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Fund holdings profileN-PORT snapshot

Fidelity U.S. Bond Index Fund

Holdings as of August 31, 2026Source: SEC Form N-PORT, CIK 35315
Latest answer
As of August 31, 2026, Fidelity U.S. Bond Index Fund reported 5232 structured-finance (asset-backed) positions totaling $12.5B, 26.5% of its $47.2B SEC Form N-PORT portfolio.
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Fidelity U.S. Bond Index Fund: Structured-Finance Exposure#

Structured-Finance Holdings

As of August 31, 2026, Fidelity U.S. Bond Index Fund reported 5232 structured-finance (asset-backed) positions totaling $12.5B, 26.5% of its $47.2B SEC Form N-PORT portfolio.

Source: SEC Form N-PORT (CIK 35315)Holdings as of August 31, 2026License: CC BY 4.0. Cite as DealCharts, dealcharts.org.Facts JSON

What structured-finance securities does Fidelity U.S. Bond Index Fund hold?

Fidelity U.S. Bond Index Fund reported 5232 structured-finance (asset-backed) positions totaling $12.5B, 26.5% of its $47.2B portfolio, as of August 31, 2026 (SEC Form N-PORT). Breakdown by type: mortgage-backed securities (ABS-MBS): 5198 positions ($12.2B, 25.9%); collateralized bond/debt obligations (ABS-CBDO): 34 positions ($274.7M, 0.6%).

What is Fidelity U.S. Bond Index Fund's asset-backed / mortgage-backed securities (ABS/MBS) exposure?

Fidelity U.S. Bond Index Fund's structured-finance (ABS/MBS) exposure is $12.5B across 5232 positions, or 26.5% of the $47.2B portfolio, as of August 31, 2026.

What date do Fidelity U.S. Bond Index Fund's structured-finance holdings describe?

This represents Fidelity U.S. Bond Index Fund's SEC Form N-PORT filing, filed October 26, 2026, with holdings as of August 31, 2026. Figures are point-in-time holdings as reported to the SEC.

Where can I get Fidelity U.S. Bond Index Fund's structured-finance holdings data?

Fidelity U.S. Bond Index Fund's holdings come from its SEC Form N-PORT filing (SEC CIK 35315) and republished by DealCharts as structured, machine-readable data in the Facts JSON 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 Fidelity U.S. Bond Index Fund's latest news, products, partnerships, or leadership changes?

No. DealCharts covers Fidelity U.S. Bond Index Fund'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, see the fund sponsor's disclosures or SEC EDGAR full-text filings.

Fund Overview

Fund NameFidelity U.S. Bond Index Fund
Fund LEI
5VUJ0DJSDOFYE2WQN531
CIK35315
Fund ID
S000017676

Fund Metrics

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

Portfolio Summary

Total Value
$47,198,117,497
Total Positions
7,500
Asset Categories
4
Average Position Size
$6,293,082

Asset Distribution

ABS/MBS
25.9%
Debt
72.3%
Short-Term Investments
1.2%
ABS Collateralized Bond/Debt Obligations
0.6%
Filing Date
October 26, 2026
Holdings as of
August 31, 2026

Holdings

Portfolio holdings from the NPORT-P filing identified on this page, with its holdings date and source accession.
Preview the largest reported positions from 7,500 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 uses Fidelity U.S. Bond Index Fund's SEC Form N-PORT filing dated October 26, 2026, reporting holdings as of August 31, 2026.

Fidelity U.S. Bond Index Fund reported 7,500 portfolio positions with a total reported market value of $47.2B as of August 31, 2026, an average of $6.3M per position.

By reported market value, the portfolio was predominantly fixed-income-oriented (72.3% of holdings).

The largest reported asset categories were debt (72.3%), mortgage-backed securities (ABS-MBS) (25.9%), and short-term investments (1.2%).

The largest asset category, debt, accounted for 72.3% of reported market value across 2,267 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

These dates identify the NPORT-P filing used on this page. The SEC EDGAR links lead to related shareholder and prospectus filings.
Form
NPORT-P
Filing date
October 26, 2026
Fiscal period end
August 31, 2026
SEC CIK
35315
Official SEC EDGAR links
Latest indexed NPORT-P filingNPORT-P holdingsN-CSR reports497K prospectusFund facts JSON

External Analysis

Datasets & API#

Get the raw data behind this page through the 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": "Fidelity U.S. Bond Index Fund",
  "fund_lei": "5VUJ0DJSDOFYE2WQN531",
  "total_holdings": 7500,
  "total_value": 47198117497.31,
  "asset_types": [
    "ABS/MBS",
    "Debt",
    "Short-Term Investments",
    "ABS Collateralized Bond/Debt Obligations"
  ],
  "filing_date": "2026-10-26"
}
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