ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q4 2025

Shares 55,304 Value ($000) $1,459 Avg Close $27.52 Range $22.41 - $33.84

Q2 2024

Shares 30,557 Value ($000) $863 Avg Close $28.47 Range $23.64 - $31.82

Q1 2024

Shares 44,656 Value ($000) $1,204 Avg Close $28.90 Range $25.00 - $32.63

Q4 2023

Shares 17,890 Value ($000) $542 Avg Close $28.56 Range $24.66 - $32.19

Q3 2023

Shares 117,012 Value ($000) $3,737 Avg Close $40.63 Range $31.31 - $53.05

Q2 2023

Shares 205,129 Value ($000) $9,260 Avg Close $40.49 Range $34.19 - $48.72

Q1 2023

Shares 377,312 Value ($000) $18,107 Avg Close $40.69 Range $28.84 - $48.30

Q4 2022

Shares 274,247 Value ($000) $8,233 Avg Close $27.28 Range $19.80 - $34.14

Q3 2022

Shares 116,969 Value ($000) $2,556 Avg Close $23.21 Range $19.20 - $26.85

Q2 2022

Shares 138,612 Value ($000) $2,868 Avg Close $23.87 Range $20.08 - $28.93

Q1 2022

Shares 62,337 Value ($000) $1,770 Avg Close $28.58 Range $24.81 - $37.29

Q4 2021

Shares 155,810 Value ($000) $5,637 Avg Close $32.55 Range $29.41 - $38.28

Q3 2021

Shares 149,253 Value ($000) $4,770 Avg Close $29.47 Range $24.29 - $36.85

Q2 2021

Shares 34,267 Value ($000) $949 Avg Close $26.09 Range $22.05 - $28.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	55,304	$1,459	$27.52	$22.41 - $33.84
Q2 2024	30,557	$863	$28.47	$23.64 - $31.82
Q1 2024	44,656	$1,204	$28.90	$25.00 - $32.63
Q4 2023	17,890	$542	$28.56	$24.66 - $32.19
Q3 2023	117,012	$3,737	$40.63	$31.31 - $53.05
Q2 2023	205,129	$9,260	$40.49	$34.19 - $48.72
Q1 2023	377,312	$18,107	$40.69	$28.84 - $48.30
Q4 2022	274,247	$8,233	$27.28	$19.80 - $34.14
Q3 2022	116,969	$2,556	$23.21	$19.20 - $26.85
Q2 2022	138,612	$2,868	$23.87	$20.08 - $28.93
Q1 2022	62,337	$1,770	$28.58	$24.81 - $37.29
Q4 2021	155,810	$5,637	$32.55	$29.41 - $38.28
Q3 2021	149,253	$4,770	$29.47	$24.29 - $36.85
Q2 2021	34,267	$949	$26.09	$22.05 - $28.27