Allegro MicroSystems (ALGM) furnishes Q4 2025 earnings press release in 8-K

Rhea-AI Filing Summary

Allegro MicroSystems, Inc. furnished a current report to share that it has released financial results for the quarter ended December 26, 2025. The company announced these results through a press release dated January 29, 2026, which is attached as Exhibit 99.1.

The press release is being provided for informational purposes and is designated as “furnished,” meaning it is not treated as filed for liability purposes under the Exchange Act. The filing also includes a cover page interactive data file as Exhibit 104.

0000866291false00008662912026-01-292026-01-29

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

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): January 29, 2026

Allegro MicroSystems, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-39675	46-2405937
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
955 Perimeter Road
Manchester, New Hampshire				03103
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (603) 626-2300

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.01 per share		ALGM		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition.

On January 29, 2026, Allegro MicroSystems, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended December 26, 2025. The full text of the press release issued is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

The information in this Current Report on Form 8-K (including Exhibit 99.1) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description
Exhibit 99.1		Press Release issued by Allegro MicroSystems, Inc. on January 29, 2026
Exhibit 104		Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		ALLEGRO MICROSYSTEMS, INC.
Date: January 29, 2026		By:	/s/ Derek P. D’Antilio
			Derek P. D’Antilio
			Executive Vice President, Chief Financial Officer and Treasurer

FAQ

What did Allegro MicroSystems (ALGM) disclose in this 8-K filing?

Allegro MicroSystems disclosed that it issued a press release announcing financial results for the quarter ended December 26, 2025. The press release is attached as Exhibit 99.1 and is furnished, not filed, under the Securities Exchange Act of 1934.

Which period do Allegro MicroSystems’ newly announced results cover?

The results cover Allegro MicroSystems’ quarter ended December 26, 2025. The company states that a press release with these quarterly financial results was issued on January 29, 2026 and is attached to the filing as Exhibit 99.1 for investors to review in full.

How are Allegro MicroSystems’ earnings results presented in this 8-K?

The actual earnings results are presented in a separate press release, not within the body of the 8-K. Allegro MicroSystems furnishes this press release as Exhibit 99.1, incorporating it by reference while clarifying it is not deemed filed under Section 18 of the Exchange Act.

Is the Allegro MicroSystems (ALGM) earnings press release considered filed with the SEC?

No. Allegro MicroSystems specifies that the information in the current report, including Exhibit 99.1, is furnished rather than filed. This means it is not subject to Section 18 liabilities and is only incorporated into other filings if specifically referenced there.

Who signed Allegro MicroSystems’ 8-K reporting the quarterly results?

The 8-K was signed on behalf of Allegro MicroSystems by Derek P. D’Antilio. He is identified as the company’s Executive Vice President, Chief Financial Officer and Treasurer, providing officer-level authorization for the furnishing of the quarterly financial results press release.

What exhibits are included with Allegro MicroSystems’ 8-K about quarterly results?

The filing lists two exhibits. Exhibit 99.1 contains the full press release announcing quarterly financial results dated January 29, 2026. Exhibit 104 provides the cover page interactive data file formatted as Inline XBRL, accompanying the main 8-K disclosure items electronically.