Going Public on BME Growth: Requirements and Routes (and the Alternatives)

Spain’s SME growth market asks for three things: a Registered Advisor, a liquidity provider and an admission document (DIIM). We help you decide whether it is the right route for you—or whether the continuous market or MARF suits you better—and get to the bell-ringing with your file complete.

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Prospectus approval
CNMV
2024 EU reform
Listing Act
Listing checklist
10 steps

Who is thinking about ringing the bell

Four projects that come to our firm with the same question and very different answers: which market is right for me?

Scale-up

The company that has exhausted private rounds

"After several rounds, our investors want a liquidity horizon and we need more capital to grow. BME Growth would give us market access without the cost of listing on the continuous market."

Real estate

The developer structuring a SOCIMI

"We are setting up a SOCIMI and its shares must be traded on a market. We want to understand the BME Growth admission process, the DIIM and the commitments we take on as a listed company."

Family business

The company that wants debt, not partners

"We do not want to be diluted or open up the board, but we do want to diversify beyond bank financing. We have heard about MARF for issuing bonds and need to know what it really requires."

Board

The management team weighing the leap

"The investment bank is selling us the deal; what worries us is what comes after: periodic reporting, market abuse and corporate governance that can withstand public scrutiny."

Three mistakes that sink a move to the market

Admissions that fail or drag on tend to share the same origin: the wrong route was chosen, or the company came to the process without its house in order.

Choosing a market for prestige rather than fit: forcing a leap to the continuous market when the company’s size and track record call for BME Growth (or straight debt on MARF) multiplies costs and can end in a failed, public transaction.

Underestimating internal preparation: accounts not properly audited, opaque shareholders’ agreements or litigation without provisions always surface in due diligence. Every late finding means lost time on the calendar and credibility burned with the Registered Advisor.

Thinking only about bell-ringing day: being listed is a permanent state, not an event: market disclosures, the market abuse regime and a working liquidity provider. Companies that do not budget for life as a listed company struggle in their first year.

Three routes to the capital markets: choose by fit, not by label
Route Who it is for Document requirement and key feature
BME Growth Expanding SMEs and vehicles such as SOCIMIs that want to list with proportionate requirements. In many cases, an admission document (DIIM) instead of a full prospectus; a Registered Advisor and a liquidity provider are required.
Continuous market Larger companies ready for the full scrutiny of a regulated market. As a general rule, a prospectus approved by the CNMV; maximum visibility and also maximum disclosure obligations.
MARF Companies seeking debt financing (bonds, commercial paper) without opening up their capital. The alternative fixed-income market’s own admission documentation; ownership is not diluted.

Plan your route to the market with sound judgment

We assess which route fits (BME Growth, the continuous market or MARF), prepare the company with an honest due diligence, coordinate the Registered Advisor and the liquidity provider, and draft the DIIM or the prospectus your transaction needs. No surprises halfway through.

Going public on BME Growth: common questions

What is BME Growth and which companies is it designed for?

BME Growth is Spain’s SME growth market: a segment designed so that growing companies can list with requirements proportionate to their size, without the full weight of a regulated market such as the continuous market.

Its typical issuers are expanding companies seeking capital and visibility, and vehicles such as SOCIMIs, for which this market has become the natural route to listing.

What is the Registered Advisor and why is it mandatory?

BME Growth requires every company to have a Registered Advisor: an entity approved by the market that assesses whether the company is fit for admission and supports it on an ongoing basis, checking that it meets its disclosure obligations.

It is a structural role, not an entry formality: the market relies on it for part of the supervision of its listed companies. Choosing it well—and coming to it with your house in order after a serious due diligence—shapes the whole process.

What role does the liquidity provider play?

The liquidity provider is the intermediary hired by the company to act as counterparty in the trading of its shares, helping to ensure a reasonable price and volume for a mid-sized stock.

BME Growth requires one because liquidity is the Achilles’ heel of SME markets: without it, the share price loses its role as a benchmark and as an exit route for investors. The agreement with the provider and its monitoring are part of the ordinary life of a listed company.

What is the DIIM and how does it differ from a prospectus?

The market admission document (DIIM) is the information document that BME Growth accepts, in many cases, instead of a full prospectus: it describes the company’s business, risks, accounts and governance so that investors can make an informed decision, under the market’s review and with the support of the Registered Advisor.

The prospectus, on the other hand, is the document approved by the CNMV under the EU prospectus regime, generally required for public offerings and admissions that fall outside the exempt cases. The exact boundary depends on the structure of each transaction; we analyze it on our CNMV prospectus page.

When do I need a prospectus approved by the CNMV even if I am going to BME Growth?

Generally speaking, when the transaction includes a public offering of securities that does not fall within the exemptions of the prospectus regime (by type of investor, amounts or other cases set out in the rules), the company needs a prospectus approved by the CNMV in addition to meeting the market’s requirements.

