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Simpson Manufacturing Co., Inc.
Cutlery, Handtools & General Hardware · DE · CIK 920371
Designs, engineers, and manufactures structural solutions for wood and concrete construction
$7.94B
Market cap
$209.23
Last close
-0.4%
1D
+5.5%
5D
361K
Volume
Price · last 39 sessions+12.1%
May 4L $178.01 · H $210.06Jun 29
298
Total filings
Jun 18, 2026
Last filing
12/31
Fiscal year end
11-K11-KJun 18, 20268-KShareholder VoteMay 18, 202610-Q10-QMay 7, 20268-KResults of Operations · Reg FD DisclosureApr 27, 2026DEFA14ADEFA14AMar 24, 2026DEF 14ADEF 14AMar 24, 202610-K10-KFeb 27, 20268-KResults of Operations · Reg FD DisclosureFeb 9, 20268-KMaterial Agreement · New Debt / ObligationDec 22, 202510-Q10-QNov 7, 20258-KResults of Operations · Reg FD DisclosureOct 27, 202510-Q10-QAug 8, 20258-KResults of Operations · Reg FD DisclosureJul 28, 202511-K11-KJun 30, 20258-KShareholder VoteMay 12, 202510-Q10-QMay 9, 20258-KResults of Operations · Reg FD DisclosureApr 28, 2025DEFA14ADEFA14AMar 24, 2025DEF 14ADEF 14AMar 24, 20258-KReg FD DisclosureMar 7, 202510-K10-KMar 3, 20258-KResults of Operations · Reg FD DisclosureFeb 10, 20258-KExecutive Change · Reg FD DisclosureJan 3, 20258-KReg FD DisclosureDec 17, 20248-KReg FD DisclosureNov 14, 202410-Q10-QNov 12, 20248-KExecutive ChangeOct 28, 20248-KResults of OperationsOct 21, 20248-KReg FD DisclosureAug 26, 202410-Q10-QAug 7, 20248-KExecutive ChangeJul 31, 20248-KResults of OperationsJul 22, 202411-K11-KJul 15, 20248-KReg FD DisclosureMay 15, 202410-Q10-QMay 7, 20248-KExecutive Change · Bylaw AmendmentMay 6, 20248-KResults of OperationsApr 22, 2024DEFA14ADEFA14AMar 19, 2024DEF 14ADEF 14AMar 19, 20248-KReg FD DisclosureMar 6, 202410-K10-KFeb 28, 20248-KResults of OperationsFeb 5, 20248-KReg FD DisclosureDec 5, 20238-KReg FD DisclosureNov 8, 202310-Q10-QNov 7, 20238-KResults of OperationsOct 23, 20238-KCompany UpdateOct 19, 20238-KExecutive ChangeOct 12, 20238-KCompany UpdateOct 11, 20238-KReg FD DisclosureSep 6, 202310-Q10-QAug 7, 20238-KResults of OperationsJul 24, 202311-K11-KJun 28, 20238-KExecutive Change · Reg FD DisclosureJun 5, 202310-Q10-QMay 8, 20238-KShareholder VoteMay 1, 20238-KResults of OperationsApr 24, 20238-KReg FD DisclosureMar 21, 2023DEFA14ADEFA14AMar 16, 2023DEF 14ADEF 14AMar 16, 20238-KBylaw AmendmentMar 14, 202310-K10-KFeb 28, 20238-KExecutive ChangeFeb 28, 20238-KResults of OperationsFeb 6, 20238-KReg FD DisclosureDec 28, 20228-KExecutive ChangeDec 20, 20228-KReg FD DisclosureDec 5, 202210-Q10-QNov 8, 20228-KReg FD DisclosureNov 8, 20228-KResults of OperationsOct 24, 20228-KReg FD DisclosureSep 20, 20228-KExecutive ChangeSep 8, 20228-KReg FD DisclosureAug 25, 202210-Q10-QAug 10, 20228-KResults of OperationsJul 25, 202211-K11-KJun 30, 20228-KReg FD DisclosureJun 23, 20228-K/AAcquisition / DispositionJun 17, 20228-KReg FD DisclosureMay 31, 20228-KShareholder VoteMay 9, 2022
Insider Activity
In the 90 days to Dec 12, 2025: 2 sold $501K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Dec 12, 2025 | Donaldson Philip EDirector | Sell | 2,375 | $168.16 | $399K |
| Nov 11, 2025 | Andrasick James SDirector | Sell | 600 | $170.00 | $102K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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