Where can I find news about TIBMX?

Press releases, SEC filings, and prospectus updates from the fund issuer are listed on this page. Thornburg Investment Income Builder Fund Class R5 (TIBMX) news is sourced from regulatory filings and the issuer's investor relations feed.

How can I track TIBMX's SEC filings?

TIBMX's 485APOS / 485BPOS prospectus filings, N-CSR shareholder reports, and other regulatory filings are listed on this page with direct links to the SEC EDGAR copies. Filings update as the issuer submits them — typically semi-annually for shareholder reports.

Where can I find TIBMX's prospectus?

Thornburg Investment Income Builder Fund Class R5 (TIBMX)'s most recent prospectus is linked in the filings section on this page. Issuers publish the full prospectus on their product page and re-file it annually with material updates flagged in the 485BPOS amendment.

TIBMX

Thornburg Investment Income Builder Fund Class R5

NASDAQ·Asset Management, Income · Financial Services

$39.16$0.15+0.38%

Aug 26 12:07 PM UTC

Frequently Asked Questions About TIBMX

Where can I find news about TIBMX?: Press releases, SEC filings, and prospectus updates from the fund issuer are listed on this page. Thornburg Investment Income Builder Fund Class R5 (TIBMX) news is sourced from regulatory filings and the issuer's investor relations feed.
How can I track TIBMX's SEC filings?: TIBMX's 485APOS / 485BPOS prospectus filings, N-CSR shareholder reports, and other regulatory filings are listed on this page with direct links to the SEC EDGAR copies. Filings update as the issuer submits them — typically semi-annually for shareholder reports.
Where can I find TIBMX's prospectus?: Thornburg Investment Income Builder Fund Class R5 (TIBMX)'s most recent prospectus is linked in the filings section on this page. Issuers publish the full prospectus on their product page and re-file it annually with material updates flagged in the 485BPOS amendment.

TIBMX

Thornburg Investment Income Builder Fund Class R5

NASDAQ·Asset Management, Income · Financial Services

$39.16$0.15+0.38%

Aug 26 12:07 PM UTC

News & Analysis

No recent news available.

Fund Documents

Summary Prospectus497K
Aug 21, 2026View
Prospectus485BPOS
Mar 27, 2026View
Semi-Annual ReportN-CSRS
May 29, 2026View
Portfolio HoldingsNPORT-P
Aug 24, 2026View

View all filings on SEC EDGAR

Frequently Asked Questions About TIBMX

Where can I find news about TIBMX?: Press releases, SEC filings, and prospectus updates from the fund issuer are listed on this page. Thornburg Investment Income Builder Fund Class R5 (TIBMX) news is sourced from regulatory filings and the issuer's investor relations feed.
How can I track TIBMX's SEC filings?: TIBMX's 485APOS / 485BPOS prospectus filings, N-CSR shareholder reports, and other regulatory filings are listed on this page with direct links to the SEC EDGAR copies. Filings update as the issuer submits them — typically semi-annually for shareholder reports.
Where can I find TIBMX's prospectus?: Thornburg Investment Income Builder Fund Class R5 (TIBMX)'s most recent prospectus is linked in the filings section on this page. Issuers publish the full prospectus on their product page and re-file it annually with material updates flagged in the 485BPOS amendment.