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sellNotable cluster of 7

Hsueh-Chun Wang sold $872k of PLAB

SVP/COO IC & US/EU Mnstrm Ops at PHOTRONICS INC. 19,250 shares at an average of $45.30, traded Apr 14, 2026, filed Apr 16, 2026.

Warning score
63
Value
$872k
19,250 shares
Holdings after
113,560
-14% from before
From 52-week low
+174%
low $16.71, close $45.71
From 52-week high
0%
high $45.71, as of Apr 14, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $872k at market
    +23
  • Share of holdings sold
    Sold 14% of holdings
    +5
  • 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.

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 16, 2026: -36.2%SPY +11.4% · excess -47.7%

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 0001140361-26-015217, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Apr 14, 2026SOpen-market sale
COMMON STOCK
-19,250$45.30$872k113,560Apr 16, 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%
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%
75Notable
PLABsell 7
PHOTRONICS INC
Constantine S Macricostas
director
$2.3M
50,000 shares
-100%

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.

Hsueh-Chun Wang sold $872k of PLAB | InsiderTell