ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

PEAK6 LLC's Holding History (CIK: 0001389958)

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

Q4 2025

Shares 27,542 Value ($000) $727 Avg Close $27.52 Range $22.41 - $33.84

Q4 2024

Shares 3,607 Value ($000) $79 Avg Close $21.30 Range $18.59 - $24.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,542	$727	$27.52	$22.41 - $33.84
Q4 2024	3,607	$79	$21.30	$18.59 - $24.14