Where Blocks Live

We’re Luminex®, the industry’s leading block-trading ATS. We help institutional investors lower costs and improve performance through our efficient, technology-optimized models.

Last Month's Metrics

  • 127M

    Shares Traded (double counted)

  • 26.5K

    Average Fill

  • $8.5B

    Notional Traded

Efficiency. Transparency. Control.

Luminex’s advanced trading technology enables today’s buy-side traders to more efficiently source block liquidity.

Block Discovery

Innovative trading technology starts with a “hybrid” platform supporting NEGOTIABLE, FIRM and CONDITIONAL orders with minimum required block quantities and the option to negotiate for increased order size.







Controlled Trading

Transparent trading rules and protocols help protect trade anonymity and minimize information leakage.

Disruptive Pricing

Luminex’s low-commission model creates opportunities for buy-side firms to pass on savings and potential improved portfolio performance to their clients.


Luminex offers superior execution quality with minimal information leakage. Our collaborative approach seeks to improve trust, liquidity, and control, helping buy-side traders execute large block trades only with venue-approved participants. Other important venue attributes include:

Unique Industry Consortium

serving as a forum to address critical industry issues and needs.








Vetted Subscribers

to minimize information leakage and provide superior quality execution.


to protect clients’ trades and work for the benefit of all.