How to Buy ACI Worldwide, Inc. (ACIW) Stock

Where to buy ACIW

13 brokers in our matrix offer ACIW. 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

ACIW 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 ACI Worldwide, Inc.

ACI Worldwide Inc develops, markets, and installs a portfolio of software products focused on facilitating electronic payments. The firm's products are sold and supported directly and through distribution networks covering three geographic regions - the Americas, EMEA, and Asia Pacific. ACI software products process payment transactions for retail banking clients, billers such as utilities and healthcare providers, and community banks and credit unions. ACI's customers are financial institutions all over the world, but the majority of the revenue is generated in the United States and EMEA regions. The company's operating segment includes Payment Software and Biller. The company generates the majority of its revenue from the Payment Software segment.

Sector

SERVICES-PREPACKAGED SOFTWARE

Employees

2,930

Headquarters

ELKHORN, NE

Listed

1995-02-23

Market cap

$4.29B

Frequently asked

Where can I buy ACI Worldwide, Inc. (ACIW)?

ACIW 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 ACIW after hours or overnight?

Yes. ACIW 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 ACIW?

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

Does Fidelity offer ACIW?

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

Does Webull offer ACIW?

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

Is ACIW optionable?

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

Is there a tokenized version of ACIW?

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 ACIW?

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