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AIM securities meaning

What does AIM securities mean?
aim securities are the shares or other transferable securities of an aim company that are admitted to trading on AIM, the London Stock Exchange’s market for smaller, growth companies. In practice, the phrase is used in the AIM Rules for Companies and by practitioners to describe the instruments actually traded; it is not a statutory or case-law definition. Key features and significance: - Traded on AIM, a multilateral trading facility (not the FCA’s Official List/Main Market), so the Listing Rules do not apply; continuing obligations arise primarily under the AIM Rules and the applicable market abuse regime (UK MAR). - The concept covers all classes of an issuer’s securities that are admitted to AIM (for example, ordinary shares and, where applicable, warrants or depositary interests). - The term is commonly used in admission documents, placings, lock‑in and transfer restriction provisions, director dealing policies, and disclosure and corporate governance materials for AIM companies. Jurisdictional use is consistent across England & Wales, Scotland and Northern Ireland. In Ireland, the term is also used in practice to refer to securities of issuers (including Irish companies) traded on London’s AIM; there is no separate Irish statutory definition. Practitioners may informally say AIM‑listed shares, though strictly they...
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View the related Checklists about AIM securities

CHECKLISTS
Listing debt securities on the London Stock Exchange: UK Main Market and ISM admission processes, FCA prospectus approval, timetables and fees; PSM closed to new admissions from 19 January 2026

This Practice Note serves as an initial guide to listing debt securities on the London Stock Exchange (LSE). It outlines the ideas of listing and admission to trading, and centres on the main markets for listing debt instruments. It does not aim to detail every applicable requirement and provides links to relevant resources for further reading. It also excludes disclosure requirements and ongoing continuing obligations. Principal markets for debt securities listings The LSE operates several markets, but the venues commonly used for debt capital market listings are: the Main Market the International Securities Market (ISM) the Professional Securities Market (PSM) (Note: From 19 January 2026, the PSM is closed to new admissions) In addition, the LSE runs two markets tailored to particular segments of the debt securities space: the Order book for Fixed Income Securities (OFIS) the Sustainable Bond Market Listing or admission to trading––what is the difference? ‘Listing’ means admission of...

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View the related News about AIM securities

NEWS
Cairn Homes launches €45m buyback programme to reduce share capital; Goodbody and Numis to execute; authority for c.92m shares until 30 June 2025; dual-listed LSE/Euronext Dublin.

The Irish housebuilder said the buyback includes a new €40m repurchase plan together with the remaining €5m from its prior buyback initiative announced in the 2023 financial year. The share reacquisition programme, to be executed by Goodbody Stockbrokers UC and Numis Securities Ltd, could run until 30 June 2025, subject to elements such as trading conditions and the group’s continuing capital needs. Legal counsel details for Cairn were not immediately available. 'The aim of the share buyback programme is to reduce the company’s issued capital', Cairn said, adding that the repurchased stock will be cancelled. Cairn could initially...

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NEWS
UK prospectus regime reform consultation: FCA proposals on regulated market and primary MTF prospectuses, 75% secondary issuance threshold, protected forward-looking statements liability, IPO/debt changes, sustainability disclosures, timeline

The planned reforms aim to strengthen the appeal of the UK’s capital markets. They carry notable consequences for IPOs and secondary equity raises where securities will be admitted to trading on a UK regulated market, such as the LSE’s Main Market, or on a UK multilateral trading facility (MTF), such as AIM. Market rulebooks set the eligibility thresholds, admission conditions and ongoing duties once on a primary MTF, and for issuers of debt securities on a UK regulated market. Background The consultation follows the adoption earlier this year of the Public Offers and Admission to Trading Regulations, which created the framework for the planned overhaul of the UK prospectus regime. In particular, it is proposed that: offering securities to the public will be barred unless an exemption applies, with a key exemption where the offer is conditional on the securities being admitted to trading on a UK‑regulated market or a primary MTF the liability threshold for investor claims concerning certain forward-looking statements (described as...

