MFS ETFs

MFS runs 13 US-listed ETFs with $3.3B in assets. The largest is MFS Active International ETF (MFSI) at $1.2B. The cheapest with at least $50M in assets is MFSB at 0.34%. The median fund charges 0.44%.

Funds
13
1 issuer
Assets
$3.3B
Median fee
0.44%
0.24% to 0.59%
Median 1-year return
+6.8%
price return
Net flows, May 2026
+$202M
from SEC filings
Best 1-year return
+10.1%
MFSV, $50M+ in assets

Net flows by month

through May 2026SEC filings

Net creations across these funds as reported in SEC filings. The most recent months only include funds that have filed for them; funds whose filing covers other share classes are left out.

View as a table
Net flows of MFS ETFs by month, Dec 2024 to May 2026
MonthCreationsRedemptionsNet flowFunds reporting
May 2026$225M$24M+$202M9
Apr 2026$235M$4.0M+$231M9
Mar 2026$489M$245K+$488M9
Feb 2026$230M$6.2M+$224M8
Jan 2026$132M$4.7M+$128M8
Dec 2025$180M$1.3M+$179M8
Nov 2025$137M$4.8M+$132M8
Oct 2025$188M$1.8M+$186M8
Sep 2025$138M$3.5M+$134M6
Aug 2025$84M$2.7M+$81M5
Jul 2025$88M$0+$88M5
Jun 2025$88M$0+$88M5
May 2025$65M$2.7M+$62M5
Apr 2025$24M$635K+$23M5
Mar 2025$48M$645K+$47M5
Feb 2025$74M$621K+$73M5
Jan 2025$69M$0+$69M5
Dec 2024$186M$100K+$186M5

All MFS ETFs

# Fund Category Fee Assets YTD 1Y Yield 3M flow Score Holdings as of
1 MFSIMFS Active International ETFActive Developed ex-US 0.59% $1.2B +7.5% +9.1% 0.77% +$206M 58 May 31, 2026 SEC
2 MFSVMFS Active Value ETFActive Large Cap Value 0.44% $602M +8.5% +10.1% 1.38% +$193M 57 May 31, 2026 SEC
3 MFSBMFS Active Core Plus Bond ETFActive Core Bond 0.34% $583M −5.2% −5.5% 4.79% +$197M 61 May 31, 2026 SEC
4 MFSGMFS Active Growth ETFActive Large Cap Growth 0.49% $405M +10.1% +9.4% 0.06% +$116M 43 May 31, 2026 SEC
5 BRIEMFS Blended Research International Equity ETFActive Developed ex-US 0.34% $314M +14.2% — 0.36% +$157M 69 May 31, 2026 SEC
6 MFSMMFS Active Intermediate Muni Bond ETFActive National Muni 0.34% $106M −5.6% −5.0% 3.74% +$28M 49 May 31, 2026 SEC
7 MMIDMFS Active Mid Cap ETFActive Mid Cap Blend 0.59% $34M +4.6% +4.5% 0.96% +$1.0M 31 May 31, 2026 SEC
8 BRCEMFS Blended Research Core Equity ETFActive Total Market 0.24% $33M +19.1% — 0.68% −$59K 44 May 31, 2026 SEC
9 BREEMFS Blended Research Emerging Markets Equity ETFActive Emerging Markets 0.44% $26M — — — +$23M 33 May 31, 2026 SEC
10 BRSMMFS Blended Research Small-Mid Cap ETFActive Mid Cap Blend 0.38% — — — — — 31 —
11 MFSDMFS Active Short Duration Income ETFActive Short-Term Bond — — — — — — — —
12 MFSXMFS Active Short Muni Bond ETFActive Short Muni — — — — — — — —
13 MIVLMFS Active International Value ETFActive Developed ex-US 0.57% — — — — — 25 —

Sorted by assets; click a column to re-sort. 3M flow is each fund's latest three reported months. Returns are price returns and exclude distributions.

Categories MFS offers

Fund data comes from each fund's SEC filings and issuer disclosures and is shown with the date it is as of. SEC portfolio and flow filings become public about 60 days after the period they cover. Nothing here is investment advice; see Terms.