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LeveL ATS is a U.S. alternative trading system (dark pool) operated by consortium-owned LeveL Markets, LLC, offering low-cost, low-latency continuous crossing to minimize market impact.

Last updated September 28, 2026

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Overview

LeveL ATS is a U.S. alternative trading system (ATS) — commonly described as a dark pool — operated by LeveL Markets, LLC. It provides a continuous crossing platform designed to let subscribers trade in a non-displayed environment, with the stated goals of minimizing information leakage and market impact while keeping costs and latency low. The venue supports bi-lateral and multilateral trading, allowing participants to interact with specified single or multiple contra parties, and it offers channel partitioning so that meaningfully different types of order flow can be separated by trading behavior, business unit, or a combination of the two. LeveL ATS supports a range of order types, including resting and IOC (immediate-or-cancel) market, limit, and peg orders. Market orders match at the opposite side of the NBBO or better; limit orders match at their limit price or better; and peg orders include market peg, midpoint peg, and primary peg variants. The platform also supports conditional orders, which never execute directly but instead trigger an invitation for a firm-up response order when they would otherwise have matched, as well as VWAP orders such as the VWAP full-day order that anchors two or more orders. LeveL ATS traces its founding to 2006. In 2022, LeveL merged with Luminex to form LeveL Markets, LLC, a consortium-owned organization that owns and operates both the LeveL ATS and Luminex ATS. LeveL Markets is headquartered in Boston and maintains a presence in Charleston, Chicago, New York, California, and Florida. Its management team includes Chief Executive Officer Steve Miele, General Counsel & Chief Corporate Development Officer John F. Linares, Chief Technology Officer Kirk Hedden, Chief Compliance Officer & Chief Information Security Officer James Dolan, Chief Data Officer Hannes Greim, Chief Product Officer David Hagen, and Chief Financial Officer Michael Stupay. As an ATS, LeveL ATS is a broker-dealer-operated trading venue rather than a stock exchange, and it is regulated accordingly by the U.S. Securities and Exchange Commission. It competes in the market for off-exchange U.S. equities trading, where institutional investors seek to execute large or sensitive orders with reduced signaling risk. The venue publishes volume statistics; its official site has cited figures such as LeveL total matched volume and LeveL average daily volume, with the caveat that figures are double-counted to include all volume traded on LeveL ATS.

History

LeveL ATS was founded in 2006, according to the official history published by its operator, LeveL Markets, LLC. It was established as an alternative trading system (ATS) for U.S. equities, providing a non-displayed continuous crossing venue intended to let subscribers trade with reduced market impact and information leakage. Over the years it built a business around continuous crossing, bi-lateral and multilateral trading, and channel partitioning, and it developed a range of order types including market, limit, peg, conditional, and VWAP orders. A major turning point came in 2022, when LeveL merged with Luminex to create LeveL Markets, LLC. The new entity is described as a consortium-owned organization that owns and operates both the LeveL ATS and the Luminex ATS. Luminex itself had been founded in 2015, and the combination brought two institutional dark pools under common ownership. LeveL Markets is headquartered in Boston and lists additional team locations in Charleston, Chicago, New York, California, and Florida. The combined firm emphasizes a customer-first culture and a team of trading, technology, and market structure professionals. Its management team includes CEO Steve Miele, General Counsel & Chief Corporate Development Officer John F. Linares, Chief Technology Officer Kirk Hedden, Chief Compliance Officer & Chief Information Security Officer James Dolan, Chief Data Officer Hannes Greim, Chief Product Officer David Hagen, and Chief Financial Officer Michael Stupay. LeveL ATS continues to operate as an active U.S. trading venue. Its official site has published volume statistics such as LeveL total matched volume and LeveL average daily volume, noting that the figures are double-counted to include all volume traded on LeveL ATS. As an ATS, it operates within the U.S. regulatory framework for alternative trading systems rather than as a registered national securities exchange.

  • 2022

    LeveL and Luminex merge to form LeveL Markets, LLC, which owns and operates LeveL ATS and Luminex ATS.

  • 2015

    Luminex founded (later merged with LeveL).

  • 2006

    LeveL ATS founded.

Products and positioning

Stable, low-cost, low-latency continuous crossing platform designed to minimize market impact and information leakage in a dark pool environment.

  • Continuous Crossing

    Seamless trading in a dark pool environment, minimizing information leakage and market impact.

  • Bi-Lateral and Multilateral Trading

    Allows users to trade with specified single or multiple contra parties in a dedicated way within the platform.

  • Channel Partitioning

    Partitions meaningfully different types of order flow for a given subscriber, based on trading behaviors, business units, or a combination.

  • Market Orders

    Match at the opposite side of the NBBO or better.

  • Limit Orders

    Match at their limit price or better.

  • Peg Orders

    Market Peg, Midpoint Peg, and Primary Peg variants.

  • Conditional Orders

    Never execute; instead trigger an invitation for a Firm-Up Response Order when they would otherwise have matched.

  • VWAP Orders

    VWAP Full Day Order anchors two or more orders and executes.

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