Taxes reduce your investment returns. That is a simple fact. If you earn 6% on a bond but pay 37% in federal income tax on that income, your after-tax return drops to roughly 3.78%. Over a decade, that gap compounds into a significant loss of wealth.
Tax efficiency is not a bonus feature in a well-structured portfolio. It is a core objective. One Oak Capital Management, LLC has built its entire investment approach around this principle, helping investors in higher tax brackets keep more of what they earn.
Every dollar lost to taxes is a dollar that cannot compound. For investors in higher income brackets, this problem is especially acute. Federal income tax rates can reach 37% on ordinary income. Add state and local taxes, and the drag on taxable bond income becomes substantial.
Tax efficiency matters because it directly affects the real value you receive from your portfolio. A bond yielding 4% in taxable income may deliver less after-tax income than a tax-exempt municipal bond yielding 3%. The pre-tax number tells only part of the story. The after-tax number is what actually lands in your account.
Planning for tax efficiency means selecting the right investment vehicles, placing assets in the right accounts, and working with a manager who understands how to structure a fixed income portfolio with taxes in mind from the start.
Several investment options are designed specifically to reduce tax exposure. The most widely used include:
Municipal bonds: Interest income on most municipal bonds is exempt from federal income tax and, in many cases, from state and local taxes as well. This makes them particularly attractive for investors in higher brackets.
Tax-deferred accounts: Retirement accounts such as IRAs and 401(k)s allow your investments to grow without annual tax liability. You pay taxes either upon withdrawal (traditional) or not at all on qualified withdrawals (Roth).
Tax-loss harvesting: This strategy involves selling securities that have declined in value to offset gains elsewhere in the portfolio. It reduces your current tax bill without necessarily changing your overall investment exposure.
Separately managed accounts (SMAs): SMAs allow direct ownership of individual securities, which gives investors and their managers the flexibility to execute tax-loss harvesting at the individual bond level. This can offer a significant advantage over mutual funds, where investors have no control over the timing of taxable events.
Each of these tools has its place. The right combination depends on your tax situation, income, and investment goals.
Municipal bonds are issued by state and local governments to fund public projects. The interest income they generate is generally exempt from federal income tax. For investors living in the same state as the issuer, that income is often free from state and local taxes as well.
This tax treatment has a direct and meaningful impact on after-tax returns. To compare a municipal bond fairly to a taxable bond, you calculate the taxable equivalent yield. For an investor in the 37% federal bracket, a municipal bond yielding 4% is equivalent to a taxable bond yielding approximately 6.35%.
Municipal bonds also tend to carry high credit quality. Most are investment grade, meaning the risk of default is low. This combination of tax efficiency and credit quality makes them a core holding for many high-net-worth and institutional investors.
It is important to note that while interest on municipal bonds is generally exempt from federal income tax, it may be subject to the federal alternative minimum tax, or state or local taxes. Profits and losses on federally tax-exempt bonds may also be subject to capital gains tax treatment.
One Oak Capital Management, LLC specializes in fixed income strategies centered on the municipal bond market. The firm manages separately managed accounts that give investors direct ownership of individual securities, full transparency, and the ability to customize by state, duration, and income requirements.
The firm's Enhanced Municipal Portfolio is a laddered, actively managed strategy built around diversified, high credit quality municipal bonds. The laddered structure smooths out fluctuations in interest rates by spreading bond maturities across different time horizons. Active management adds value through security selection and tax-harvesting trades, which One Oak has executed for clients in both the Enhanced Municipal Portfolio and the Enhanced Taxable Municipal Portfolio.
The Enhanced Taxable Municipal Portfolio pairs municipal bonds with exposure to corporate bonds. This strategy targets investors seeking a combination of attractive taxable income and total return in a diversified, high credit quality portfolio.
For investors seeking lower volatility alongside tax-advantaged income, One Oak Capital Management, LLC also offers the Enhanced Short-Duration Municipal Portfolio. This laddered, strategically managed strategy focuses on short-duration, high credit quality municipal bonds designed to deliver total return with reduced interest rate sensitivity.
