ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

Amundi's Holding History (CIK: 0001330387)

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

Q4 2025

Shares 23,256 Value ($000) $613 Avg Close $27.52 Range $22.41 - $33.84

Q3 2025

Shares 10,042 Value ($000) $283 Avg Close $32.34 Range $28.85 - $38.45

Q2 2025

Shares 10,011 Value ($000) $358 Avg Close $24.91 Range $16.38 - $34.30

Q4 2024

Shares 56,994 Value ($000) $1,350 Avg Close $21.30 Range $18.59 - $24.14

Q3 2024

Shares 58,347 Value ($000) $1,212 Avg Close $25.14 Range $20.42 - $33.26

Q2 2024

Shares 721,155 Value ($000) $22,082 Avg Close $28.47 Range $23.64 - $31.82

Q1 2024

Shares 1,106,351 Value ($000) $29,219 Avg Close $28.90 Range $25.00 - $32.63

Q4 2023

Shares 546,233 Value ($000) $14,797 Avg Close $28.56 Range $24.66 - $32.19

Q3 2023

Shares 177,838 Value ($000) $5,250 Avg Close $40.63 Range $31.31 - $53.05

Q2 2023

Shares 223,960 Value ($000) $10,130 Avg Close $40.49 Range $34.19 - $48.72

Q1 2023

Shares 81,640 Value ($000) $3,724 Avg Close $40.69 Range $28.84 - $48.30

Q4 2022

Shares 32,938 Value ($000) $1,077 Avg Close $27.28 Range $19.80 - $34.14

Q3 2021

Shares 7,328 Value ($000) $234 Avg Close $29.47 Range $24.29 - $36.85

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	23,256	$613	$27.52	$22.41 - $33.84
Q3 2025	10,042	$283	$32.34	$28.85 - $38.45
Q2 2025	10,011	$358	$24.91	$16.38 - $34.30
Q4 2024	56,994	$1,350	$21.30	$18.59 - $24.14
Q3 2024	58,347	$1,212	$25.14	$20.42 - $33.26
Q2 2024	721,155	$22,082	$28.47	$23.64 - $31.82
Q1 2024	1,106,351	$29,219	$28.90	$25.00 - $32.63
Q4 2023	546,233	$14,797	$28.56	$24.66 - $32.19
Q3 2023	177,838	$5,250	$40.63	$31.31 - $53.05
Q2 2023	223,960	$10,130	$40.49	$34.19 - $48.72
Q1 2023	81,640	$3,724	$40.69	$28.84 - $48.30
Q4 2022	32,938	$1,077	$27.28	$19.80 - $34.14
Q3 2021	7,328	$234	$29.47	$24.29 - $36.85