Capital Research Global Investors

13F Holdings History for ALLEGRO MICROSYSTEMS, INC. - Common Stock (ALGM)

Symbol: ALGM on Nasdaq
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 15.9M shares
Security Ownership: 8.6%

Shares, Excluding Options vs Price

Value, Excluding Options

Capital Research Global Investors ownership in ALLEGRO MICROSYSTEMS, INC. Common Stock (ALGM)

2025-08-13 - Capital Research Global Investors has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 15.9M shares of ALLEGRO MICROSYSTEMS, INC. Common Stock (ALGM). This represents 8.6% percent ownership of the company. In their previous filing dated 2025-05-13, Capital Research Global Investors had reported owning 11.1M shares, indicating an increase of 43.8% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
Capital Research Global Investors	8.6%	+43.3%	$485M	15.9M	+4,841,556	+43.8%	$30.48	13G/A	6/30/2025	13 Aug 2025 11:37:27
Capital Research Global Investors	6%		$246M	11.1M			$22.23	13G	3/31/2025	13 May 2025 11:32:29

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
6/30/2025	0.11%	+0.03%	$544M	15.9M	+4,841,556	+43.8%	$34.19	Q2 2025
3/31/2025	0.06%	+0.03%	$278M	11.1M	+5,294,593		$25.13	Q1 2025
12/31/2024	0.03%	+0%	$126M	5.77M	+353,776	+6.53%	$21.86	Q4 2024
9/30/2024	0.03%	+0.03%	$126M	5.41M	+5,414,432	NEW	$23.30	Q3 2024
9/30/2021		0%	$0	0	-318,541	-100%		Q3 2021
6/30/2021	0%	0%	$8.82M	319K	-53,159	-14.3%	$27.70	Q2 2021
3/31/2021	0%	-0.01%	$9.42M	372K	-928,300	-71.4%	$25.35	Q1 2021
12/31/2020	0.01%	+0.01%	$34.7M	1.3M	+1,300,000	NEW	$26.66	Q4 2020

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.