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Fund holdings profileCurrent N-PORT coverage

BlackRock Strategic Income Opportunities Portfolio

As of February 25, 2026Source: SEC Form N-PORT, CIK 1738078
Latest answer
As of the reporting period ending December 31, 2025, BlackRock Strategic Income Opportunities Portfolio reported 3354 structured-finance (asset-backed) positions totaling $27.6B, 42.2% of its $65.4B SEC Form N-PORT portfolio.
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BlackRock Strategic Income Opportunities Portfolio: Structured-Finance Exposure#

Quick Answer: Structured-Finance Holdings

As of the reporting period ending December 31, 2025, BlackRock Strategic Income Opportunities Portfolio reported 3354 structured-finance (asset-backed) positions totaling $27.6B, 42.2% of its $65.4B SEC Form N-PORT portfolio.

Source: SEC Form N-PORT (CIK 1738078)Reporting period ending December 31, 2025License: CC BY 4.0. Cite as DealCharts, dealcharts.org.Facts JSON

What structured-finance securities does BlackRock Strategic Income Opportunities Portfolio hold?

BlackRock Strategic Income Opportunities Portfolio reported 3354 structured-finance (asset-backed) positions totaling $27.6B, 42.2% of its $65.4B portfolio, as of the reporting period ending December 31, 2025 (SEC Form N-PORT). Breakdown by type: mortgage-backed securities (ABS-MBS): 1464 positions ($18.6B, 28.5%); collateralized bond/debt obligations (ABS-CBDO): 1159 positions ($5.5B, 8.4%); other asset-backed securities (ABS-O): 731 positions ($3.4B, 5.3%).

What is BlackRock Strategic Income Opportunities Portfolio's asset-backed / mortgage-backed securities (ABS/MBS) exposure?

BlackRock Strategic Income Opportunities Portfolio's structured-finance (ABS/MBS) exposure is $27.6B across 3354 positions, or 42.2% of the $65.4B portfolio, as of the reporting period ending December 31, 2025.

As of when is BlackRock Strategic Income Opportunities Portfolio's structured-finance holdings data reported?

This reflects BlackRock Strategic Income Opportunities Portfolio's most recent SEC Form N-PORT filing, filed February 25, 2026, covering the reporting period ending December 31, 2025. Figures are point-in-time holdings as reported to the SEC.

Where can I get BlackRock Strategic Income Opportunities Portfolio's structured-finance holdings data?

BlackRock Strategic Income Opportunities Portfolio's holdings are sourced from its SEC Form N-PORT filing (SEC CIK 1738078) and republished by DealCharts as structured, machine-readable data through the Facts JSON endpoint linked on this page. 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 BlackRock Strategic Income Opportunities Portfolio's latest news, products, partnerships, or leadership changes?

No. DealCharts covers BlackRock Strategic Income Opportunities Portfolio'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 NameBlackRock Strategic Income Opportunities Portfolio
Fund LEI
WMEVRQ7LCLDEFWERGI49
CIK1738078
Fund ID
S000062358

Fund Metrics

Portfolio summary and asset distribution sourced from SEC NPORT-P filings.

Portfolio Summary

Total Value
$65,412,210,477
Total Positions
9,129
Average Position Size
$7,165,320

Asset Distribution

Filing Date
February 25, 2026
Report Date
December 31, 2025

Holdings

All portfolio holdings for this fund, sourced from the most recent NPORT-P filing on SEC EDGAR.
Preview the largest reported positions from 9,129 total holdings, or open the complete machine-readable file.
Open complete JSON →

Context & Commentary#

Expert analysis, research, and commentary from verified entities and contributors.

Portfolio Context

This profile reflects BlackRock Strategic Income Opportunities Portfolio's most recent SEC Form N-PORT filing, dated February 25, 2026, covering the reporting period ending December 31, 2025.

BlackRock Strategic Income Opportunities Portfolio reported 9,129 portfolio positions with a total reported market value of $65.4B as of the reporting period ending December 31, 2025, an average of $7.2M per position.

By reported market value, the portfolio was predominantly fixed-income-oriented (50.0% of holdings).

The largest reported asset categories were debt (49.9%), mortgage-backed securities (ABS-MBS) (28.5%), and collateralized bond/debt obligations (ABS-CBDO) (8.4%).

The single largest asset category, debt, accounted for 49.9% of reported market value across 3,880 positions.

Auto-generated from this fund's SEC Form N-PORT filing data. Figures are point-in-time as reported.

Entity Statements

Regulatory context

Recent SEC Filing Activity

DealCharts currently indexes the latest NPORT-P holdings filing for this fund and links to official SEC EDGAR results for related shareholder and prospectus filings.
Form
NPORT-P
Filing date
February 25, 2026
Report period
December 31, 2025
SEC CIK
1738078
Official SEC EDGAR links
Latest indexed NPORT-P filingNPORT-P holdingsN-CSR reports497K prospectusFund facts JSON

External Analysis

Datasets & API#

Access the raw data behind this fund page through multiple channels: REST API or direct downloads.
Facts APIMachine-readable fund facts: holdings, positions, and metadata. No API key required.
Structured Facts (JSON-LD)Machine-readable facts for LLMs, research, and automation.
{
  "fund_name": "BlackRock Strategic Income Opportunities Portfolio",
  "fund_lei": "WMEVRQ7LCLDEFWERGI49",
  "total_holdings": 9129,
  "total_value": 65412210476.57,
  "asset_types": [],
  "filing_date": "2026-02-25"
}
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