JustCo — Share Issue/Capital Change 2026

May 21, 2026

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, DIRECTLY OR INDIRECTLY, IN WHOLE OR IN PART, IN OR INTO THE UNITED STATES OR ANY JURISDICTION OUTSIDE SINGAPORE.

JUSTCO HOLDINGS LIMITED
(Company Registration Number 201815096M)
(incorporated in Singapore on 3 May 2018)

OFFERING IN RESPECT OF 32,092,000 OFFERING SHARES IN JUSTCO HOLDINGS LIMITED AT THE OFFERING PRICE OF S$0.94 PER SHARE COMPRISING:

I. AN OFFERING OF 25,792,000 OFFERING SHARES TO INVESTORS, INCLUDING INSTITUTIONAL AND OTHER INVESTORS IN SINGAPORE AND FOREIGN INSTITUTIONAL AND SELECTED INVESTORS OUTSIDE THE UNITED STATES IN RELIANCE ON REGULATION S UNDER THE U.S. SECURITIES ACT (THE "INTERNATIONAL OFFER"); AND
II. AN OFFERING OF 6,300,000 OFFERING SHARES BY WAY OF A PUBLIC OFFER IN SINGAPORE (THE "SINGAPORE PUBLIC OFFER" AND TOGETHER WITH THE INTERNATIONAL OFFER, THE "OFFERING"),

SUBJECT TO THE OVER-ALLOTMENT OPTION OF UP TO 5,319,000 OFFERING SHARES (THE "OVER-ALLOTMENT OPTION").

DBS Bank Ltd. and UBS AG, Singapore Branch are the Joint Issue Managers, Global Coordinators, Bookrunners and Underwriters to the Offering.

Capitalised terms used herein, unless otherwise defined, have the meanings as defined in the prospectus of the Company dated 15 May 2026 and registered by the Monetary Authority of Singapore on 15 May 2026 (the "Prospectus").

For the purposes of Regulation 3A(2)(g) of the Securities and Futures (Market Conduct) (Exemptions) Regulations 2006, it is hereby announced that in connection with the Offering, Sing Long Investments Pte. Ltd. (the "Over-allotment Option Grantor") has granted DBS Bank Ltd., UBS AG, Singapore Branch and Maybank Securities Pte. Ltd. (the "Joint Bookrunners and Underwriters") an Over-allotment Option exercisable by DBS Bank Ltd. (the "Stabilising Manager") (and/or its affiliates or other persons acting on its behalf), in full or in part, on one or more occasions, to purchase up to an aggregate of 5,319,000 Shares at the Offering Price, representing approximately 16.6% of the total Offering Shares, solely to cover the over-allotment of Shares (if any), subject to any applicable laws and regulations, including the Securities and Futures Act 2001 of Singapore (the "SFA") and any regulations thereunder, from the date of admission (the "Listing Date") of the Company to the Official List of the Singapore Exchange Securities Trading Limited (the "SGX-ST") until the earlier of (i) the date falling 30 days from the Listing Date; or (ii) the date when the Stabilising Manager (and/or its affiliates or other

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persons acting on its behalf) has bought on the SGX-ST an aggregate of 5,319,000 Shares to undertake stabilising actions as stated in the Prospectus.

In connection with the Offering, the Stabilising Manager (and/or its affiliates or other persons acting on its behalf) may over-allot the Shares or effect transactions that may stabilise or maintain the market price of the Shares at levels that might not otherwise prevail in the open market. Such transactions may be effected on the SGX-ST and in other jurisdictions where it is permissible to do so, in each case in compliance with all applicable laws and regulations, including the SFA, and any regulations thereunder. However, there is no assurance that the Stabilising Manager (and/or its affiliates or other persons acting on its behalf) will undertake any such stabilising actions.

The number of Shares that the Stabilising Manager may buy to undertake stabilising actions shall not exceed an aggregate of 5,319,000 Shares, representing approximately 16.6% of the total Offering Shares. Such transactions may commence on or after the Listing Date and, if commenced, may be discontinued at any time and shall not be effected after the earlier of (i) the date falling 30 days from the Listing Date; or (ii) the date when the Stabilising Manager (and/or its affiliates or other persons acting on its behalf) has bought, on the SGX-ST, an aggregate of 5,319,000 Shares, representing approximately 16.6% of the total Offering Shares, to undertake stabilising actions as stated in the Prospectus.

An announcement will be made if and when the Over-allotment Option is exercised.

Issued by the Joint Bookrunners and Underwriters

DBS Bank Ltd.
UBS AG, Singapore Branch
Maybank Securities Pte. Ltd.

For and on behalf of

JustCo Holdings Limited
21 May 2026

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IMPORTANT NOTICE

This announcement is for information purposes only and does not constitute or form part of an offer, solicitation or invitation of any offer, to buy or subscribe for any ordinary shares of JustCo Holdings Limited (the "Shares") in Singapore or any other jurisdiction, nor should it or any part of it form the basis of, or be relied upon in connection with, any contract or commitment whatsoever.

The value of the Shares and the income derived from them may fall as well as rise.

An investment in the Shares is subject to investment risks, including the possible loss of the principal amount invested. Listing of the Shares on the SGX-ST does not guarantee a liquid market for the Shares.

This announcement is for information only and does not constitute an invitation or offer to acquire, purchase or subscribe for the Shares in the United States or any other jurisdiction where it is unlawful to do so. The Shares have not been and will not be registered under the U.S. Securities Act of 1933, as amended (the "U.S. Securities Act") or any state securities laws of the United States or any other jurisdiction where it is unlawful to do so. The Shares may not be offered, sold, or delivered within the United States unless pursuant to an exemption from, or in a transaction not subject to, the registration requirements under the U.S. Securities Act. Accordingly, the Shares are being offered and sold only outside of the United States in offshore transactions in reliance on, and in compliance with, Regulation S under the U.S. Securities Act. No public offering of Shares is being made in the United States.

This announcement is not to be distributed or circulated outside of Singapore. Any failure to comply with this restriction may constitute a violation of United States securities laws or the laws of any other jurisdiction.