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UK Share Classes Explained: Ordinary, A, B and Preference Shares

Writer: Ed
Ed
Oct 9
4 min read

Updated: 5 days ago

A guide diagram explaining UK company share classes including Ordinary, Alphabet, and Preference shares
A practical guide for founders setting up a UK limited company in 2026.

What is a UK share class?


Quick answer: A share class defines the rights attached to a company’s shares. The key rights concern voting, dividends and capital distributions. Ordinary shares suit many straightforward companies; additional classes can be useful when shareholders need different rights, but those rights must be documented correctly.


So a share class is a category of shares with a defined set of rights. Two people can hold shares in the same company but have different entitlements if they hold different classes. The class name alone does not determine those entitlements. The articles of association and terms of issue is what matters.


Common Share classes defined 2026

1. Ordinary shares: the straightforward starting point

Ordinary shares commonly give shareholders voting rights and a proportionate entitlement to dividends and surplus capital. For a company with one founder—or co-founders who want equivalent rights—one class is often the simplest structure.


Example: two equal founders

If two founders each hold 50 ordinary shares with identical rights, they would normally each have 50% of the votes and an equal share of dividends declared on that class. Dividend payments still depend on available distributable profits and valid company decisions.


2. Ordinary A shares: a separate class with defined rights

Ordinary A shares are often used where shareholders need a separate dividend class or a different package of rights. They may have the same voting and capital rights as Ordinary shares, or different rights if properly established.


Example: family-owned company

A family business may consider Ordinary and Ordinary A shares to allow different dividend decisions where the share rights permit this. Such arrangements require appropriate documentation and professional tax advice: using alphabet shares does not automatically produce a tax saving or remove HMRC settlements-legislation risk.


3. Ordinary B and C shares: tailored arrangements

B and C are labels, not statutory templates. They may be used for non-voting shares, separate dividend classes, or shares with restricted capital rights. A B share can also carry ordinary economic rights if that is how it is drafted.


Example: an adviser or minority investor

A founder might want to offer an adviser an economic interest without giving general voting rights. The company should consider the precise rights, employment-related securities rules where relevant, and the consequences of future fundraising or a sale. Dividends should not simply be treated as a substitute for salary or contractual fees.


4. Preference shares: priority for investors

Preference shares may give investors priority over ordinary shareholders for certain dividends or capital returns. Some are cumulative, redeemable or subject to detailed investment terms. Priority is not guaranteed merely by calling shares “preference shares”; the relevant rights must be set out.


How do you set up different share classes when incorporating?


  1. Decide who will own shares and what each shareholder needs.

  2. Define voting, dividend and capital rights for every class.

  3. Check whether the model articles and proposed share terms are suitable; obtain bespoke articles or legal drafting when needed.

  4. Enter the class, number, nominal value and prescribed particulars accurately in the incorporation statement of capital.

  5. Keep the constitutional documents and shareholder records consistent with the shares actually issued.


Companies House requires prescribed particulars of the rights attached to each class in the statement of capital. Its model articles allow different classes, subject to the articles and existing rights; however, they do not themselves establish every bespoke alphabet-share arrangement.


Common mistakes to avoid


  • Assuming “Ordinary A” or “Ordinary B” has a universal legal definition.

  • Believing directors can pay different dividends without checking the share rights.

  • Using a tax-driven share structure without taking tailored advice.

  • Overcomplicating a simple incorporation with unnecessary classes.



Frequently asked questions


Can I start with Ordinary shares and add other classes later?

Yes, subject to the company’s articles, required approvals, existing shareholder rights and applicable filing requirements. Making changes later can be more involved than planning them at incorporation.


Do Ordinary B shares automatically have no voting rights?

No. Their rights depend on the company’s constitutional documents and issue terms.


Can different share classes receive different dividends?

They can where the relevant rights allow it and dividends are lawfully declared or paid. The existence of different class names alone is not enough.


Do I need bespoke articles of association?

Not in every case. Straightforward structures may be accommodated by the model articles and properly documented rights. Complex dividend, voting, investor or exit arrangements often warrant bespoke drafting.


What are prescribed particulars?

They are the required description of rights attached to each share class, including relevant voting, dividend and capital rights, recorded in the statement of capital.



Final thoughts


For many new UK companies, a single Ordinary share class is the clearest option. Additional classes can provide flexibility, but only when the legal rights are intentionally defined and consistently recorded. Where tax planning, investment or employee incentives are involved, obtain professional advice before incorporation.


TheFormationCompany helps founders incorporate UK limited companies. Share-class options should be selected to reflect the intended ownership structure. Bespoke legal or tax arrangements may require independent professional advice.

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