What Is a Share Option? A Practical Guide for Startups and SMEs

If you’re building a startup or growing a small business, you’ve probably heard that “equity incentives” can help you attract, motivate and retain great people.

But once you get past the buzzwords, you’ll likely run into the question many founders (and business owners generally) type into Google: what is an option in shares?

A share option can be a powerful tool - but it can also create legal, tax and relationship issues if it’s rolled out quickly without a plan. The good news is that once you understand the moving parts (and document them properly), share options can give your business a real advantage when you’re competing for talent, funding or long-term commitment.

Below, we break down share options in plain English, from the perspective of you as the business owner: what options are, why businesses use them, how they’re commonly structured in Australia, and what legal documents you should have in place before you promise anyone “equity”.

What Is An Option In Shares (And How Is It Different To Issuing Shares)?

Let’s start with the core definition. If you’ve been wondering what an option in shares is, here’s the simplest way to think about it.

A share option is a legal right (but not an obligation) for someone to acquire shares in your company later, usually:

• at a set price (often called the exercise price or strike price), and
• after meeting certain conditions (for example, staying with the business for a period of time), and
• within a set timeframe (before the option expires).

That’s different from issuing shares now, where the person immediately becomes a shareholder with rights like voting (depending on the share class) and entitlement to dividends (if declared).

Why Do Options Exist At All?

From a business perspective, options are often used because they let you promise future ownership without giving away equity immediately. This can be helpful when:

• you want to reward long-term performance (not short-term involvement),
• your business can’t justify the current share value or dilution today, or
• you want the person to “earn” the equity through service or milestones.

What Happens When An Option Is “Exercised”?

When someone exercises their option, they convert that right into actual shares (typically by paying the exercise price and completing the required paperwork).

Once shares are issued/transferred, they become a shareholder - and that’s when the ongoing shareholder rights and obligations usually start to matter most.

Why Australian Startups Use Share Options (The Practical Business Reasons)

Share options are not just a “Silicon Valley thing”. In Australia, they’re commonly used by:

• early-stage startups hiring key employees when cash is tight,
• growing companies bringing in senior staff who want upside,
• businesses engaging contractors for longer-term strategic work, and
• founder teams creating a fair structure for contribution over time.

From your perspective as the business owner, the biggest reasons to consider a share option plan are usually:

1) Incentivising Long-Term Performance Without Immediate Dilution

Options can align incentives: if the business grows in value, the option holder benefits too (assuming they meet the conditions and exercise their options).

At the same time, your cap table stays cleaner in the short term because they don’t receive shares until exercise.

2) Competing For Talent When Your Salary Budget Is Limited

Many startups can’t match big-company salary packages. Options can help you attract people who believe in the business and are willing to trade some short-term cash for long-term upside.

This is especially common for technical hires, sales leaders, and executive roles.

3) Setting Clear Conditions Around “Earning” Equity

Options are often paired with vesting conditions, so a person only receives the benefit if they stay for a minimum time (or hit specific milestones).

That can help protect your business from the classic scenario: someone joins early, receives shares upfront, then leaves quickly but keeps their equity.

4) Preparing For Investment And Growth

If you’re planning to raise money, investors will usually want to understand your equity incentive arrangements. Having a structured approach to options can help show you’ve thought about governance and future dilution.

This is also where your broader company setup matters - including whether your Company Constitution supports the option plan mechanics you want.

How Share Options Are Typically Structured In Australia

There isn’t one “standard” structure, but most share option arrangements include the same building blocks. Understanding these will help you make decisions that suit your business (and avoid misunderstandings later).

Option Pool: How Many Options Are Reserved?

Many startups create an option pool (for example, 5%–15% of the company on a fully diluted basis). The pool is essentially “set aside” for future incentives.

Even if options are not yet exercised, option pools matter because they signal future dilution to founders and investors.

Vesting: When Do Options Become Available?

Vesting means the options become exercisable over time (or when milestones are achieved).

A common approach is time-based vesting over 3–4 years, sometimes with a “cliff” (for example, no vesting until 12 months have passed, then vesting monthly or quarterly).

