MarketPeel
Insider Trading Intelligence
Pricing
…
VP, Chief Accounting Officer
Webster Roald Graham
Thu, May 21, 2026
May 21
sold
$234.17k
of
ALGM
5,217
shares @ $44.88
Decreased holdings by
-28.50%
2nd largest trade (out of 13)
Trade made by an officer
Unscheduled trade
Price 36% above 200-day moving average
ALGM
ALLEGRO MICROSYSTEMS, INC.
Information Technology
Semiconductors
1D
0.00%
1W
-4.15%
1M
+3.48%
3M
—
6M
—
1Y
—
Recent insider activity at ALGM
Jun 3
Madormo Richard
Sold
$263.60k
May 22
Coleman Troy
Sold
$205.74k
May 18
Kent Ian
Sold
$109.80k
May 14
Lynch Susan D
Sold
$759.63k
May 11
Doogue Michael
Sold
$1.42m
May 11
Briansky Sharon
Sold
$425.38k
Mar 2
Hagen Erin
Sold
$90.93k
Mar 2
Briansky Sharon
Sold
$340.44k
Full ALGM profile →
Webster Roald Graham’s trading history →
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