Thornburg Investment Income Builder R5 (TIBMX) Fund Overview
Educational signal · not a buy or sell recommendation · How to read this
Beta 0.81: the stock has moved about 19% less than the S&P 500.
For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated Mar 17, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR
Quick AnswerThornburg Investment Income Builder R5 (TIBMX) trades at $37.51. Thornburg Investment Income Builder Fund Class R5 seeks to provide current income exceeding the average yield on U.S. stocks, with long-term capital appreciation as a secondary objective. Sector: Financials.
Price as of · Last analyzed: Mar 17, 2026Analyst Coverage for TIBMX: TIBMX does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage.
Thornburg Investment Income Builder R5 (TIBMX) Financial Services Profile
Thornburg Investment Income Builder Fund Class R5 aims to deliver superior current income relative to U.S. stocks, complemented by long-term capital appreciation. The fund strategically allocates investments across diverse income-generating securities, primarily stocks and bonds, targeting a substantial allocation to common stocks for enhanced returns within the asset management sector.
What Is the Investment Thesis for TIBMX?
Thornburg Investment Income Builder Fund Class R5 presents a notable research candidate for income-seeking investors. With a market capitalization of $25.09 billion and a beta of 0.81, the fund offers a blend of stability and growth potential. The fund's strategy of investing at least 80% of its assets in income-producing securities and at least 50% in common stocks positions it to deliver attractive current income and long-term capital appreciation. Key value drivers include the fund's ability to generate income exceeding the average yield on U.S. stocks and its focus on long-term capital appreciation. Growth catalysts include favorable market conditions for income-producing securities and the fund's ability to identify and capitalize on undervalued opportunities. Potential risks include market volatility, interest rate fluctuations, and the fund's ability to maintain its investment strategy.
Based on FMP financials and quantitative analysis
TIBMX Key Highlights
Market capitalization of $25.09 billion indicates substantial size and stability.
- Beta of 0.81 suggests lower volatility compared to the overall market.
- Investment strategy focused on income-producing securities and common stocks.
- Objective to exceed the average yield on U.S. stocks.
- Secondary objective of long-term capital appreciation.
Who Are TIBMX's Competitors?
TIBMX is benchmarked below against 6 industry peers on price, market cap, and our AI MoonshotScore.
| Company | Price | Change | Market Cap | MoonshotScore |
|---|---|---|---|---|
| GAIFX American Funds Growth and Income Portfolio Class F-1 | $22.89 | +0.70% | $23.1B | — |
| JACTX Janus Henderson Forty Fund - T Shares | $59.62 | +1.39% | $25.3B | — |
| JARTX Janus Henderson Forty Fund | $56.12 | +1.41% | $24.6B | — |
| JCAPX Janus Henderson Forty Fund Class I | $66.57 | +1.42% | $25.4B | — |
| JFRDX Janus Henderson Forty D | $58.65 | +1.40% | $25.4B | — |
| EICA Eagle Point Income Company Inc. | $25.00 | +0.12% | $234M | 36 5-pillar |
AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance
What Are TIBMX's Key Strengths?
Experienced investment team.
- Diversified portfolio.
- Established track record.
- Strong brand reputation.
What Are TIBMX's Weaknesses?
Reliance on market conditions.
- Potential for underperformance relative to benchmarks.
- Exposure to interest rate risk.
- Dependence on key personnel.
What Are the Key Risks for TIBMX?
Market volatility and economic uncertainty.
- Interest rate fluctuations and their impact on bond yields.
- Credit risk associated with investments in corporate bonds.
- Competition from other asset management firms.
- Regulatory changes and their impact on the fund's operations.
What Are TIBMX's Competitive Advantages?
- Established track record of delivering consistent income and capital appreciation.
- Experienced investment team with expertise in asset allocation and security selection.
- Diversified portfolio across different asset classes and sectors.
- Strong brand reputation and distribution network.
What Does TIBMX Do?
