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Allegro Microsystems, Inc. planned insider sales

In the twelve months since 9 October 2025 insiders at Allegro Microsystems, Inc. filed 12 Form 144 notices of planned sales, 120,631 shares worth $5.0 million at the time of filing, from 8 sellers. The latest, filed 17 August 2026: Raubacher Jennie (director), 1,000 shares worth $45,320, planned for around 17 August 2026 through Fidelity Brokerage Services LLC.

FiledSellerRelationshipSharesValuePlanned saleBrokerHow acquiredFiling
17 August 2026Raubacher JennieDirector1,000$45,32017 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
10 August 2026Hagen ErinOfficer2,285$101,43110 August 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
3 June 2026Madormo RichardOfficer5,000$263,6003 June 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
22 May 2026Coleman TroyOfficer4,500$205,74022 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
18 May 2026Kent IanOfficer2,642$109,80218 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
14 May 2026Lynch Susan DDirector16,711$759,62514 May 2026Fidelity Brokerage Services LLCOpen Market Purchase; Restricted Stock VestingForm 144
11 May 2026Briansky SharonOfficer8,948$425,38011 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
11 May 2026Doogue MichaelOfficer, Director30,089$1.4 million11 May 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
2 March 2026Hagen ErinOfficer2,598$90,9302 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
2 March 2026Briansky SharonOfficer9,727$340,4452 March 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
17 February 2026Briansky SharonOfficer9,258$384,76217 February 2026Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
10 December 2025Briansky SharonOfficer27,873$836,19010 December 2025Fidelity Brokerage Services LLCRestricted Stock VestingForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.

Source

Form 144 filings on EDGAR for Allegro Microsystems, Inc.: the company's filing index, each notice read from its own XML.

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