How to Buy Allegro MicroSystems, Inc. Common Stock (ALGM) Stock

Where to buy ALGM

13 brokers in our matrix offer ALGM. Verify availability and current fees with each broker before trading.

Broker	Commission	Fractional	Extended	Overnight	Options	OTC access
Charles Schwab (thinkorswim)Review	$0	Schwab Stock Slices, S&P 500 only, ≥ $5/slice, up to 30 at once		~1,130	$0.65	Most (3/5)
E*TRADE (Morgan Stanley)Review	$0 listed			~20	$0.65	Most (4/5)
FidelityReview	$0	Stocks by the Slice, 7,000+ stocks/ETFs, from $1			$0.65	Partial (2+0)
FirstradeReview	$0	~4,000+ tickers, ≥ $5		~1,200	$0	Most (4/5)
Interactive BrokersReview	$0 (Lite) / per-share (Pro)			~10,000	per-contract pricing	Full
Merrill EdgeReview	$0				$0.65	Most (3/5)
MoomooReview	$0				$0	Limited only
Public.comReview	$0				rebate model	Limited only
RobinhoodReview	$0	≥ $1 stocks, market cap ≥ $25M		~1,134	$0	None
SoFi Active InvestingReview	$0				$0	Partial (1+2)
tastytradeReview	$0 stocks				$1.00 open, $0 close (capped at $10 per leg)	Limited only
TradeStationReview	$0 listed				$0.50 / $0.60	Most (4/5)
WebullReview	$0				$0	Limited only

24-Hour / Overnight trading

ALGM may be eligible for overnight trading via Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), Webull, Moomoo, Firstrade. Each broker maintains its own eligibility list — confirm before placing an order.

About Allegro MicroSystems, Inc. Common Stock

Allegro Microsystems Inc is a designer, developer, fabless manufacturer, and marketer of sensor ICs and application-specific analog power ICs for automotive and industrial markets. Its Sensor IC allows customers to precisely measure motion, speed, position, and current, and Power ICs include high-temperature and high-voltage capable motor drivers, power management, and LED driver ICs. Its products are divided into three categories such as SENSE which includes Current Sensors, Switches and Latches, and Interface ICs among others; REGULATE which includes Regulators, ClearPower Modules, and LED Drivers; and DRIVE which includes BLDC Drivers, Brush DC, and others. Key revenue for the company is generated from Greater China and the rest from the United States, Japan, Europe, and other regions.

Sector

SEMICONDUCTORS & RELATED DEVICES

Employees

4,060

Headquarters

MANCHESTER, NH

Listed

2020-10-29

Market cap

$8.21B

Frequently asked

Where can I buy Allegro MicroSystems, Inc. Common Stock (ALGM)?

ALGM is offered by 13 brokers in our matrix, including Charles Schwab (thinkorswim), E*TRADE (Morgan Stanley), Fidelity, Firstrade, Interactive Brokers. Compare commissions, fractional eligibility, and overnight availability in the broker matrix above.

Can I buy ALGM after hours or overnight?

Yes. ALGM is on the 24-hour eligibility list for Charles Schwab (thinkorswim), Interactive Brokers, Robinhood, E*TRADE (Morgan Stanley), and others. Overnight sessions route through ATSs with wider spreads and limit-orders only.

Does Robinhood offer ALGM?

Yes. Robinhood offers ALGM as a regular exchange-listed security.

Does Fidelity offer ALGM?

Yes. Fidelity offers ALGM as a regular exchange-listed security.

Does Webull offer ALGM?

Yes. Webull offers ALGM as a regular exchange-listed security.

Is ALGM optionable?

Yes. ALGM has listed options contracts. Per-contract pricing varies by broker — see the Options column in the matrix.

Is there a tokenized version of ALGM?

Not in our current dataset. The tokenized stock universe (Kraken xStocks, Binance Alpha/Ondo, Robinhood EU, Hyperliquid HIP-3) is expanding quickly — we refresh quarterly.

Can I buy a fractional share of ALGM?

Yes. Multiple brokers in the matrix support fractional shares for ALGM — see the Fractional column above for per-broker eligibility and minimums.