ratio against the Technology Hardware & Equipment industry group benchmark.

Debt / Equity (MRQ)

Both Celestica (CLS) at 0.17 and Teledyne (TDY) at 0.18 fund their balance sheets with roughly industry-typical debt-to-equity mixes.

CLS

Technology Hardware & Equipment industry group

0.17

Max: 1.76
Q3: 0.78
Median: 0.24
CLS: 0.17
Q1: 0.04
Min: 0.01

TDY

Technology Hardware & Equipment industry group

0.18

Max: 1.76
Q3: 0.78
Median: 0.24
TDY: 0.18
Q1: 0.04
Min: 0.01

Celestica (CLS) vs. Teledyne (TDY): A comparison of their debt-to-equity ratio against the Technology Hardware & Equipment industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Current Ratio (MRQ)	1.61	2.31
Debt / Equity (MRQ)	0.17	0.18
Net Debt / EBITDA	-1.72	0.88

Dividends

Dividend Yield (TTM)

Neither Celestica (CLS) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

CLS

Technology Hardware & Equipment industry group

0.00%

Max: 0.73%
Q3: 0.31%
CLS: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

TDY

Technology Hardware & Equipment industry group

0.00%

Max: 0.73%
Q3: 0.31%
TDY: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

Celestica (CLS) vs. Teledyne (TDY): A comparison of their dividend yield against the Technology Hardware & Equipment industry group benchmark.

Dividend Payout Ratio (TTM)

Neither Celestica (CLS) nor Teledyne (TDY) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.

CLS

Technology Hardware & Equipment industry group

0.00%

Max: 32.27%
Q3: 14.48%
CLS: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

TDY

Technology Hardware & Equipment industry group

0.00%

Max: 32.27%
Q3: 14.48%
TDY: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

Celestica (CLS) vs. Teledyne (TDY): A comparison of their payout ratio against the Technology Hardware & Equipment industry group benchmark.

Dividend Metrics

Dividend metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
Dividend Yield (TTM)	0.00%	0.00%
Dividend Payout Ratio (TTM)	0.00%	0.00%

Valuation

P/E Ratio (TTM)

Both Celestica (CLS) at 19.50 and Teledyne (TDY) at 28.32 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.

CLS

Technology Hardware & Equipment industry group

19.50

Max: 69.48
Q3: 41.02
Median: 26.39
CLS: 19.50
Q1: 19.36
Min: 6.07

TDY

Technology Hardware & Equipment industry group

28.32

Max: 69.48
Q3: 41.02
TDY: 28.32
Median: 26.39
Q1: 19.36
Min: 6.07

Celestica (CLS) vs. Teledyne (TDY): A comparison of their P/E ratio against the Technology Hardware & Equipment industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both Celestica (CLS) at 1.43 and Teledyne (TDY) at 4.40 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

CLS

Technology Hardware & Equipment industry group

1.43

Max: 11.30
Q3: 5.82
Median: 2.56
CLS: 1.43
Q1: 1.05
Min: 0.00

TDY

Technology Hardware & Equipment industry group

4.40

Max: 11.30
Q3: 5.82
TDY: 4.40
Median: 2.56
Q1: 1.05
Min: 0.00

Celestica (CLS) vs. Teledyne (TDY): A comparison of their P/S ratio against the Technology Hardware & Equipment industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Celestica (CLS) at 4.19 and Teledyne (TDY) at 2.57 are valued close to their industries’ norm against book — neither stands out from peers.

CLS

Technology Hardware & Equipment industry group

4.19

Max: 10.75
Q3: 5.52
CLS: 4.19
Median: 3.17
Q1: 1.79
Min: 0.33

TDY

Technology Hardware & Equipment industry group

2.57

Max: 10.75
Q3: 5.52
Median: 3.17
TDY: 2.57
Q1: 1.79
Min: 0.33

Celestica (CLS) vs. Teledyne (TDY): A comparison of their P/B ratio against the Technology Hardware & Equipment industry group benchmark.

Valuation Metrics

Valuation metrics for Celestica (CLS) and Teledyne (TDY)
Metric	CLS	TDY
P/E Ratio (TTM)	19.50	28.32
P/S Ratio (TTM)	1.43	4.40
P/B Ratio (MRQ)	4.19	2.57
Free Cash Flow Yield (TTM)	3.08%	3.33%