June 16, 2026 | New York, NY
A Roth IRA conversion can sound simple: move pre-tax retirement dollars into a Roth account, pay the tax now, and create the potential for qualified Roth withdrawals later that are not subject to federal income tax.
For executives, the decision is rarely that clean.
Stock compensation, annual bonuses, option exercises, deferred compensation payouts, 10b5-1 trading plans, state tax exposure, charitable giving, Medicare premium thresholds, and future required minimum distributions can all change the answer. The question is not just whether a Roth conversion makes sense. The better question is: which year should carry the tax bill?
That matters because a conversion is not isolated from the rest of your tax return. It sits on the same return as your salary, RSU vesting, bonus income, nonqualified stock option exercise income, taxable investment income, deferred compensation payouts, and any realized gains from company stock sales.
For an executive with uneven income, one conversion year may be costly. Another may be much more efficient.
What a Roth Conversion Actually Does
A Roth conversion generally moves money from a pre-tax retirement account, such as a traditional IRA, into a Roth IRA. Amounts converted from pre-tax dollars are generally included in taxable income for the year of conversion. Once inside a Roth IRA, qualified distributions may be excluded from federal income tax if the rules are met. The IRS also states that Roth IRA owners are not required to take required minimum distributions while alive, although beneficiaries can still face distribution rules after death.
That combination can be appealing. A Roth IRA may give you more control over taxable income in retirement, reduce future required distributions from pre-tax accounts, and create a more tax-efficient asset for heirs.
The tradeoff is immediate. You are choosing to recognize income now. For executives, that current-year income may already be high because of compensation events outside the retirement account.
A second point matters: Roth conversions made in 2018 or later generally cannot be recharacterized back to a traditional IRA. Once completed, the conversion cannot be undone simply because tax results, investment performance, or personal circumstances changed.
Why Executive Income Makes Roth Conversion Planning Different
A traditional Roth conversion article often assumes a fairly steady income pattern. That may work for a salaried employee with predictable wages. It does not reflect how many executives are paid.
An executive’s taxable income may include:
- Salary
- Annual cash bonus
- RSU vesting
- Performance share vesting
- Nonqualified stock option exercise income
- Incentive stock option activity that can affect AMT planning
- Company stock sales
- Nonqualified deferred compensation payouts
- Board compensation
- Taxable investment income
- Capital gains from portfolio rebalancing
That creates a timing problem. A Roth conversion that looks reasonable in January can look very different by December if a large RSU vesting event, bonus, or stock option exercise pushes taxable income into a higher bracket.
For the 2026 tax year, the IRS lists seven federal income tax rates: 10%, 12%, 22%, 24%, 32%, 35%, and 37%. The 37% rate applies to taxable income above $640,600 for single filers and above $768,700 for married couples filing jointly.
A conversion can fill the available room in one tax bracket, spill into the next, or trigger other tax effects outside the bracket table. For executives, tax bracket math is only the first layer.
A Planning Perspective From Robert Karp CFP® CRPC® AIF®
For executives, Roth conversion planning usually starts in the wrong place when the focus is only on the IRA balance.
Robert Karp’s planning view is that the conversion amount should be tested against the full compensation picture first:
- Salary and bonus income
- RSU vesting
- Stock option activity
- Deferred compensation payouts
- Company stock sales
- Charitable giving plans
- State tax exposure
- Future required minimum distributions
If those items are not reviewed together, the conversion may be based on an incomplete view of the client’s tax situation.
The Year Matters as Much as the Amount
Some executives have years when taxable income is already crowded. RSUs may vest, options may be exercised, deferred compensation may be paid out, or company stock may be sold for liquidity or diversification.
In those years, a large Roth conversion may create more tax pressure than expected.
Other years may offer more room. A transition year after retirement, a lower bonus year, or the period before required minimum distributions begin may create a better window for a partial conversion.
The question is not simply:
“How much can be converted?”
The more useful question is:
“How much income should be recognized in this specific year?”
Stock Sale Planning Should Be Part of the Same Conversation
For executives with concentrated company stock, Roth conversion planning should be reviewed alongside stock-sale planning.
A scheduled sale under a 10b5-1 plan, a diversification strategy, or a liquidity need can affect the same tax return as the conversion. Looking at those decisions separately can create avoidable tax friction.
That review should include:
- Expected company stock sales
- Estimated capital gains
- RSU vesting schedules
- Option exercise timing
- Cash needed to pay the conversion tax
- Whether the sale proceeds are meant for diversification, lifestyle needs, or taxes
The conversion should fit the broader income plan, not compete with it.
The Family and Estate Planning Side Cannot Be Ignored
Roth assets can play a role in wealth transfer planning, but the right answer depends on the family’s full balance sheet.
A Roth IRA may be attractive for heirs, but the current tax bill is paid by the original owner. That tradeoff has to be reviewed carefully.
The review should consider:
- Who may inherit the Roth account
- What other assets may pass to family members
- Whether charitable giving is part of the estate plan
- Whether the client wants more taxable income control in retirement
- Whether heirs may be in higher or lower tax brackets later
The Roth conversion decision should connect retirement planning, investment planning, tax planning, estate considerations, and family goals.
