Stocks / CIEN vs COHR

CIEN vs COHR: Which Stock Is the Better Buy?

Ciena Corporation and Coherent Corp. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Technology.

COHR is the larger company ($65.2B vs $59.8B). On the fundamentals, COHR grows revenue faster (19.5% vs 6.2%); CIEN earns a higher net margin (2.6% vs -1.4%); CIEN has the stronger return on equity (4.5% vs -1.4%). On the filings, CIEN carries fewer potential red flags (0 vs 2). Full numbers below — the stronger figure on each row is in green.

AI verdict — CIEN vs COHR, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

	Ciena Corporation (CIEN)	Coherent Corp. (COHR)
Market cap	$59.8B	$65.2B
Revenue (latest FY)	$4.77B	$5.81B
Net income (latest FY)	$123.34M	$-80.60M
Revenue growth (5y CAGR)	6.2%	19.5%
Net margin	2.6%	-1.4%
Return on equity	4.5%	-1.4%
P/E ratio	140.8	158.7
Dividend yield	—	—
Profitable years (of last 10)	9	6
Positive free cash flow	Yes	Yes

Compare with another company:

See the full CIEN vs COHR breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open CIEN's full financials → Open COHR's full financials →

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Frequently asked questions

Which is bigger, CIEN or COHR?

Coherent Corp. is larger by market capitalization — $65.2B versus $59.8B.

Which grows faster, CIEN or COHR?

Over the last five fiscal years, Coherent Corp. grew revenue faster — 19.5%/yr versus 6.2%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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