SEGALL BRYANT & HAMILL, LLC

Position in ALGM — Allegro Microsystems, Inc.

CIK 1006378 CHICAGO, IL

Position in ALGM

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$23,144,472

-$9,803,873 QoQ

Shares Held

332,440

-68.2% QoQ

Ownership

0.178%

of shares outstanding

% of Portfolio

0.29%

of 13F equity value

Holder Rank

#46

of 370 holders

Holding Since

Mar 2022

12 quarters on record

Voting authority Sole 83% Shared 0% None 17%

Technology · as of Jun 30, 2026

SEGALL BRYANT & HAMILL, LLC holds $529,329,542 across 14 Semiconductors names. ALGM ranks #10 (4.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NVDA	Nvidia Corp	693,359	$138,734,202
2	MTSI	MACOM Technology Solutions Holdings, Inc.	216,179	$82,228,006
3	LSCC	Lattice Semiconductor Corp	394,194	$60,295,914
4	MRVL	Marvell Technology, Inc.	123,265	$36,719,410
5	TXN	Texas Instruments Inc	111,764	$33,313,495
6	TSM	Taiwan Semiconductor Manufacturing Co Ltd	66,025	$31,531,559
7	MPWR	Monolithic Power Systems, Inc.	20,849	$28,820,823
8	SYNA	SYNAPTICS Inc	201,434	$25,024,145

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$23,144,472	332,440	-68.2%	Shares	Sole	2026-08-12
2026-03-31	$32,948,345	1,044,984	-16.3%	Shares	Sole	2026-05-22
2025-12-31	$32,930,417	1,248,310	-5.7%	Shares	Sole	2026-02-13
2025-09-30	$38,652,799	1,323,726	-0.3%	Shares	Sole	2025-11-12
2025-06-30	$45,413,004	1,328,254	+1.3%	Shares	Sole	2025-08-12
2025-03-31	$32,958,648	1,311,526	+1482.1%	Shares	Sole	2025-05-02
2023-06-30	$3,741,970	82,897	+0.5%	Shares	Sole	2023-08-14
2023-03-31	$3,958,839	82,493	-44.3%	Shares	Sole	2023-05-15
2022-12-31	$4,445,511	148,085	+7.4%	Shares	Sole	2023-02-14
2022-09-30	$3,011,454	137,824	+2.0%	Shares	Sole	2022-11-14
2022-06-30	$2,794,970	135,088	+42.2%	Shares	Sole	2022-08-15
2022-03-31	$2,698,113	95,004	—	Shares	Sole	2022-05-13
No filing history on record for this holder in this stock.