Munis Rally as Long-Duration Funds Lead, Vanguard Dominates Flows

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Weekly Channel Summary

The Municipal channel comprises 147 ETFs across 51 issuers with total AUM of $259.55B. Weekly net inflows totaled $2,708M, extending a strong year with YTD inflows of $75,105M and 1-Year inflows of $83,075M. These figures underscore sustained investor appetite for municipal bond exposure despite ongoing rate volatility. The channel’s flow trajectory remains firmly positive across all measured horizons.

This Week’s Performance Leaders and Laggards

Municipal categories posted broad gains on a WTD basis, led by Municipal – Long at 1.65% and Municipal – High Yield at 1.10%, while Municipal – Short lagged with a more modest 0.29% gain. The Long category’s strength stands in contrast to its weaker YTD return of just 0.15%, suggesting a recent reversal after earlier softness, with 1-month returns of 5.32% reinforcing the near-term momentum. High Yield continues to show the strongest YTD performance among the top movers at 1.52%, with a 1-Year return of 2.04%. Single State and Intermediate categories delivered similar WTD results near 1.0%, reflecting broad-based duration-driven gains across the municipal curve this week.

Category Performance Snapshot

Category WTD 1 Month 3 Month 6 Month YTD 1 Year
Municipal – Long 1.65% 5.32% -1.01% -1.60% 0.15% 0.29%
Municipal – High Yield 1.10% 4.61% -0.49% -0.29% 1.52% 2.04%
Municipal – Single State 1.04% 4.08% -0.12% -0.31% 0.61% 1.01%
Municipal – Intermediate 1.02% 4.23% 0.12% -0.21% 0.79% 1.21%
Municipal – Short 0.29% 1.70% 0.64% 1.11% 1.77% 2.41%

Top & Bottom 5 ETFs by Weekly Performance

Fund-level performance this week favored longer-duration and high-yield municipal strategies, with PZA leading all funds at 1.91% WTD, followed closely by PZT at 1.74% and HYMB at 1.72%. At the other end, ultra-short and floating-rate strategies saw minimal movement, with ZTAX the lone decliner at -0.64% and funds like GUMI and AMUN essentially flat. The spread between top and bottom performers highlights the duration sensitivity driving this week’s rally, with longer and lower-rated credit exposures capturing the largest gains.

Ticker Fund Name WTD Performance
Top Performers
PZA Invesco National AMT-Free Municipal Bond ETF 1.91%
PZT Invesco New York AMT-Free Municipal Bond ETF 1.74%
HYMB State Street SPDR Nuveen ICE High Yield Municipal Bond ETF 1.72%
FLMB Franklin Municipal Green Bond ETF 1.70%
MFLX First Trust Flexible Municipal High Income ETF 1.68%
Bottom Performers
ZTAX X-Square Municipal Income ETF -0.64%
GUMI Goldman Sachs Ultra Short Municipal Income ETF 0.04%
AMUN Abrdn Ultra Short Muncipal Income Active ETF 0.05%
PVI Invesco Floating Rate Municipal Income ETF 0.06%
AUSM Allspring Ultra Short Municipal ETF 0.12%

Analyzing the Weekly Flows

The Municipal channel attracted $2,708M in net inflows over the past week, with Municipal – Intermediate capturing the lion’s share at $1,701M, consistent with its dominant $168.48B AUM base. Municipal – Short followed with $456M in inflows, while Single State and High Yield categories added $270M and $198M respectively. Municipal – Long rounded out the group with $83M in inflows, the smallest contribution but still positive. No category registered net outflows this week, with Intermediate funds also leading on 30-day, 90-day, YTD, and 1-Year flow horizons, reinforcing its role as the primary growth engine of the channel.

Category Flows Summary

Category Fund Count AUM 5 Day 30 Day 90 Day YTD 1 Year
Municipal – Intermediate 58 $168.48B $1,701M $13,690M $24,779M $45,765M $49,866M
Municipal – Short 27 $41.64B $456M $3,554M $7,602M $12,366M $14,510M
Municipal – Single State 31 $22.02B $270M $1,977M $3,822M $8,173M $8,992M
Municipal – High Yield 22 $19.62B $198M $1,717M $2,660M $5,231M $6,156M
Municipal – Long 9 $7.80B $83M $444M $744M $3,570M $3,551M

Top & Bottom 5 ETFs by 5-Day Flow

Vanguard Tax-Exempt Bond ETF (VTEB) led all funds with $424M in weekly inflows, followed by Vanguard Core Tax-Exempt Bond ETF (VCRM) at $250M. On the outflow side, State Street SPDR Nuveen ICE Municipal Bond ETF (TFI) saw the largest redemptions at -$40M, followed by Invesco National AMT-Free Municipal Bond ETF (PZA) at -$33M. These outflows were modest relative to the broader channel’s inflow total, with redemptions concentrated in a handful of single-digit to low-double-digit million dollar amounts across the remaining bottom funds.

Ticker Fund Name 5-Day Flow
Inflows
VTEB Vanguard Tax-Exempt Bond ETF $424M
VCRM Vanguard Core Tax-Exempt Bond ETF $250M
VTEI Vanguard Intermediate-Term Tax-Exempt Bond ETF $177M
MUB iShares National Muni Bond ETF $166M
JMUB JPMorgan Municipal ETF $128M
Outflows
TFI State Street SPDR Nuveen ICE Municipal Bond ETF -$40M
PZA Invesco National AMT-Free Municipal Bond ETF -$33M
SCMB Schwab Municipal Bond ETF -$20M
FMB First Trust Managed Municipal ETF -$15M
BKMI BNY Mellon Municipal Intermediate ETF -$14M

Issuer League Table Update

iShares and Vanguard remain the dominant forces in the Municipal channel, holding 32.47% and 27.49% market share respectively, together accounting for roughly 60% of total channel AUM. Vanguard led all issuers in weekly inflows with $1,113M, more than double iShares’ $587M, while PIMCO added a further $222M. On the outflow side, SPDR experienced the largest weekly redemptions at -$59M, followed by Invesco at -$24M and Schwab at -$20M. The concentration of inflows among the top three issuers contrasts with the comparatively small scale of outflows across the channel’s laggards.

Top 5 Issuers by AUM

Brand Fund Count AUM AUM Market Share
iShares 10 $84.28B 32.47%
Vanguard 8 $71.34B 27.49%
JPMorgan 6 $19.30B 7.44%
Capital Group 3 $13.19B 5.08%
SPDR 3 $10.29B 3.97%

Top & Bottom 3 Issuers by 5-Day Flow

Brand 5-Day Flow
Inflows
Vanguard $1,113M
iShares $587M
PIMCO $222M
Outflows
SPDR -$59M
Invesco -$24M
Schwab -$20M

For a deeper dive into these trends, access our FREE, in-depth Municipal ETF reports in the right side panel of this page.

Disclosures

This material is for informational purposes only and should not be considered investment advice. All investments, including ETFs, involve risk, including the possible loss of principal. Investors should consider their investment objectives, risks, charges, and expenses carefully before investing.

This analysis was developed by the team at ETF Action. We leverage advanced AI tools to assist in the drafting and refinement of our content, based on our expert prompts, direction, and final review.