TOP TIERMARKET NEWSWIRE
Movers explained · 2026-08-13

Archived explainer. For the current picture see today's COHR page.

Why Is COHERENT CORP (COHR) Stock Down Today?

By the Top Tier Newswire AI Desk · August 13, 2026 at 3:48 PM ET · reviewed against 32 wire stories

COHERENT CORP (COHR) is down -8.37% in the latest session. Our newswire has captured 32 stories on COHR across 17 sources in the last 36 hours, with AI sentiment reading bullish (avg 59/100).

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COHR stock fell 8.37% to $325.87 on Tuesday, marking a sharp decline driven by a combination of a significant earnings gap and analyst activity. The stock opened at $340.42, a 4.3% drop from the prior close, and traded as high as $361.99 before falling to a session low of $325.27. The move followed a report of fiscal Q4 revenue of $2.05 billion, which beat estimates but came with a weaker-than-expected guidance range of $2.2 billion to $2.4 billion for the next quarter. Analysts across multiple firms raised price targets in the wake of the results, but the stock’s trajectory suggests investor uncertainty.

What Happened

Coherent reported Q4 revenue of $2.05 billion, exceeding the $1.98 billion estimate, and non-GAAP earnings per share of $1.74, beating the $1.58 forecast. Despite the beat, the company’s guidance for the next quarter fell short of expectations, with a projected range of $2.2 billion to $2.4 billion. Analysts at Needham, Raymond James, Rosenblatt, Northland, and B. Riley all raised their price targets, with Rosenblatt setting the highest at $500. However, the stock dropped sharply during the session, closing significantly lower. Jefferies also raised its price target to $420, while Morgan Stanley increased its target to $375. B. Riley Securities maintained a Neutral rating but raised its target to $345.

What The Data Shows

The stock opened with a -4.3% gap from the previous close and traded at a session high of $361.99 before declining to a low of $325.27. The volume of 9.0 million shares was 1.5 times the 3-month average. The stock’s 52-week range is $84.35 to $440.00, and it currently trades at a P/E of 145.4 with a market cap of $65.4 billion. The recent intraday volatility highlights the mixed investor reaction to the earnings beat and the revised guidance.

What To Watch

With no upcoming earnings date provided, the next key factor to monitor will be the breadth of analyst coverage and how the market reacts to the revised guidance. Analysts have raised price targets, but the stock’s performance suggests ongoing uncertainty about the company’s ability to meet its projected revenue goals.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

COHR by the numbers

Last: $325.87Session: -8.37%Coverage: 32 stories / 17 sourcesAI sentiment: 59/100 (bullish)Mkt cap: $65.4BP/E: 145.452w: $84.35 to $440.00
COHR · today's session (5-min) · -7.30% vs prior close · updated 4:10 PM ET
$324$341$357prev close $355.64$329.667:00 AM9:17 AM11:35 AM1:52 PM4:10 PM7:00 AM · $341.847:05 AM · $341.487:10 AM · $339.977:15 AM · $337.607:20 AM · $338.927:25 AM · $338.007:30 AM · $336.207:35 AM · $337.427:40 AM · $334.407:45 AM · $332.997:50 AM · $332.597:55 AM · $331.328:00 AM · $330.538:05 AM · $332.098:10 AM · $333.908:15 AM · $330.238:20 AM · $330.828:25 AM · $332.518:30 AM · $333.158:35 AM · $334.008:40 AM · $333.708:45 AM · $334.088:50 AM · $333.998:55 AM · $336.009:00 AM · $337.219:05 AM · $341.179:10 AM · $342.649:15 AM · $337.159:20 AM · $340.939:25 AM · $345.159:30 AM · $341.169:35 AM · $340.129:40 AM · $348.299:45 AM · $348.929:50 AM · $352.859:55 AM · $349.5410:00 AM · $349.2010:05 AM · $350.8210:10 AM · $351.3110:15 AM · $345.6010:20 AM · $348.8710:25 AM · $348.5710:30 AM · $347.8910:35 AM · $348.0710:40 AM · $347.3710:45 AM · $344.3010:50 AM · $345.5010:55 AM · $341.6211:00 AM · $344.2811:05 AM · $344.0011:10 AM · $342.6311:15 AM · $338.7411:20 AM · $340.1311:25 AM · $342.1711:30 AM · $342.4311:35 AM · $340.4911:40 AM · $339.8311:45 AM · $337.3511:50 AM · $335.9111:55 AM · $336.8712:00 PM · $338.6512:05 PM · $341.1812:10 PM · $340.8012:15 PM · $336.6512:20 PM · $337.6212:25 PM · $337.3212:30 PM · $338.2112:35 PM · $337.7012:40 PM · $338.6112:45 PM · $338.4412:50 PM · $337.5012:55 PM · $338.061:00 PM · $338.411:05 PM · $339.191:10 PM · $339.441:15 PM · $340.151:20 PM · $339.501:25 PM · $338.801:30 PM · $338.971:35 PM · $338.151:40 PM · $337.001:45 PM · $337.141:50 PM · $336.741:55 PM · $335.202:00 PM · $335.762:05 PM · $334.112:10 PM · $333.382:15 PM · $333.662:20 PM · $333.402:25 PM · $333.672:30 PM · $333.462:35 PM · $333.602:40 PM · $334.072:45 PM · $333.022:50 PM · $333.372:55 PM · $331.703:00 PM · $332.363:05 PM · $331.063:10 PM · $330.513:15 PM · $330.313:20 PM · $328.503:25 PM · $328.273:30 PM · $326.113:35 PM · $326.863:40 PM · $325.743:45 PM · $326.183:50 PM · $326.013:55 PM · $327.314:00 PM · $328.814:05 PM · $329.504:10 PM · $329.66
AI sentiment, last 36h · averaged over 32 stories · 59/100 bullish
AI sentiment 59/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 8 stories on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agopublishSeeking Alpha · sentiment 67 · Coherent ramps up supply faster than expected; analysts jack up targetsSeeking Alpha · 67Coherent ramps up supply faster than expected; analysts jack up targetsSeeking Alpha · sentiment 67 · Coherent: The AI-Optics Engine Is Firing -- Initiating At Buy, With Eyes Open On ValuationSeeking Alpha · 67Coherent: The AI-Optics Engine Is Firing -- Initiating At Buy, With Eyes Open On ValuationPR Newswire · sentiment 50 · Tradr to Launch Leveraged ETFs on AXTI, COHR, LWLG & METAPR Newswire · 50Tradr to Launch Leveraged ETFs on AXTI, COHR, LWLG & METAMarketChameleon · sentiment 63 · Coherent’s Advisory Board Role Highlights Data Center and AI Growth Ambitions at Ideal Power August 13, 2026MarketChameleon · 63Coherent’s Advisory Board Role Highlights Data Center and AI Growth Ambitions at Ideal Po…Stocktwits News · sentiment 73 · COHR Stock Gets A Wave Of Price Target Hikes After ‘Beat And Raise’ Q4 — Needham Sees Coherent As 'Major AI Infrastructure Beneficiary'Stocktwits News · 73COHR Stock Gets A Wave Of Price Target Hikes After ‘Beat And Raise’ Q4 — Needham Sees Coh…Investing.com Analyst Ratings · sentiment 67 · Stifel reiterates Coherent stock rating on strong earnings beatInvesting.com Analyst Ratings · 67Stifel reiterates Coherent stock rating on strong earnings beatInvesting.com Markets · sentiment 56 · Coherent earnings analysis: questions answered and next catalystsInvesting.com Markets · 56Coherent earnings analysis: questions answered and next catalystsYahoo Finance · sentiment 67 · Understand How Coherent and Lumentum Bypass an AI Bottleneck With OpticsYahoo Finance · 67Understand How Coherent and Lumentum Bypass an AI Bottleneck With Optics
7h agoYahoo FinanceBULLISH 67Product/PR

