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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

PLAB

PHOTRONICS INC

Superinvestors

Institutional investors holding PLAB

Consensus →
InvestorFundWeightSharesValueQuarter
Third Avenue ManagementThird Avenue Management0.25%10,119$300.0M2002Q1
Meridian / ArrowMarkMeridian Contrarian Fund0.08%466,000$6.8M2022Q3
Donald Smith & CoDonald Smith & Co0.08%127,514$2.1M2023Q1
Kenneth FisherFisher Asset Management0.00%36,987$871K2024Q4

Congressional Activity

Congressional data coming soon

Insider Activity

37

Total trades

$14.5M

Volume

6

Buys

24

Sells

Last trade: Apr 17, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
Apr 17, 2026Rui ZhangSell$1.1M
Apr 17, 2026Rui ZhangSell$213K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.

Apr 16, 2026
Kang Jyh Lee
Sell
$461K
Apr 14, 2026MACRICOSTAS CONSTANTINE SSell$2.3M
Apr 13, 2026Adam M LewisBuy–
Apr 13, 2026Michelle AlmeidaBuy–
Apr 13, 2026David A. GarciaBuy–
Apr 13, 2026Kang Jyh LeeSell$225K
Apr 13, 2026Kang Jyh LeeOption$43K
Apr 13, 2026Daniel Jl LiaoBuy–
Apr 13, 2026MACRICOSTAS CONSTANTINE SBuy–
Apr 13, 2026Rui ZhangSell$45K
Apr 13, 2026Rui ZhangOption$10K
Apr 13, 2026Rui ZhangBuy–
Apr 9, 2026Kang Jyh LeeSell$220K
Apr 9, 2026Kang Jyh LeeOption$43K
Apr 9, 2026Rui ZhangSell$39K
Apr 9, 2026Rui ZhangSell$1.8M
Apr 9, 2026Rui ZhangSell$525K
Apr 8, 2026Kang Jyh LeeSell$216K
Apr 8, 2026Kang Jyh LeeOption$43K
Apr 8, 2026George MacricostasSell$281K
Apr 8, 2026George MacricostasSell$238K
Apr 8, 2026George MacricostasSell$4.7M
Apr 8, 2026Rui ZhangSell$427K
Apr 8, 2026Rui ZhangSell$76K
Apr 6, 2026Kang Jyh LeeSell$203K
Apr 6, 2026Kang Jyh LeeOption$43K