Announcement of Subsidiary’s Release

TOKYO, December 27, 2021 – TradeStation Group, Inc., a subsidiary of Monex Group, Inc., issued
the following press release today.

Attachment: Summary of TradeStation Group, Inc. press release
TradeStation Group, Inc. and Quantum FinTech Acquisition Corporation Announce Filing by
TradeStation of Registration Statement on Form S-4 in Connection with Proposed Business
Combination Through Which TradeStation is to Become a Public Company

With this announcement, Monex Group, Inc. updates its previous press release on November 4, 2021,
titled “TradeStation Group to become public on the NYSE through a De-SPAC with Quantum
FinTech Acquisition Corporation.” Investors, security holders and other interested persons may
obtain copies of the Registration Statement and other documents containing important information atthe EDGAR website (https://www.sec.gov/), operated by SEC.

Akiko Kato
Yuki Nakano, Minaka Aihara
Corporate Communications Office
Investor Relations, Financial Control Department
Monex Group, Inc.
Monex Group, Inc.
+81-3-4323-8698+81-3-4323-8698
This material is an English translation of a Japanese announcement made on the date above. Although the Company intended
to faithfully translate the Japanese document into English, the accuracy and correctness of this English translation is notguaranteed and thus you are encouraged to refer to the original Japanese document. This translation was made as a matter ofrecord only and does not constitute an offer to sell or to solicit an offer to buy securities in the U.S.
Contact:

TradeStation Group, Inc. and Quantum FinTech Acquisition Corporation Announce Filing by
TradeStation of Registration Statement on Form S-4 in Connection with Proposed Business
Combination Through Which TradeStation is to Become a Public Company
PLANTATION, FL, December 27, 2021 –TradeStation Group, Inc. (“TradeStation”), whosesubsidiaries provide award-winning self-clearing online brokerage services for equities, options,futures and cryptocurrency, and Quantum FinTech Acquisition Corporation (NYSE: QFTA), a special
purpose acquisition company (“Quantum FinTech”), announced today that TradeStation has filed with
the U.S. Securities and Exchange Commission (“SEC”) a registration statement on Form S-4 (the“Registration Statement”) in connection with its recently announced proposed business combination
with Quantum FinTech.
As previously announced on November 4, 2021, TradeStation and Quantum FinTech
executed a definitive business combination agreement through which TradeStation will become apublicly traded, NYSE-listed company under the ticker symbol “TRDE.” Completion of thetransaction, which is expected to close in the first half of 2022, is subject to approval by Quantum
FinTech’s shareholders, the Registration Statement being declared effective by the SEC, andsatisfaction or waiver of other customary closing conditions identified in the business combinationagreement. The transaction values the combined company at an implied pro forma enterprise value ofapproximately $1.43 billion.
The Registration Statement includes a preliminary proxy statement/prospectus in connection
with the proposed business combination. After the Registration Statement is declared effective, thedefinitive proxy statement/prospectus as well as other relevant documents will be mailed toshareholders of Quantum FinTech as of a record date to be established for voting on the businesscombination.
Upon closing, and assuming no redemptions of any public shares of Quantum FinTech, thetransaction will provide TradeStation with approximately $326 million of cash prior to payment ofexpenses, consisting of the contribution of approximately $201 million of cash distributed fromQuantum FinTech’s trust account and $125 million of additional capital raised through a fullycommitted private placement of common stock by Quantum FinTech (“PIPE”). The PIPE includes, as
co-anchor investments, $50 million from TradeStation’s sole shareholder, Monex Group, Inc.
(“Monex”), and $50 million from Galaxy Digital LP, an affiliate of Galaxy Digital Holdings Ltd., oneof the world’s leading technology-driven financial services and investment management firms. Monex
is not selling any of its TradeStation stock in the transaction and, assuming no redemptions ofQuantum FinTech public shares, will own approximately 81% of TradeStation at closing. Net
proceeds from the transaction are intended to be used to help fund TradeStation’s plans to accelerateaccount and revenue growth through substantially increased brand-awareness and performance-based
marketing spend, as well as increased product development and IT headcount for completion ofcertain new product feature initiatives, and to add liquidity to support an anticipated larger customer
base.
About TradeStation Group, Inc.
TradeStation has, for decades, been a fintech pioneer in its support of self-directed traders andinvestors in their journeys to claim their financial edge. TradeStation provides award-winning trading
and analysis platforms and self-clearing online brokerage services for stocks, ETFs, equity and index
options, commodity and financial futures, futures options and cryptocurrencies. These trading platforms
are accessible on desktop, Web and mobile, as well as via API technologies which seamlessly provide
access to TradeStation’s brokerage environment through third-party platforms. TradeStation’sofferings also include deep and growing learning content designed to build confidence among those
new to investing and hone the skills of seasoned traders.

