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Net (Loss) Income per Share | 9 Months Ended
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Dec. 27, 2024
Earnings Per Share [Abstract] |
Net (Loss) Income per Share | 11. Net (Loss) Income per Share The following table sets forth the basic and diluted net (loss) income attributable to Allegro MicroSystems, Inc. per share:
|  | Three-Month Period Ended |  |  | Nine-Month Period Ended |
|  | December 27, 2024 |  |  | December 29, 2023 |  |  | December 27, 2024 |  |  | December 29, 2023 |
Net (loss) income attributable to Allegro MicroSystems, Inc. |  | $ | (6,860 | ) |  | $ | 33,345 |  |  | $ | (58,210 | ) |  | $ | 159,812 |
Basic weighted average shares of common stock |  |  | 184,011,189 |  |  |  | 192,724,541 |  |  |  | 188,886,583 |  |  |  | 192,384,315 |
Dilutive effect of common stock equivalents |  |  | — |  |  |  | 1,845,839 |  |  |  | — |  |  |  | 2,540,725 |
Diluted weighted average shares of common stock |  |  | 184,011,189 |  |  |  | 194,570,380 |  |  |  | 188,886,583 |  |  |  | 194,925,040 |
Basic net (loss) income per common share attributable to Allegro MicroSystems, Inc. stockholders |  | $ | (0.04 | ) |  | $ | 0.17 |  |  | $ | (0.31 | ) |  | $ | 0.83 |
Diluted net (loss) income per common share attributable to Allegro MicroSystems, Inc. stockholders |  | $ | (0.04 | ) |  | $ | 0.17 |  |  | $ | (0.31 | ) |  | $ | 0.82 |
The computed net (loss) income per share for the three- and nine-month periods ended December 27, 2024 and December 29, 2023 does not assume conversion of securities that would have an antidilutive effect on (loss) income per share. The following represents contingently issuable shares under the restricted stock units (“RSUs”) and performance-based restricted stock units (“PSUs”) excluded from the computation of net (loss) income per share, as such securities would have an antidilutive effect on net (loss) income per share if the Company had reported net income for those periods:
|  | Three-Month Period Ended |  |  | Nine-Month Period Ended |
|  | December 27, 2024 |  |  | December 29, 2023 |  |  | December 27, 2024 |  |  | December 29, 2023 |
RSUs |  |  | 1,844,336 |  |  |  | 882,656 |  |  |  | 1,410,165 |  |  |  | 18,811 |
PSUs |  |  | 582,200 |  |  |  | 246,073 |  |  |  | 458,054 |  |  |  | 110,263 |
The following table represents issued and issuable weighted average dilutive share information underlying our outstanding RSUs, PSUs and participation in our employee stock purchase plan (“ESPP”) for the respective periods:
|  | Three-Month Period Ended |  |  | Nine-Month Period Ended |
|  | December 27, 2024 |  |  | December 29, 2023 |  |  | December 27, 2024 |  |  | December 29, 2023 |
RSUs |  |  | — |  |  |  | 557,405 |  |  |  | — |  |  |  | 917,491 |
PSUs |  |  | — |  |  |  | 1,287,519 |  |  |  | — |  |  |  | 1,607,797 |
ESPP |  |  | — |  |  |  | 915 |  |  |  | — |  |  |  | 15,437 |
Total |  |  | — |  |  |  | 1,845,839 |  |  |  | — |  |  |  | 2,540,725 |

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