ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

TD Waterhouse Canada Inc.'s Holding History (CIK: 0001999606)

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

Q4 2025

Shares 2,459 Value ($000) $65 Avg Close $27.52 Range $22.41 - $33.84

Q3 2025

Shares 2,459 Value ($000) $70 Avg Close $32.34 Range $28.85 - $38.45

Q2 2025

Shares 3,038 Value ($000) $104 Avg Close $24.91 Range $16.38 - $34.30

Q1 2025

Shares 1,661 Value ($000) $43 Avg Close $24.96 Range $21.16 - $29.45

Q4 2024

Shares 1,824 Value ($000) $40 Avg Close $21.30 Range $18.59 - $24.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,459	$65	$27.52	$22.41 - $33.84
Q3 2025	2,459	$70	$32.34	$28.85 - $38.45
Q2 2025	3,038	$104	$24.91	$16.38 - $34.30
Q1 2025	1,661	$43	$24.96	$21.16 - $29.45
Q4 2024	1,824	$40	$21.30	$18.59 - $24.14