ALAB vs. CLS: Astera Labs vs. Celestica Stock Comparison

November 11, 2026

How do Astera Labs (ALAB) and Celestica (CLS) 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

Astera Labs (ALAB) and Celestica (CLS) share the Information Technology sector but sit in different industry groups — ALAB in Semiconductors & Semiconductor Equipment and CLS in Technology Hardware & Equipment.

Celestica (CLS) carries decades of public-market history since June 30, 1998, while Astera Labs (ALAB) listed on March 20, 2024 — long-window comparisons have far more historical data on the CLS side.

Company profile comparison for Astera Labs (ALAB) and Celestica (CLS)
Profile Item	ALAB	CLS
Name	Astera Labs, Inc.	Celestica Inc.
Country/Region	United States	Canada
GICS Sector	Information Technology	Information Technology
GICS Industry Group	Semiconductors & Semiconductor Equipment	Technology Hardware & Equipment
GICS Industry	Semiconductors & Semiconductor Equipment	Electronic Equipment, Instruments & Components
GICS Sub-Industry	Semiconductors	Electronic Manufacturing Services
Market Capitalization	33.33 billion USD	26.06 billion USD
Currency	USD	USD
Exchange	Nasdaq	NYSE
Listing Date	March 20, 2024	June 30, 1998
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

ALAB

CLS

GSPC

Astera Labs (ALAB) vs. Celestica (CLS), 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 Astera Labs (ALAB) and Celestica (CLS). Returns over one year are annualized.

Calendar-Year Returns

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

Performance Metrics

Price performance metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Total Return (1Y)	31.42%	-30.98%
Total Return (3Y, Annualized)	--	108.72%
Total Return (5Y, Annualized)	--	80.82%

Risk Profile

Drawdown History

ALAB

CLS

GSPC

Astera Labs (ALAB) vs. Celestica (CLS), 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 Astera Labs (ALAB) and Celestica (CLS). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Volatility (1Y, Annualized)	101.55%	80.89%
Beta (5Y)	3.95	2.16
Max Drawdown (5Y)	-63.69%	-56.47%
Avg. Volume (3M)	4.15M	2.61M

Risk-Adjusted Performance

Risk-Return Positioning

ALAB and CLS are plotted by 1-year volatility (risk) and 1-year return. Each dashed Capital Allocation Line uses that stock's own industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Sharpe Ratio (1Y)	0.27	-0.44
Sortino Ratio (1Y)	0.39	-0.59

Profitability

ROE (TTM)

Both Astera Labs (ALAB) at 28.21% and Celestica (CLS) at 30.23% sit in the top peer quartile for ROE, suggesting each generates more profit from shareholders’ equity than typical industry peers.

ALAB

Semiconductors & Semiconductor Equipment industry group

28.21%

Max: 52.82%
ALAB: 28.21%
Q3: 22.26%
Median: 10.58%
Q1: 1.29%
Min: -16.89%

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%

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their ROE against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Net Margin (TTM)

Astera Labs (ALAB) at 29.64% retains a top-quartile share of revenue as profit, ahead of Celestica (CLS) at 6.83%, which keeps about the industry-typical share.

ALAB

Semiconductors & Semiconductor Equipment industry group

29.64%

Max: 63.80%
ALAB: 29.64%
Q3: 28.36%
Median: 11.44%
Q1: 0.90%
Min: -37.77%

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%

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their net margin against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Operating Margin (TTM)

Astera Labs (ALAB) at 30.61% operates in the top operating margin quartile, ahead of Celestica (CLS) at 7.91%, which runs around its industry’s norm.

ALAB

Semiconductors & Semiconductor Equipment industry group

30.61%

Max: 58.66%
ALAB: 30.61%
Q3: 30.23%
Median: 15.91%
Q1: 7.54%
Min: -25.74%

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%

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their operating margin against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Profitability Metrics

Profitability metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
ROE (TTM)	28.21%	30.23%
ROA (TTM)	13.41%	8.72%
Net Margin (TTM)	29.64%	6.83%
Operating Margin (TTM)	30.61%	7.91%
Gross Margin (TTM)	73.89%	11.46%

Growth

Revenue Growth

Both companies are growing quickly, but Astera Labs (ALAB) at 115.13% is the standout with revenue growth above its industry range; Celestica (CLS) at 28.46% also sits in the top quartile.

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their Revenue Growth across different time periods.

EPS Growth

Only one side can be read here: Celestica (CLS) reports EPS growth of 98.34%, ranked against its industry; Astera Labs (ALAB) has no EPS growth figure this period.

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Revenue Growth (YoY)	115.13%	28.46%
Revenue Growth (3Y CAGR)	120.18%	19.56%
EPS Growth (YoY)	--	98.34%
EPS Growth (3Y CAGR)	--	82.39%

Financial Strength

Current Ratio (MRQ)

Celestica (CLS) at 1.61 keeps current ratio within its industry’s typical mid-range, while Astera Labs (ALAB) at 8.03 sits above its industry’s typical mid-range — comfortable liquidity, though possibly with more idle current assets relative to peers.

ALAB

Semiconductors & Semiconductor Equipment industry group

8.03

Max: 10.33
ALAB: 8.03
Q3: 5.62
Median: 3.33
Q1: 2.35
Min: 1.03

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

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their current ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Debt / Equity (MRQ)

Astera Labs (ALAB) at 0.02 keeps leverage in the lower industry quartile, while Celestica (CLS) at 0.17 runs a more typical debt-to-equity mix.

ALAB

Semiconductors & Semiconductor Equipment industry group

0.02

Max: 1.46
Q3: 0.65
Median: 0.27
Q1: 0.04
ALAB: 0.02
Min: 0.00

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

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their debt-to-equity ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Financial Strength Metrics

Financial strength metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Current Ratio (MRQ)	8.03	1.61
Debt / Equity (MRQ)	0.02	0.17
Net Debt / EBITDA	-3.23	-1.72

Dividends

Dividend Yield (TTM)

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

ALAB

Semiconductors & Semiconductor Equipment industry group

0.00%

Max: 1.37%
Q3: 0.65%
ALAB: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

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%

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their dividend yield against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Dividend Payout Ratio (TTM)

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

ALAB

Semiconductors & Semiconductor Equipment industry group

0.00%

Max: 49.64%
Q3: 21.71%
ALAB: 0.00%
Median: 0.00%
Q1: 0.00%
Min: 0.00%

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%

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their payout ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Dividend Metrics

Dividend metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
Dividend Yield (TTM)	0.00%	0.00%
Dividend Payout Ratio (TTM)	0.00%	0.00%

Valuation

P/E Ratio (TTM)

Celestica (CLS) at 19.50 is near its industry’s usual P/E ratio, while Astera Labs (ALAB) at 75.38 sits in the richer quartile — ALAB needs stronger growth or earnings quality to justify the premium.

ALAB

Semiconductors & Semiconductor Equipment industry group

75.38

Max: 110.34
ALAB: 75.38
Q3: 66.81
Median: 37.02
Q1: 23.96
Min: 8.12

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

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their P/E ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

P/S Ratio (TTM)

Celestica (CLS) at 1.43 is priced about in line with its industry on P/S ratio, while Astera Labs (ALAB) at 21.42 sits in the pricier quartile — ALAB costs more per dollar of sales.

ALAB

Semiconductors & Semiconductor Equipment industry group

21.42

ALAB: 21.42
Max: 21.42
Q3: 12.27
Median: 5.76
Q1: 2.73
Min: 0.00

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

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their P/S ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

P/B Ratio (MRQ)

Celestica (CLS) at 4.19 sits near its industry’s typical P/B ratio, while Astera Labs (ALAB) at 16.67 prices above its benchmark range — ALAB looks rich relative to book.

ALAB

Semiconductors & Semiconductor Equipment industry group

16.67

ALAB: 16.67
Max: 14.06
Q3: 7.44
Median: 4.29
Q1: 2.30
Min: 0.20

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

Astera Labs (ALAB) vs. Celestica (CLS): A comparison of their P/B ratio against their respective Semiconductors & Semiconductor Equipment and Technology Hardware & Equipment industry group benchmarks.

Valuation Metrics

Valuation metrics for Astera Labs (ALAB) and Celestica (CLS)
Metric	ALAB	CLS
P/E Ratio (TTM)	75.38	19.50
P/S Ratio (TTM)	21.42	1.43
P/B Ratio (MRQ)	16.67	4.19
Free Cash Flow Yield (TTM)	0.39%	3.08%