How to Buy Oklo Inc. (OKLO) Stock

Where to buy OKLO

13 brokers in our matrix offer OKLO. 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

OKLO 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 Oklo Inc.

Oklo Inc is developing fission power plants to provide clean, reliable, and affordable energy at scale. It is pursuing two complementary tracks to address this demand: providing reliable, commercial-scale energy to customers; and selling used nuclear fuel recycling services to the U.S. market. The Company plans to commercialize its liquid metal fast reactor technology with the Aurora powerhouse product line. The first commercial Aurora powerhouse is designed to produce up to 15 megawatts of electricity (MWe) on both recycled nuclear fuel and fresh fuel.

Sector

ELECTRIC SERVICES

Employees

205

Headquarters

SANTA CLARA, CA

Listed

2024-05-10

Market cap

$10.89B

Frequently asked

Where can I buy Oklo Inc. (OKLO)?

OKLO 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 OKLO after hours or overnight?

Yes. OKLO 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 OKLO?

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

Does Fidelity offer OKLO?

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

Does Webull offer OKLO?

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

Is OKLO optionable?

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

Is there a tokenized version of OKLO?

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 OKLO?

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