Stock price history for Allegro MicroSystems (ALGM)

Highest end of day price: HK$546.13 HKD on 2026-06-30

Lowest end of day price: HK$129.67 HKD on 2025-04-21

Stock price history of Allegro MicroSystems from 2020 to 2026

Annual Stock Price Performance

Year	Performance
2026	21.72%
2025	15.65%
2024	-25.89%
2023	3.24%
2022	-17.55%
2021	41.77%
2020	50.62%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Power Integrations POWI	HK$362.14	-0.70%	🇺🇸 USA
Photronics PLAB	HK$219.88	-3.11%	🇺🇸 USA
PDF Solutions PDFS	HK$318.64	-2.80%	🇺🇸 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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