Allegro MicroSystems (ALGM) SVP has 9,670 shares withheld for taxes

Rhea-AI Filing Summary

ALLEGRO MICROSYSTEMS, INC. senior vice president Troy Coleman reported a tax-related share disposition tied to equity compensation. On this Form 4, 9,670 shares of Common Stock were withheld at $43.10 per share to cover taxes due upon the vesting of previously granted restricted stock units. After this withholding, Coleman directly holds 81,976 shares of Common Stock, so the event reflects tax settlement rather than an open-market sale.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Coleman Troy

Role SVP, General Manager, Products

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	9,670	$43.10	$417K

Holdings After Transaction: Common Stock — 81,976 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares withheld for taxes: 9,670 shares Tax withholding price: $43.10 per share Shares held after transaction: 81,976 shares +1 more

4 metrics

Shares withheld for taxes 9,670 shares Tax-withholding disposition on restricted stock unit vesting

Tax withholding price $43.10 per share Value used for RSU tax settlement

Shares held after transaction 81,976 shares Direct Common Stock holdings after withholding

Tax-withholding share count 9,670 shares transactionSummary taxWithholdingShares

Key Terms

restricted stock units, Common Stock, tax-withholding disposition

3 terms

restricted stock units financial

"taxes due upon the vesting of restricted stock units that were previously granted"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Common Stock financial

"The filing shows 9,670 shares of Allegro MicroSystems Common Stock withheld."

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

tax-withholding disposition financial

"It records shares withheld by the issuer, categorized as a tax-withholding disposition rather than a sale."

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Coleman Troy

(Last) (First) (Middle)

955 PERIMETER ROAD

(Street)

MANCHESTER NEW HAMPSHIRE 03103

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ALLEGRO MICROSYSTEMS, INC. [ ALGM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, General Manager, Products

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/16/2026		F		9,670(1)	D	$43.1	81,976	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares withheld to cover taxes due upon the vesting of restricted stock units that were previously granted by the Issuer.

	/s/ Raymond Myer, Attorney-in-Fact for Troy Coleman	05/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Allegro MicroSystems (ALGM) insider Troy Coleman report on this Form 4?

Troy Coleman reported a tax-withholding disposition of 9,670 Allegro MicroSystems shares. These shares were withheld by the company to cover taxes on vesting restricted stock units, rather than sold on the open market.

How many Allegro MicroSystems (ALGM) shares were withheld for taxes in this filing?

The filing shows 9,670 shares of Allegro MicroSystems Common Stock withheld. The shares were used to settle tax liabilities arising from the vesting of previously granted restricted stock units, a common method for handling equity award taxes.

What price per share is reported for the Allegro MicroSystems (ALGM) tax withholding?

The tax-withholding disposition is reported at $43.10 per Allegro MicroSystems share. This price is used to calculate the value of shares withheld to satisfy the tax obligation on the vesting restricted stock units.

How many Allegro MicroSystems (ALGM) shares does Troy Coleman hold after this transaction?

After the tax-withholding transaction, Troy Coleman directly holds 81,976 Allegro MicroSystems shares. This post-transaction balance reflects his remaining equity position following the shares withheld to pay taxes on vesting restricted stock units.

Was this Allegro MicroSystems (ALGM) Form 4 an open-market sale by Troy Coleman?

The Form 4 does not report an open-market sale by Troy Coleman. Instead, it records shares withheld by the issuer to cover taxes due on vesting restricted stock units, categorized as a tax-withholding disposition rather than a discretionary stock sale.