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sellWeak cluster of 2

Erin Hagen sold $157k of ALGM

SVP, CHRO at ALLEGRO MICROSYSTEMS, INC.. 5,043 shares at an average of $31.18, traded Aug 4, 2025, filed Aug 5, 2025.

Warning score
39
Value
$157k
5,043 shares
Holdings after
34,688
-13% from before
From 52-week low
+90%
low $16.53, close $31.47
From 52-week high
-16%
high $37.51, as of Aug 4, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $157k at market
    +11
  • Share of holdings sold
    Sold 13% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8

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.

ALGMOct 9, 2026 · close 35.57
Since filing Aug 5, 2025: +13.9%SPY +25.7% · excess -11.8%

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 0000950170-25-103065, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 4, 2025SOpen-market sale
Common Stock
-5,043$31.18$157k34,688Aug 5, 2025

Related signals

Other insiders at ALLEGRO MICROSYSTEMS, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
32Weak
ALGMsell 2
ALLEGRO MICROSYSTEMS, INC.
Erin Hagen
SVP, CHRO
$91k
2,598 shares
-8%
23Weak
ALGMsell 210b5-1
ALLEGRO MICROSYSTEMS, INC.
Sharon Briansky
SVP, GC and Secretary
$340k
9,727 shares
-10%
19Weak
ALGMsell 210b5-1
ALLEGRO MICROSYSTEMS, INC.
Sharon Briansky
SVP, GC and Secretary
$385k
9,258 shares
-8%
23Weak
ALGMsell10b5-1
ALLEGRO MICROSYSTEMS, INC.
Sharon Briansky
SVP, GC and Secretary
$836k
27,873 shares
-19%
46Moderate
ALGMsell 2
ALLEGRO MICROSYSTEMS, INC.
Roald Graham Webster
VP, Chief Accounting Officer
$271k
8,266 shares
-32%
52Moderate
ALGMsell 3
ALLEGRO MICROSYSTEMS, INC.
Richard R. Lury
director
$223k
7,000 shares
-27%
30Weak
ALGMsell
ALLEGRO MICROSYSTEMS, INC.
Richard R. Lury
director
$94k
3,100 shares
-13%
32Weak
ALGMsell
ALLEGRO MICROSYSTEMS, INC.
Richard R. Lury
director
$189k
6,849 shares
-23%
40Moderate
ALGMbuy 2
ALLEGRO MICROSYSTEMS, INC.
Michael Doogue
SVP, CTO
$285k
15,000 shares
+6%
43Moderate
ALGMbuy 2
ALLEGRO MICROSYSTEMS, INC.
Vineet A Nargolwala
President and CEO
$99k
5,000 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.

Erin Hagen sold $157k of ALGM | InsiderTell