Allegro MicroSystems, Inc. (ALGM) stock
ALGMNasdaqSemiconductors & Related DevicesFiscal year ends March 31
Financials through Q2 FY2027, quarter ended Sep 25, 2026Last filing: 10-Q on Oct 30, 2026Score 7/30113% above fair value
$30.13−1.58 (-4.98%)
Close on Nov 13, 2026Market cap $5.62BP/E 200.9Yield –
Allegro MicroSystems pe ratio
The price-to-earnings ratio is the share price divided by diluted earnings per share over the trailing twelve months.
Allegro MicroSystems's pe ratio was 214.1× on Nov 11, 2026, against 27.6× a year earlier. Over the last 4 years it ranged from 6.5× to 605.8×, with a median of 46.5×.
PE Ratio at the end of each year
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| 2026 | Nov 11, 2026 | 214.1× | +159.2 |
| 2024 | Oct 31, 2024 | 54.8× | +31.6 |
| 2023 | Dec 29, 2023 | 23.3× | −25.9 |
| 2022 | Dec 30, 2022 | 49.2× | −57.4 |
| 2021 | Dec 31, 2021 | 106.6× | +99.3 |
| 2020 | Dec 31, 2020 | 7.3× | – |
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