Understand How Coherent and Lumentum Bypass an AI Bottleneck With Optics

7h agoInvesting.com MarketsBULLISH 56Earnings

Coherent earnings analysis: questions answered and next catalysts

Coherent earnings analysis: questions answered and next catalysts

8h agoInvesting.com Analyst RatingsBULLISH 67Analyst

Stifel reiterates Coherent stock rating on strong earnings beat

Stifel reiterates Coherent stock rating on strong earnings beat

9h agoStocktwits NewsBULLISH 73Analyst

COHR Stock Gets A Wave Of Price Target Hikes After ‘Beat And Raise’ Q4 — Needham Sees Coherent As 'Major AI Infrastructure Beneficiary'

Analysts at Needham, Raymond James, Rosenblatt, Northland and B. Riley all raised their price targets on Coherent, with Rosenblatt setting the highest target at $500.

10h agoMarketChameleonBULLISH 63Product/PR

Coherent’s Advisory Board Role Highlights Data Center and AI Growth Ambitions at Ideal Power August 13, 2026

Coherent Corp. (COHR) gains strategic exposure to fast-growing data center and AI power markets as its CMO joins Ideal Power’s advisory board. Here’s how Ideal Power’s financials and technology roadmap position both companies for a rapidly evolving electrification future.

10h agoPR NewswireNEUTRAL 50General

Tradr to Launch Leveraged ETFs on AXTI, COHR, LWLG & META

All four ETFs represent first-to-market strategies on actively traded technology stocks NEW YORK, Aug. 13, 2026 /PRNewswire/ -- Tradr ETFs, a provider of ETFs designed for sophisticated investors and professional traders, expects to launch four single-stock leveraged ETFs on Tuesday,...

10h agoSeeking AlphaBULLISH 67Analyst

Coherent: The AI-Optics Engine Is Firing -- Initiating At Buy, With Eyes Open On Valuation

Coherent (COHR) AI datacenter supplier with booming optical connectivity growth, NVIDIA partnership, and margin upside.

10h agoSeeking AlphaBULLISH 67Earnings

Coherent ramps up supply faster than expected; analysts jack up targets

Coherent (COHR) drops premarket after Q4 results but guides for $3B+ revenue by FY27 on data center demand; analysts raise targets—read now.

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More on COHR: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier COHR move explainers: 2026-08-13 · 2026-08-12 · 2026-08-11 · 2026-08-10 · 2026-08-07 · 2026-08-04 · 2026-08-03 · 2026-07-28 · 2026-07-24 · 2026-07-14 · 2026-07-13