RSUs, Bonuses, and Raises: How High Earners Should Think About Cash Flow

For many high-income professionals, compensation does not arrive as a simple paycheck. Equity compensation, annual bonuses, and periodic raises can significantly increase earnings, but they also introduce complexity. More income does not always lead to more clarity, especially once taxes and cash flow priorities are considered. 

Understanding how these moving pieces interact is an important component of developing a sustainable financial plan. 

1. Tax Brackets and the Reality of High Income 

As income rises, marginal tax rates rise with it. For many high earners, additional dollars fall into the top federal tax brackets, where the federal rate reaches 35% or 37% for both single and married filers at higher income levels. 

This means: 

• Raises, bonuses, and equity income are often taxed at the highest marginal rate 

• Each additional dollar of income has less net impact than you might expect 

• State taxes, payroll taxes, and Medicare surtaxes can further reduce take-home pay 

A common challenge is that compensation increases feel meaningful in gross dollars, but the after-tax result often falls far short of what you expected. Proactive tax planning and cash flow coordination are especially important because of this gap. 

2. The Challenges of Variable RSUs and Bonuses 

Restricted stock units (RSUs) and bonuses introduce real uncertainty into cash flow planning. 

RSUs are often taxed as ordinary income when they vest, regardless of whether you sell the shares. This can create large, unexpected tax obligations in years when vesting schedules accelerate or stock prices rise. 

Bonuses present similar challenges: 

• Amounts often vary year to year 

• Timing may not align with your expenses or estimated tax payments 

• Withholding often doesn’t fully cover the eventual tax due 

Because these income sources are irregular, spending and savings decisions can easily fall out of sync. High income does not always mean predictable cash flow, which is one of the more subtle planning challenges faced by executives and professionals. 

Concentrated positions in employer stock can increase exposure to company-specific risk, and decisions around holding or selling shares involve trade-offs that depend on individual circumstances. 

3. Strategies for Reducing Taxable Income 

While you cannot control all income, you do have planning considerations that may influence taxable income: 

• Maximizing pretax retirement savings, such as 401(k) or profit-sharing plans 

• Using deferred compensation plans when available 

• Coordinating charitable giving through donor-advised funds in high-income years 

• Managing the timing of RSU sales and option exercises when possible 

These strategies involve trade-offs and may not be appropriate in all situations. Their effectiveness and tax impact depend on individual circumstances and current tax law, which may change over time. 

The goal is not simply to minimize taxes in isolation, but to smooth income over time and align tax strategy with long-term financial goals. Effective planning often focuses more on consistency and predictability than on minimizing any single year’s tax bill. 

4. Establishing Clear Cash Flow Priorities 

When income is high but variable, discipline in cash flow allocation becomes critical. A clear hierarchy can help prevent lifestyle creep while ensuring long-term savings goals stay on track. 

A common priority framework for high earners looks like this: 

1. Lifestyle costs: Cover fixed and discretionary spending sustainably across both higher and lower income years. 

2. Pre-tax savings: Take full advantage of employer retirement plans and the employer match to help reduce current taxable income and build long-term security. 

3. HSA contributions, if eligible: For those with high-deductible health plans, health savings accounts (HSAs) offer a unique combination of tax-deductible contributions, tax-deferred growth, and tax-free withdrawals for qualified medical expenses. 

4. Backdoor Roth contributions: For those above Roth IRA income limits, coordinated backdoor Roth contributions can add tax-free growth and diversification when executed properly. 

5. Taxable brokerage investing: Direct excess cash flow toward taxable accounts to support intermediate goals, provide flexibility, and complement retirement savings. 

This structure may help support progress toward long-term financial goals. 

Final Thought 

RSUs, bonuses, and raises can contribute to long-term financial progress, but only when you pair them with intentional planning. High-income earners face a unique combination of high marginal tax rates, variable cash flow, and complex decision-making. 

A structured approach to taxes and cash flow can help improve consistency in planning over time. Working with a financial advisor to coordinate these decisions can help ensure that additional income supports both your current lifestyle and your future goals, rather than adding unnecessary complexity. Outcomes will vary based on factors such as market conditions, tax law changes, and individual financial decisions. 

This is intended for informational purposes only. You should not assume that any discussion or information contained in this document serves as the receipt of, or as a substitute for, personalized investment or tax advice from Savant. Please consult your investment or tax professional regarding your unique situation.

Cory R. Barel Financial Advisor CFP®

Cory has been involved in the financial services industry since 2019. He graduated with cum laude honors from Tufts University with a bachelor’s degree in economics and minors in finance and entrepreneurship.