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Allegro MicroSystems (ALGM) Insider Trading & Ownership

Allegro MicroSystems logo
$48.95 +1.02 (+2.13%)
Closing price 04:00 PM Eastern
Extended Trading
$48.67 -0.28 (-0.56%)
As of 07:46 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Allegro MicroSystems (NASDAQ:ALGM) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
0.40%
Number Of
Insiders Buying
(Last 12 Months)
0
Number Of
Insiders Selling
(Last 12 Months)
1
Amount Of
Insider Selling
(Last 12 Months)
$271.21K
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ALGM Insider Buying and Selling by Quarter

Allegro MicroSystems Insider and Congressional Trades History

Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
8/22/2025
Roald Graham Webster
CAO
Sell8,266$32.81$271,207.46  
(Data available from 1/1/2013 forward)

ALGM Insider Trading Activity - Frequently Asked Questions

The list of insiders at Allegro MicroSystems includes Derek D'antilio, Electric Co. Ltd. Sanken, Joseph R Martin, Michael Doogue, Richard R Lury, Roald Graham Webster, and Vineet A Nargolwala. Learn more on insiders at ALGM.

0.40% of Allegro MicroSystems stock is owned by insiders. Learn more on ALGM's insider holdings.

The following insider purchased ALGM shares in the last 24 months: Michael Doogue ($285,000.00).

Insiders have purchased a total of 15,000 ALGM shares in the last 24 months for a total of $285,000.00 bought.

The following insiders have sold ALGM shares in the last 24 months: Electric Co. Ltd. Sanken ($897,851,015.40), Richard R Lury ($255,000.00), and Roald Graham Webster ($271,207.46).

Insiders have sold a total of 38,784,081 Allegro MicroSystems shares in the last 24 months for a total of $898,377,222.86 sold.



This page (NASDAQ:ALGM) was last updated on 5/8/2026 by MarketBeat.com Staff.
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