Allegro MicroSystems, Inc. (ALGM)
NASDAQ: ALGM · Real-Time Price · USD
57.89
-2.27 (-3.77%)
At close: Jun 26, 2026, 4:00 PM EDT
57.17
-0.72 (-1.24%)
After-hours: Jun 26, 2026, 7:50 PM EDT

Company Description

Allegro MicroSystems, Inc., together with its subsidiaries, designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific power ICs for sensing, motion control, and power management functions of complex electromechanical or power conversion systems.

Its products include magnetic sensor ICs, such as position, speed, and electric current sensor ICs; and power ICs comprising motor driver ICs, such as regulator, power management ICs, and LED driver ICs, and isolated gate drivers.

The company sells its products to original equipment manufacturers and distributors primarily in the automotive and industrial markets through its direct sales force, third party distributors, independent sales representatives, and consignment.

The company serves automotive and industrial markets, including advanced industrial markets such as AI data centers, robotics, and energy infrastructure sectors.

It operates in the United States, rest of the Americas, Europe, Japan, Greater China, South Korea, and other Asian markets.

The company was founded in 1990 and is headquartered in Manchester, New Hampshire.

Allegro MicroSystems, Inc.
Allegro MicroSystems logo
Country United States
Founded 1990
IPO Date Oct 29, 2020
Industry Semiconductors
Sector Technology
Employees 4,250
CEO Michael Doogue

Contact Details

Address:
955 Perimeter Road
Manchester, New Hampshire 03103
United States
Phone 603 626 2300
Website allegromicro.com

Stock Details

Ticker Symbol ALGM
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year April - March
Reporting Currency USD
IPO Price $14.00
CIK Code 0000866291
CUSIP Number 01749D105
ISIN Number US01749D1054
Employer ID 46-2405937
SIC Code 3674

Key Executives

Name Position
Michael C. Doogue President, Chief Executive Officer and Director
Derek P. D'Antilio Executive Vice President, Chief Financial Officer and Treasurer
Sharon S. Briansky Senior Vice President, General Counsel and Corporate Secretary
Ian Kent Senior Vice President of Operations
Roald G. Webster Vice President and Chief Accounting Officer
Jamie Haas Vice President and Chief Technology Officer
Jalene A. Hoover CPA Vice President of IR and Corporate Communications
Richard A. Madormo Senior Vice President of Worldwide Sales
Erin E. Hagen Senior Vice President and Chief Human Resources Officer
Troy T. Coleman Senior Vice President and GM of Products

Latest SEC Filings

Date Type Title
Jun 24, 2026 ARS Filing
Jun 24, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Jun 24, 2026 DEF 14A Other definitive proxy statements
Jun 18, 2026 8-K Current Report
Jun 3, 2026 144 Filing
May 29, 2026 SD Form - SD
May 22, 2026 144 Filing
May 21, 2026 10-K Annual Report
May 18, 2026 144 Filing
May 14, 2026 144 Filing