Allegro MicroSystems (ALGM) - Market capitalization

Market cap: S$8.44 Billion

As of September 2026 Allegro MicroSystems has a market cap of S$8.44 Billion. This makes Allegro MicroSystems the world's 2695th 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	S$8.44 B	32.26%
2025	S$6.38 B	14.57%
2024	S$5.57 B	-27.56%
2023	S$7.69 B	-0.06%
2022	S$7.69 B	-17.02%
2021	S$9.27 B	38.88%
2020	S$6.68 B

End of Day market cap according to different sources

On Sep 21st, 2026 the market cap of Allegro MicroSystems was reported to be:

S$8.44 Billion

by Nasdaq

S$8.44 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Power Integrations POWI	S$3.53 B	-58.20%	🇺🇸 USA
Photronics PLAB	S$2.20 B	-73.84%	🇺🇸 USA
PDF Solutions PDFS	S$2.51 B	-70.19%	🇺🇸 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: S$8.44 Billion