$PLAB

Lee Kang Jyh sold $308K of PLAB

Lee Kang Jyh sold 10,000 shares of PHOTRONICS INC (PLAB) at $30.75 ($0.31M total) on 2026-09-29.

Original reporting
SEC EDGAR · Lee Kang Jyh
Published Oct 2, 2026, 12:52 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Oct 2, 2026, 1:00 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
$PLAB
Bearish
medium confidence
Mentioned
$PLAB
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$PLABBearishLow
01

Why it matters

A director's sale of over $300k may prompt short-term price softness, but the amount is modest relative to market cap.

02

Market read

Primary insider sale filing; limited impact confined to PLAB shareholders.

03

What to watch

No accompanying news on earnings or guidance; the sale may simply reflect personal liquidity needs.

Relevance 4/10Novelty 4/10Timing: today

Background

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

Company-level read

Ticker impact

$PLABBearishMedium confidence
Context

Director Lee Kang Jyh sold 10,000 shares for $307,500 on Sep 29, reducing his stake to 337,350 shares.

Expected impact

likely slight downward pressure as the market prices the insider sale

Evidence & confidence

A director sold a sizable block at $30.75 per share; such sales often trigger short-term selling pressure.

Market effects

Minimal; the sale does not affect the broader semiconductor equipment sector.

None; the filing is U.S.-focused and limited to Photronics.

Low; only relevant to investors tracking PLAB.

Counterpoint

The sale could be routine portfolio rebalancing and not a negative signal.

Key entities

  • Photronics Inc

    US-listed semiconductor equipment manufacturer (ticker PLAB).

  • Lee Kang Jyh

    Director of Photronics who sold 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

$PLABHighAI 8/10

Photronics (PLAB) Crushed Earnings Estimates, Then The Stock Gave It Back

Photronics (PLAB) reported fiscal Q3 revenue of $216.0M, beating estimates, with adjusted earnings of $0.50 per share. Despite an initial 27.1% stock surge, shares settled up only 4%. High-end IC business revenue rose 5% YoY, reaching a record 44% of total IC revenue. Guidance for Q4 revenue is $207M-$227M, with adjusted earnings per share ranging from $0.48 to $0.56. Short interest is at 10.61% of the float, indicating significant bearish sentiment.

Med

Photronics, Inc. Q3 2026 Earnings Call Summary

Photronics, Inc. reported Q3 2026 revenue growth driven by semiconductor design releases and high-end IC sales, which reached 44% of total IC sales. Mainstream IC revenue declined to $86 million. FPD revenue remained high due to OLED demand. The company expects Q4 revenue between $207M and $227M, with high-end FPD demand persisting. The Allen facility is on track for initial revenue, and CapEx guidance was revised downward to $255M-$305M. Management is monitoring EUV market entry timing.

$PLABHighAI 8/10

Photronics Is Quietly Becoming a Key Winner From the AI Boom

Photronics (PLAB) reported Q3 earnings beating expectations, with revenue growth and raised Q4 guidance. The company, which makes photomasks essential for semiconductor production, serves major clients like NVIDIA, AMD, and Taiwan Semiconductor. Analysts rate it a Buy with 45% upside potential, and institutions hold 88% of shares. Demand for semiconductors, driven by AI, is expected to benefit Photronics.

$PLABMedAI 8/10

Photronics Q3 Earnings Call Highlights

Photronics (PLAB) reported Q3 revenue of $147M, with mainstream IC revenue at $86M and display revenue at $61M. The company expects growth in fiscal 2027 from its Allen, Texas, expansion. Gross margin was 33%, and operating margin was 21%. Q4 revenue is forecasted between $207M and $227M. The company reduced its fiscal 2026 capital-expenditure guidance to $255M-$305M.

$PLABMed

Photronics at Midwest IDEAS conference: bets on advanced nodes

Photronics (PLAB) reported stronger demand in high-end semiconductor and display applications, with gross margin improving to 33%. The company is expanding capacity in the U.S. and Korea, expecting revenue growth from advanced chip designs. Revenue is expected to be flat to slightly higher next quarter, with capital spending remaining elevated through fiscal 2027. Photronics holds about 10% of the photomask market and 28% of the display photomask market, with a market cap of $1.75 billion and a