RHUMBLINE ADVISERS

Position in ALGM — Allegro Microsystems, Inc.

CIK 1115418 BOSTON, MA

Position in ALGM

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

Position Value

$23,218,757

+$13,494,685 QoQ

Shares Held

333,507

+8.1% QoQ

Ownership

0.179%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

#44

of 370 holders

Holding Since

Dec 2020

23 quarters on record

Voting authority Sole 51% Shared 0% None 49%

Technology · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $19,162,366,090 across 61 Semiconductors names. ALGM ranks #23 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NVDA	Nvidia Corp	41,543,349	$8,312,408,701
2	AVGO	Broadcom Inc.	8,151,966	$3,079,405,156
3	MU	Micron Technology Inc	1,966,447	$2,269,850,107
4	AMD	Advanced Micro Devices Inc	2,798,589	$1,625,728,335
5	INTC	Intel Corp	7,480,892	$1,044,556,949
6	TXN	Texas Instruments Inc	1,643,360	$489,836,315
7	MRVL	Marvell Technology, Inc.	1,499,652	$446,731,334
8	QCOM	Qualcomm Inc/De	1,866,722	$344,951,558

23 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$23,218,757	333,507	+8.1%	Shares	Sole	2026-08-12
2026-03-31	$9,724,072	308,407	+2.7%	Shares	Sole	2026-05-12
2025-12-31	$7,919,671	300,215	-4.1%	Shares	Sole	2026-02-13
2025-09-30	$9,137,380	312,924	-5.1%	Shares	Sole	2025-11-06
2025-06-30	$11,278,255	329,870	-0.1%	Shares	Sole	2025-08-12
2025-03-31	$8,299,509	330,263	+1.4%	Shares	Sole	2025-05-29
2024-12-31	$7,122,753	325,835	-10.3%	Shares	Sole	2025-05-29
2024-09-30	$8,460,556	363,114	+82.2%	Shares	Sole	2024-11-12
2024-06-30	$5,627,017	199,257	-3.8%	Shares	Sole	2024-08-01
2024-03-31	$5,584,710	207,148	-3.7%	Shares	Sole	2024-05-09
2023-12-31	$6,511,470	215,113	-1.8%	Shares	Sole	2024-02-08
2023-09-30	$6,999,970	219,160	+8.7%	Shares	Sole	2023-11-09
2023-06-30	$9,104,602	201,697	+2.3%	Shares	Sole	2023-08-08
2023-03-31	$9,462,524	197,177	+3.1%	Shares	Sole	2023-05-11
2022-12-31	$5,742,946	191,304	+197.0%	Shares	Sole	2023-02-14
2022-09-30	$1,407,402	64,412	+36.8%	Shares	Sole	2022-11-10
2022-06-30	$973,836	47,068	+32.5%	Shares	Sole	2022-08-11
2022-03-31	$1,009,165	35,534	-9.9%	Shares	Sole	2022-05-12
2021-12-31	$1,426,432	39,426	-4.1%	Shares	Sole	2022-02-10
2021-09-30	$1,313,364	41,094	-8.5%	Shares	Sole	2021-11-12
2021-06-30	$1,244,588	44,931	+19.8%	Shares	Sole	2021-08-05
2021-03-31	$951,106	37,519	+95.4%	Shares	Sole	2021-05-06
2020-12-31	$511,978	19,204	—	Shares	Sole	2021-02-10
No filing history on record for this holder in this stock.