WallStreetZenWallStreetZen

NASDAQ: ALGM
Allegro Microsystems Inc Stock Ownership - Who owns Allegro Microsystems?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Allegro Microsystems Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Richard MadormoSVP Worldwide Sales2026-06-035,000$52.72
$263.60kSell
Troy ColemanSVP General Manager Products2026-05-224,500$45.72
$205.74kSell
Roald Graham WebsterVP Chief Accounting Officer2026-05-215,217$44.89
$234.17kSell
Ian KentSVP Global Operations2026-05-182,642$41.56
$109.80kSell
Richard MadormoSVP Worldwide Sales2026-05-165,439$43.10
$234.42kSell
Sharon BrianskySVP GC and Secretary2026-05-1613,942$43.10
$600.90kSell
Troy ColemanSVP General Manager Products2026-05-169,670$43.10
$416.78kSell
Derek DantilioEVP CFO Treasurer2026-05-1637,840$43.10
$1.63MSell
Michael DooguePresident and CEO2026-05-1660,508$43.10
$2.61MSell
Erin HagenSVP CHRO2026-05-165,815$43.10
$250.63kSell

1 of 3

ALGM insiders have sold more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when ALGM insiders and whales buy or sell their stock.

ALGM Shareholders

What type of owners hold Allegro Microsystems Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Sanken Electric Co Ltd32.08%59,732,782$3.01BInsider
Fmr LLC14.72%27,421,206$1.38BInstitution
Oep Skna LP9.48%17,649,247$889.61MInsider
Blackrock Inc6.71%12,494,868$629.80MInstitution
Capital Research Global Investors6.68%12,435,558$626.81MInstitution
Invesco Ltd4.70%8,751,481$441.12MInstitution
Jpmorgan Chase Co4.65%8,652,068$436.11MInstitution
Vanguard Portfolio Management LLC4.25%7,920,042$399.21MInstitution
Vanguard Capital Management LLC2.93%5,464,718$275.45MInstitution
State Street Corp2.81%5,228,104$263.52MInstitution

1 of 3

ALGM vs Semiconductor Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ALGM62.16%37.84%Net SellingNet Selling
SIMO20.19%0.84%Net SellingNet Selling
QRVO92.54%7.46%Net SellingNet Selling
CRUS96.88%3.12%Net SellingNet Selling
VSH97.18%2.33%Net Selling
View Top Semiconductor Stocks

Allegro Microsystems Stock Ownership FAQ

Who owns Allegro Microsystems?

Allegro Microsystems (NASDAQ: ALGM) is owned by 74.27% institutional shareholders, 45.21% Allegro Microsystems insiders, and 0.00% retail investors. Sanken Electric Co Ltd is the largest individual Allegro Microsystems shareholder, owning 59.73M shares representing 32.08% of the company. Sanken Electric Co Ltd's Allegro Microsystems shares are currently valued at $3.01B.

If you're new to stock investing, here's how to buy Allegro Microsystems stock.
©2026 WallStreetZen
Company
AboutNewsBlogStock Investing FAQPlansPrivacy PolicyTerms of ServiceCancellation & RefundsPerformanceHelp GuidesContactTwitterYouTubeNewsletter
Stock Tools
Top Performing AnalystsStock ScreenerStock ForecastTrending StocksStrong Buy StocksHighest Earnings StocksBest Dividend Paying StocksStatisticsStock Market SectorsStock Market IndustriesHow to Buy Stocks Online
Stock Ideas
Buy The DipBiggest Stock Gainers TodayBiggest Stock Losers Today52 Week High Stocks52 Week Low StocksMost Active Stocks TodayMost Undervalued StocksBest Penny Stocks to Buy NowBest Stocks Under $5Best Stocks Under $10
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.