From a business perspective, vesting is one of the most important risk-management tools in any equity incentive plan.

Exercise Price: What Will They Pay For The Shares?

The exercise price is what the option holder pays when they exercise.

Exercise price decisions can have major tax and commercial implications. Some businesses set a low exercise price early on; others link it to a valuation method or last funding round price.

It’s also common to see “nil consideration” options in some contexts, but you should be cautious - the legal and tax treatment can become complicated quickly.

Expiry: When Do Options End?

Options usually have an expiry date. If they aren’t exercised by then, they lapse.

This matters because it affects:

• how long a person has to exercise after they leave, and
• your ability to recycle options back into the option pool.

Good Leaver / Bad Leaver Rules

Many option plans include rules about what happens if someone stops working with the business.

For example:

• Good leaver (eg redundancy, illness, termination without cause) might keep vested options for a period, or accelerate vesting in limited cases.
• Bad leaver (eg serious misconduct) might lose unvested options and, in some cases, vested options too - but these outcomes need to be drafted carefully, because overly punitive forfeiture clauses may be challenged depending on how they operate in practice.

These provisions need to be drafted carefully so they’re commercially fair and legally workable.

Employee Vs Contractor Options

Options can be offered to employees, directors, or contractors. But you should avoid using options to “paper over” a worker classification issue.

If someone is really an employee (even if you’re calling them a contractor), you may still have employee obligations. Getting this wrong can create significant risk under workplace laws.

Where relevant, make sure you also have the right Employment Contract in place so your incentive arrangements sit alongside clear employment terms.

What Legal And Compliance Issues Should You Think About Before Offering Options?

Options touch several legal areas at once: company law, contracts, employment, and sometimes fundraising and tax rules. Before you offer options, it’s worth stepping back and checking the foundations.

1) Is Your Company Structure Ready For Options?

In Australia, options are generally issued by companies (not sole traders or partnerships). If you’re still operating as a sole trader but thinking about equity incentives, it may be time to consider whether a company structure makes sense for your growth plans.

Your constitution, share classes, and shareholder arrangements should all support what you’re trying to do.

2) Do You Have Shareholder Rules That Match The Option Plan?

Options are promises about future ownership. That means they need to “fit” with the rules between existing owners.

If you have multiple founders or investors, a well-drafted Shareholders Agreement is often essential to manage:

• decision-making and voting thresholds,
• share transfer restrictions,
• what happens if a founder exits, and
• how new shareholders (including option holders) are brought in.

Without this, option grants can create surprises later - for example, founders disagreeing about dilution, or disputes about whether option holders should sign an accession deed to join the shareholders agreement.

3) Are You Making Any Representations That Could Create Disputes?

Be careful about how you talk about options when recruiting. If you say (or imply) that options are “guaranteed wealth”, or that the business will definitely be worth a certain amount, you can create disputes if expectations aren’t met.

From a legal standpoint, it’s safer to keep discussions factual and ensure the written documents clearly explain the conditions and risks.

4) Do You Need To Consider Privacy Or Data Handling?

Option plans involve collecting and storing personal information (identity details, TFNs in some contexts, contact details, employment records, etc.). If your business collects personal information more broadly (for example through a website), it’s usually sensible to have a Privacy Policy that aligns with your data practices.

5) Are There Corporations Act Or Fundraising Issues?

Depending on how your option plan is designed (and who you offer it to), you may need to consider Corporations Act requirements around issuing securities - including whether a disclosure document is required, or whether an exemption applies (for example, common exemptions used for employee share schemes and certain small-scale offers).

This is an area where getting tailored legal advice is especially helpful, because the right approach depends on your company type, who you’re offering options to, and how the offer is structured.

6) What About Tax (ESS) Treatment?

Options granted to employees (and some directors) are often structured as an employee share scheme (ESS). The tax outcome can vary significantly depending on the plan design (for example, whether the options are “taxed upfront” or eligible for tax deferral, and whether the startup ESS concessions apply).

This is also why exercise price and valuation approach matter: they can affect both perceived fairness and potential tax consequences.

