The Meta RSU Calendar: Vesting Dates, Trading Windows and Tax Timing


For most Meta employees in the UK, RSUs vest on the 15th of February, May, August and November. Here are the common vesting dates, how trading windows work, how the dates line up with the UK tax year, and what to consider when planning around them.
Most of the financial planning around RSUs comes down to one simple habit: knowing your dates and acting inside them.
When we meet Meta employees, the problems we see are rarely complicated. Someone decided to sell, only to find the trading window had closed. A February vest pushed their income over £100,000 without them noticing. Or several years of unsold vests have left far more of their wealth in Meta than they ever intended.
All of these come back to the calendar.
The Four Vesting Dates
Meta vests RSUs quarterly, on the same four dates every year:
15th February
15th May
15th August
15th November
The value of the shares on each vest date is treated as employment income and taxed through PAYE, so each one is worth a few minutes of planning.
The Refresher Cycle
On top of your initial new-hire grant, Meta awards annual refresher grants. These are decided during the performance cycle that typically runs in February, and the first vests from a new refresher typically arrive in the May window.
That timing is worth noting. May is the first vest of a new UK tax year, so a larger refresher can lift your RSU income for the whole year ahead, not just one quarter.
Refreshers also depend on your performance rating and on Meta's own decisions about equity, so the amount can change from year to year. It is sensible to plan around a range rather than assume last year's figure will repeat.
Trading Windows and Blackout Periods
As a Meta employee, you cannot trade your shares whenever you like. Trading is generally restricted to quarterly open windows, with closed periods around the company’s earnings announcements.
Under Meta’s published policy, the window generally opens on the second full trading day after quarterly results are released. It typically closes at market close on the last day of the quarter’s middle month - February, May, August or November.
Each 15th vest date will often fall within an open window, leaving a relatively short period to decide whether to sell or hold. But the exact dates can change, and individual restrictions may apply.
Always check Meta’s current Trading Window Calendar and dealing policy before placing a trade. An open window does not override restrictions relating to material non-public information or any requirement for pre-clearance.
How the Dates Line Up With the Tax Year
The UK tax year runs from 6th April to 5th April. The May, August, November and February vests therefore all fall within the same tax year, with February’s vest arriving just before the year ends.
This is one reason February can be a surprise. By then, salary, bonus and the earlier RSU vests may already have pushed adjusted net income close to £100,000. The February vest can be the one that takes it over the threshold.
Adjusted net income is not necessarily the same as gross salary plus RSUs. Pension contributions and certain other reliefs can affect the calculation, so it is worth checking your position rather than relying on a simple total.
Above £100,000, you lose £1 of your personal allowance for every £2 of extra income. Between £100,000 and £125,140 this works out as an effective income tax rate of 60%.
A Worked Example
Suppose your salary is £75,000 for the full tax year, from April to March. Your May, August and November vests are worth £5,000 each, adding £15,000. That puts your income for the year at £90,000, comfortably under the £100,000 threshold.
The February vest is then worth £20,000 (perhaps after a strong run in the share price), taking your total employment income for the year to £110,000.
The £10,000 above £100,000 is taxed at 40%, which is £4,000. You also lose £5,000 of personal allowance, which costs a further £2,000 in tax. That is £6,000 of income tax on that £10,000 slice, an effective rate of 60%, before National Insurance.
The good news is that this can often be managed if you see it coming. Pension contributions may help reduce adjusted net income and preserve some or all of your personal allowance. Salary sacrifice can also reduce taxable employment income where it is available and properly arranged.
The timing and amount matter. Before making a contribution, check how it affects your adjusted net income, pension annual allowance and any relevant restrictions.
This example assumes the individual is subject to the income-tax rules for England, Wales or Northern Ireland, has the standard personal allowance, and has no other adjustments affecting adjusted net income.
Keeping an Eye on Concentration
The calendar matters for one more reason. Every vest you keep adds to your Meta holding, and over a few years that builds up faster than most people expect.
It is common for us to meet employees whose portfolio was meant to be diversified but is now 60 or 70 percent Meta. That usually happens through a series of small decisions not to sell, rather than one big decision to hold.
There is nothing wrong with keeping some Meta shares. The point is to decide how much on purpose, ideally before each window opens rather than in the middle of a busy week.
The Bottom Line
A few simple habits go a long way. Put the four vest dates and Meta's results dates in your diary. Keep your own record of the value of shares at each vest, as this is your base cost if you sell later. Check where your total income for the tax year is heading before the February vest.
If you would like to talk through your own situation, you can book a time for an initial chat – https://calendly.com/jamiekyte/30min
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Frequently Asked Questions
How are Meta RSUs taxed in the UK?
The value of shares received when RSUs vest is generally treated as employment income and subject to Income Tax and National Insurance. Meta’s payroll and share-settlement arrangements determine how the relevant tax and National Insurance are collected, which may involve withholding or selling shares.
If you keep the shares and sell them later, any increase in value after vesting may be subject to Capital Gains Tax. The value at vesting is generally used as the acquisition cost for this purpose, although individual circumstances can affect the tax treatment.
When can Meta employees sell their shares?
Usually only during the open trading window after each quarterly results announcement, which typically covers most of February, May, August and November. Always check Meta's confirmed dates and dealing policy, as these can change.
Should I sell my Meta shares as soon as they vest?
It depends on your goals and how much of your wealth is already in Meta. Selling at or close to the vesting value will generally result in little or no Capital Gains Tax, because the vest-date value is usually the starting point for your acquisition cost. However, the share price can move between vesting and sale, and individual circumstances can affect the calculation.
Keeping the shares is an investment decision in its own right, so it is worth making deliberately.
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About The Author
Jamie Kyte is a Chartered Financial Planner and founder of Kyte Financial Planning. He holds the Chartered Insurance Institute Level 6 Advanced Diploma in Financial Planning and has over a decade of experience advising on pensions, investments, retirement planning and inheritance tax.
Jamie advises Meta employees on their overall financial planning, including planning around vesting and pensions.
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This article is for general financial education only. It is not personal advice and it is not a recommendation to take, or not take, any particular course of action. Tax treatment depends on your individual circumstances and tax rules can change. Everyone's situation is different, so what is right for one person may not be right for another. The value of investments can fall as well as rise and you may get back less than you invest. Where this article refers to pensions, your money is normally locked away until at least your late fifties under current rules.
References to Meta, its compensation structures and its employee benefits are based on publicly available information and are used to provide context for UK financial education.
Kyte Financial Planning is an independent firm of Chartered Financial Planners and is an Appointed Representative of ValidPath Limited, which is authorised and regulated by the Financial Conduct Authority.




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