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NEWS
UK corporate and equity capital markets weekly update: FCA prospectus regime reforms, key dates, trackers and new guidance—29 August 2024

In this issue Equity capital markets Daily and weekly news alerts New and updated content Dates for your diary Trackers New Q&As Useful information Equity capital markets Key points from UK prospectus regime reform consultation On 26 July 2024, the Financial Conduct Authority (FCA) released a consultation paper outlining reforms to the UK prospectus regime. The proposals have notable consequences for initial public offerings and secondary equity issuances where securities are intended to be admitted to trading on a UK regulated market, such as the London Stock Exchange (LSE) main market, or a UK multilateral trading facility (MTF), such as AIM. Written by Vanessa Blackmore, partner, Ben Perry, partner, and Matthew Triggs, practice area associate, at Sullivan & Cromwell LLP. See News Analysis: Key points from UK prospectus regime reform consultation...

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View the related Practice Notes about AIM securities

PRACTICE NOTES
Pre-emption rights on allotments by unlisted public companies (Companies Act 2006): statutory regime, communication, exceptions, disapplication (ss 570–571, 573), treasury shares, liabilities and filings

Pre-emption rights on allotment Pre-emption rights on allotment provide every shareholder in a company with a means to guard against dilution of their percentage stake where this could result from a share allotment, the issue of rights to subscribe for shares, the conversion of securities into shares, or a disposal of treasury shares by that company. This Practice Note addresses the pre-emption rights applicable to an allotment of equity securities by a public company that is neither a listed company nor an AIM company (that is, an unlisted public company), as prescribed in the Companies Act 2006 (CA 2006). Close attention should be paid to the breadth of those statutory pre-emption rights, because an unlisted public company must observe them to the extent that they have not been disapplied, varied, waived, or excluded and ensure that it complies with them to that extent...

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PRACTICE NOTES
Auditors’ Liability under the Companies Act 2006: Contract, Tort and Statutory Exposure; Permitted Limitations (Indemnities, Liability Limitation Agreements, ‘Bannerman’ Clauses, Member Approval, Disclosure, fair and reasonable test)

There are statutory rules governing a company’s auditor liability and the extent to which it can be curtailed. Before 6 April 2008, a company was prohibited from excusing or indemnifying its auditors for any negligence, default, breach of duty, or breach of trust connected with the company that arose in carrying out the audit of the accounts. That prohibition has since changed, and such protection is now allowed, so long as it is either an indemnity covering the costs of successfully defending proceedings or a liability limitation agreement. Furthermore, additional requirements concerning an auditor’s liability and its caps may apply to a listed company, an AIM company, or a company whose securities are listed on the AQSE Main Market, AQSE Growth Market, or AQSE Trading (previously the NEX Exchange Main Board, NEX Exchange Growth Market, and NEX Exchange Secondary Market), though those matters fall outside the ambit of this Practice Note. Some or all of the statutory measures addressing auditors and liability limitation agreements may equally extend to other companies...

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PRACTICE NOTES
CREST rights issues: UK practitioner guide to process, Euroclear specimen wording, timetable, nil/fully paid rights, acceptance and payment, dematerialisation, settlement, record dates, overseas shareholders and fractional entitlements

This Practice Note provides an overview of the process of making a rights issue in CREST It does not attempt to introduce CREST or uncertificated securities, nor does it offer practical steps for transferring shares through CREST. For guidance on those topics, including a summary of key terms, refer to Practice Note: CREST and uncertificated shares—an introduction. For a synopsis of how various shareholder and company actions are carried out within CREST, see Practice Note: CREST—shareholder and general corporate actions. For a guide to conducting an open offer in CREST, consult Practice Note: CREST—open offers. For how to accept a takeover offer via CREST, see Practice Note: CREST—takeover offers. The general mechanics of undertaking a rights issue fall outside the remit of this Practice Note. It addresses solely the aspects that differ, or merit specific comment, where a rights issue is implemented through CREST. For broader information on rights issues and the matters that listed or AIM companies should evaluate when proposing a rights issue, see Practice Notes: Rights...

