How to Buy BERKSHIRE HATHAWAY Class B (BRK.B) Stock

Where to buy BRK.B

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

Broker	Commission	Fractional	Extended	Overnight	Options	OTC access
Charles Schwab (thinkorswim)	$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)	$0 listed			~20	$0.65	Most (4/5)
Fidelity	$0	Stocks by the Slice, 7,000+ stocks/ETFs, from $1			$0.65	Partial (2+0)
Firstrade	$0	~4,000+ tickers, ≥ $5		~1,200	$0	Most (4/5)
Interactive Brokers	$0 (Lite) / per-share (Pro)			~10,000	per-contract pricing	Full
Merrill Edge	$0				$0.65	Most (3/5)
Moomoo	$0				$0	Limited only
Public.com	$0				rebate model	Limited only
Robinhood	$0	≥ $1 stocks, market cap ≥ $25M		~1,134	$0	None
SoFi Active Investing	$0				$0	Partial (1+2)
tastytrade	$0 stocks				$1.00 open, $0 close (capped at $10 per leg)	Limited only
TradeStation	$0 listed				$0.50 / $0.60	Most (4/5)
Webull	$0				$0	Limited only

24-Hour / Overnight trading

BRK.B 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 BERKSHIRE HATHAWAY Class B

Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis. Berkshire generated close to $371.4 billion in operating revenue in during 2025.

Sector

FIRE, MARINE & CASUALTY INSURANCE

Employees

387,800

Headquarters

OMAHA, NE

Listed

1996-05-09

Market cap

$1.05T

Frequently asked

Where can I buy BERKSHIRE HATHAWAY Class B (BRK.B)?

BRK.B 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 BRK.B after hours or overnight?

Yes. BRK.B 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 BRK.B?

Yes. Robinhood offers BRK.B as a regular exchange-listed security.

Does Fidelity offer BRK.B?

Yes. Fidelity offers BRK.B as a regular exchange-listed security.

Does Webull offer BRK.B?

Yes. Webull offers BRK.B as a regular exchange-listed security.

Is BRK.B optionable?

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

Is there a tokenized version of BRK.B?

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 BRK.B?

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