ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

Seascape Capital Management's Holding History (CIK: 0001418342)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023

Shares 4,278 Value ($000) $0 Avg Close $40.69 Range $28.84 - $48.30

Q1 2022

Shares 8,170 Value ($000) $232 Avg Close $28.58 Range $24.81 - $37.29

Q4 2021

Shares 15,270 Value ($000) $552 Avg Close $32.55 Range $29.41 - $38.28

Q3 2021

Shares 26,020 Value ($000) $832 Avg Close $29.47 Range $24.29 - $36.85

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	4,278	$0	$40.69	$28.84 - $48.30
Q1 2022	8,170	$232	$28.58	$24.81 - $37.29
Q4 2021	15,270	$552	$32.55	$29.41 - $38.28
Q3 2021	26,020	$832	$29.47	$24.29 - $36.85