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Net Income per Share | 3 Months Ended
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Jun. 30, 2023
Earnings Per Share [Abstract] |
Net Income per Share | Net Income per Share The following table sets forth the basic and diluted net income per common share attributable to Allegro MicroSystems, Inc.
| Three-Month Period Ended |
| June 30, 2023 |  | June 24, 2022 |
Net income attributable to common stockholders | $ | 60,889 |  |  | $ | 10,283 |  |
Basic weighted average shares of common stock | 191,997,330 |  |  | 190,638,135 |  |
Dilutive effect of common stock equivalents | 2,994,576 |  |  | 1,768,141 |  |
Diluted weighted average shares of common stock | 194,991,906 |  |  | 192,406,276 |  |
Basic net income attributable to common stockholders per share | $ | 0.32 |  |  | $ | 0.05 |  |
Diluted net income attributable to common stockholders per share | $ | 0.31 |  |  | $ | 0.05 |  |
The computed net income per share for the three months ended June 30, 2023 and June 24, 2022 does not assume conversion of securities that would have an antidilutive effect on 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 income per share, as such securities would have an antidilutive effect on net income per share:
| Three-Month Period Ended |
| June 30, 2023 |  | June 24, 2022 |
Restricted stock units (RSUs) | — |  |  | 19,272 |  |
Performance stock units (PSUs) | 65,943 |  |  | 46,991 |  |
The following table represents issued and issuable weighted average share information underlying our outstanding RSUs, PSUs and participation in our employee stock purchase plan for the respective periods:
| Three-Month Period Ended |
| June 30, 2023 |  | June 24, 2022 |
Restricted stock units | 1,163,894 |  |  | 668,259 |  |
Performance stock units | 1,809,200 |  |  | 1,080,201 |  |
Employee stock purchase plan | 21,482 |  |  | 19,681 |  |
Total | 2,994,576 |  |  | 1,768,141 |  |

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