Authors:
Preeti Wadhwani, Manish Verma
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Corporate Bond Market Size & Share 2026-2035
Report ID: GMI16160
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Published Date: August 2026
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Corporate Bond Market
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Corporate Bond Market Size
The corporate bond market is valued at USD 48.7 Trillion in 2025 and is projected to rise from USD 50.2 Trillion in 2026 to USD 73 Trillion in 2035, implying approximately 4.2% CAGR. The market’s expansion rests on a durable shift in corporate funding toward securities markets, particularly after post-crisis changes in bank balance-sheet economics increased the relative importance of bond finance.[1]Bank for International Settlements, "Quarterly Review June 2024," bis.org
Corporate Bond Market Key Takeaways
Market Leader: JPMorgan Chase led with over 9% market share in 2025.
Leading Players: Top 5 players in this market include JPMorgan Chase, Bank of America, Citigroup, Goldman Sachs, Morgan Stanley, which collectively held a market share of 40% in 2025.
The forecast does not presume a return to the exceptionally cheap debt conditions of the prior decade. It reflects continued refinancing, capital expenditure, and liability-management needs across financial and non-financial issuers. Non-financial corporations account for USD 27,640 billion, or 56.8%, of the market in 2025 and are expected to reach USD 43,063 billion by 2035. Financial corporations contribute USD 21,030 billion, supported by senior unsecured, Tier 2, and additional Tier 1 issuance used to diversify funding and meet prudential capital requirements.[2]Basel Committee on Banking Supervision, "Basel III: A global regulatory framework for more resilient banks and banking systems," bis.org
Institutional demand provides the other side of the market’s financing architecture. OECD data show that institutional investors held more than USD 100 trillion of assets in OECD countries in 2019, while large pension funds and public pension reserve funds allocated 37.0% of assets to fixed income on average in 2023.[3]OECD, "Long-term investing of large pension funds and public pension reserve funds 2023," oecd.org This matters most for investment-grade and longer-dated credit: insurance and pension mandates can absorb duration where issuer cash flows and investor liabilities align.
GMI Analyst View
Corporate credit is moving from a low-rate expansion model to a refinancing-and-allocation model. Issuers with predictable long-lived assets can still justify duration, while institutions with liability-matching mandates remain natural buyers; the constraint is not the existence of capital, but the price at which duration and credit risk can be transferred. That distinction supports the market’s 4.2% growth trajectory without requiring indiscriminate leverage growth.
The market’s composition makes that adjustment uneven. Non-financial borrowing expands faster than financial-corporation borrowing, and Asia Pacific contributes more incremental growth than mature regions. The investable opportunity therefore increasingly depends on underwriting structures that match currency, tenor, and disclosure standards to local investor capacity rather than simply distributing conventional dollar or euro benchmarks.
Key Drivers
Long-term financing demand Long-term bonds exceeding ten years are projected to increase from USD 15,638 billion in 2025 to USD 26,171 billion in 2035, a 5.4% CAGR. Utilities, infrastructure operators, and other issuers with long asset lives use term debt to reduce rollover exposure and align debt service with project cash flows. The medium-term 3–10-year category remains the largest at USD 23,946 billion because it preserves refinancing flexibility while still locking in a substantial period of coupon certainty.
Capital-market expansion and institutional investment The institutional buyer base supports benchmark issuance and the secondary liquidity needed for repeat borrowers. In the United States, corporate bond issuance reached USD 2.0 trillion in 2024, up 30.6% year over year, illustrating how deep dealer and investor networks can reopen quickly when rates and spreads permit.[4]SIFMA, "2025 Capital Markets Fact Book," sifma.org Greater investor access through funds and exchange-traded products broadens distribution, but it also makes liquidity conditions more sensitive to fund flows and dealer risk capacity.
Regulatory frameworks Basel III defines minimum CET1, Tier 1, and total-capital ratios and distinguishes going-concern AT1 from gone-concern Tier 2 capital. These rules create a recurring bond-financing need for banks while raising the cost of balance-sheet-intensive lending. In Europe, the Prospectus Regulation framework provides common disclosure arrangements for EEA issuers and frequent-issuer tools such as universal registration documents.[5]ESMA, "Market Report on EU Securities Prospectuses 2024," esma.europa.eu In China, Panda-bond arrangements provide a route for eligible overseas issuers into the RMB market.[6]People's Bank of China, "Panda Bond Programme Information," pbc.gov.cn Regulatory architecture therefore affects both the quantity of financing and the format in which it is issued.
