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Nature of the Business and Basis of Presentation | 12 Months Ended
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Mar. 28, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Nature of the Business and Basis of Presentation | 1. Nature of the Busine ss and Basis of Presentation Allegro MicroSystems, Inc., together with its consolidated subsidiaries (the “Company”), is a leading global designer, developer, fabless manufacturer and marketer of sensing and power solutions for motion control and energy-efficient systems in automotive and industrial and other markets. The Company is incorporated under the laws of Delaware. The Company is headquartered in Manchester, New Hampshire and has a global footprint, with 29 locations across four continents. The Company prepares its financial statements in accordance with accounting principles generally accepted in the United States (“GAAP”). Financial Periods The Company’s fiscal year is the 52-week or 53-week period ending on the last Friday in March. The Company’s 2025 fiscal year ended March 28, 2025 (“fiscal year 2025”) was a 52-week period, the 2024 fiscal year ended March 29, 2024 (“fiscal year 2024”) was a 52-week period, and 2023 fiscal year ended March 31, 2023 (“fiscal year 2023”) was a 53-week period.

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