First Quarter 2026: Investment Grade Fixed Income Strategy Review

This report provides a comprehensive review of the Diamond Hill Short Duration Investment Grade Strategy's performance and market context for the first quarter of 2026, highlighting key drivers of returns and the broader economic landscape influencing fixed income markets.

Navigating Market Currents: A Deep Dive into Q1 2026 Investment Grade Performance

Q1 2026 Market Performance Overview: A Challenging Start to the Year for Fixed Income

In the first quarter of 2026, the Bloomberg 1-3 Year Government/Credit Index recorded a modest return of 0.28%, marking its lowest quarterly performance since the fourth quarter of 2024. This outcome was influenced by a hawkish shift in market sentiment, particularly evident in March, which negated the positive momentum observed in the initial two months of the year. The entire Treasury yield curve experienced an upward movement, largely triggered by geopolitical tensions in the Middle East.

Benchmark Outperformance: Diamond Hill's Strategy Shines

Despite the broader market's muted performance, the Diamond Hill Short Duration Investment Grade Strategy delivered a gross return of 0.69%, significantly outperforming the Bloomberg 1-3 Year Government/Credit Index's 0.28%. This robust performance underscores the effectiveness of the strategy's active management and specific sector allocations.

Key Contributors to Success: ABS and CMBS Lead the Way

The primary drivers of the strategy's outperformance were its exposures to consumer unsecured asset-backed securities (ABS) and non-agency commercial mortgage-backed securities (CMBS). Within the CMBS sector, holdings in office, multifamily, and hospitality assets proved particularly beneficial, contributing substantially to the positive relative returns. These segments demonstrated resilience and strong fundamental performance amidst the fluctuating market conditions.

Factors Impacting Performance: Underweight Treasuries and Volatility in Securitized Markets

While the strategy generally performed well, certain positioning and market dynamics presented headwinds. An underweight allocation to Treasuries, which saw a general rise in yields, detracted from performance. Additionally, volatility in subprime auto ABS and the underperformance of collateralized mortgage obligations (CMOs) relative to the benchmark also had a negative impact on the overall results. Despite these challenges, the diversified approach and strong security selection in other areas mitigated these effects.