That is why the structure of the placement—who you offer to, how much and how—is designed with the document in mind from day one: the same admission may require a DIIM or a prospectus depending on how the investor fundraising is structured.

What does the Listing Act change when going public?

The 2024 Listing Act is the EU package that aims to make access to capital markets cheaper and simpler: simpler prospectuses and less burdensome requirements for listing and staying listed, with particular attention to SMEs and growth markets.

It is being rolled out gradually, so the prudent approach is to design each transaction with advice that is up to date at the time of launch: some simplifications may change which document you need and how much it costs to stay listed.

What if I do not want to open up my capital? What alternative do I have?

Look to debt instead of equity: MARF (Mercado Alternativo de Renta Fija, Spain’s alternative fixed-income market) lets mid-sized companies raise funding by issuing bonds and commercial paper to qualified investors, without diluting shareholders or exposing the share capital to the market.

It is the usual route to diversify beyond bank financing while keeping control. We explain the process, the documentation and the parties involved in bond issuance on MARF.

What obligations do I take on once listed on BME Growth?

Being listed means entering a permanent regime: periodic and material disclosures to the market under its rules, keeping the Registered Advisor and the liquidity provider in place, and full subjection to the market abuse regime (handling of inside information, insider lists, notification of managers’ transactions).

Companies that budget for life as a listed company—team, procedures, calendar—enjoy the market; those that do not, suffer it. We cover the MAR regime in market abuse.

The route to listing, without heroics and with method

A BME Growth admission is won in the preparation: the right route, a clean house and a solid document. This is how we organize the process.

Phase 1

Route assessment and preparation

We test size, audited track record, funding needs and shareholders’ appetite against the three routes (BME Growth, the continuous market, MARF). Then comes internal due diligence: whatever the market is going to find, it is better that you find it first.

Phase 2

Parties and document

Selection and engagement of the Registered Advisor and the liquidity provider, structuring of the placement and drafting of the DIIM—or of the prospectus before the CNMV if the transaction requires it—with every material statement verified.

Phase 3

Admission and life as a listed company

Processing with the market, the bell-ringing and the start of the permanent regime: a disclosure calendar, market abuse procedures and corporate governance that can stand up to public scrutiny.

10-step checklist for going public

  1. Set the objective: capital to grow, liquidity for shareholders, public profile or diversified debt: the why decides the route and the structure.
  2. Choose the route: BME Growth, the continuous market or MARF: compare requirements, costs and ongoing obligations with data, not labels.
  3. Get your house in order: prior financial and legal due diligence: corporate matters, audited accounts, key contracts, litigation and intellectual property.
  4. Corporate governance: adapt the board, internal regulations and internal controls to the standard a public investor expects to find.
  5. Registered Advisor: select and engage the approved entity that will assess your suitability and support you as a listed company.
  6. Liquidity provider: sign the liquidity agreement that will provide a counterparty for your stock from the first day of trading.
  7. Structure the placement: decide who you offer to and how: that structure determines whether the DIIM is enough or a prospectus approved by the CNMV is needed.
  8. Draft the document: a DIIM or prospectus with verified business, risks and accounts: every material statement must be supported.
  9. Process the admission: coordinate requests for information, deadlines and conditions with the market (and with the CNMV where applicable) until admission.
  10. Activate life as a listed company: periodic reporting calendar, MAR procedures (insiders, inside information) and liquidity monitoring.

If your transaction is debt, continue with bond issuance on MARF; if the document is the open question, start with the CNMV prospectus.

Working glossary

Glossary for going public

Nine terms you will hear in every meeting with banks, advisors and the market itself. Knowing them in advance saves you weeks.

BME GrowthMarket

The SME growth market

The Spanish segment for growing companies: listing with proportionate requirements, a mandatory Registered Advisor and a liquidity provider.

The usual home of SOCIMIs.
Registered AdvisorParty

Your sponsor to the market

An approved entity that assesses whether the company is fit for admission and continuously monitors that it meets its obligations.

A permanent role, not a one-day one.
Liquidity providerParty

A counterparty for your stock

An intermediary hired to provide liquidity for trading in the shares, sustaining a reasonable price and volume in mid-sized stocks.

Required by BME Growth.
DIIMDocument

Admission document

BME Growth’s information document which, in many cases, replaces the full prospectus: the company’s business, risks, accounts and governance.

Prepared with the Registered Advisor.
ProspectusDocument

The CNMV standard

A document approved by the supervisor under the EU regime, generally required for public offerings outside the exempt cases.

Its scope is simplified by the Listing Act.
Listing ActReform

The 2024 EU push

A legislative package that simplifies prospectuses and the requirements for listing and staying listed, with a focus on SMEs and growth markets.

