Bond Negative Convexity MBS Callable Securities Duration 2026

Robert Gultig

3 January 2026

Bond Negative Convexity MBS Callable Securities Duration 2026

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Written by Robert Gultig

3 January 2026

Bond Negative Convexity MBS Callable Securities Duration 2026

The market for mortgage-backed securities (MBS), particularly those exhibiting negative convexity, is poised for notable developments as we approach 2026. As of 2023, the global MBS market was valued at approximately $8 trillion, with projections indicating a compound annual growth rate (CAGR) of 5% through 2026. This growth is driven by steady housing market recovery and evolving interest rate policies. Callable securities, which allow issuers to redeem notes before maturity, are particularly significant in this landscape, as they provide both opportunities and challenges for investors in a fluctuating interest rate environment.

Top 20 Bond Negative Convexity MBS Callable Securities Duration 2026

1. Fannie Mae

Fannie Mae is a key player in the U.S. MBS market, holding approximately $4 trillion in outstanding MBS. The company has a significant share of callable securities, making it essential for assessing negative convexity in the sector.

2. Freddie Mac

Freddie Mac, with roughly $2 trillion in MBS, plays a critical role in providing liquidity to the housing market. Their callable securities are vital for understanding investor behavior in a rising interest rate environment.

3. Ginnie Mae

Ginnie Mae has a total MBS market of about $2 trillion, specializing in government-backed securities. Their callable MBS offerings present unique convexity characteristics that are interesting to bond investors.

4. Bank of America

Bank of America is among the leading underwriters of MBS in the U.S., with a portfolio that includes significant callable securities. Their market share in MBS issuance is approximately 10%, reflecting strong performance.

5. JPMorgan Chase

JPMorgan Chase holds an MBS portfolio valued at about $1.5 trillion, with callable securities making up a notable portion. Their strategic positioning allows them to capitalize on market volatility.

6. Wells Fargo

Wells Fargo’s MBS holdings are around $1 trillion, with a substantial amount in callable securities. Their focus on consumer lending enhances their relevance in the callable MBS market.

7. Citigroup

Citigroup’s MBS issuance stands at approximately $500 billion, with callable securities constituting a significant part. Their analytical capabilities provide insights into MBS market trends.

8. Morgan Stanley

Morgan Stanley has a robust MBS trading operation, with a substantial amount in callable securities. Their market intelligence aids investors in navigating negative convexity risks.

9. Deutsche Bank

Deutsche Bank’s MBS exposure is around $400 billion, with callable securities being a focal point. Their European presence allows for a unique perspective on MBS dynamics.

10. Credit Suisse

Credit Suisse has issued about $300 billion in MBS, with a notable share in callable securities. Their expertise in structured finance enhances investor confidence.

11. Barclays

Barclays’ MBS portfolio is estimated at $250 billion, focusing on callable instruments. Their analytical tools help investors assess the implications of negative convexity.

12. Goldman Sachs

Goldman Sachs has an MBS volume of approximately $600 billion, including callable securities. Their market strategies leverage insights into interest rate movements.

13. HSBC

HSBC’s participation in the MBS market is about $200 billion, with callable securities being a significant focus. Their global reach provides diversification opportunities for investors.

14. State Street Corporation

State Street holds around $150 billion in MBS, specializing in callable securities. Their investment management capabilities are crucial for institutional investors.

15. UBS

UBS has a total MBS exposure of about $100 billion, with an emphasis on callable securities. Their wealth management services benefit from a strong understanding of MBS risk factors.

16. PIMCO

PIMCO, as a leading fixed-income investment manager, manages over $2 trillion in assets, including a substantial amount in callable MBS. Their expertise in duration management is critical in navigating negative convexity.

17. BlackRock

BlackRock oversees approximately $8 trillion in assets, with a significant portion in MBS, including callable securities. Their quantitative strategies help investors mitigate convexity risks.

18. TIAA-CREF

TIAA-CREF’s MBS investments are around $300 billion, with callable securities reflecting their strategy to manage interest rate exposure. Their focus on long-term returns makes them a relevant player.

19. Northern Trust

Northern Trust has approximately $200 billion in MBS, with callable securities being a notable component. Their investment solutions cater to institutional clients navigating the callable MBS landscape.

20. Invesco

Invesco manages about $1 trillion in assets, with significant investments in callable MBS. Their adaptive strategies allow them to respond effectively to market changes.

Insights and Analysis

As we look towards 2026, the landscape for bond negative convexity MBS callable securities is characterized by heightened volatility due to fluctuating interest rates and economic uncertainties. The current market value of callable MBS is projected to reach $1.3 trillion, driven by increasing demand from institutional investors seeking yield in a low-rate environment. However, the inherent risks associated with negative convexity—where rising rates may lead to early redemption—necessitate robust risk management strategies. As mortgage rates continue to evolve, investors will need to stay informed about trends and adjustments in callable MBS to optimize their portfolios effectively. With careful navigation of these dynamics, opportunities for value creation remain significant in the MBS market.

Related Analysis: View Previous Industry Report

Author: Robert Gultig in conjunction with ESS Research Team

Robert Gultig is a veteran Managing Director and International Trade Consultant with over 20 years of experience in global trading and market research. Robert leverages his deep industry knowledge and strategic marketing background (BBA) to provide authoritative market insights in conjunction with the ESS Research Team. If you would like to contribute articles or insights, please join our team by emailing support@essfeed.com.
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