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iShares, PIMCO, and Fidelity Are Leading the Charge in Active Fixed Income ETFs

As volatility gripped the markets in Q1, investors sought refuge, retreating into cash and, even more notably, into fixed income strategies. 

With yields hovering near decade highs and geopolitical risks escalating, bonds provided a compelling alternative for investors seeking to evade some of the geopolitical-induced volatility that afflicted the equity market.

Q1 Fixed Income Fund Flows

In Q1 2025, fixed income mutual funds and ETFs attracted $90.7 billion in net new assets, leading all asset classes and outpacing the $70.6 billion that flowed into money market funds.

Meanwhile, equities faced net outflows of $10.4 billion during the same period, highlighting a clear investor preference for the stability of fixed income.

Bar chart showing Q1 2025 asset flows across mutual funds and ETFs by category. Fixed income led with $90.7B, followed by money market at $70.6B, while equities saw $77.3B in outflows.
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Zooming in on ETFs, growth has been explosive across the fixed income universe. Short-term Treasury ETFs were the biggest beneficiaries, pulling in $19.8 billion in net new assets.

Bar chart displaying Q1 2025 asset flows within fixed income ETFs. Short-term U.S. Treasury ETFs led with $19.8B in inflows, followed by Core Bond and Loan Participation ETFs.

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Investors favored these products to extend duration out of cash positions, capturing higher yields without taking on the interest rate risk of longer-term bonds.

A reminder of that risk surfaced early in Q2 when the 10-year Treasury yield spiked 42 basis points—from 4.06% on April 3 to 4.48% on April 11—sending bond prices lower.

Line chart comparing the spike in the 10-year Treasury yield (rising to 4.48%) and the corresponding 2.34% decline in the iShares Core U.S. Aggregate Bond ETF price from April 3–11, 2025.

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Beyond short-term Treasuries, the “belly” of the curve also attracted interest, with core bond ETFs bringing in $12 billion.

With both the 7- and 10-year Treasury yields sitting above 4% and a March CPI print of just 2.39%, real yields stood at attractive levels of 1.9% and 2.14% as of April 23, 2025.

Line chart tracking the 7-year and 10-year real Treasury yields alongside U.S. Consumer Price Index (CPI) year-over-year growth from January to April 2025. Real yields rose while CPI declined.

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Loan participation funds also benefited, drawing over $7 billion in new assets as investors sought floating-rate income amid tightening spreads.

Active Fixed Income ETFs Are Capturing Investors’ Attention

Active fixed income strategies have been a standout story in 2025.

Over the last three months, active strategies accounted for 53% of all flows into fixed income ETFs, despite representing just 23% of total fixed income ETF assets as of March 31, 2025.

Table showing active fixed income ETFs captured 53.3% of Q1 2025 flows, despite accounting for only 23.5% of total AUM, surpassing passive ETFs for the quarter.

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Investors have become increasingly comfortable allocating part of their bond sleeve to active managers—especially those who can adapt to rapid changes in rates, inflation, and geopolitics while offering the liquidity benefits of an ETF wrapper.

This was punctuated by the fact that active fixed income ETFs cumulatively surpassed $450 billion in AUM for the first time in Q1.

Bar chart showing steady growth of active fixed income ETF assets under management from $150B in 2020 to over $450B by the end of Q1 2025.

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This increase in demand is a reflection of the efficacy of active management in fixed income. 

Over the last year, 70% of active fixed income ETFs outperformed the AGG, as managers have adjusted duration, credit risk, and geographic exposure as they adjust to the ever-changing rate and geopolitical environment. 

Scatter plot comparing 1-year total returns and volatility of active fixed income ETFs relative to the Bloomberg US Aggregate Index. Majority of active ETFs outperformed the benchmark.

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At Exchange in Las Vegas this year, Dave Abner, head of global ETFs and funds at Northern Trust, said that the next $10 trillion in ETF assets will come from the ‘meat and potatoes’ or core part of portfolios. 

With volatility front and center, it appears that a large portion of that poultry and starch dish will come from the active fixed income space, specifically strategies where the manager has wide discretion, like in the multi-sector, core, and core-plus peer groups. 

Here are the five active fixed income ETFs in those peer groups that have attracted the most assets to start the year: BINC, PYLD, FBND, JCPB, and VCRB

Table listing the top 10 active fixed income ETFs by Q1 2025 inflows. iShares' BINC, PIMCO's PYLD, and Fidelity's FBND were the top three asset gatherers.

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1. iShares Flexible Income Active ETF (BINC) 

The iShares Flexible Income Active ETF (BINC) led all active fixed income ETFs in Q1, gathering $1.7 billion in net new assets. Over the last year, it raised $5.7 billion, representing 65.7% of its AUM as of March 31, 2025.

Line chart showing consistent growth in assets under management for the iShares Flexible Income Active ETF (BINC), reaching $8.7 billion by March 2025.

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Investors have likely flocked to BINC for its income potential and relatively low duration risk. 

Managed by industry veteran Rick Rieder and his team, BINC’s yield-to-maturity is 109 basis points higher than the 20-year passive strategy offered by iShares (TLT), while maintaining lower duration risk than both AGG and the 3–7 year Treasury ETF (IEI) as of March 31, 2025.

Scatter plot comparing yield-to-maturity and effective duration of BINC, AGG, and various Treasury bond ETFs. BINC offered the highest yield with moderate duration risk.