Infrastructure, ESG, and refinancing requirements Developing Asia alone requires USD 26 trillion of climate-adjusted infrastructure investment from 2016 through 2030, according to the Asian Development Bank.[7]Asian Development Bank, "Meeting Asia's Infrastructure Needs," adb.org Such projects require funding structures that can accommodate long construction periods and asset-specific cash-flow profiles. Separately, USD 916 billion of 2024 sustainable-bond issuance aligned with ICMA-supported standards, demonstrating that labeled formats have become a meaningful channel for issuers able to evidence eligible use of proceeds.[8]ICMA, "Sustainable bonds aligned with GBP/SBP/SBG/SLBP in 2024," icmagroup.org
Key Restraints
Interest-rate volatility Higher base rates affect corporate funding costs directly, while rate uncertainty changes the value of locking in fixed coupons. Federal Reserve reporting in 2025 noted elevated corporate-bond yields and a modest widening of spreads, even as markets remained resilient.[9]Federal Reserve, "Monetary Policy Report June 2025," federalreserve.gov The consequence is timing risk: issuers may defer discretionary financing, split maturities, use shorter tenors, or choose floating-rate debt. Investors, in turn, reassess duration exposure rather than withdrawing uniformly from credit.
Default risk and spread widening Credit spreads can move independently of policy rates when leverage, sector stress, or growth expectations deteriorate. BIS analysis described strong issuance in lower-grade investment-grade and high-yield segments through early 2025 while also highlighting cross-currents in credit-market pricing.[10]Bank for International Settlements, "Quarterly Review March 2025," bis.org A spread shock is especially consequential for high-yield borrowers because a wider risk premium compounds the reference-rate cost and can close primary-market access. Pre-funding during constructive market windows, covenant discipline, and diversified maturity schedules are therefore practical issuer responses rather than generic risk-management measures.
GMI Analyst View
The key risk is the interaction of rates and credit, not either variable in isolation. A policy-rate move may be manageable for an investment-grade issuer with staggered maturities; the same move combined with a spread repricing can turn a planned high-yield refinancing into a liquidity event. This is why the forecast favors instruments and issuers that can adapt timing, coupon type, and maturity rather than assuming uniform access to capital.
Corporate Bond Market Segment Analysis
By Bond Type
Investment-grade bonds represent USD 35,091 billion, or 72.1%, of 2025 market value and are projected to reach USD 50,434 billion in 2035. Their 3.8% CAGR is slower than the total market but reflects the central role of ratings-based eligibility in insurer, pension, and treasury portfolios. High-yield bonds increase from USD 8,765 billion to USD 14,597 billion at 5.3% CAGR, offering growth exposure but remaining more sensitive to the refinancing cycle.
Convertible bonds are projected to expand at 6.8% CAGR from USD 1,898 billion to USD 3,649 billion; the equity-conversion feature can lower cash coupons for growth companies but dilutes shareholders when conversion occurs. Zero-coupon bonds rise from USD 925 billion to USD 1,460 billion, FRNs from USD 1,509 billion to USD 2,117 billion, and perpetual bonds from USD 482 billion to USD 730 billion.
By Issuer Type
Non-financial corporations outpace financial corporations, rising at 4.6% CAGR compared with 3.7%. The difference reflects investment and refinancing needs in industrial, technology, energy, healthcare, telecommunications, and consumer sectors. Financial issuers retain a substantial USD 21,030 billion base because regulatory-capital and funding instruments are integral to bank liability management.
By Maturity
Medium-term securities increase from USD 23,946 billion to USD 34,496 billion and remain the main issuance corridor. Long-term bonds grow faster, from USD 15,638 billion to USD 26,171 billion, because infrastructure and regulated-asset funding require duration. Short-term bonds rise from USD 9,087 billion to USD 12,320 billion, preserving an option for issuers unwilling to commit to high long-term coupons.
By Distribution Channel
Secondary-market value totals USD 44,212 billion in 2025, or 90.8% of the channel total, and is projected to reach USD 66,711 billion. Its dominance reflects the stock of outstanding bonds that must be priced and transferred after issuance. The primary market grows from USD 4,458 billion to USD 6,277 billion, where syndication execution, investor allocation, and documentation determine whether an issuer can convert demand into durable secondary support.
