Identify your principal owner(s). QCMC was formed on November 10, 1998 and became registered with the SEC as an investment adviser on May 24, 2001. QCML was formed in August 2010 and became registered with the SEC as an investment adviser on June 13, 2011 as a related adviser, per rule 203A-2(b). Both entities are under common control and subject to the same compliance program. QCMC provides discretionary investment advisory services, including, but not limited to, managing and directing the investment and reinvestment of assets for private investment partnerships, via a trading-feeder structure, to the following entity:
• Quantlab Trading Partners, L.P., a Cayman Islands exempted limited partnership (“QTP”) QCML provides discretionary investment advisory services, including, but not limited to, managing and directing the investment and reinvestment of assets for private investment partnerships, via a trading-feeder structure, to the following entity:
• Q1 Partners, LP, a Cayman Islands exempted limited partnership (“Q1”) Each of QTP and Q1 may be referred to individually in this Brochure as a “Partnership” and together as the “Partnerships”, “Trading Partnerships” or “Advisory Clients.” The terms for each Partnership are disclosed in the Partnership’s Term Sheets, Limited Partnership Agreements and/or other operative documents (as applicable) (the “Governing Documents”) that are provided to prospective investors prior to investment. QCMC and QCML each act as the trading manager, investment adviser, and general partner to each of their respective Partnerships. QCMC invests primarily in equities and other securities on behalf of QTP. QCML invests primarily in futures and other commodity interests on behalf of Q1. Quantlab Brokerage, LLC (“QLB”), an affiliate of Quantlab, is registered as a broker-dealer and is a member firm of the Financial Industry Regulatory Authority (“FINRA”). QLB provides U.S. equity order routing services to one of Quantlab’s Advisory Clients. Further, Quantlab Technologies Ltd., a BVI business company (“QLT”), owns the software that was developed by Quantlab Financial, LLC, a Delaware limited liability company (“QLF”) and is used by Quantlab to manage the Partnerships. It should also be noted that QLT pays QLF to maintain the software and provide other resources necessary to support the deployment and commercial use of the software. Finally, Quantlab Group, L.P. (“QLG”) is a feeder fund to both QTP and Q1. Travis Varner serves as Portfolio Manager for QCML and QCMC. QLF is the sole direct owner of Quantlab. QLF is managed by Andrew Bosarge. Quantlab does not have any direct employees. On the basis of documented inter- company agreements, Quantlab utilizes outsourcing services and employees of its parent company, QLF, and affiliates of QLF to carry out its activities (and reflects this number of employees on its Form ADV). specializing in a particular type of advisory service, such as financial planning, quantitative analysis, or market timing, explain the nature of that service in greater detail. If you provide investment advice only with respect to limited types of investments,

explain the type of investment advice you offer, and disclose that your advice is limited to those types of investments. Quantlab provides investment advisory services to pooled investment subsidiaries operating as proprietary trading partnerships trading entirely for their own accounts. Quantlab advises such proprietary trading partnerships for a select group of employees of QLF and its affiliates, and the founders of QLT (the “Partnership Investors”). Quantlab is not offering interests/shares of its Partnerships to persons outside of these groups. Quantlab’s general investment objective for its Advisory Clients is to seek to generate short-term capital appreciation with volatility that is substantially lower than that of the equity market and returns that demonstrate little or no correlation with either equity or fixed income markets. In this regard, Quantlab utilizes a number of proprietary investment technologies that are automated and quantitatively based technologies, utilizing state of the science modeling methodologies. The limited capacity and nature of this strategy make it suitable for a very limited, select group of investors. Quantlab generally imposes no limits on the types of securities or other instruments in which it (on behalf of its Advisory Clients) may take positions, the types of positions it may take, the concentration of its investments, or the amount of leverage that may be employed including the extent of margin trading and short positions. Quantlab retains broad discretion to employ any securities or commodity interest trading or investment techniques, including equity derivatives. There can be no assurance that the investment objectives of the Partnerships will be achieved. Notwithstanding the foregoing and to specify, in pursuit of the respective Advisory Clients’ investment objectives, QCMC invests primarily in equities and other securities on behalf of QTP and QCML invests primarily in futures and other commodity interests on behalf of Q1. individual needs of clients. Explain whether clients may impose restrictions on investing in certain securities or types of securities. Quantlab utilizes automated technology to effect trading on behalf of its Advisory Clients. As such, Quantlab is able to focus investments for Q1 on futures and other commodity interests and focus investments for QTP on equities and other securities, by way of example. services, (1) describe the differences, if any, between how you manage wrap fee accounts and how you manage other accounts, and (2) explain that you receive a portion of the wrap fee for your services. Quantlab does not participate in wrap fee programs. discretionary basis and the amount of client assets you manage on a non- discretionary basis. Disclose the date “as of” which you calculated the amounts. As of December 31, 2023, QCMC manages $270,359,642 of Advisory Client regulatory assets under management on a discretionary basis and QCML manages $16,318,517 of Advisory Client regulatory assets under management on a discretionary basis. Advisory Client assets are not managed on a non- discretionary basis.