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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.

13F holders, Q4 2025

Institutional positions in Simpson Manufacturing Co., Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
439
+10 vs. Q3 2025
Shares held
42.0M
+1.38M (+3.4%) vs. Q3 2025
Total value
$6.78B
−$16.9M (−0.2%) vs. Q3 2025
New holders
64
137 more added
Sold out
54
171 more reduced

8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SSD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2025: 439 institutions
Q1 2021: 302 institutionsQ2 2021: 288 institutionsQ3 2021: 293 institutionsQ4 2021: 302 institutionsQ1 2022: 310 institutionsQ2 2022: 301 institutionsQ3 2022: 298 institutionsQ4 2022: 304 institutionsQ1 2023: 320 institutionsQ2 2023: 326 institutionsQ3 2023: 362 institutionsQ4 2023: 383 institutionsQ1 2024: 393 institutionsQ2 2024: 397 institutionsQ3 2024: 415 institutionsQ4 2024: 422 institutionsQ1 2025: 427 institutionsQ2 2025: 433 institutionsQ3 2025: 437 institutionsQ4 2025: 439 institutionsQ1 2026: 463 institutionsQ2 2026: 489 institutions
Value heldQ4 2025: $6.78B
Q1 2021: $3.99BQ2 2021: $4.25BQ3 2021: $4.14BQ4 2021: $5.51BQ1 2022: $4.22BQ2 2022: $3.91BQ3 2022: $3.02BQ4 2022: $3.39BQ1 2023: $4.25BQ2 2023: $5.31BQ3 2023: $5.79BQ4 2023: $7.86BQ1 2024: $8.21BQ2 2024: $6.96BQ3 2024: $7.79BQ4 2024: $6.87BQ1 2025: $6.55BQ2 2025: $6.65BQ3 2025: $6.93BQ4 2025: $6.78BQ1 2026: $7.02BQ2 2026: $8.59B
Institutions holding SSD and their total value by quarter
QuarterHoldersValue
Q2 2026489$8.59B
Q1 2026463$7.02B
Q4 2025439$6.78B
Q3 2025437$6.93B
Q2 2025433$6.65B
Q1 2025427$6.55B
Q4 2024422$6.87B
Q3 2024415$7.79B
Q2 2024397$6.96B
Q1 2024393$8.21B
Q4 2023383$7.86B
Q3 2023362$5.79B
Q2 2023326$5.31B
Q1 2023320$4.25B
Q4 2022304$3.39B
Q3 2022298$3.02B
Q2 2022301$3.91B
Q1 2022310$4.22B
Q4 2021302$5.51B
Q3 2021293$4.14B
Q2 2021288$4.25B
Q1 2021302$3.99B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Simpson Manufacturing Co., Inc.; share changes are against Q3 2025.

