ALLEGRO MICROSYSTEMS INC

Ticker: ALGM CUSIP: 01749D105 Class: Common Stock

Holocene Advisors, LP's Holding History (CIK: 0001700574)

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

Q4 2025

Shares 12,962 Value ($000) $342 Avg Close $27.52 Range $22.41 - $33.84

Q1 2025

Shares 93,404 Value ($000) $2,347 Avg Close $24.96 Range $21.16 - $29.45

Q4 2024

Shares 210,218 Value ($000) $4,595 Avg Close $21.30 Range $18.59 - $24.14

Q3 2024

Shares 196,831 Value ($000) $4,586 Avg Close $25.14 Range $20.42 - $33.26

Q2 2024

Shares 78,015 Value ($000) $2,203 Avg Close $28.47 Range $23.64 - $31.82

Q1 2024

Shares 169,332 Value ($000) $4,565 Avg Close $28.90 Range $25.00 - $32.63

Q2 2021

Shares 9,290 Value ($000) $257 Avg Close $26.09 Range $22.05 - $28.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,962	$342	$27.52	$22.41 - $33.84
Q1 2025	93,404	$2,347	$24.96	$21.16 - $29.45
Q4 2024	210,218	$4,595	$21.30	$18.59 - $24.14
Q3 2024	196,831	$4,586	$25.14	$20.42 - $33.26
Q2 2024	78,015	$2,203	$28.47	$23.64 - $31.82
Q1 2024	169,332	$4,565	$28.90	$25.00 - $32.63
Q2 2021	9,290	$257	$26.09	$22.05 - $28.27