Each portfolio is supported by One Oak's integrated risk management framework, which evaluates six distinct risk factors: interest rate, credit, liquidity, yield curve, sector, and regulatory risk. The firm uses Bloomberg and Fabkom alongside research from multiple sell-side firms to support this process.
The results have been recognized externally. The Enhanced Municipal Portfolio received Zephyr's PSN Top Gun award for Top 10 returns across multiple measurement periods through 2025 in the PSN Municipal Universe. The Enhanced Taxable Municipal Portfolio earned PSN Top Gun recognition for both the one-year and three-year periods ending December 31, 2025, in the PSN Municipal Universe, and also for the quarter and three-year periods ending December 31, 2025, in the PSN Intermediate Maturity Universe. Both strategies carry Morningstar ratings as well.
(Disclaimer: References made to awards/rankings are not an endorsement by any third party to invest with One Oak and are not indicative of future performance. Investors should not rely on awards/rankings for any purpose and should conduct their own review prior to investing. Zephyr/PSN is an asset and wealth management software marketed by Informa (LSE: INF). PSN is a database of Separately Managed Accounts managed by Zephyr. One Oak does not compensate Zephyr for inclusion in the PSN database, nor does it compensate Zephyr for consideration for, or awarding of, the PSN Top Gun designation.)
The leadership team at One Oak brings deep fixed income expertise to each portfolio decision. CEO and Chief Investment Officer Stephen DiTursi has 40 years of industry experience. Senior Portfolio Manager Neil Crabb brings 34 years of experience, with deep expertise in municipal research and trading. Senior Portfolio Manager James Kim, Portfolio Managers Keith Cronin and Michael DiTursi, and Head of Research Joseph H. Marren round out an experienced team focused exclusively on fixed income.
Tax-efficient strategies can deliver significant value for investors. Several groups fit this profile.
High-income earners: Investors in the top federal income tax brackets see the largest gap between taxable and tax-exempt income. A tax-exempt municipal bond becomes increasingly valuable the higher your marginal rate.
Retirees managing income distributions: Retirees drawing income from taxable accounts benefit from strategies that minimize the tax impact of that income. Municipal bond portfolios structured as SMAs have the potential to offer both income and flexibility in managing taxable events.
High-net-worth investors in high-tax states: States such as New York and California impose significant income taxes on top of federal rates. Municipal bonds issued within those states often deliver income that is exempt at both the federal and state level, amplifying the tax benefit.
Investors already holding tax-deferred accounts: If your retirement accounts are well funded, your next dollar of investment likely belongs in a tax-efficient vehicle. Municipal bond SMAs can be a natural complement to existing retirement account holdings.
Accredited and qualified investors seeking institutional-grade fixed income: One Oak Capital Management, LLC structures its strategies for accredited and qualified investors who want institutional-quality fixed income management. The SMA format gives these investors direct ownership, full customization, and transparent reporting through established custodians including Charles Schwab, Fidelity, and Pershing.
Tax efficiency is not separate from investment performance. It is part of it. The income you generate only matters to the extent you keep it. Selecting the right fixed income strategies, structured with after-tax outcomes in mind, is one of the most direct ways to improve your real returns.
One Oak Capital Management, LLC has built its practice around this discipline. From active tax harvesting to laddered portfolio construction and rigorous risk management, the firm focuses on delivering after-tax value across multiple market environments. If you want to learn more about how these strategies can apply to your situation, contact One Oak Capital Management, LLC today.
Disclaimer: Past performance is not representative of future return performance. Fixed income risks include, but are not limited to, changes in interest rates, liquidity, credit quality, volatility, and duration. To invest with One Oak Capital Management, LLC, you must be a qualified or accredited investor. There can be no assurance that One Oak will implement its investment strategy or that it will lead to investor returns. Actual results may vary materially and adversely. One Oak makes no assertion about any particular comparable firm providing or any employee's previous employment / academic experience guaranteeing any particular knowledge, skill or service level. The content herein is for informational purposes only and should not be relied upon as investment advice. It is not intended to be (and may not be relied on in any manner as) legal, tax, investment, account, or other advice, or as an offer to sell or a solicitation of an offer to buy any securities of any investment product or any investment advisory service.
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