Brokerage Services
Provider 
Founded 2020
Sells To —
Pricing Model —
Ownership Venture-backed

Atomic Brokerage Services lets companies launch investing in fractional stocks, bonds, ETFs and alternatives across global markets.
Atomic's Brokerage Services provide an API-first infrastructure for companies to offer investing in fractional stocks, bonds, mutual funds, ETFs and alternative investments to their end users. The service is backed by Atomic Brokerage LLC, a FINRA-registered broker-dealer, with custody at BNY Pershing and Bank of New York Mellon.
It targets fintechs, banks and consumer-facing companies, complementing Atomic's wealth-management and cash-management solutions on a single regulated platform.
| Attribute | Brokerage Services | Investment API | |
|---|---|---|---|
| Provider | |||
| Founded | 2020 | 2017 | |
| Sells To | — | B2B | |
| Pricing Model | — | B2B SaaS | |
| Ownership | Venture-backed | Venture-backed |
Provider 
Founded 2020
Sells To —
Pricing Model —
Ownership Venture-backed
Provider 
Founded 2017
Sells To B2B
Pricing Model B2B SaaS
Ownership Venture-backed



All-in-one investing platform for stocks, ETFs, options, crypto, IPOs, fractional shares, and automated robo-advisory.


Alpaca Broker API provides developers and businesses with easy-to-use APIs for stock, options, crypto trading, and embedded investing.


Ally Invest is a digital investment platform offering self-directed trading, managed portfolios, and forex.


Embedded digital investing for credit unions and community banks.



Unified API to connect retail brokerages for accounts, positions, and trading.

Multi-asset investing platform for stocks, bonds, crypto, and options.

All-in-one investing platform for stocks, ETFs, options, crypto, IPOs, fractional shares, and automated robo-advisory.
Robinhood Broker API for stock and crypto trading.




AltQuote generates indicative quotes on over 121,500 alternative asset funds within seconds.



Fireblocks Trading and Brokerage connects institutions to broker-dealers and OTC desks with onchain settlement.


Commission-free stock trading and investing app with fractional shares and crypto.

Alpaca Broker API provides developers and businesses with easy-to-use APIs for stock, options, crypto trading, and embedded investing.

Ally Invest is a digital investment platform offering self-directed trading, managed portfolios, and forex.

Embedded digital investing for credit unions and community banks.

Curated stock recommendation service from Seeking Alpha.

Unified API to connect retail brokerages for accounts, positions, and trading.

Robinhood Broker API for stock and crypto trading.

End-to-end wealth management platform for financial advisors

API for brokerage account data retrieval and order placement.

AltQuote generates indicative quotes on over 121,500 alternative asset funds within seconds.

API product for investment account balances, holdings, and transactions.

Fireblocks Trading and Brokerage connects institutions to broker-dealers and OTC desks with onchain settlement.

Commission-free stock trading and investing app with fractional shares and crypto.
