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State Street Aggregate Bond Index Portfolio

As of February 26, 2026Source: SEC Form N-PORT, CIK 1107414
Latest answer
As of the reporting period ending December 31, 2025, State Street Aggregate Bond Index Portfolio reported 1232 structured-finance (asset-backed) positions totaling $1.8B, 27.2% of its $6.5B SEC Form N-PORT portfolio.
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State Street Aggregate Bond Index Portfolio: Structured-Finance Exposure#

Quick Answer: Structured-Finance Holdings

As of the reporting period ending December 31, 2025, State Street Aggregate Bond Index Portfolio reported 1232 structured-finance (asset-backed) positions totaling $1.8B, 27.2% of its $6.5B SEC Form N-PORT portfolio.

Source: SEC Form N-PORT (CIK 1107414)Reporting period ending December 31, 2025License: CC BY 4.0. Cite as DealCharts, dealcharts.org.Facts JSON

What structured-finance securities does State Street Aggregate Bond Index Portfolio hold?

State Street Aggregate Bond Index Portfolio reported 1232 structured-finance (asset-backed) positions totaling $1.8B, 27.2% of its $6.5B portfolio, as of the reporting period ending December 31, 2025 (SEC Form N-PORT). Breakdown by type: mortgage-backed securities (ABS-MBS): 1142 positions ($1.7B, 26.7%); other asset-backed securities (ABS-O): 90 positions ($31.4M, 0.5%).

What is State Street Aggregate Bond Index Portfolio's asset-backed / mortgage-backed securities (ABS/MBS) exposure?

State Street Aggregate Bond Index Portfolio's structured-finance (ABS/MBS) exposure is $1.8B across 1232 positions, or 27.2% of the $6.5B portfolio, as of the reporting period ending December 31, 2025.

As of when is State Street Aggregate Bond Index Portfolio's structured-finance holdings data reported?

This reflects State Street Aggregate Bond Index Portfolio's most recent SEC Form N-PORT filing, filed February 26, 2026, covering the reporting period ending December 31, 2025. Figures are point-in-time holdings as reported to the SEC.

Where can I get State Street Aggregate Bond Index Portfolio's structured-finance holdings data?

State Street Aggregate Bond Index Portfolio's holdings are sourced from its SEC Form N-PORT filing (SEC CIK 1107414) 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 State Street Aggregate Bond Index Portfolio's latest news, products, partnerships, or leadership changes?

No. DealCharts covers State Street Aggregate Bond Index 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 NameState Street Aggregate Bond Index Portfolio
Fund LEI
549300CYRPLDVB2ZTF93
CIK1107414
Fund ID
S000046031

Fund Metrics

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

Portfolio Summary

Total Value
$6,501,089,623
Total Positions
6,980
Average Position Size
$931,388

Asset Distribution

Filing Date
February 26, 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 6,980 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 State Street Aggregate Bond Index Portfolio's most recent SEC Form N-PORT filing, dated February 26, 2026, covering the reporting period ending December 31, 2025.

State Street Aggregate Bond Index Portfolio reported 6,980 portfolio positions with a total reported market value of $6.5B as of the reporting period ending December 31, 2025, an average of $931.4K per position.

By reported market value, the portfolio was predominantly fixed-income-oriented (71.4% of holdings).

The largest reported asset categories were debt (71.4%), mortgage-backed securities (ABS-MBS) (26.7%), and short-term investments (1.4%).

The single largest asset category, debt, accounted for 71.4% of reported market value across 5,747 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 26, 2026
Report period
December 31, 2025
SEC CIK
1107414
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": "State Street Aggregate Bond Index Portfolio",
  "fund_lei": "549300CYRPLDVB2ZTF93",
  "total_holdings": 6980,
  "total_value": 6501089623,
  "asset_types": [],
  "filing_date": "2026-02-26"
}
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