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Net Income per Share
 6 Months Ended
Sep. 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 EndedSix-Month Period Ended
September 23,
2022		September 24,
2021		September 23,
2022		September 24,
2021
Net income attributable to Allegro MicroSystems, Inc.$50,614 $33,186 $60,861 $60,855 
Net income attributable to common stockholders50,648 33,223 60,931 60,930 
Basic weighted average shares of common stock191,284,631 189,673,788 190,959,616 189,629,535 
Dilutive effect of common stock equivalents1,354,945 2,002,634 1,694,481 1,786,715 
Diluted weighted average shares of common stock192,639,576 191,676,422 192,654,097 191,416,250 
Basic net income attributable to Allegro MicroSystems, Inc. per share$0.26 $0.17 $0.32 $0.32 
Basic net income attributable to common stockholders per share$0.26 $0.18 $0.32 $0.32 
Diluted net income attributable to Allegro MicroSystems, Inc. per share$0.26 $0.17 $0.32 $0.32 
Diluted net income attributable to common stockholders per share$0.26 $0.17 $0.32 $0.32 
The computed net income per share for the three- and six-month periods ended September 23, 2022 and September 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 EndedSix-Month Period Ended
September 23,
2022		September 24,
2021		September 23,
2022		September 24,
2021
Restricted stock units77,043 — 48,725 — 
Performance stock units169,939 — 107,390 — 
Employee stock purchase plan— 1,567 — 6,012 
Total246,982 1,567 156,115 6,012 
The following table represents issuable weighted average share information for the respective periods:
Three-Month Period EndedSix-Month Period Ended
September 23,
2022		September 24,
2021		September 23,
2022		September 24,
2021
Restricted stock units541,201 1,026,069 624,738 922,968 
Performance stock units810,426 976,565 1,066,425 863,747 
Employee stock purchase plan3,318 — 3,318 — 
Total1,354,945 2,002,634 1,694,481 1,786,715