$COHR

Digirolomo Enrico sold $629K of COHR

Digirolomo Enrico sold 2,272 shares of COHERENT CORP. (COHR) at $276.85 ($0.63M total) on 2026-08-31 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Digirolomo Enrico
Published Sep 2, 2026, 4:00 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 3, 2026, 7:30 AM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$COHR
Bearish
medium confidence
Mentioned
$COHR
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$COHRBearishLow
01

Why it matters

Insider sales often lead to short-term price adjustments, especially when a director is involved.

02

Market read

The filing provides new, material information for traders monitoring COHR, but the scale limits broader market impact.

03

What to watch

Potential upcoming corporate actions or financing needs not disclosed.

Relevance 4/10Novelty 7/10Timing: filed today

Background

SEC Form 4 filing discloses insider transactions; this is the first public report of the sale.

Company-level read

Ticker impact

$COHRBearishMedium confidence
Context

Director Digirolomo Enrico sold 2,272 shares for $629K via a 10b5‑1 plan, reducing his stake to 17,238 shares.

Expected impact

Possible modest downside pressure over the next few days.

Evidence & confidence

Director sales are material but the amount ($629K) is modest relative to market cap; impact likely limited.

Market effects

Minimal impact on the broader industrial sector.

Limited to investors tracking Coherent Corp. insider activity.

Low

Counterpoint

The sale could be routine portfolio management rather than a negative signal.

Key entities

  • Coherent Corp.

    Publicly traded industrial laser manufacturer (ticker COHR).

  • Digirolomo Enrico

    Director of Coherent Corp., reporting a sale of shares.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$COHRHigh

Coherent Shares Jumping 7.3% on Optics Stocks Rally on Sold-Out Optical Capacity Through Early 2029: Applied Optoelectronics and Lumentum Surge 7%, Coherent Climbs 5%

Coherent Corp. shares rose 7.3% to $324.59 on October 9, 2026, as optical component manufacturers reported sold-out capacity through early 2029, driving demand and pricing power. Trading volume reached 672,360 shares, with market cap expanding to $63.6 billion. Peers Applied Optoelectronics and Lumentum also surged 7%.

$LITEMed

Optics Stocks Rally on Sold-Out Optical Capacity Through Early 2029: Applied Optoelectronics and Lumentum Surge 7%, Coherent Climbs 5%

Optical component makers Lumentum (LITE), Applied Optoelectronics (AAOI), and Coherent (COHR) surged 5-7% after Lumentum reported sold-out capacity through early 2029, driven by AI data center demand. The Roundhill Photonics & Optics ETF (LYTE) rose 3%, outperforming the broader market. The rally reverses recent pullbacks in the sector.

$COHRHigh

Why is Coherent stock rallying today?

Coherent stock rose 3.5% in pre-market trading after Lumentum's CEO disclosed strong AI data center demand, indicating tight supply for optical components. Coherent's PhotonLink platform and a TrendForce report on VCSEL market growth also supported the rally. The S&P 500 and Nasdaq gained 0.4% and 0.8%, respectively. Coherent's stock reached $328.87 intraday, with a 52-week low of $108.19.

$LITEMed

Lumentum Stock Leads Coherent as 200G Lasers Sell Out in 2026

Deutsche Bank reported Lumentum's advanced 200G lasers are sold out, commanding double the prior generation's price. Lumentum, Coherent, Ciena, and Corning stocks rose. Lumentum closed at $1,045.78, up 7.67%. Coherent, Ciena, and Corning also gained. Lumentum's lasers are a key component in data-center optics, driving demand and prices.