T. Rowe Price Investment Management, Inc.

Position in ALGM — Allegro Microsystems, Inc.

CIK 1897612 BALTIMORE, MD

Position in ALGM

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$36,038,653

+$18,339,477 QoQ

Shares Held

517,648

-7.8% QoQ

Ownership

0.278%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#39

of 370 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

T. Rowe Price Investment Management, Inc. holds $15,075,416,540 across 28 Semiconductors names. ALGM ranks #20 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NVDA	Nvidia Corp	16,865,766	$3,374,671,118
2	AVGO	Broadcom Inc.	7,824,516	$2,955,710,919
3	AMD	Advanced Micro Devices Inc	3,836,091	$2,228,423,622
4	MU	Micron Technology Inc	1,103,546	$1,273,812,112
5	LSCC	Lattice Semiconductor Corp	7,790,567	$1,191,645,128
6	MTSI	MACOM Technology Solutions Holdings, Inc.	2,850,185	$1,084,124,868
7	SITM	SITIME Corp	650,575	$485,042,697
8	MCHP	Microchip Technology Inc	5,213,700	$475,489,440

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$36,038,653	517,648	-7.8%	Shares	Sole	2026-08-14
2026-03-31	$17,699,176	561,344	+328.0%	Shares	Sole	2026-05-15
2025-12-31	$3,459,499	131,141	-87.9%	Shares	Sole	2026-02-17
2025-09-30	$31,687,781	1,085,198	-15.7%	Shares	Sole	2025-11-14
2025-06-30	$44,031,283	1,287,841	+0.6%	Shares	Sole	2025-08-14
2025-03-31	$32,172,581	1,280,246	-38.0%	Shares	Sole	2025-05-14
2024-12-31	$45,160,114	2,065,879	+31.2%	Shares	Sole	2025-02-14
2024-09-30	$36,690,649	1,574,706	-44.8%	Shares	Sole	2024-11-14
2024-06-30	$80,599,868	2,854,103	+3.1%	Shares	Sole	2024-08-14
2024-03-31	$74,601,690	2,767,125	+64.0%	Shares	Sole	2024-05-15
2023-12-31	$51,060,586	1,686,838	—	Shares	Sole	2024-02-14
No filing history on record for this holder in this stock.