Allegro MicroSystems Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:6V5 Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
22 Aug 25	Sell€231,246	Roald Webster	Individual	8,266	€27.98
12 Aug 25	Sell€190,742	Richard R. Lury	Individual	7,000	€27.25
04 Aug 25	Sell€135,935	Erin Hagen	Individual	5,043	€26.96
11 Jun 25	Sell€82,199	Richard R. Lury	Individual	3,100	€26.52
04 Jun 25	Sell€165,463	Richard R. Lury	Individual	6,849	€24.16

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of 6V5?
Owner Type	Number of Shares	Ownership Percentage
State or Government	141,968	0.0703%
Individual Insiders	1,306,000	0.647%
Public Companies	59,732,782	29.6%
Institutions	140,638,741	69.7%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 94.46% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
32.3%	Sanken Electric Co., Ltd.	59,732,782	€1.3b	0%	no data
14.8%	FMR LLC	27,430,555	€612.8m	0.81%	0.04%
9.09%	Capital Research and Management Company	16,824,722	€375.9m	5.79%	0.02%
7.72%	The Vanguard Group, Inc.	14,293,465	€319.3m	0.62%	no data
6.15%	BlackRock, Inc.	11,377,418	€254.2m	-3.5%	no data
2.85%	State Street Global Advisors, Inc.	5,281,285	€118.0m	1.7%	no data
2.83%	JP Morgan Asset Management	5,245,670	€117.2m	-6.41%	0.01%
2.45%	Invesco Ltd.	4,541,279	€101.4m	-17.2%	0.03%
1.58%	ClearBridge Investments, LLC	2,932,806	€65.5m	-7.3%	0.05%
1.45%	AllianceBernstein L.P.	2,690,496	€60.1m	-2.51%	0.02%
1.34%	JPMorgan Chase & Co.	2,485,597	€55.5m	3.2%	0.01%
1.28%	Geode Capital Management, LLC	2,369,129	€52.9m	-1.53%	no data
1.19%	Macquarie Investment Management Business Trust	2,197,274	€49.1m	-14.8%	0.07%
1.06%	Dimensional Fund Advisors LP	1,970,550	€44.0m	-6.51%	0.01%
1.03%	Principal Global Investors, LLC	1,914,178	€42.8m	-11.3%	0.02%
0.89%	Kodai Capital Management, L.P.	1,655,806	€37.0m	0%	1.44%
0.85%	Adage Capital Management, L.P.	1,576,627	€35.2m	-27.6%	0.06%
0.76%	Norges Bank Investment Management	1,407,943	€31.5m	0%	no data
0.76%	Eaton Vance Management	1,406,562	€31.4m	-18%	0.01%
0.75%	Point72 Asset Management, L.P.	1,387,817	€31.0m	371%	0.06%
0.72%	Segall Bryant & Hamill, LLC	1,323,726	€29.6m	-0.34%	0.43%
0.7%	Charles Schwab Investment Management, Inc.	1,294,993	€28.9m	4.49%	no data
0.64%	T. Rowe Price Group, Inc.	1,181,828	€26.4m	-14.2%	no data
0.63%	Analog Century Management, LP	1,174,953	€26.2m	-14.3%	1.42%
0.63%	Wellington Management Group LLP	1,160,917	€25.9m	-56%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/12/02 01:43
End of Day Share Price	2025/12/02 00:00
Earnings	2025/09/26
Annual Earnings	2025/03/28

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

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Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Allegro MicroSystems, Inc. is covered by 15 analysts. 11 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Thomas O'Malley	Barclays
Vivek Arya	BofA Global Research
Mark Lipacis	Evercore ISI