Allegro MicroSystems (ALGM) - Market capitalization

Market cap: C$17.91 Billion

As of June 2026 Allegro MicroSystems has a market cap of C$17.91 Billion. This makes Allegro MicroSystems the world's 1710th 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	C$17.91 B	162.94%
2025	C$6.81 B	15.75%
2024	C$5.88 B	-23.85%
2023	C$7.72 B	-0.84%
2022	C$7.79 B	-10.91%
2021	C$8.74 B	35.84%
2020	C$6.43 B

End of Day market cap according to different sources

On Jun 29th, 2026 the market cap of Allegro MicroSystems was reported to be:

C$17.58 Billion

by Nasdaq

C$17.58 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Power Integrations POWI	C$6.51 B	-63.64%	🇺🇸 USA
Photronics PLAB	C$2.70 B	-84.90%	🇺🇸 USA
PDF Solutions PDFS	C$4.17 B	-76.71%	🇺🇸 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: C$17.91 Billion