As of the latest SEC filings, MFS ACTIVE CORE PLUS BOND ETF (MFSB) is held by 1 institutional funds. The largest fund shareholder is Bluemonte Diversified Income ETF (BLUI), holding an estimated $19,973,947.20 in market value, representing 19.60% of its portfolio.
Funds holding MFS ACTIVE CORE PLUS BOND ETF (MFSB)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- MFSB
- CIK:
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
BLUI
Bluemonte Diversified Income ETF
|
ETF | Independent / Boutique | 19.60% | $19,973,947.20 | 800,880 | Apr 30, 2026 | Jun 26, 2026 |
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