Tax outcomes are fact-specific, so it’s important to get advice from an accountant or tax adviser before you finalise or roll out a plan. This article is general information only and isn’t tax or financial advice.

What Documents Do You Need For A Share Option Plan?

One of the biggest mistakes we see is businesses offering “options” casually - for example, in an email, a Slack message, or a short letter with a few dot points.

If you want the commercial benefits of options, you’ll usually need a proper set of documents that clearly set out everyone’s rights and obligations.

Depending on your business and the complexity of the plan, common documents include:

• Option Plan Rules: the “master” rules for how your option plan works across the business (eligibility, vesting, leaver provisions, exercise mechanics, board discretion, etc.).
• Option Offer Letter: the specific offer to the individual, usually referencing the plan rules and setting out their grant details (number of options, vesting schedule, exercise price, expiry).
• Option Deed: a binding contract recording the grant and conditions; this is often the key enforceable document for the option holder.
• Board/Shareholder Approvals: many companies need formal approvals to issue options, adopt plan rules, and later issue shares on exercise.
• Shareholders Agreement Accession: if the person exercises and becomes a shareholder, you may want them to sign onto the existing shareholder rules.
• Employment Or Contractor Agreement: to ensure the commercial relationship is clear alongside the equity incentive.

If you’re using vesting for founders (or key contributors), you might also consider a Share Vesting Agreement approach (or a vesting-style structure), depending on what you’re trying to achieve and whether you want equity to be “earned” over time.

What About Your Cap Table And Share Certificates?

Once options are exercised and shares are issued, your company registers and records need to be accurate.

That may include issuing and updating Share certificates, updating your member register, and ensuring ASIC notifications (where required) are made correctly.

Clean records might feel like admin, but they become crucial when you raise capital, sell the business, or deal with a shareholder dispute.

Common Pitfalls For Businesses Offering Share Options (And How To Avoid Them)

Options are meant to simplify and motivate - but in practice, they can become messy if the legal and commercial details aren’t clear.

Here are some common pitfalls we see for Australian startups and small businesses.

Granting Options Before You’ve Agreed Founder Terms

If your founder arrangements aren’t settled, adding options can amplify uncertainty. For example, if founders disagree later about roles or decision-making, option holders may be caught in the middle.

It’s usually worth getting your founder structure and shareholder rules in place first.

Unclear Vesting, Expiry Or Leaver Terms

A surprising number of option disputes come down to “what did we mean by vesting?” or “what happens if someone leaves?”

These terms should be explicit, written, and consistent across documents.

Promising Options Before Checking Approvals

In some companies, the constitution or shareholders agreement may restrict issuing securities without certain approvals.

Before offering options, check what approvals are required and document the decision properly.

Not Planning For Future Funding Rounds

If you’re likely to raise money, the way you set your option pool and exercise price can affect negotiations with investors.

It’s often easier to structure your plan with fundraising (and likely investor expectations) in mind from the beginning, rather than trying to retrofit it later.

Mixing Up “Options” With Other Incentives

Options aren’t the only way to share upside. Depending on your business stage and goals, you might also consider bonuses, commission, profit share, or other incentive arrangements.

The “right” approach is the one that matches your cashflow, growth plan, team structure, and risk appetite.

Key Takeaways

• A share option gives someone the right (but not the obligation) to acquire shares later, usually at a set price and subject to conditions - in other words, it’s the practical answer to what an option in shares is.
• Options can help you attract and retain key people without giving away equity immediately, especially when paired with clear vesting and leaver rules.
• A typical Australian option structure includes an option pool, vesting schedule, exercise price, expiry date, and rules for what happens if someone leaves.
• Before you offer options, it’s important your company structure and governance are ready - including your constitution, shareholder rules, and approval processes.
• Options should be documented properly (plan rules, option deed/offer, approvals, and alignment with employment or contractor terms) to prevent misunderstandings and disputes later.

If you’d like a consultation on setting up a share option plan for your startup or small business, you can reach us at 1800 730 617 or team@sprintlaw.com.au for a free, no-obligations chat.