Thornburg Investment Income Builder Fund Class R5 is designed to provide investors with a dual benefit: a high level of current income and long-term capital appreciation. The fund's primary objective is to generate income that surpasses the average yield of U.S. stocks, while also pursuing capital growth as a secondary goal. To achieve this, the fund invests in a wide array of income-producing securities, with a focus on stocks and bonds. Under normal market conditions, the fund commits at least 80% of its assets to income-producing securities, ensuring a consistent stream of revenue for its investors. Furthermore, a minimum of 50% of its assets are allocated to common stocks, providing exposure to potential capital appreciation. This strategic asset allocation allows the fund to balance income generation with growth opportunities. The fund operates within the asset management industry, catering to investors seeking a blend of income and capital appreciation. Its investment approach involves careful selection of securities across different asset classes, with a focus on those that offer attractive yields and growth potential. The fund's investment decisions are guided by thorough research and analysis, aiming to identify undervalued opportunities and manage risk effectively. The fund is based in Santa Fe, US.
What Products and Services Does TIBMX Offer?
- Invests in a broad range of income-producing securities.
- Allocates a significant portion of assets to stocks and bonds.
- Seeks to provide current income exceeding the average yield on U.S. stocks.
- Pursues long-term capital appreciation as a secondary objective.
- Manages a diversified portfolio across different asset classes.
- Conducts thorough research and analysis to identify investment opportunities.
- Monitors market conditions and adjusts the portfolio as needed.
How Does TIBMX Make Money?
- Generates revenue through management fees charged on assets under management.
- Earns income from dividends and interest on investments.
- Aims to outperform benchmarks and deliver superior returns to investors.
What Industry Does TIBMX Operate In?
Thornburg Investment Income Builder Fund Class R5 operates within the asset management industry, which is characterized by increasing demand for income-generating investment products. The industry is influenced by factors such as interest rates, market volatility, and investor sentiment. The fund competes with other asset management firms offering similar income-focused investment strategies. Competitors include GAIFX, JACTX, JARTX, JCAPX, and JFRDX. The fund's ability to deliver consistent income and capital appreciation will determine its success in this competitive landscape.
Who Are TIBMX's Key Customers?
- Individual investors seeking income and capital appreciation.
- Institutional investors, such as pension funds and endowments.
- Financial advisors recommending investment products to their clients.
Research confidence
Thin evidence — scoring coverage unknown. Treat this as a starting point, not a conclusion.
- ● Scoring coverage unknown
- ● Price is current
- ● No filing on record
- ● No analyst coverage
- ● This is a fund, not an operating company
TIBMX Financials
Bull Case vs Bear Case
Bull Case
- Experienced investment team.
- Diversified portfolio.
- Established track record.
- Strong brand reputation.
Bear Case
- Reliance on market conditions.
- Potential for underperformance relative to benchmarks.
- Exposure to interest rate risk.
- Dependence on key personnel.
AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026
TIBMX Latest News
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Why This Top Global Dividend Fund Likes Samsung and Citigroup
Barrons.com · Sep 23, 2026
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With Intelligence Honors Thornburg with Two 2026 Mutual Fund & ETF Awards
Yahoo! Finance: TIBMX News · Mar 11, 2026
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3 Top-Ranked Balanced Mutual Funds to Build a Stable Portfolio
Yahoo! Finance: TIBMX News · Oct 15, 2025
TIBMX Analyst Consensus
Consensus Rating
Aggregated Buy/Hold/Sell recommendations collected by Financial Modeling Prep for TIBMX.
Price Targets
Wall Street price target analysis for TIBMX.
TIBMX MoonshotScore
MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. No MoonshotScore is published for TIBMX; grades run from A+ (80-100) to F (below 30).
Latest News
Why This Top Global Dividend Fund Likes Samsung and Citigroup
With Intelligence Honors Thornburg with Two 2026 Mutual Fund & ETF Awards
3 Top-Ranked Balanced Mutual Funds to Build a Stable Portfolio
Common Questions About TIBMX (Financials)
What does Thornburg Investment Income Builder Fund Class R5 do?
Thornburg Investment Income Builder Fund Class R5 is an investment fund that seeks to provide a level of current income which exceeds the average yield on U.S. stocks, while also pursuing long-term capital appreciation as a secondary objective.
What are the main risks for TIBMX?
The main risks for TIBMX include market volatility, which can impact the value of its investments in stocks and bonds. Interest rate fluctuations can also affect the fund's performance, particularly its bond holdings. Credit risk is another concern, as the fund invests in corporate bonds that may be subject to default.
Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.
Official Resources
MoonshotScore is not published for this security.
Data provided for informational purposes only.
- Financial data based on available market information.