The Practical Takeaway
A Roth conversion for an executive is not just a retirement account transaction. It is a coordination exercise.
The better process is to compare several years side by side, identify where income is already crowded, and decide whether a partial conversion can fit without forcing the rest of the plan out of alignment.
Robert Karp CFP® CRPC® AIF®, CEO and Managing Partner of AKD Wealth Partners, works with active and retired corporate executives, directors, and institutions on planning matters that include concentrated stock scheduling, wealth management, family dynamics, and wealth transfer strategies.
RSU Vesting Can Distort the Conversion Year
Restricted stock units are often one of the biggest reasons a Roth conversion should not be decided too early in the year.
When RSUs vest, they generally create taxable compensation. That income can arrive whether you sell the shares or continue holding them. If the company stock price rises before vesting, the tax impact may be larger than expected. If several grants vest in the same year, the income spike can be sharp.
Now add a Roth conversion to that same year.
The conversion does not receive separate tax treatment because the executive had a busy compensation year. It stacks on the return. That can push more income into a higher bracket, reduce the value of certain deductions, create estimated tax pressure, or affect Medicare premium calculations later in life.
This does not mean RSU income automatically rules out a conversion. It means the conversion amount should be sized against the full income picture.
For example, an executive expecting salary, bonus, and $300,000 of RSU vesting may approach a conversion differently from an executive in a lower vesting year. If one year has large vesting and the next year has fewer scheduled equity events, spreading the conversion or delaying part of it may be more tax-efficient.
The planning issue is not whether Roth accounts are good or bad. The issue is timing.
Stock Options Add Another Layer
Stock options can make Roth conversion planning even more sensitive.
Nonqualified stock options can create ordinary income when exercised, based on the spread between the exercise price and the fair market value at exercise. Incentive stock options may not create regular taxable income at exercise, but they can affect alternative minimum tax planning.
That matters because option decisions may compete with Roth conversion decisions for the same tax capacity.
An executive might want to exercise options in a year when the company stock price, expiration schedule, liquidity needs, or trading window supports action. That same year may also look attractive for a Roth conversion before retirement. Doing both without coordination can create a tax bill that is larger than expected.
This is where a year-by-year income map becomes useful. The map should show expected salary, bonus, RSU vesting, option activity, deferred compensation payouts, charitable deductions, expected portfolio gains, and potential Roth conversion amounts.
The goal is not to avoid tax at all costs. The goal is to decide which income belongs in which year.
The 10b5-1 Trading Plan Angle
Executives at public companies may also need to coordinate Roth conversion planning with company stock sale plans.
A Rule 10b5-1 trading plan is not a Roth conversion tool. It is a securities trading arrangement. Yet it can affect Roth conversion timing because planned sales of company stock can create taxable income or capital gains in the same year as a conversion.
SEC amendments to Rule 10b5-1 added cooling-off periods before trading can begin under certain plans, plus good-faith requirements and disclosure-related changes. Morgan Stanley also notes that 10b5-1 plans are often reviewed by company legal and compliance teams, and that many companies allow these plans to be entered only during open window periods.
That means a planned stock sale may not be easy to move late in the year just because the tax picture changed. If sales under a 10b5-1 plan are already scheduled, the Roth conversion should be reviewed around those expected transactions.
For executives with concentrated company stock, the decision can become a three-part question:
- How much company stock should be sold for diversification or liquidity?
- How much taxable income or gain could those sales create?
- How much Roth conversion income can fit in the same tax year without creating an avoidable tax burden?
A Roth conversion review that ignores the 10b5-1 calendar can miss the real constraint.
Deferred Compensation Can Open or Close a Roth Conversion Window
Nonqualified deferred compensation can be another swing factor.
Deferred compensation may lower taxable income while the executive is working, then create taxable income in the payout year. Voya notes that NQDC distributions are generally reported as income in the year they are paid. Section 409A rules also limit when deferred compensation can be paid, which means executives may have less flexibility than they expect once elections are made.
This can affect Roth conversion planning in two ways.
First, a year with a large deferred compensation payout may be a poor year for a large conversion. The payout may already fill tax brackets that could have been used for conversion income.
Second, the years before deferred compensation begins may create a planning window. A recently retired executive may have lower W-2 income after leaving work, but before deferred compensation, Social Security, pension income, or required distributions begin. That gap can be valuable.
The point is not to convert as much as possible during the gap. The point is to measure the gap and decide how much income should be intentionally recognized.
The Years Before RMDs Can Be Valuable
Required minimum distributions are one reason Roth conversion planning often becomes relevant before retirement account withdrawals begin.
Traditional IRAs and many pre-tax retirement accounts are subject to required minimum distribution rules. Roth IRAs, by contrast, are not subject to lifetime RMDs for the original owner under IRS rules.
For an executive with large pre-tax retirement balances, waiting until RMDs begin can reduce flexibility. At that point, annual taxable withdrawals may be required whether the money is needed or not. Those distributions can stack on Social Security, pension income, deferred compensation, investment income, and other taxable sources.
