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sellWeak cluster of 210b5-1 plan

Kristina A. Cerniglia sold $863k of LFUS

director at LITTELFUSE INC /DE. 2,343 shares at an average of $368.38, traded Feb 24, 2026, filed Feb 25, 2026.

Warning score
21
Value
$863k
2,343 shares
Holdings after
4,255
-36% from before
From 52-week low
+149%
low $147.45, close $367.26
From 52-week high
-0%
high $368.99, as of Feb 24, 2026

Score components

  • Role
    Director
    +15
  • Trade size
    $863k at market
    +23
  • Share of holdings sold
    Sold 36% of holdings
    +10
  • Cluster
    2 insiders selling within 14 days
    +8
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -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.

LFUSOct 9, 2026 · close 426.50
Since filing Feb 25, 2026: +13.6%SPY +13.2% · excess +0.4%

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 0001614437-26-000002, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Feb 24, 2026MOption exercise
Common Stock10b5-1
+911$199.24$182k5,166Feb 25, 2026
Feb 24, 2026MOption exercise
Common Stock10b5-1
+1,432$132.08$189k6,598Feb 25, 2026
Feb 24, 2026SOpen-market sale
Common Stock10b5-1
-2,343$368.38$863k4,255Feb 25, 2026
Feb 24, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-911$0.00$00Feb 25, 2026
Feb 24, 2026MOption exercise
Stock Option (right to buy)derivative10b5-1
-1,432$0.00$00Feb 25, 2026

Related signals

Other insiders at LITTELFUSE INC /DE and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
40Moderate
LFUSsell 4
LITTELFUSE INC /DE
Anthony Grillo
director
$1.7M
5,000 shares
-7%
60Notable
LFUSsell 3
LITTELFUSE INC /DE
Jeffrey G Gorski
SVP & Chief Accounting Officer
$2.0M
6,000 shares
-60%
40Moderate
LFUSsell 3
LITTELFUSE INC /DE
Maggie Chu
SVP, CHRO
$673k
2,061 shares
-23%
39Weak
LFUSsell 3
LITTELFUSE INC /DE
Peter Sung-Jip Kim
SVP & GM Industrial Business
$553k
2,049 shares
-17%
49Moderate
LFUSsell 3
LITTELFUSE INC /DE
Ryan K Stafford
Executive VP, CLO & Corp Sec
$580k
2,162 shares
-7%
60Notable
LFUSsell 3
LITTELFUSE INC /DE
Deepak Nayar
SVP & GM Electronics Business
$1.9M
7,490 shares
-83%
29Weak
LFUSsell
LITTELFUSE INC /DE
Deepak Nayar
SVP & GM Electronics Business
$596k
2,333 shares
-28%
60Notable
LFUSsell 4
LITTELFUSE INC /DE
Alexander Conrad
SVP &GM Passenger Vehicle
$3.5M
13,210 shares
-79%
45Moderate
LFUSsell 4
LITTELFUSE INC /DE
Ryan K Stafford
Executive VP, CLO & Corp Sec
$2.7M
10,206 shares
-25%
39Weak
LFUSsell 4
LITTELFUSE INC /DE
Jeffrey G Gorski
SVP & Chief Accounting Officer
$92k
350 shares
-5%

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.

Kristina A. Cerniglia sold $863k of LFUS | InsiderTell