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sellWeak cluster of 510b5-1 plan

Stephen A Skaggs sold $629k of COHR

director at COHERENT CORP.. 2,272 shares at an average of $276.88, traded Aug 31, 2026, filed Sep 2, 2026.

Warning score
35
Value
$629k
2,272 shares
Holdings after
14,592
-13% from before
From 52-week low
+216%
low $87.80, close $277.83
From 52-week high
-35%
high $426.89, as of Aug 31, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $629k at market
    +20
  • Share of holdings sold
    Sold 13% of holdings
    +5
  • Cluster
    5 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.

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 9, 2026 · close 312.62
Since filing Sep 2, 2026: +16.4%SPY +2.0% · excess +14.4%

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 0000899140-26-001047, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 31, 2026SOpen-market sale
Common Stock10b5-1
-2,272$276.88$629k14,59239 d ago

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 510b5-1
COHERENT CORP.
Enrico Digirolomo
director
$629k
2,272 shares
-12%
29Weak
COHRsell
COHERENT CORP.
Enrico Digirolomo
director
$945k
3,911 shares
-15%
40Moderate
COHRsell 510b5-1
COHERENT CORP.
Julie Sheridan Eng
Chief Technology Officer
$3.6M
13,077 shares
-24%
29Weak
COHRsell 410b5-1
COHERENT CORP.
Christopher Koeppen
Chief Innovation Officer
$553k
5,164 shares
-9%
29Weak
COHRsell 3
COHERENT CORP.
Howard H. Xia
director
$324k
2,970 shares
-6%
24Weak
COHRsell 310b5-1
COHERENT CORP.
Christopher Koeppen
Chief Innovation Officer
$277k
2,590 shares
-4%
32Weak
COHRbuy
COHERENT CORP.
James Robert Anderson
CEO & President
$51k
500 shares
+0%

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 $629k of COHR | InsiderTell