A series of partial Roth conversions before RMDs begin may reduce future pre-tax balances and create more flexibility later. It may also shift some assets into an account that is not forcing lifetime withdrawals for the original owner.
The risk is overdoing it. Converting too much in one year can create a tax bill that outweighs the long-term value. This is why partial conversions are often worth comparing against one large conversion.
Medicare Premiums and the Two-Year Lookback
Roth conversions can also affect Medicare premiums.
CMS states that 2026 Medicare Part B and Part D income-related monthly adjustment amounts are based on income thresholds and can increase premiums for higher-income beneficiaries. This matters because Medicare generally uses income from a prior tax year to determine later premiums.
For executives near Medicare age, a Roth conversion at age 63 or 64 can affect premiums at 65 or 66. For retired executives already on Medicare, a conversion can increase future premiums if income crosses an IRMAA threshold.
That does not mean the conversion is wrong. It means IRMAA should be included in the tax cost calculation. A conversion that looks reasonable based only on federal brackets may look less attractive after Medicare surcharges are included.
Charitable Giving Can Change the Net Tax Picture
Charitable planning may also affect the timing of a Roth conversion.
If an executive already plans to make significant charitable gifts, pairing part of that giving with a Roth conversion year may reduce the net tax impact. The IRS states that charitable contributions to qualified organizations may be deductible when a taxpayer itemizes, subject to applicable limits.
Donor-advised funds can also be relevant for families that want to contribute assets in one year and recommend grants over time. The IRS describes a donor-advised fund as an account maintained by a sponsoring organization, where the organization has legal control after contribution while the donor retains advisory privileges over grants and investments.
This is not a reason to give solely for tax purposes. It is a reason to coordinate charitable intent with income recognition. If a family already has philanthropic goals, the Roth conversion year may be one of the years to review giving amount, asset choice, and deduction limits.
State Taxes Should Not Be an Afterthought
State tax can change the Roth conversion answer.
An executive living in a state with personal income tax may face a different conversion cost than someone who expects to retire in Florida or another state without a broad-based personal income tax. A conversion before a move may carry a higher state tax cost. A conversion after a bona fide change in residency may carry a different result.
The residency issue should be handled carefully. States can examine domicile, days spent in the state, home ownership, business ties, family ties, and other facts. A Roth conversion should not drive a rushed residency decision. It should be reviewed after the residency facts are clear and properly documented.
For executives with homes in multiple states, this is an area to review with a tax advisor before acting.
When a Roth Conversion May Not Fit
A Roth conversion is not automatically good planning.
It may be a poor fit when:
- The current-year tax rate is already unusually high because of RSUs, bonuses, option exercises, or deferred compensation.
- The tax bill would need to be paid from the IRA itself, reducing the amount that remains invested.
- The conversion would create liquidity pressure.
- The taxpayer expects to be in a lower bracket later.
- The conversion would trigger Medicare premium increases that weaken the benefit.
- The plan ignores state tax exposure.
- The client may need the converted funds soon and cannot satisfy Roth distribution rules.
- The estate plan or beneficiary plan has not been reviewed.
The five-year rules also matter. Roth distributions are not automatically tax-exempt simply because assets sit in a Roth account. Qualified distribution treatment depends on rules that include age and holding-period requirements. IRS Roth IRA guidance states that qualified Roth distributions are not taxable, while nonqualified withdrawals may be partly taxable and may trigger an extra 10% tax if taken before age 59½ unless an exception applies.
A Practical Roth Conversion Checklist for Executives
Before converting, executives should review the following questions:
- What is projected taxable income before any conversion?
- How much income is expected from RSU vesting this year?
- Will any stock options be exercised?
- Are any company stock sales scheduled through a 10b5-1 plan?
- Will annual bonus income be higher or lower than usual?
- Are NQDC payouts scheduled this year or in the next several years?
- Will the conversion affect Medicare premiums in a later year?
- Could charitable giving reduce the net tax impact?
- Is the client planning a move to another state?
- Will the tax bill be paid from taxable assets or from the retirement account?
- How does the conversion affect future RMDs?
- How does the Roth account fit into the estate plan?
- Which beneficiary will likely inherit the Roth account?
- Has the CPA reviewed the tax projection before year-end?
These questions are not meant to slow the process. They are meant to prevent a Roth conversion from being handled as a stand-alone transaction when the executive’s tax picture is anything but stand-alone.
Final Thought
For executives with stock compensation, a Roth conversion is less about a retirement account transfer and more about income timing.
RSUs, options, bonuses, deferred compensation, trading plans, charitable giving, Medicare thresholds, and state residency can all affect the result. A conversion may create value when it fills a lower-income window. It may create avoidable tax cost when it is added to a year already crowded with compensation events.
The better process starts with a multi-year tax projection. From there, the question becomes practical: how much income should be recognized this year, and how much should wait?
For executives and families with complex compensation, Roth conversion planning should be reviewed with financial, tax, and legal advisors before the transaction is completed.
This material is for educational use and is not investment, tax, or legal advice.