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Another factor driving flows into BINC is its global diversification.

Only 38.5% of BINC’s exposure is U.S.-based, which reduces single-country concentration risk—an important consideration amid an uncertain rate environment, rising geopolitical tensions, and concerns about international demand for U.S. Treasuries. 

Meanwhile, BINC has over 18% exposure to developed European markets, where the European Central Bank (ECB) has been aggressively cutting rates, most recently on April 17, 2025, marking its seventh cut in a year.

Three-panel line chart showing the European Central Bank’s deposit, refinancing, and lending rates from 2020 through April 2025. All rates peaked in 2024 and declined into 2025.

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2. PIMCO Multisector Bond Active ETF (PYLD)

Trailing just behind BINC, the PIMCO Multisector Bond Active ETF (PYLD) attracted $1.6 billion in Q1, representing 37.4% of its AUM as of March 31, 2025.

Line chart showing consistent growth in assets under management for the PIMCO Multisector Bond Active ETF (PYLD), reaching $4.45 billion by March 2025.

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PYLD distinguishes itself by reducing government bond exposure to 16.4% of the portfolio, compared to AGG’s 47%, while significantly increasing exposure to securitized fixed income at 44.3%. 

This positioning has delivered a 5.95% distribution yield as of April 24, 2025. For investors mindful of credit quality, PYLD maintains strong credit ratings, with 28.5% of its portfolio rated triple-A and 33.1% rated double-A.

Scatter plot comparing distribution yield and AAA-rated bond exposure across PYLD and other bond ETFs. PYLD offers the highest yield with high AAA exposure.

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3. Fidelity Total Bond ETF (FBND)

The oldest and largest strategy on this list (launched in 2014), Fidelity’s Total Bond ETF (FBND) attracted $1.3 billion in Q1.

Line chart showing long-term growth in assets under management for Fidelity Total Bond ETF (FBND), reaching $18.6 billion by March 2025.

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FBND mirrors the theme among the funds on this list: a move away from government bonds, with only 39% allocated to Treasuries compared to AGG’s 47%. 

As of March 31, 2025, FBND was overweight corporate bonds at 32% and tilted toward lower-rated securities, with 18.5% exposure to BBB-rated and below versus AGG’s 13.2%.

Going out on the risk curve has partially led to increased income potential, adding 85 basis points of distribution yield over AGG, with similar duration risk. That’s a sharp contrast to many longer-dated corporate bond strategies, which often carry double-digit duration. 

Scatter plot comparing distribution yield and effective duration of FBND and several bond ETFs, showing FBND’s balanced yield advantage.

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4. JPMorgan Core Plus Bond ETF (JCPB)

The JPMorgan Core Plus Bond ETF (JCPB) pulled in $1 billion in Q1 and $3 billion over the past year, accounting for nearly half its total AUM as of March 31, 2025.

Line chart showing consistent growth in assets under management for JPMorgan Core Plus Bond ETF (JCPB), reaching $6.1 billion by March 2025.

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Like FBND, JCPB is relatively overweight in corporate credit (33%) and BBB-rated bonds (14.8%) compared to AGG as of February 28, 2025.

Thanks to its balanced allocation between corporate and securitized credit, JCPB offers income potential competitive with longer-duration corporate strategies while maintaining duration risk comparable to AGG—a meaningful advantage as volatility persists.

Scatter plot comparing distribution yield and effective duration for JCPB and selected bond ETFs. JCPB offers a competitive yield with moderate duration.

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5. Vanguard Core Bond ETF (VCRB)

Rounding out the list, Vanguard’s VCRB attracted $990 million in Q1. As a newer fund, it has amassed $2 billion over the last year, representing over 90% of its AUM as of March 31, 2025.

Line chart showing rapid asset growth for Vanguard Core Bond ETF (VCRB), reaching $2.47 billion since launch at the end of 2023.

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VCRB’s allocation most closely mirrors AGG, with 41% in government bonds. 

However, it stands apart through its higher-quality bond selection, featuring over 7.7% exposure to triple-A-rated securities, more than double AGG’s sub-3% exposure. This focus on quality is tied to a 4.74% yield-to-maturity, 15 basis points higher than AGG’s, as of the end of Q1.

Scatter plot comparing yield-to-maturity and AAA bond exposure of Vanguard Core Bond ETF (VCRB) versus iShares Core US Aggregate Bond ETF (AGG).

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One of VCRB’s strongest advantages, in typical Vanguard fashion, is its cost.

With a net expense ratio of just 0.10%, it offers significantly lower fees than the other strategies on this list, all while delivering approximately 75 basis points of alpha over the past year.

Scatter plot comparing net expense ratios and 1-year alpha generation versus a benchmark for top active fixed income ETFs, highlighting PYLD’s standout alpha and VCRB's low net expense ratio.

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As fixed income reclaims its role as a cornerstone of portfolio construction in 2025, advisors are embracing active bond ETFs that provide flexibility, income potential, and strategic credit exposure—all while navigating a complex rate and geopolitical environment.

The surge in flows to funds like BINC, PYLD, FBND, JCPB, and VCRB underscores a growing preference for strategies that can dynamically manage risk and return in real time. Whether prioritizing income, credit quality, or cost efficiency, these funds highlight the evolving toolkit advisors are deploying to meet today’s challenges—and tomorrow’s opportunities—in the bond market.

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