BBMUX
Bridge Builder Municipal Bond Fund
Bridge Builder Trust

Allocation breakdown

As of March 31, 2026 · N-PORT

By asset class

By country

By sector

By industry (SIC code)

As of March 31, 2026 · N-PORT

How we map holdings to the sectors above: each holding's issuer carries a U.S. SIC industry code in its EDGAR filer record, and each SIC code rolls up to a sector. Expand a sector to see its industries, and click a SIC code to list this fund's positions in that industry. Bonds and foreign or private issuers with no SEC filer record fall into Unclassified.

Fabricated Plate Work (Boiler Shops) 0.17%
Air Transportation, Scheduled 0.07%
Heating Equip, Except Elec & Warm Air; & Plumbing Fixtures 0.05%
Petroleum Refining 0.08%
Crude Petroleum & Natural Gas 0.01%
Real Estate Investment Trusts 0.02%
Unclassified 99.60%

Machine-readable: JSON · Markdown. Programmatic access via the agent surface.