MFS Total Return Series - Charts and Resources
Data discoverability for MFS Total Return Series updated as of 2026-05-26.MFS Total Return Series: Structured-Finance Exposure#
Quick Answer — Structured-Finance Holdings
As of the reporting period ending December 31, 2025, MFS Total Return Series reported 734 structured-finance (asset-backed) positions totaling $428.6M — 18.6% of its $2.3B SEC Form N-PORT portfolio.
Source: SEC Form N-PORT (CIK 918571) · reporting period ending December 31, 2025 · License: CC BY 4.0 (cite as DealCharts, dealcharts.org) · Machine-readable: https://dealcharts.org/llm/facts/fund/mfs-total-return-series.json
What structured-finance securities does MFS Total Return Series hold?
MFS Total Return Series reported 734 structured-finance (asset-backed) positions totaling $428.6M — 18.6% of its $2.3B portfolio — as of the reporting period ending December 31, 2025 (SEC Form N-PORT). Breakdown by type: mortgage-backed securities (ABS-MBS): 678 positions ($319.5M, 13.9%); collateralized bond/debt obligations (ABS-CBDO): 37 positions ($99.9M, 4.3%); other asset-backed securities (ABS-O): 19 positions ($9.2M, 0.4%).
What is MFS Total Return Series's asset-backed / mortgage-backed securities (ABS/MBS) exposure?
MFS Total Return Series's structured-finance (ABS/MBS) exposure is $428.6M across 734 positions, or 18.6% of the $2.3B portfolio, as of the reporting period ending December 31, 2025.
As of when is MFS Total Return Series's structured-finance holdings data reported?
This reflects MFS Total Return Series's most recent SEC Form N-PORT filing, filed February 24, 2026, covering the reporting period ending December 31, 2025. Figures are point-in-time holdings as reported to the SEC.
Where can I get MFS Total Return Series's structured-finance holdings data?
MFS Total Return Series's holdings are sourced from its SEC Form N-PORT filing (SEC CIK 918571) and republished by DealCharts as structured, machine-readable data at https://dealcharts.org/llm/facts/fund/mfs-total-return-series.json. The data is free to reuse under a Creative Commons Attribution 4.0 (CC BY 4.0) license — cite as DealCharts (dealcharts.org).
Does DealCharts track MFS Total Return Series's latest news, products, partnerships, or leadership changes?
No. DealCharts covers MFS Total Return Series's structured-finance holdings and exposure derived from SEC Form N-PORT filings — not corporate news, product launches, partnerships, acquisitions, earnings, or executive changes. For those, consult the fund sponsor's own disclosures or SEC EDGAR full-text filings.
Fund Overview
Fund Metrics
Portfolio summary and asset distribution sourced from SEC NPORT-P filings.Portfolio Summary
Asset Distribution
Holdings
All portfolio holdings for this fund, sourced from the most recent NPORT-P filing on SEC EDGAR.Loading holdings data...Context & Commentary#
Expert analysis, research, and commentary from verified entities and contributors.Entity Statements
External Analysis
Datasets & API#
Access the raw data behind this fund page through multiple channels: REST API or direct downloads.{
"fund_name": "MFS Total Return Series",
"fund_lei": "DUD8UW8LVR61WPR1K944",
"total_holdings": 1023,
"total_value": 2305453245.59,
"asset_types": [],
"filing_date": "2026-02-24"
}