Allegro MicroSystems (ALGM) - Market capitalization

Market cap: A$12.59 Billion

As of May 2026 Allegro MicroSystems has a market cap of A$12.59 Billion. This makes Allegro MicroSystems the world's 2183th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.

Market cap history of Allegro MicroSystems from 2020 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	A$12.59 B	69.54%
2025	A$7.42 B	12.64%
2024	A$6.59 B	-22.9%
2023	A$8.55 B	1.33%
2022	A$8.43 B	-10.85%
2021	A$9.46 B	44.14%
2020	A$6.56 B

End of Day market cap according to different sources

On May 1st, 2026 the market cap of Allegro MicroSystems was reported to be:

A$12.59 Billion

by Nasdaq

A$12.59 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Power Integrations POWI	A$5.66 B	-55.00%	🇺🇸 USA
Photronics PLAB	A$4.10 B	-67.41%	🇺🇸 USA
PDF Solutions PDFS	A$2.46 B	-80.41%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Allegro MicroSystems (ALGM)

Market cap: A$12.59 Billion