Institutions holding SSD in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
ProShare Advisors LLC1,663$268.5K0.00%−107−6.0%Reduced
Cim Investment Mangement Inc1,663$268.5K0.07%00.0%Unchanged
GWM Advisors LLC1,648$266.2K0.00%+1,408+586.7%Added
Amundi1,642$265.1K0.00%+1,642New
Cambridge Investment Research Advisors, Inc.1,589$257.0K0.00%+11+0.7%Added
Wellington Shields & Co., LLC1,585$255.9K0.06%−25−1.6%Reduced
RMB Capital Management, LLC1,576$254.5K0.00%+1,576New
Argent Trust Co1,561$252.1K0.01%−350−18.3%Reduced
Evergreen Capital Management LLC1,541$248.8K0.01%+113+7.9%Added
Congress Asset Management Co1,538$248.3K0.00%00.0%Unchanged
Linden Thomas Advisory Services, LLC1,523$245.9K0.02%−22−1.4%Reduced
North Dakota State Investment Board1,490$240.6K0.01%+1,490New
HB Wealth Management, LLC1,461$235.9K0.00%+1,461New
Claret Asset Management Corp1,457$235.0K0.03%−3−0.2%Reduced
Merit Financial Group, LLC1,380$222.8K0.00%+1,380New
Leavell Investment Management, Inc.1,375$222.0K0.01%00.0%Unchanged
Shelton Capital Management1,368$220.9K0.00%−127−8.5%Reduced
Scientech Research LLC1,362$219.9K0.14%+1,362New
Farringdon Capital, Ltd.1,340$216.4K0.05%−4,779−78.1%Reduced
CIBC Asset Management Inc1,329$214.6K0.00%00.0%Unchanged
Robertson Stephens Wealth Management, LLC1,310$211.6K0.01%+5+0.4%Added
Procyon Private Wealth Partners, LLC1,290$208.3K0.01%−17−1.3%Reduced
Fifth Third Wealth Advisors LLC1,285$207.5K0.01%+3+0.2%Added
Forum Financial Management, LP1,283$207.2K0.00%00.0%Unchanged
Diversified Management Inc1,271$205.2K0.05%+1,271New
Mayfair Advisory Group, LLC1,238$203.9K0.08%−473−27.6%Reduced
Moody National Bank Trust Division1,256$202.8K0.02%+1,256New
MidFirst Bank1,156$186.7K0.01%+1,156New
KBC Group NV1,134$183.0K0.00%00.0%Unchanged
GAMMA Investing LLC1,006$162.4K0.01%−78−7.2%Reduced
STRS Ohio1,003$162.0K0.00%+1+0.1%Added
HM Payson & Co935$151.0K0.00%00.0%Unchanged
Root Financial Partners, LLC911$147.1K0.01%+5+0.6%Added
Fifth Third Bancorp883$142.6K0.00%−498−36.1%Reduced
Umb Bank N A871$140.6K0.00%+174+25.0%Added
IFP Advisors, Inc864$139.5K0.00%+160+22.7%Added
Rachor Investment Advisory Services, LLC822$132.7K0.07%+822New
Caitong International Asset Management Co., Ltd790$127.6K0.03%+355+81.6%Added
Hilltop National Bank750$121.1K0.03%00.0%Unchanged
Northwestern Mutual Wealth Management Co683$110.3K0.00%+156+29.6%Added
CWM Advisors, LLC651$105.1K0.01%+651New
Eurizon Capital SGR S.p.A.635$104.6K0.00%+635New
Covestor Ltd633$102.0K0.05%+25+4.1%Added
Allworth Financial LP623$100.6K0.00%+292+88.2%Added
EverSource Wealth Advisors, LLC596$96.2K0.00%+422+242.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.538$87.0K0.00%+151+39.0%Added
Kestra Advisory Services, LLC530$85.6K0.00%+530New
Rothschild Investment LLC517$83.5K0.00%+513+12,825.0%Added
Sprucegrove Investment Management Ltd500$80.7K0.01%00.0%Unchanged
Hantz Financial Services, Inc.495$80.0K0.00%+204+70.1%Added
Jones Financial Companies LLLP495$79.9K0.00%+15+3.1%Added
Farther Finance Advisors, LLC485$78.3K0.00%+180+59.0%Added
Signaturefd, LLC472$76.2K0.00%00.0%Unchanged
Basecamp Wealth Advisors LLC411$66.4K0.01%+411New
SageView Advisory Group, LLC399$64.5K0.00%+399New
Global Retirement Partners, LLC359$58.0K0.00%+51+16.6%Added
AdvisorNet Financial, Inc339$54.7K0.00%+21+6.6%Added
Annis Gardner Whiting Capital Advisors, LLC334$53.9K0.01%00.0%Unchanged
Huntington National Bank279$45.0K0.00%−18−6.1%Reduced
Harbor Investment Advisory, LLC255$41.2K0.00%00.0%Unchanged
Larson Financial Group LLC248$40.1K0.00%+25+11.2%Added
Smartleaf Asset Management LLC226$37.3K0.00%+57+33.7%Added
Essential Partners LLC226$36.5K0.01%+211+1,406.7%Added
Byrne Asset Management LLC225$36.3K0.02%−5−2.2%Reduced
Stephenson National Bank & Trust216$34.9K0.01%−161−42.7%Reduced
Ancora Advisors, LLC205$33.1K0.00%+197+2,462.5%Added
Los Angeles Capital Management LLC183$32.0K0.00%+183New
Nisa Investment Advisors, LLC192$31.0K0.00%+13+7.3%Added
Pinnacle Wealth Planning Services, Inc.189$30.5K0.00%+189New
Quarry LP186$30.0K0.00%−783−80.8%Reduced
V-Square Quantitative Management LLC176$28.4K0.00%+176New
MAI Capital Management172$27.8K0.00%+26+17.8%Added
Clearstead Advisors, LLC157$25.4K0.00%+14+9.8%Added
Nomura Asset Management Co Ltd150$24.2K0.00%00.0%Unchanged
Wellington-Altus USA Inc.146$23.6K0.02%+146New
Measured Wealth Private Client Group, LLC141$22.8K0.01%+11+8.5%Added
Caitlin John, LLC131$21.2K0.01%00.0%Unchanged
Park Place Capital Corp127$20.5K0.00%00.0%Unchanged
Assetmark, Inc125$20.2K0.00%−16−11.3%Reduced
Spire Wealth Management116$18.7K0.00%+1+0.9%Added
Tower View Investment Management & Research LLC103$16.6K0.01%00.0%Unchanged
True Wealth Design, LLC101$16.3K0.00%+93+1,162.5%Added
Geneos Wealth Management Inc.100$16.1K0.00%00.0%Unchanged
Danske Bank A/S100$16.1K0.00%+100New
National Bank of Canada99$16.0K0.00%+99New
Massmutual Trust Co FSB95$15.3K0.00%−3−3.1%Reduced
Ronald Blue Trust, Inc.95$15.3K0.00%+6+6.7%Added
Atlantic Union Bankshares Corp85$13.7K0.00%00.0%Unchanged
Parallel Advisors, LLC76$12.3K0.00%+25+49.0%Added
Flagship Harbor Advisors, LLC71$11.5K0.00%+71New
SJS Investment Consulting Inc.68$11.0K0.00%+63+1,260.0%Added
SRS Capital Advisors, Inc.67$10.8K0.00%−236−77.9%Reduced
LRI Investments, LLC66$10.7K0.00%00.0%Unchanged
Quent Capital, LLC61$9.85K0.00%+15+32.6%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.56$9.22K0.00%00.0%Unchanged
Versant Capital Management, Inc48$7.75K0.00%00.0%Unchanged
International Assets Investment Management, LLC48$7.75K0.00%+48New
Millstone Evans Group, LLC44$7.11K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC44$7.11K0.00%+12+37.5%Added
Meramec Financial Planners, LLC35$6.80K0.00%+35New