Allegro MicroSystems - 5 Year Stock Price History | ALGM

Historical daily share price chart and data for Allegro MicroSystems since 2020 adjusted for splits and dividends. The latest closing stock price for Allegro MicroSystems as of June 20, 2025 is 30.96.
  • The all-time high Allegro MicroSystems stock closing price was 52.72 on July 18, 2023.
  • The Allegro MicroSystems 52-week high stock price is 33.26, which is 7.4% above the current share price.
  • The Allegro MicroSystems 52-week low stock price is 16.38, which is 47.1% below the current share price.
  • The average Allegro MicroSystems stock price for the last 52 weeks is 23.91.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Allegro MicroSystems Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 24.5034 22.8100 31.1900 16.5300 30.9600 41.63%
2024 25.9049 29.4950 33.1500 19.0700 21.8600 -27.78%
2023 37.5672 29.3200 52.7200 24.8600 30.2700 0.83%
2022 25.7208 36.4100 36.4100 19.6300 30.0200 -17.03%
2021 29.1953 25.5200 36.4600 22.8600 36.1800 35.71%
Sector Industry Market Cap Revenue
Computer and Technology Semiconductors $5.745B $0.725B
Allegro MicroSystems Inc. is a designer, developer, fabless manufacturer and marketer of sensor integrated circuits and application-specific analog power ICs enabling emerging technologies in the automotive and industrial markets. Its diverse product portfolio provides solutions for the electrification of vehicles, automotive ADAS safety features, automation for Industry 4.0 and power-saving technologies for data centers and green energy applications. Allegro MicroSystems Inc. is based in Manchester, New Hampshire.
Stock Name Country Market Cap PE Ratio
Broadcom (AVGO) United States $1181.794B 50.25
QUALCOMM (QCOM) United States $168.686B 16.34
ARM Holdings (ARM) United Kingdom $154.706B 137.78
Applied Materials (AMAT) United States $138.704B 18.77
Lam Research (LRCX) United States $117.986B 25.45
Marvell Technology (MRVL) United States $64.744B 57.21
Infineon Technologies AG (IFNNY) Germany $51.192B 22.92
ASE Technology Holding (ASX) Taiwan $22.936B 22.11
United Microelectronics (UMC) Taiwan $20.775B 15.31
GlobalFoundries (GFS) United States $20.530B 29.24
Credo Technology (CRDO) Cayman Islands $14.533B 317.00
Lattice Semiconductor (LSCC) United States $7.012B 108.49
Nova (NVMI) Israel $6.822B 33.88
Rambus (RMBS) United States $6.504B 33.45
Cirrus Logic (CRUS) United States $5.352B 16.97
Amkor Technology (AMKR) United States $5.030B 15.91
Rohm (ROHCY) Japan $4.542B 0.00
Tower Semiconductor (TSEM) Israel $4.420B 22.16
Impinj (PI) United States $3.018B 400.46
FormFactor (FORM) United States $2.566B 42.14
Synaptics (SYNA) United States $2.450B 56.25
Diodes (DIOD) United States $2.335B 41.25
Ambarella (AMBA) United States $2.242B 0.00
Soitec SA (SLOIF) France $2.045B 0.00
Himax Technologies (HIMX) Taiwan $1.641B 19.14
Navitas Semiconductor (NVTS) United States $1.343B 0.00
Applied Optoelectronics (AAOI) United States $1.098B 0.00
Ams-OSRAM AG (AMSSY) Austria $0.949B 0.00
NLight (LASR) United States $0.908B 0.00
Alpha And Omega Semiconductor (AOSL) United States $0.718B 0.00
Indie Semiconductor (INDI) United States $0.682B 0.00
Ichor Holdings (ICHR) United States $0.596B 0.00
Ceva (CEVA) United States $0.493B 0.00
SkyWater Technology (SKYT) United States $0.427B 0.00
SEALSQ (LAES) Switzerland $0.349B 0.00
POET Technologies (POET) Canada $0.346B 0.00
NVE (NVEC) United States $0.338B 22.49
Quantum-Si (QSI) United States $0.321B 0.00
Valens Semiconductor (VLN) Israel $0.242B 0.00
Aeluma (ALMU) United States $0.210B 0.00
Nano Labs (NA) China $0.187B 0.00
Atomera (ATOM) United States $0.155B 0.00
IQE (IQEPF) United Kingdom $0.139B 0.00
Silvaco (SVCO) United States $0.136B 0.00
QuickLogic (QUIK) United States $0.095B 0.00
AXT Inc (AXTI) United States $0.087B 0.00
Coda Octopus Group (CODA) United States $0.082B 24.40
GCT Semiconductor Holding (GCTS) United States $0.068B 0.00
Sono-Tek (SOTK) United States $0.059B 47.25
Sequans Communications S.A (SQNS) France $0.048B 0.87
Mobix Labs (MOBX) United States $0.042B 0.00
Pixelworks (PXLW) United States $0.035B 0.00
SemiLEDS (LEDS) Taiwan $0.021B 0.00
SmartKem (SMTK) United Kingdom $0.005B 0.00