TradeStation Securities, Inc. (Member NYSE, FINRA, SIPC, NSCC, DTC, OCC, NFA &CME) offers self-clearing equities, options, futures and futures options brokerage services as a licensed
securities broker-dealer and futures commission merchant (“FCM”) and is a member of major equities
and futures exchanges in the United States. TradeStation Crypto, Inc. offers self-clearing cryptocurrency
brokerage services under federal and state money services business, money-transmitter and similarregistrations and licenses.
About Quantum Fintech
Quantum FinTech Acquisition Corporation is a blank check company, also commonlyreferred to as a special purpose acquisition company, or SPAC, that was formed for the purpose ofentering into a merger, share exchange, asset acquisition, stock purchase, recapitalization,
reorganization or other similar business combination with one or more businesses, with a principal
focus on identifying high-growth financial services and fintech businesses as targets.
Important Information and Where to Find It
Investors, security holders and other interested persons are advised to read the Registration
Statement, including the proxy statement/prospectus included therein, and any amendments thereto,and other relevant documents that are filed with the SEC carefully and in their entirety because they
contain important information about TradeStation, Quantum FinTech and the proposed businesscombination. Investors, security holders and other interested persons also may obtain copies of theRegistration Statement and other documents containing important information about the businesscombination and the parties to the business combination, without charge, at the SEC’s website atwww.sec.gov, or by directing a request to: Quantum FinTech Acquisition Corp., 4221 W. Boy ScoutBlvd., Suite 300, Tampa, FL 33607, Attention: Investor Relations or by email at IR@qftacorp.com.
TradeStation also makes available free of charge filings it has made with the SEC and otherinformation on the transaction and business combination on its website at about.tradestation.com.
Cautionary Statement Regarding Forward-Looking Statements
This communication contains forward-looking statements within the meaning of the Private
Securities Litigation Reform Act of 1995, as amended, that reflect TradeStation and Quantum
FinTech’s current views with respect to, among other things, the future operations and financial
performance of TradeStation, Quantum FinTech and the combined company. Forward-looking
statements in this communication may be identified by the use of words such as “anticipate,”“assume,” “believe,” “continue,” “could,” “estimate,” “expect,” “foreseeable,” “future,” “intend,”“may,” “outlook,” “plan,” “potential,” “predict,” “project,” “seek,” “should,” “target,” “trends,”“will,” “would” and similar terms and phrases. Forward-looking statements contained in thiscommunication include, but are not limited to, statements as to (i) the consummation of the proposedtransaction, (ii) the amount of redemptions of public shares of Quantum FinTech and (iii) the amountof cash that the proposed transaction will provide to TradeStation.
The forward-looking statements contained in this communication are based on the current
expectations of TradeStation, Quantum FinTech and their respective management and are subject torisks and uncertainties. No assurance can be given that future developments affecting TradeStation,Quantum FinTech or the combined company will be those that are anticipated. Actual results may
differ materially from current expectations due to changes in global, regional or local economic,business, competitive, market, regulatory and other factors, many of which are beyond the control ofTradeStation and Quantum FinTech. Should one or more of these risks or uncertainties materialize, orshould any of the assumptions prove incorrect, actual results may vary in material respects from thoseprojected in these forward-looking statements. Factors that could cause actual results to differ may
emerge from time to time, and it is not possible to predict all of them.

