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Simpson Manufacturing Co., Inc.

For the period ended Dec 31, 2025. Filed Feb 27, 2026.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Feb 27, 2026

SSD$204.16+3.7%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Item 16. Form 10-K Summary

None.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Dated:February 27, 2026Simpson Manufacturing Co., Inc.
(Registrant)
By/s/Matt Dunn
Matt Dunn
Chief Financial Officer
and Duly Authorized Officer
of the Registrant
(principal accounting and financial officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated below.

SignatureTitleDate
Chief Executive Officer:
/s/Mike OloskyChief Executive Officer and DirectorFebruary 27, 2026
(Mike Olosky)(principal executive officer)
Chief Financial Officer:
/s/Matt DunnChief Financial Officer and TreasurerFebruary 27, 2026
(Matt Dunn)(principal accounting and financial officer)
Directors:
/s/Philip E. DonaldsonChairman of the Board and DirectorFebruary 27, 2026
(Philip E. Donaldson)
/s/James S. AndrasickDirectorFebruary 27, 2026
(James S. Andrasick)
/s/Chau BanksDirectorFebruary 27, 2026
(Chau Banks)
/s/Felica ConeyDirectorFebruary 27, 2026
(Felica Coney)
/s/Angela DrakeDirectorFebruary 27, 2026
(Angela Drake)
/s/Celeste Volz FordDirectorFebruary 27, 2026
(Celeste Volz Ford)
/s/Kenneth KnightDirectorFebruary 27, 2026
(Kenneth Knight)
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.