Allegro MicroSystems, Inc.

ALGM·NasdaqGS·Technology
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31.25−2.41 (−7.16%)today
At close: Nov 4, 4:00 PM EST · May be delayed up to 15 min · USD
Pre-market30.34−0.91 (−2.91%)

Prices may be delayed up to 15 min. Not investment advice. News volume: articles in the 4Search index each day.

Key statistics

Previous close33.66
Open33.50
Day range30.5233.85
52-week range22.4171.77
Off day high−7.68%
Off 52-week high−56.46%
Volume3.36M
Avg. volume (3M)2.68M
Market cap5.83B
EPS (TTM)0.1600
Forward P/E20.19
P/E ratio (TTM)195.31
Dividend yield—
Beta (5Y)2.05
Shares outstanding186.48M
Short interest10.57% of float
Earnings dateOct 29, 2026 (est.)
Analyst target48.85
Profit margin3.07%

Against its peers

Compare in full ›
ALGM ON STM MCHP ELG.DE POWI
Market cap 5.83B 27.73B 40.77B 40.91B 2.02B 2.61B
P/E (TTM) 195.3 41.7 80.0 110.8 19.9 106.4
Forward P/E 20.2 15.1 16.9 16.4 14.1 25.2
Price/book 5.8 3.7 2.3 6.3 3.7 3.8
Dividend yield — — 0.79% 2.42% 1.20% 1.84%
1-year change +14.85% +45.98% +92.89% +26.94% +32.22% +28.15%
Today −7.16% −1.87% −6.06% −3.29% −0.84% −0.40%

The closest companies by business and industry (Semiconductors). Prices may be delayed up to 15 min.

Related companies

Compare ›

The businesses closest to Allegro MicroSystems's by what they do, from their descriptions, with the same industry weighted in.

Company Mkt cap Price Today
ON Semiconductor CorporationON · Semiconductors 27.73B 71.24 −1.87%
STMicroelectronics N.V.STM · Semiconductors 40.77B 45.60 −6.06%
Microchip Technology IncorporatedMCHP · Semiconductors 40.91B 75.34 −3.29%
Elmos Semiconductor SEELG.DE · Semiconductors 2.02B 118.00 −0.84%
Power Integrations, Inc.POWI · Semiconductors 2.61B 46.80 −0.40%
Silicon Laboratories Inc.SLAB · Semiconductors 7.41B 222.00 −0.15%
Monolithic Power Systems, Inc.MPWR · Semiconductors 61.53B 1,261.08 −5.06%
Global Mixed-Mode Technology Inc.8081.TW · Semiconductors 21.12B 246.50 −2.18%

Other companies in Semiconductors, closest in size first.

Company Mkt cap Price Today
Impinj, Inc.PI · Seattle, WA 5.56B 180.30 −2.26%
Cirrus Logic, Inc.CRUS · Austin, TX 5.81B 115.99 +3.27%
MaxLinear, Inc.MXL · Carlsbad, CA 5.16B 56.85 −11.13%
LEATEC Fine Ceramics Co., Ltd.6127.TWO · Taoyuan City, Taiwan 5.27B 48.75 −1.81%
Ultra Chip, Inc.3141.TWO · Taipei, Taiwan 5.36B 72.00 −0.41%
Mosel Vitelic Inc.2342.TW · Hsinchu City, Taiwan 5.29B 33.60 −7.69%
Sivers Semiconductors AB (publ)SIVE.ST · Kista, Sweden 5.21B 17.11 −3.22%
ams-OSRAM AG0QWC.IL · Premstätten, Austria 4.31B 16.49 −2.19%

Also based in Manchester, New Hampshire, then elsewhere in New Hampshire.

Company Mkt cap Price Today
Iron Mountain IncorporatedIRM · Portsmouth, NH 35.33B 118.66 +1.69%
Planet Fitness, Inc.PLNT · Hampton, NH 4.35B 57.34 +4.20%
Standex International CorporationSXI · Salem, NH 3.04B 251.42 −2.98%
PC Connection, Inc.CNXN · Merrimack, NH 2.22B 87.81 +0.31%
Albany International Corp.AIN · Portsmouth, NH 2.04B 72.02 −2.24%
Unitil CorporationUTL · Hampton, NH 1.05B 56.54 +3.10%
First Seacoast Bancorp IncFSEA · Dover, NH 81.15M 17.25 0.00%
North European Oil Royalty TrustNRT · Keene, NH 63.69M 6.93 −3.21%

The stocks whose daily moves over the past year went most closely with Allegro MicroSystems's: the correlation of their daily returns, where 1 would be moving as one.