Such factors include, but are not limited to: the risk that the transaction may not be completed
in a timely manner or at all; the failure to obtain requisite approval for the transaction or meet otherclosing conditions; the occurrence of any event, change or other circumstances that could give rise to
the termination of the definitive agreement in respect of the transaction; failure to achieve sufficient
cash available (taking into account all available financing sources) following any redemptions of
Quantum FinTech’s public shareholders; failure to obtain the requisite approval of Quantum
FinTech’s shareholders; failure to meet relevant listing standards in connection with theconsummation of the transaction; the effect of the announcement or pendency of the transaction on
TradeStation’s business; risks that the proposed transaction disrupts current plans and operations ofTradeStation; failure to recognize the anticipated benefits of the transaction, which may be affectedby, among other things, competition, the ability of the combined entity to maintain relationships withcustomers and suppliers and strategic alliance third parties, and to retain its management and keyemployees; potential litigation relating to the proposed transaction; changes to the proposed structureof the transaction that may be required or appropriate as a result of the announcement and executionof the transaction; unexpected costs and expenses related to the transaction; estimates of TradeStationand the combined company’s financial performance being materially incorrect predictions; changes ingeneral economic or political conditions; changes in the markets that TradeStation targets or thecombined company will target; slowdowns in securities or cryptocurrency trading or shifting demand
for securities or cryptocurrency trading products; the impact of the ongoing COVID-19 pandemic; theevolving digital asset market, including the regulation thereof; possible regulations that further limit,or eliminate, the ability of TradeStation to accept payment for order flow or similar rebates; anychange in laws applicable to Quantum FinTech or TradeStation or any regulatory or judicial
interpretation thereof; and other factors, risks and uncertainties, including those under the heading“Risk Factors” in the investor presentation that is part of the Form 8-K/A filed with the SEC onNovember 10, 2021 by Quantum FinTech, as well as those included under the heading “Risk Factors”
in the proxy statement/prospectus filed with the SEC by TradeStation, and those included under theheading “Risk Factors” in Quantum FinTech’s final prospectus relating to its initial public offering inFebruary 2021 and Quantum FinTech and TradeStation’s other filings with the SEC. TradeStation andQuantum FinTech caution that the foregoing list of factors is not exhaustive.
Any forward-looking statement made in this communication speaks only as of the datehereof. Plans, intentions or expectations disclosed in forward-looking statements may not be achieved
and no one should place undue reliance on such forward-looking statements. Neither TradeStation nor
Quantum FinTech undertake any obligation to update, revise or review any forward-looking
statement, whether as a result of new information, future developments or otherwise, except as may
be required by any applicable securities laws.
Participants in the Solicitation
Quantum FinTech and TradeStation and their respective directors, executive officers andcertain investors may be considered participants in the solicitation of proxies with respect to theproposed business combination described in this communication under the rules of the SEC.
Information about the directors and executive officers of Quantum FinTech and their ownership is set
forth in Quantum FinTech’s filings with the SEC, including its final prospectus relating to its initialpublic offering in February 2021. Additional information regarding the persons who may, under therules of the SEC, be deemed participants in the solicitation of the Quantum FinTech shareholders inconnection with the proposed business combination, including TradeStation’s and Quantum
FinTech’s directors and executive officers and certain investors, is contained in the Registration
Statement for the business combination. Free copies of these documents can be obtained as describedabove.

No Offer or Solicitation
This communication does not constitute (i) a solicitation of a proxy, consent or authorization
with respect to any securities or in respect of the business combination or (ii) an offer to sell, asolicitation of an offer to buy, or a recommendation to purchase, any securities of TradeStation,
Quantum FinTech, the combined company or any of their respective affiliates. No offering ofsecurities shall be made except by means of a prospectus meeting the requirements of Section 10 of
the Securities Act of 1933, as amended, or an exemption therefrom, nor shall any sale of securities inany states or jurisdictions in which such offer, solicitation or sale would be unlawful prior toregistration or qualification under the securities laws of any such jurisdiction be effected. No
securities commission or securities regulatory authority in the United States or any other jurisdiction
has in any way passed upon the merits of the business combination or the accuracy or adequacy ofthis communication.
Contacts
Investors:
ir@tradestation.com
Media:
Madison Roberts
281-684-9857
madison.roberts@fleishman.com