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sellWeak cluster of 410b5-1 plan

Stephen A Skaggs sold $857k of COHR

director at COHERENT CORP.. 3,523 shares at an average of $243.13, traded Mar 9, 2026, filed Mar 11, 2026.

Warning score
38
Value
$857k
3,523 shares
Holdings after
16,864
-17% from before
From 52-week low
+399%
low $50.58, close $252.32
From 52-week high
-16%
high $298.91, as of Mar 9, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $857k at market
    +23
  • Share of holdings sold
    Sold 17% of holdings
    +5
  • Cluster
    4 insiders selling within 14 days
    +15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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 +22.3%, 3m +41.1%, 6m +20.7%.

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.

COHROct 13, 2026 · close 289.98
Since filing Mar 11, 2026: +15.3%SPY +15.9% · excess -0.6%

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 0000899140-26-000316, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 9, 2026SOpen-market sale
Common Stock10b5-1
-3,523$243.13$857k16,864Mar 11, 2026

Related signals

Other insiders at COHERENT CORP. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
65Notable
COHRsell 5
COHERENT CORP.
Enrico Digirolomo
director
$1.6M
5,315 shares
-31%
41Moderate
COHRsell 5
COHERENT CORP.
Robert P Beard
Chief Strategy & Legal Officer
$155k
500 shares
-1%
54Moderate
COHRsell 5
COHERENT CORP.
Lisa Neal-Graves
director
$591k
2,200 shares
-14%
35Weak
COHRsell 610b5-1
COHERENT CORP.
Stephen A Skaggs
director
$629k
2,272 shares
-13%
35Weak
COHRsell 610b5-1
COHERENT CORP.
Enrico Digirolomo
director
$629k
2,272 shares
-12%
44Moderate
COHRsell 4
COHERENT CORP.
Enrico Digirolomo
director
$945k
3,911 shares
-15%
40Moderate
COHRsell 610b5-1
COHERENT CORP.
Julie Sheridan Eng
Chief Technology Officer
$3.6M
13,077 shares
-24%
42Moderate
COHRsell 410b5-1
COHERENT CORP.
Sherri R Luther
Chief Financial Officer
$972k
3,000 shares
-4%
16Weak
COHRsell10b5-1
COHERENT CORP.
Sherri R Luther
Chief Financial Officer
$307k
1,000 shares
-1%
31Weak
COHRsell 210b5-1
COHERENT CORP.
Sherri R Luther
Chief Financial Officer
$746k
2,000 shares
-3%

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.

Stephen A Skaggs sold $857k of COHR | InsiderTell