ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q3 2025

Shares 220 Value ($000) $6 Avg Close $32.34 Range $28.85 - $38.45

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	220	$6	$32.34	$28.85 - $38.45