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Net Income per Share | 9 Months Ended
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Dec. 23, 2022
Earnings Per Share [Abstract] |
Net Income per Share | Net Income per Share The following table sets forth the basic and diluted net income attributable to Allegro MicroSystems, Inc. per share.
| Three-Month Period Ended |  | Nine-Month Period Ended
| December 23, 2022 |  | December 24, 2021 |  | December 23, 2022 |  | December 24, 2021
Net income attributable to Allegro MicroSystems, Inc. | $ | 64,519 |  |  | $ | 32,936 |  |  | $ | 125,380 |  |  | $ | 93,791 |
Net income attributable to common stockholders | 64,551 |  |  | 32,973 |  |  | 125,482 |  |  | 93,903 |
Basic weighted average shares of common stock | 191,328,538 |  |  | 189,736,901 |  |  | 191,082,141 |  |  | 189,665,324 |
Dilutive effect of common stock equivalents | 2,607,370 |  |  | 2,331,321 |  |  | 2,018,621 |  |  | 2,013,627 |
Diluted weighted average shares of common stock | 193,935,908 |  |  | 192,068,222 |  |  | 193,100,762 |  |  | 191,678,951 |
Basic net income attributable to Allegro MicroSystems, Inc. per share | $ | 0.34 |  |  | $ | 0.17 |  |  | $ | 0.66 |  |  | $ | 0.49 |
Basic net income attributable to common stockholders per share | $ | 0.34 |  |  | $ | 0.17 |  |  | $ | 0.66 |  |  | $ | 0.50 |
Diluted net income attributable to Allegro MicroSystems, Inc. per share | $ | 0.33 |  |  | $ | 0.17 |  |  | $ | 0.65 |  |  | $ | 0.49 |
Diluted net income attributable to common stockholders per share | $ | 0.33 |  |  | $ | 0.17 |  |  | $ | 0.65 |  |  | $ | 0.49 |
The computed net income per share for the three- and nine-month periods ended December 23, 2022 and December 24, 2021 does not assume conversion of securities that would have an antidilutive effect on income per share. The following table represents the securities excluded as conversion of such securities would have an antidilutive effect on income per share:
| Three-Month Period Ended |  | Nine-Month Period Ended
| December 23, 2022 |  | December 24, 2021 |  | December 23, 2022 |  | December 24, 2021
Restricted stock units | 12,620 |  |  | — |  |  | 24,273 |  |  | — |
The following table represents issuable weighted average share information underlying our outstanding RSUs, PSUs (as defined in Note 16 below) and participation in our employee stock purchase plan for the respective periods:
| Three-Month Period Ended |  | Nine-Month Period Ended
| December 23, 2022 |  | December 24, 2021 |  | December 23, 2022 |  | December 24, 2021
Restricted stock units | 973,417 |  |  | 1,199,816 |  |  | 752,637 |  |  | 1,046,229 |
Performance stock units | 1,612,824 |  |  | 1,117,532 |  |  | 1,244,855 |  |  | 959,084 |
Employee stock purchase plan | 21,129 |  |  | 13,973 |  |  | 21,129 |  |  | 8,314 |
Total | 2,607,370 |  |  | 2,331,321 |  |  | 2,018,621 |  |  | 2,013,627 |

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