What is COHR's market cap?

$38.42B, based on the Nov 4 close of $195.09.

What is COHR's P/E ratio?

49.9× trailing-twelve-month earnings of $769.90M.

Does Coherent pay a dividend?

No regular cash dividend has been paid in the last year.

How much of COHR is sold short?

9.0M shares, 4.8% of float, as of Oct 15, 2026.

What sector is COHR in?

Healthcare, in the Optical Instruments industry.

NYSE · COHRHealthcareOptical Instruments

Coherent Corp. (COHR)

$195.09−5.98%

Close Nov 4, 2026 · split-adjusted

Nov 4, 2026$195.09▲ 51.59% in range

Nov 4, 2025Low $128.70 · High $426.89Nov 4, 2026

What changed · written from our data

As of Nov 4, 2026

Coherent closed at $195.09 on Nov 4, down 5.98%, 54.3% below its 52-week closing high. Volume of 11.7M shares was 1.52× its 20-day average (above normal).

Split-adjusted performance: -42.3% over one month, -43.4% over six months, +47.8% over one year.

In the quarter ended Jun 30, 2026, revenue was $2.05B, up 33.7% from a year earlier, with a net margin of 11.8%.

Short interest was 9.0M shares at the Oct 15 settlement, down 18.1% from the prior report (4.8% of float, 1.2 days to cover).

Market cap$38.42B196.9M shares

Revenue · quarter$2.05B+33.7% YoY

Diluted EPS$1.19—

P/E · TTM49.9×P/S 5.4×

Net margin11.8%Gross 38.5%

Dividend yieldNone

52-week range128.70 – 426.89−54.3% from high

Volume11.7M1.52× 20-day avg

Volatility · 60d89.6%Annualised

Short % of float4.8%1.2 days to cover

Net cash-$1.24BCash $1.99B

Next earnings—Not scheduled

Split-adjusted performance

1W −18.6%1M −42.3%3M −41.6%6M −43.4%YTD +5.7%1Y +47.8%3Y +568.3%5Y −21.4%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Optical Instruments

Percentile among 5 companies (100 = best)

6-month momentum—

Revenue growth—

Net margin—

Value (low P/E)—

Size—

Industry medians: 6-month return −40.2%, revenue growth +26.1%, net margin 11.8%, P/E 37.1×.

Short interest

Details →

Shares short9.0M−18.1% vs prior

Days to cover1.2Settled Oct 15

% of float4.8%

Short vol. 10d45.2%of daily volume

Closest peers by size in Optical Instruments

Company	Price	Today	6M	Rev. growth	Net margin	P/E	Mkt cap
COHRCoherent	$195.09	−5.98%	−43.4%	+33.7%	11.8%	49.9	$38.42B
KLACKLA	$149.79	−4.10%	−17.5%	+28.9%	37.4%	37.1	$195.17B	Compare
OPTXSyntec Optics Holdings	$4.56	−9.52%	−40.2%	+26.1%	3.1%	—	$183.7M	Compare
OPXSOptex Systems Holdings	$8.91	−2.62%	−18.0%	−12.4%	13.2%	15.9	$62.0M	Compare
MSAIMultiSensor AI Holdings	$3.17	−0.31%	−48.8%	+19.5%	−145.1%	—	$7.0M	Compare

News about Coherent

All news →

Should COHR Stock Be in Your Portfolio Before Q1 Earnings?Zacks Investment Research · 1d ago▲ Positive AAOI's CATV Business Gains Momentum: Can It Beat LITE and COHR?Zacks Investment Research · Oct 28, 2026▲ Positive Coherent vs. Arm Holdings: Which Tech Stock Offers More Upside Now?Zacks Investment Research · Oct 27, 2026▲ Positive CRDO vs. COHR: Which AI Connectivity Stock Is the Better Buy?Zacks Investment Research · Oct 15, 2026▲ Positive Can Coherent's AI Data Center Expansion Fuel Long-Term Growth?Zacks Investment Research · Oct 14, 2026▲ Positive

Quick answers

What does Coherent do?: Coherent is a US-based photonics and materials technology company specializing in communications components. The firm produces an extensive portfolio of photonic technologies, including transceivers, semiconductor lasers, and optical components for data center and telecommunications applications.
What is COHR's market cap?: $38.42B, based on the Nov 4 close of $195.09.
What is COHR's P/E ratio?: 49.9× trailing-twelve-month earnings of $769.90M.
Does Coherent pay a dividend?: No regular cash dividend has been paid in the last year.
How much of COHR is sold short?: 9.0M shares, 4.8% of float, as of Oct 15, 2026.
What sector is COHR in?: Healthcare, in the Optical Instruments industry.

About Coherent

Coherent is a US-based photonics and materials technology company specializing in communications components. The firm produces an extensive portfolio of photonic technologies, including transceivers, semiconductor lasers, and optical components for data center and telecommunications applications. Coherent plays a significant role in AI infrastructure by supplying high-speed optical connectivity that enables less power-hungry, lower-temperature data transmission within and between hyperscale data centers. The firm owns integrated manufacturing capabilities in several photonic substrates, including indium phosphide. Beyond optical data networking, Coherent serves industrial markets with lasers, materials for semiconductor and automotive production, and other precision applications.

HQ: Saxonburg, PA51,000 employeesListed Oct 2, 1987coherent.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology