ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

1620 INVESTMENT ADVISORS, INC.'s Holding History (CIK: 0001907281)

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

Q4 2025

Shares 4,578 Value ($000) $121 Avg Close $27.52 Range $22.41 - $33.84

Q3 2025

Shares 4,782 Value ($000) $140 Avg Close $32.34 Range $28.85 - $38.45

Q2 2025

Shares 4,944 Value ($000) $169 Avg Close $24.91 Range $16.38 - $34.30

Q1 2025

Shares 3,440 Value ($000) $86 Avg Close $24.96 Range $21.16 - $29.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,578	$121	$27.52	$22.41 - $33.84
Q3 2025	4,782	$140	$32.34	$28.85 - $38.45
Q2 2025	4,944	$169	$24.91	$16.38 - $34.30
Q1 2025	3,440	$86	$24.96	$21.16 - $29.45