955 PERIMETER ROAD, MANCHESTER, NH
Appoints Brian White to its Board of Directors
Appoints Robert Willett to its Board of Directors
Reports Fourth Quarter and Fiscal Year 2026 Results
Reports Third Quarter 2026 Results
Allegro MicroSystems Enters $285 Million Term Loan Refinancing Agreement
Allegro MicroSystems Secures $285 Million Refinancing Facility
Reports Second Quarter 2026 Results
Shareholder votes
FY 2025
Q3
Q2
Q1
FY 2024
Prospectus Filed Pursuant to Rule 425
Prospectus filed pursuant to Rule 424(b)(5)
S-3ASR
Prospectus filed pursuant to Rule 424(b)(4)
Effectiveness Notice
S-1
Additional Proxy Materials
Definitive Proxy Statement
Initial Statement of Beneficial Ownership
Statement of Changes in Beneficial Ownership
Notice of Proposed Sale of Securities
Specialized Disclosure Report