Coherent Corp. (COHR) Stock Price & How to Invest

Coherent Corp, formerly II-VI and now trading as COHR on the NYSE, makes lasers, optical components, and high-speed transceivers used in AI data centers, telecom networks, industrial manufacturing, and semiconductors. Its largest and fastest-growing segment is Datacenter & Communications, which supplies the 800G and emerging 1.6T optical transceivers that connect GPUs and switches inside AI clusters, alongside a smaller Industrial segment covering lasers and materials.

The investment picture centers on AI infrastructure. Revenue has accelerated sharply as hyperscalers buy optics to scale AI networks, and management has aggressively cut debt while receiving a large equity investment from NVIDIA. The trade-off is valuation and cyclicality: the stock carries a high earnings multiple, its growth is concentrated in a handful of large customers, and photonics has historically been a boom-and-bust industry.

COHR trades at a high earnings multiple, so any slowdown in AI capital spending or a demand air pocket could hit the stock hard. Revenue is concentrated among a small number of hyperscaler and networking customers, which creates order-timing and pricing risk. The optical components industry is cyclical and competitive, with pricing pressure from Chinese module makers and component rivals. The Industrial segment has been soft, and the company remains sensitive to macro conditions and semiconductor capital cycles. Execution on the 1.6T ramp and capacity expansion is not guaranteed.

22 analysts publish price targets on COHR, averaging $391.45 against a $262.89 price as of August 2026, or +48.9%. The published targets run from $230.00 to $465.00, a moderate spread, and the ratings split 17 buy, 5 hold, 0 sell. Over the last six months there have been 8 raises and 0 cuts among the published actions. A price target is what an analyst published on a date, not a prediction, and sell-side ratings skew positive across the whole market.

Read the full COHR forecast and price target for the target table, the recent rating actions by firm, and how the consensus has shifted.

We give no verdict on Coherent Corp.. Both cases are real, which is why the question is contested at all, so here is the strongest version of each.

The case for buying. AI datacom transceiver demand. Coherent's Datacenter & Communications segment reached roughly $1.36 billion in the March 2026 quarter, about 75% of total revenue, driven by 800G optics for AI clusters. The most optimistic published target, $465.00, assumes this works close to its best case.

The case against. COHR trades at a high earnings multiple, so any slowdown in AI capital spending or a demand air pocket could hit the stock hard. The most pessimistic target, $230.00, is roughly what COHR is worth if this bites instead.

Read the full bull and bear case on COHR, including what would have to change to break either one. Walnut is not an investment adviser.

A simple financial snapshot. These are approximations and refresh quarterly; for current figures see Coherent Corp.'s investor relations page or your broker.

• Revenue (TTM): ~$6.3B
• Q3 FY2026 revenue: ~$1.81B (up ~21% YoY)
• Q3 FY2026 non-GAAP EPS: ~$1.41
• Q4 FY2026 revenue guidance: ~$1.91B to $2.05B
• Market cap: ~$70B
• Forward P/E: ~49x

Coherent's revenue has accelerated on AI datacenter optics demand, with the Datacenter & Communications segment making up about three quarters of sales. The stock carries a high trailing multiple that reflects rapid earnings growth expectations, so the valuation depends heavily on that growth continuing. Figures are approximate and shift with each quarterly report and market moves.

If you want COHR exposure as part of a larger bundle rather than directly, these ETFs hold it meaningfully. Weights are approximate and refresh quarterly.

Other names that sit close to COHR: same theme, named as a direct competitor, or held beside it in the same funds. Each entry says which. Worth a look if you are thinking about diversification within a thesis rather than concentration on one ticker.

There are three common ways to get COHR exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it (QTUM, SCHM, FNDA), which spreads the position across many companies. Or build it into a focused thematic portfolio, so COHR sits alongside other stocks that express the same thesis.

Walnut takes the portfolio route. Describe a thesis where COHR fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.

New to this? Start with how to invest in stocks, see how to analyze a stock with AI, or compare the best AI stock analyzers.

COHR is a photonics leader riding AI datacom demand, with strong growth and a rich valuation that leaves little room for disappointment.

Whether COHR is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is COHR a buy or a sell?, and where the stock could go from here in the COHR stock forecast.

For income investors, whether COHR pays a dividend and how the payout looks is covered in does COHR pay a dividend? And to weigh COHR against a peer, read the full side-by-side comparisons: COHR vs LITE and COHR vs FN.