Is ALAB or COHR cheaper?

On trailing earnings, COHR is cheaper: ALAB trades at a 264.69 P/E and COHR at 182.09.

Is ALAB or COHR more profitable?

ALAB runs the higher net margin — ALAB at 26.72% versus COHR at 7.10%.

Astera Labs, Inc. Common Stock (ALAB) vs Coherent, Inc. (COHR)

ALAB and COHR are evenly matched — 5 metrics each of 10.

A side-by-side comparison of Astera Labs, Inc. Common Stock and Coherent, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 27, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

ALAB

Astera Labs, Inc. Common Stock

Total return — ALAB vs COHR

growth of $100 · last 2y

ALAB +531.5%COHR +534.2%COHR compounded faster

ALAB COHR

ALAB vs COHR: by the numbers

•ALAB is the larger company ($67.15B vs $60.35B market cap).
•COHR trades at the lower earnings multiple (182.09 vs 264.69 P/E).
•ALAB converts more revenue to profit (26.72% vs 7.10% net margin).

Which is better, ALAB or COHR?

Metric tally: ALAB 5 · COHR 5

It depends on what you're optimizing for:

ValueCOHR(lower P/E)

QualityALAB(higher ROIC)

Metrics side by side

Valuation

Metric	ALAB	COHR
P/E ratio	264.69	182.09●
Forward P/E	89.04	69.78●
P/S ratio	70.86	8.96●
P/B ratio	47.50	5.54●
PEG ratio	—	2.39
EV / EBITDA	303.40	55.13●
FCF yield	0.48%	—

Profitability

Metric	ALAB	COHR
Gross margin	75.99%●	36.99%
Operating margin	22.36%●	10.28%
Net margin	26.72%●	7.10%
ROE	17.91%●	4.39%
ROIC	12.40%●	1.31%

Growth (annualized)

Metric	ALAB	COHR
Revenue CAGR (5Y)	—	16.75%
EPS CAGR (5Y)	—	0.65%
FCF CAGR (5Y)	—	-24.88%
Total return CAGR (5Y)	—	39.88%

Frequently asked

Which is better, ALAB or COHR?: It depends on your goal. value: COHR (lower P/E); quality: ALAB (higher ROIC). Across all compared metrics, they are evenly matched.
Is ALAB or COHR cheaper?: On trailing earnings, COHR is cheaper: ALAB trades at a 264.69 P/E and COHR at 182.09.
Is ALAB or COHR more profitable?: ALAB runs the higher net margin — ALAB at 26.72% versus COHR at 7.10%.

Go deeper

Full ALAB analysis Full COHR analysis Interactive comparison tool

Dig into the metrics

Astera Labs, Inc. Common Stock P/E ratio Coherent P/E ratio Astera Labs, Inc. Common Stock dividend yield Coherent dividend yield Astera Labs, Inc. Common Stock ROE Coherent ROE Astera Labs, Inc. Common Stock operating margin Coherent operating margin Astera Labs, Inc. Common Stock revenue growth Coherent revenue growth Astera Labs, Inc. Common Stock free cash flow Coherent free cash flow

Astera Labs, Inc. Common Stock & Coherent appear in these rankings

Fastest Revenue Growth Stocks Best 10-Year Total Return Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 27, 2026.