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View the related Precedents about AIM securities

PRECEDENTS
Precedent controlling shareholder relationship deed for LSE Main Market listed companies (England and Wales law)

STOP PRESS : Significant reforms to the UK prospectus regime came into force on 19 January 2026 Major changes to the UK regime for public offers and admissions to trading took effect on 19 January 2026. The framework for securities offers and UK market admissions is now chiefly contained in the Public Offers and Admissions to Trading Regulations 2024, SI 2024/105 (the POATRs), together with the FCA sourcebook, The Prospectus Rules: Admission to Trading on a Regulated Market (PRM). The UK Prospectus Regulation and the FCA Prospectus Regulation Rules have been repealed. The reforms aim to simplify capital raising and substantially lessen the circumstances in which a company must publish an FCA-approved prospectus for a further share issue. For full details of the changes, see Practice Note: UK prospectus regime reform. This Practice Note sets out the prospectus regime that applied before 19 January 2026...

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PRECEDENTS
Precedent special resolutions: disapply pre-emption rights and authorise allotment (including follow-on offers) for UK listed or AIM companies (Companies Act 2006; Pre-Emption Group Statement of Principles)

SPECIAL RESOLUTION[S] 1 THAT, if [ insert reference to the resolution granting authority to allot ] is approved, the Board shall be empowered to issue equity securities (as defined in the Companies Act 2006) for cash under the authority conferred by that resolution and/or to dispose of ordinary shares held by the Company in treasury for cash, as though section 561 of the Companies Act 2006 did not apply to any such issue or sale, such power to be restricted as follows: [ insert wording to limit the authority to disapply pre-emption rights to allotments for rights issues and other pre-emptive issues ]; to the issue of equity securities or the disposal of treasury shares (other than pursuant to paragraph (A) above) up to an aggregate nominal amount of £[ insert amount, to be not more than 10 per cent of the issued ordinary share capital (excluding treasury shares) of the Company as at the latest practicable date prior to publication of the notice of...

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PRECEDENTS
LSE Main Market secondary offers (placing and open offer): documents, responsibilities and FCA/LSE filings checklist under the pre-2026 UK prospectus regime

STOP PRESS : Major changes to the UK prospectus framework took effect on 19 January 2026. The updated regime for public offers of securities and for admissions to trading in the UK is primarily contained in the Public Offers and Admissions to Trading Regulations 2024 (SI 2024/105) (the POATRs) and the FCA sourcebook, The Prospectus Rules: Admission to Trading on a Regulated Market (PRM). The UK Prospectus Regulation and the FCA Prospectus Regulation Rules have been revoked. These reforms aim to streamline capital raising and significantly reduce the instances when a company must produce an FCA-approved prospectus for a further share issue. Accordingly, fewer further issues will necessitate an FCA approved prospectus. For a full explanation of the changes, see Practice Note: UK prospectus regime reform. This Practice Note covers the prospectus regime that applied before 19 January 2026. UKLR: UK Listing Rules PRR: Prospectus Regulation Rules DTR: Disclosure Guidance and Transparency Rules LSE A&D: London Stock Exchange’s Admission and Disclosure Standards... ...

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View the related Q&As about AIM securities

Q&As
AIM shares—recognised growth market exemption for Stamp Duty/SDRT

Recognised growth market exemption from stamp duty and SDRT The recognised growth market exemption from stamp duty and SDRT covers securities admitted to trading on a recognised growth market, provided they are not listed on any market. Although people often say AIM shares are ‘listed on AIM’ or ‘AIM listed’, they are in fact unlisted; it is therefore better to describe them as ‘AIM traded shares’ or simply ‘AIM shares’. They are classed as unlisted because they are not included in the UK official list. Under section 1005(3) of the Income Tax Act 2007 (ITA 2007), a security admitted to trading on a UK recognised stock exchange counts as ‘listed’ only if it appears on the UK official list. Furthermore, section 99A(3) of the Finance Act 1986 confirms that the meaning of ‘listed’ in ITA 2007, s 1005(3)–(5) also applies to the references to ‘listed’ within the recognised growth market exemption from stamp duty and SDRT...

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