Gradual rollout: check its status at launch.
SOCIMIVehicle

BME Growth’s classic tenant

Listed real estate investment company (Spanish REIT): its regime requires its shares to be traded, and this market is its usual route.

The market’s textbook use case.
MARFAlternative

Debt without opening up your capital

Alternative fixed-income market: bonds and commercial paper for companies that want funding without diluting their shareholders.

The other door to the capital markets.
Free floatConcept

The capital that actually circulates

The part of the share capital held by the public and available for trading. Without sufficient distribution, no market can work.

Designed in the placement structure.
Transaction playbook

What the market and investors will examine (and your evidence)

Area of the listing
What is expected
Typical evidence

Company suitability

A business with a verifiable track record, audited accounts and a corporate structure with no surprises.

Audit reports, financial and legal due diligence and a clean, documented cap table.

Market parties

Registered Advisor and liquidity provider engaged and operational from admission.

Signed agreements, appointments notified to the market and coordination procedures.

Information document

A DIIM or prospectus that is complete, accurate and consistent with the financial information and the real risks.

A document verified statement by statement, with supporting evidence on file and defined responsibilities.

Corporate governance

Bodies, regulations and controls fit for a company with public investors.

Approved regulations, a justified board composition and internal reporting procedures.

Listed company regime

Timely periodic reporting and compliance with the market abuse regime from day one.

Publication calendar, insider lists, inside information policy and MAR records.

Signs that your IPO is not ready

Spotting them early is cheap; discovering them once the transaction has been announced is very expensive.

  • The business plan you will present to the market does not hold up against the audited accounts of recent financial years.
  • There are shareholders’ agreements, options or cross-guarantees that no one has put in writing for the Registered Advisor.
  • The route was chosen on the ambition of the placement bank, without comparing costs and obligations with BME Growth or MARF.
  • No one has structured the placement yet, and everyone already assumes that no CNMV prospectus will be needed.
  • There is no budget or team for periodic reporting and MAR compliance after admission.

Book a call

Tell us about your listing project (equity or debt, timetable, amount) and we will send you a roadmap with routes and requirements.

Going public on BME Growth: requirements, document and alternatives

BME Growth is Spain’s market for expanding SMEs: the route for growing companies to list with requirements proportionate to their size. Its architecture rests on three pieces: a Registered Advisor that assesses and supports the company on an ongoing basis, a liquidity provider that acts as counterparty in trading, and an admission document (DIIM) which, in many cases, replaces the full prospectus. Deciding whether it is your market—or whether your transaction calls for the continuous market or MARF—is the first important decision in any listing project, and it should be made with the 2024 Listing Act on the table.

The requirements of the SME growth market

Admission to BME Growth revolves around the Registered Advisor: an approved entity that examines the company’s suitability—business, accounts, governance—and monitors it while it is listed, acting as the market’s first filter. Added to this are the liquidity provider, hired to support trading in a mid-sized stock, and the package of information the company undertakes to publish. Arriving at that examination with your house in order is half the project: that is why prior financial due diligence is not optional; it is the difference between a smooth process and one full of nasty surprises.

DIIM or CNMV prospectus: where the line is drawn

In many cases, BME Growth allows admission with the market admission document (DIIM), prepared with the Registered Advisor and reviewed by the market itself. However, when the transaction includes a public offering of securities outside the exempt cases of the prospectus regime, a prospectus approved by the CNMV is required. The structure of the placement—type of investor, amounts, how funds are raised—determines which side of the line your transaction falls on, so the document and the placement are designed together. The details of the regime are on our CNMV prospectus page, and the 2024 Listing Act adds a push to simplify prospectuses and requirements, whose rollout should be checked when launching each transaction.

The alternatives: the continuous market and MARF

Not every company should go to BME Growth. Large companies ready for full scrutiny belong on the continuous market, with a CNMV prospectus as the general rule and the highest level of disclosure obligations. And companies seeking funding without opening up their capital have MARF: the alternative fixed-income market where they can issue bonds and commercial paper to qualified investors while keeping shareholder control. We describe the full playing field—regulated markets, multilateral trading facilities and their regulatory consequences—in securities markets and financial instruments.

The SOCIMI case and life after the bell

The SOCIMI (Spanish REIT) is the textbook use case for BME Growth: its regime requires its shares to be traded, and this market offers a proportionate route to comply, which has filled the segment with real estate vehicles. Whatever your profile, remember that admission is not the finish line but a change of regime: periodic reporting to the market, keeping a Registered Advisor and a liquidity provider in place, and full subjection to the market abuse rules—inside information, insider lists, managers’ transactions. That ongoing discipline, which we cover in market abuse, is what you really need to budget for before ringing the bell.

BME Growth DIIM Registered Advisor Liquidity provider Listing Act MARF SOCIMI

Official sources

Key legislation, linked to the official text:

Legislation and links reviewed in .