By Coupon Structure
Fixed-rate bonds remain the largest format, rising from USD 38,040 billion to USD 54,565 billion. Floating-rate bonds show the fastest coupon-format growth, increasing from USD 6,749 billion to USD 13,138 billion at 7.0% CAGR. The transition away from LIBOR was effectively completed with the end of the remaining USD LIBOR panel in June 2023, leaving SOFR, SONIA, and €STR as key reference rates for new floating-rate structures. Zero-coupon bonds rise from USD 1,441 billion to USD 2,173 billion, while other structures move from USD 2,439 billion to USD 3,111 billion.
GMI Analyst View
The segmentation shows an allocation market rather than a single credit cycle. Investment-grade fixed-rate paper remains the portfolio core, yet the fastest growth occurs in convertibles and floating-rate coupons because issuers and investors are assigning different value to equity optionality and rate protection. A firm’s financing choice consequently signals its balance-sheet priorities: a convertible can preserve cash interest expense, while an FRN can preserve issuance flexibility but leaves future funding cost exposed.
Corporate Bond Market Regional Analysis
North America
North America represents USD 23,404 billion, or 48.1%, of global market value in 2025 and is projected to reach USD 35,063 billion in 2035. The United States accounts for USD 20,626 billion and is expected to grow at 4.6% CAGR, supported by the scale of its issuer base, mutual-fund and insurer demand, and established underwriting distribution. Canada and the rest of the region account for USD 2,778 billion, growing at 1.1%. The regional advantage is execution capacity: frequent issuers can use established shelf and syndication infrastructure to access market windows quickly.
Europe
Europe grows from USD 13,170 billion to USD 18,024 billion at 3.3% CAGR. Germany accounts for USD 5,252 billion in 2025 and is projected to reach USD 7,260 billion; the rest of Europe rises from USD 7,918 billion to USD 10,764 billion. European credit pricing has adjusted to higher benchmark policy rates, reshaping corporate refinancing behavior. Europe’s differentiated opportunity is sustainable and digital-market infrastructure, where regulatory frameworks support growing ESG and digital bond issuance.
Asia Pacific
Asia Pacific is the fastest-growing region, rising from USD 9,759 billion to USD 17,094 billion at 5.8% CAGR. China grows from USD 4,206 billion to USD 6,827 billion, while the rest of Asia Pacific rises from USD 5,553 billion to USD 10,267 billion at 6.4% CAGR. The region’s growth is tied to domestic market development and infrastructure requirements, but its fragmentation means currency, clearing, and investor-access design remain central to issuance outcomes.
Latin America
Latin America increases from USD 1,103 billion to USD 1,270 billion at 1.5% CAGR. Brazil, Mexico, and Argentina offer issuer opportunities where domestic inflation, currency conditions, and sovereign-risk transmission can materially influence corporate spreads. Market expansion is therefore more contingent on stable local funding conditions than in the larger reserve-currency markets.
Middle East and Africa
MEA rises from USD 1,234 billion to USD 1,537 billion at 2.2% CAGR. Saudi Arabia, the UAE, and South Africa provide important issuance nodes, particularly where infrastructure, energy transition, and diversified corporate funding demand intersect.
GMI Analyst View
Regional rebalancing is driven less by the displacement of North America than by the addition of new funding systems. North America retains scale because its issuance and secondary markets are deeply integrated; Asia Pacific expands faster because domestic corporate funding, foreign participation, and infrastructure demand are broadening simultaneously. Europe occupies a distinct position where regulatory-grade green-bond rules and digital-settlement experimentation change the economics of eligible issuance and post-trade processing.
Corporate Bond Market Share & Competitive Landscape
The underwriting share mapping is led by JPMorgan Chase & Co. at 9.0%, followed by Bank of America Corporation at 8.5%, Citigroup Inc. at 8.0%, Goldman Sachs Group, Inc. at 7.5%, and Morgan Stanley at 7.0%. HSBC Holdings plc holds 4.5% and BlackRock, Inc. 3.5%; other participants account for 52.0%. The top five’s 40.0% combined position reflects the importance of repeat corporate relationships, distribution, credit capability, and market-making support.
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