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sellWeak cluster of 7

Rui Zhang sold $76k of PLAB

VP, CAO & Corporate Controller at PHOTRONICS INC. 1,752 shares at an average of $43.50, traded Apr 8, 2026, filed Apr 10, 2026.

Warning score
38
Value
$76k
1,752 shares
Holdings after
31,635
-5% from before
From 52-week low
+159%
low $16.71, close $43.29
From 52-week high
-1%
high $43.57, as of Apr 8, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $76k at market
    +8
  • Share of holdings sold
    Sold 5.2% of holdings
    0
  • Cluster
    7 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m +19.5%, 3m -33.4%, 6m -34.0%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

PLABOct 12, 2026 · close 29.24
Since filing Apr 10, 2026: -34.9%SPY +15.1% · excess -50.0%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001140361-26-014294, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 8, 2026SOpen-market sale
COMMON STOCK
-1,752$43.50$76k31,635Apr 10, 2026

Related signals

Other insiders at PHOTRONICS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
37Weak
PLABsell 2
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$308k
10,000 shares
-3%
42Moderate
PLABsell 2
PHOTRONICS INC
Han Kyung Park
SVP & GM of FPD Ops
$289k
9,500 shares
-13%
35Weak
PLABsell 2
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$221k
7,500 shares
-2%
37Weak
PLABsell 2
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$297k
10,000 shares
-3%
47Moderate
PLABsell 6
PHOTRONICS INC
Rui Zhang
VP, CAO & Corporate Controller
$213k
4,556 shares
-14%
54Moderate
PLABsell 6
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$919k
20,000 shares
-5%
47Moderate
PLABsell 7
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$451k
10,000 shares
-3%
63Notable
PLABsell 7
PHOTRONICS INC
Hsueh-Chun Wang
SVP/COO IC & US/EU Mnstrm Ops
$872k
19,250 shares
-14%
27Weak
PLABsell 7
PHOTRONICS INC
Kang Jyh Lee
CHIEF EXECUTIVE OFFICER
$225k
5,000 shares
-1%
28Weak
PLABsell 7
PHOTRONICS INC
Eric Rivera
President, CFO
$45k
1,000 shares
-1%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Rui Zhang sold $76k of PLAB | InsiderTell