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02/05/2026 | Press release | Distributed by Public on 02/05/2026 14:47

Prospectus Certification by Investment Company (Form 497J)

ROPES & GRAY LLP

PRUDENTIAL TOWER

800 BOYLSTON STREET

BOSTON, MA 02199-3600

WWW.ROPESGRAY.COM

February 5, 2026

James M. Forbes

T +1 617 235 4765

[email protected]

VIA EDGAR

Securities and Exchange Commission

100 F Street, NE

Washington, DC 20549

Re:

Putnam Investment Funds (the "Registrant")

(Registration Nos. 033-56339 and 811-07237)

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "Securities Act"), the undersigned has been authorized by the Registrant to submit this filing in lieu of a filing under Rule 497(c) under the Securities Act, and to certify (a) that the forms of prospectus and statement of additional information used with respect to Putnam Government Money Market Fund, a series of the Registrant, do not differ from those contained in Post-Effective Amendment No. 254 to the Registrant's Registration Statement ("Amendment No. 254"), and (b) that Amendment No. 254 was filed electronically.

Any questions or comments regarding this matter should be directed to the undersigned at (617) 235-4765.

Very truly yours,

/s/ James M. Forbes     

 James M. Forbes

cc:

Venice Monagan, Esq., Franklin Templeton

Tara Gormel, Esq., Franklin Templeton

Putnam Investment Funds published this content on February 05, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on February 05, 2026 at 20:47 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]