Company Mkt cap Price Today
Monolithic Power Systems, Inc.MPWR · Correlation 0.71 61.53B 1,261.08 −5.06%
Lattice Semiconductor CorporationLSCC · Correlation 0.71 15.23B 107.25 +1.26%
Onto Innovation Inc.ONTO · Correlation 0.70 9.07B 184.82 −8.68%
Microchip Technology IncorporatedMCHP · Correlation 0.68 40.91B 75.34 −3.29%
Power Integrations, Inc.POWI · Correlation 0.67 2.61B 46.80 −0.40%
ON Semiconductor CorporationON · Correlation 0.65 27.73B 71.24 −1.87%
STMicroelectronics N.V.STM · Correlation 0.64 40.77B 45.60 −6.06%
Axcelis Technologies, Inc.ACLS · Correlation 0.64 2.85B 92.14 −5.38%

What visitors to Allegro MicroSystems's page also look at.

Company Mkt cap Price Today
Lattice Semiconductor CorporatiLSCC 15.23B 107.25 +1.26%
MACOM Technology Solutions HoldMTSI 17.80B 233.13 −1.00%
Onto Innovation Inc.ONTO 9.07B 184.82 −8.68%
Axcelis Technologies, Inc.ACLS 2.85B 92.14 −5.38%
SiTime CorporationSITM 12.08B 403.27 −9.35%

From the 4SEARCH.business instruments index: what each company does (its business description), its industry, size, headquarters and the markets it serves; and from a year of daily prices, which move together. Prices may be delayed up to 20 min.

Latest news

All ALGM news ›
Electronicsmedia··2 outletsPositive

Allegro MicroSystems Introduces New Power and Cooling Solutions for Sustainable 800V AI Data Centers

Allegro AI Data Center Solutions – Allegro MicroSystems, Inc. (“Allegro”) (Nasdaq: ALGM), a global leader in power and sensing solutions for motion control and energy-efficient systems, announced a series of products for AI data centers…

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More from 1 other outlet
Markets Daily··2 outletsPositive

Allegro MicroSystems, Inc. (NASDAQ:ALGM) Stock Has Average Target Price of $51.58 According to Brokerages

Posted by Tristan Rich on Oct 31st, 2026 View Our Latest Stock Analysis on ALGM Here are the key news stories impacting Allegro MicroSystems this week: Allegro MicroSystems, Inc is a semiconductor company that develops and manufactures…

ALGM
More from 1 other outlet
@_AlphaStreet·Positive

Allegro MicroSystems Jumps 5.1% Amid Sector-Wide Rally

AlphaStreet AlphaStreet Newsdesk powered by AlphaStreet Intelligence Allegro MicroSystems surged 5.1% on Monday as a broad rally swept through semiconductor stocks, lifting shares to $33.24. The Santa Clara-based chipmaker rode a powerful…

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From the 4Search news index, newest first.

In the news

17mentions in 30 days
16with it in the headline
Positivesentiment

Mentioned with

Nvidia8Advanced Micro Devices7Allegro Microsystems, Inc.5Alcoa Corporation4Brokerages4Marvell Technology4Micron4Micron Technology4

People in the coverage

Danessa Lincoln7Kim Johansen7Michael Walen6Jon Eastick5Katarzyna Ostap-Tomann5Abigail P. Johnson4

Themes

AMD5Earnings5SEC Filings5Stock Market News5All News and Stock Ideas4Healthcare4Stock Market4Advanced Micro Devices3

Most coverage from

  1. stocktitan.net3
  2. themarketsdaily.com3
  3. defenseworld.net2
  4. news.alphastreet.com2
  5. seekingalpha.com2

Finance and business coverage in the 4SEARCH.business news index: articles that name it in the headline, or in the text beside its ticker. Sentiment is the index's own reading of the latest 17 articles, not a forecast.

Market data is provided for information only and comes from free public sources. Prices may be delayed up to 15 minutes; data may be incomplete or inaccurate. Nothing on this page is investment advice or a recommendation to buy or sell any security. News and coverage analytics are drawn from the 4SEARCH.business index. Terms of use. How to use Finance