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Simpson Manufacturing Co., Inc.

SSD
Exchange
NYSE
Industry
Cutlery, Handtools & General Hardware
SEC CIK
0000920371

In the last 90 days, Simpson Manufacturing Co., Inc. insiders filed 0 open-market purchases and 2 sales; 489 institutions reported holding it in 13F filings for Q2 2026, worth $8.59B in total; ValueAct Capital is the only superinvestor holding it.

Q3 2025 vs. Q2 2025

How the institutions holding Simpson Manufacturing Co., Inc. changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of SSD: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders4337437+11
Shares42.8M513.1K41.3M−989.7K (−2.3%)
Value$6.65B$79.7M$6.93B+$363.0M (+5.5%)

7 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (56)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to SSD in Q3 2025
InstitutionSharesValue% of portfolio
Argent Capital Management LLC95,402$16.0M0.44%
Cooke & Bieler LP72,916$12.2M0.13%
Potrero Capital Research LLC60,000$10.0M3.05%
Castleark Management LLC39,112$6.55M0.18%
EULAV Asset Management33,000$5.53M0.13%
Brasada Capital Management, LP31,868$5.39M0.92%
Twinbeech Capital LP25,128$4.21M0.17%
Y-Intercept (Hong Kong) Ltd20,081$3.36M0.08%
Magnetar Financial LLC19,676$3.29M0.02%
Oak Thistle LLC13,423$2.25M0.34%
HSBC Holdings PLC9,115$1.52M0.00%
Pacer Advisors, Inc.5,526$925.4K0.00%
Trexquant Investment LP4,442$743.9K0.01%
Walleye Trading LLC3,067$513.6K0.01%
Federation des caisses Desjardins du Quebec2,786$466.5K0.00%
Bayesian Capital Management, LP2,600$435.4K0.09%
Boothbay Fund Management, LLC2,364$395.9K0.01%
Ethic Inc.2,160$361.7K0.01%
CAPROCK Group, Inc.1,879$359.2K0.01%
XTX Topco Ltd2,059$344.8K0.02%
Swiss Life Asset Management Ltd1,961$328.4K0.00%
Fort Washington Investment Advisors Inc1,620$271.3K0.00%
Cambridge Investment Research Advisors, Inc.1,578$264.0K0.00%
Landscape Capital Management, L.L.C.1,544$258.6K0.02%
Evergreen Capital Management LLC1,428$239.1K0.01%
DRW Securities, LLC1,328$222.3K0.01%
Robertson Stephens Wealth Management, LLC1,305$218.6K0.01%
Forum Financial Management, LP1,283$214.9K0.00%
Fifth Third Wealth Advisors LLC1,282$214.7K0.01%
Kingsview Wealth Management, LLC1,220$204.4K0.00%
Full Sail Capital, LLC1,219$204.1K0.01%
EntryPoint Capital, LLC1,216$203.6K0.08%
Blair William & Co1,208$202.3K0.00%
Harfst & Associates, Inc.1,198$200.6K0.04%
Root Financial Partners, LLC906$151.7K0.01%
Harvest Fund Management Co., Ltd365$61.0K0.00%
Annis Gardner Whiting Capital Advisors, LLC334$55.9K0.01%
Brown Brothers Harriman & Co204$34.2K0.00%
Caitlin John, LLC131$21.9K0.02%
Measured Wealth Private Client Group, LLC130$21.8K0.01%
Wealthspire Advisors, LLC126$21.1K0.00%
Atlantic Union Bankshares Corp85$14.2K0.00%
JPL Wealth Management, LLC80$13.4K0.00%
Quent Capital, LLC46$7.70K0.00%
Millstone Evans Group, LLC44$7.37K0.00%
Simplex Trading, LLC40$6.00K0.00%
Clayton Financial Group LLC24$4.02K0.00%
Salomon & Ludwin, LLC12$2.06K0.00%
First Horizon Corp10$1.68K0.00%
Advisory Services Network, LLC10$1.67K0.00%
Johnson Financial Group, Inc.6$1.00K0.00%
Retirement Wealth Solutions LLC6$1.00K0.00%
Rothschild Investment LLC4$6700.00%
Transamerica Financial Advisors, Inc.3$5020.00%
North Capital, Inc.1$1670.00%
Cloud Capital Management, LLC5$00.00%

Sold out (45)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of SSD in Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Bank of Nova Scotia66,000$10.3M
Healthcare of Ontario Pension Plan Trust Fund56,800$8.82M
Edgestream Partners, L.P.56,274$8.74M
ING Groep NV46,800$7.27M
MUFG Securities EMEA plc44,000$6.83M
Squarepoint Ops LLC43,871$6.81M
HRT Financial LP25,463$3.95M
Balyasny Asset Management LLC21,065$3.27M
Two Sigma Advisers, LP20,300$3.15M
Renaissance Technologies LLC11,700$1.82M
Gsa Capital Partners LLP10,714$1.66M
Centiva Capital, LP8,356$1.30M
Azzad Asset Management Inc5,021$779.8K
Locust Wood Capital Advisers, LLC4,800$745.5K
NorthRock Partners, LLC4,455$691.9K
Connor, Clark & Lunn Investment Management Ltd.4,423$686.9K
FORA Capital, LLC4,023$624.8K
Petrus Trust Company, LTA3,816$592.7K
CWM Advisors, LLC3,051$473.8K
Vestcor Inc2,976$462.0K
Freestone Grove Partners LP2,625$407.7K
Point72 (DIFC) Ltd2,420$375.9K
Jump Financial, LLC2,295$356.4K
Brevan Howard Capital Management LP2,215$344.0K
Outlook Wealth Advisors, LLC2,198$341.4K
Nebula Research & Development LLC2,155$334.7K
Klingman & Associates, LLC1,783$276.9K
Berry Wealth Group, LP1,382$214.6K
Lindenwold Advisors1,333$207.0K
Marco Investment Management LLC1,330$206.6K
Qsemble Capital Management, LP1,303$202.4K
Cubist Systematic Strategies, LLC1,213$188.4K
Gitterman Wealth Management, LLC891$138.7K
Putney Financial Group LLC379$58.9K
Harbor Capital Advisors, Inc.288$45.0K
Skopos Labs, Inc.248$38.5K
National Bank of Canada229$35.5K
Ameritas Advisory Services, LLC197$30.6K
Thurston, Springer, Miller, Herd & Titak, Inc.104$16.2K
Mount Yale Investment Advisors, LLC63$9.79K
Twin Peaks Wealth Advisors, LLC39$7.35K
Natixis34$5.28K
MJT & Associates Financial Advisory Group, Inc.20$3.11K
NewSquare Capital LLC13$2.02K
Kilter Group LLC10$1.55K

Not filed for Q3 2025 yet (7)

Institutions that held Simpson Manufacturing Co., Inc. at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SSD in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Norges Bank499,184$77.5M
EP Wealth Advisors, LLC12,158$1.89M
Avantax Advisory Services, Inc.1,571$243.9K
First Horizon Advisors, Inc.131$20.4K
Capital A Wealth Management, LLC28$5.54K
Legacy Investment Solutions, LLC4$622
Parkworth Wealth Management, Inc.2$311