Allegro MicroSystems,

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About ALGM

Allegro MicroSystems, Inc. engages in the development and manufacture of sensor integrated circuits (“ICs”) and application-specific analog power ICs. Its sensor ICs enable customers to precisely measure motion, speed, position and current, while its power ICs include high-temperature and high-voltage capable motor driver, power management and light emitting diode driver ICs. 

CEO
Michael C. Doogue
CEOMichael C. Doogue
Employees
4,060
Employees4,060
Headquarters
Manchester, New Hampshire
HeadquartersManchester, New Hampshire
Founded
2013
Founded2013
Employees
4,060
Employees4,060

ALGM Key Statistics

Market cap
7.99B
Market cap7.99B
Price-Earnings ratio
-554.50
Price-Earnings ratio-554.50
Dividend yield
Dividend yield
Average volume
3.02M
Average volume3.02M
High today
$44.05
High today$44.05
Low today
$42.34
Low today$42.34
Open price
$43.51
Open price$43.51
Volume
3.53M
Volume3.53M
52 Week high
$51.40
52 Week high$51.40
52 Week low
$22.41
52 Week low$22.41

Stock Snapshot

The current Allegro MicroSystems,(ALGM) stock price is $42.55, with a market capitalization of 7.99B. The stock trades at a price-to-earnings (P/E) ratio of -554.50.

As of 2026-05-15, Allegro MicroSystems,(ALGM) stock has fluctuated between $42.34 and $44.05. The current price stands at $42.55, placing the stock +0.5% above today's low and -3.4% off the high.

Allegro MicroSystems,(ALGM) shares are trading with a volume of 3.53M, against a daily average of 3.02M.

During the past year, Allegro MicroSystems,(ALGM) stock moved between $22.41 at its lowest and $51.40 at its peak.

During the past year, Allegro MicroSystems,(ALGM) stock moved between $22.41 at its lowest and $51.40 at its peak.

Analyst ratings

100%

of 13 ratings
Buy
100%
Hold
0%
Sell
0%

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