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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; 488 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, Q1 2026

Institutional positions in Simpson Manufacturing Co., Inc. as of Mar 31, 2026. 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
463
+32 vs. Q4 2025
Shares held
40.9M
+3.67M (+9.8%) vs. Q4 2025
Total value
$7.02B
+$996.5M (+16.6%) vs. Q4 2025
New holders
69
149 more added
Sold out
37
164 more reduced

8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2026: 463 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: 488 institutions
Value heldQ1 2026: $7.02B
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 2026488$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, Q1 2026

Shares, value and share of portfolio for each institution holding Simpson Manufacturing Co., Inc.; share changes are against Q4 2025.

Institutions holding SSD in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Transamerica Financial Advisors, Inc.1$1710.00%+1New
Harbour Investments, Inc.1$1720.00%00.0%Unchanged
Hughes Financial Services, LLC1$1720.00%+1New
USA Financial Portformulas Corp2$3430.00%−1−33.3%Reduced
Financial Management Professionals, Inc.2$3430.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.2$3430.00%+2New
SHP Wealth Management2$3430.00%+2New
HFM Investment Advisors, LLC3$5150.00%00.0%Unchanged
Vermillion Wealth Management, Inc.3$5150.00%+3New
Sunbelt Securities, Inc.4$6860.00%00.0%Unchanged
Bruce G. Allen Investments, LLC4$6860.00%00.0%Unchanged
Wealth Enhancement Trust Services, Inc.4$6860.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC4$6860.00%+1+33.3%Added
Sachetta, LLC4$6870.00%00.0%Unchanged
Legacy Wealth Managment, LLC4$6870.00%00.0%Unchanged
UMA Financial Services, Inc.4$6870.00%+4New
Wilkerson Advisory Group LLC4$6930.00%+4New
Cromwell Holdings LLC5$8580.00%00.0%Unchanged
Prestige Wealth Management Group LLC5$8590.00%00.0%Unchanged
Rialto Wealth Management, LLC5$8590.00%+1+25.0%Added
Advisory Services Network, LLC5$8610.00%+5New
Capital Advisors, Ltd. LLC5$1.00K0.00%00.0%Unchanged
Kilter Group LLC6$1.03K0.00%+1+20.0%Added
Montag A & Associates Inc7$1.19K0.00%00.0%Unchanged
Bare Financial Services, Inc7$1.20K0.00%+3+75.0%Added
DiNuzzo Private Wealth, Inc.8$1.37K0.00%00.0%Unchanged
Principia Wealth Advisory, LLC8$1.37K0.00%00.0%Unchanged
Hager Investment Management Services, LLC8$1.37K0.00%+8New
MidFirst Bank9$1.54K0.00%−1,147−99.2%Reduced
Signature Equity Partners, LLC9$1.54K0.00%00.0%Unchanged
Nemes Rush Group LLC9$1.57K0.00%00.0%Unchanged
Ares Financial Consulting, LLC10$1.71K0.00%00.0%Unchanged
First Horizon Corp10$1.72K0.00%00.0%Unchanged
High Note Wealth, LLC10$1.72K0.00%00.0%Unchanged
Salomon & Ludwin, LLC12$2.00K0.00%00.0%Unchanged
CX Institutional13$2.00K0.00%00.0%Unchanged
Activest Wealth Management12$2.06K0.00%00.0%Unchanged
Highline Wealth Partners LLC13$2.23K0.00%+13New
CVA Family Office, LLC14$2.40K0.00%+14New
Clearstead Advisors, LLC15$2.58K0.00%−142−90.4%Reduced
Richardson Capital Management LLC18$3.09K0.00%+18New
Ronald Blue Trust, Inc.20$3.43K0.00%−75−78.9%Reduced
Private Trust Co NA20$3.43K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.20$3.43K0.00%+18+900.0%Added
Raleigh Capital Management Inc.20$3.43K0.00%+20New
Retirement Wealth Solutions LLC20$3.43K0.00%+3+17.6%Added
Private Wealth Management Group, LLC22$3.78K0.00%00.0%Unchanged
Cedar Mountain Advisors, LLC22$3.78K0.00%+22New
Zions Bancorporation, National Association23$3.95K0.00%+23New
Bell Investment Advisors, Inc24$4.12K0.00%00.0%Unchanged
Bank of New Hampshire29$4.98K0.00%+29New
Rossby Financial, LCC33$5.64K0.00%−1−2.9%Reduced
Farmers & Merchants Investments Inc36$6.18K0.00%00.0%Unchanged
Meramec Financial Planners, LLC35$6.33K0.00%00.0%Unchanged
Fortitude Family Office, LLC38$6.52K0.00%+17+81.0%Added
Twin Peaks Wealth Advisors, LLC42$7.21K0.00%+42New
JFS Wealth Advisors, LLC43$7.38K0.00%−1−2.3%Reduced
International Assets Investment Management, LLC48$8.21K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.56$9.61K0.00%00.0%Unchanged
Quent Capital, LLC57$9.78K0.00%−4−6.6%Reduced
Mather Group, LLC.63$10.8K0.00%+63New
Cache Advisors, LLC64$11.0K0.00%+64New
SJS Investment Consulting Inc.68$11.7K0.00%00.0%Unchanged
JPL Wealth Management, LLC80$13.7K0.00%+80New
True Wealth Design, LLC81$13.9K0.00%−20−19.8%Reduced
LRI Investments, LLC84$14.4K0.00%+18+27.3%Added
Massmutual Trust Co FSB95$16.3K0.00%00.0%Unchanged
Geneos Wealth Management Inc.100$17.2K0.00%00.0%Unchanged
Tower View Investment Management & Research LLC103$17.7K0.01%00.0%Unchanged
Millstone Evans Group, LLC108$18.5K0.01%+64+145.5%Added
Spire Wealth Management116$19.9K0.00%00.0%Unchanged
Parallel Advisors, LLC117$20.1K0.00%+41+53.9%Added
Pinnacle Wealth Planning Services, Inc.123$21.1K0.00%−66−34.9%Reduced
Park Place Capital Corp127$21.8K0.00%00.0%Unchanged
Caitlin John, LLC131$22.5K0.01%00.0%Unchanged
National Bank of Canada143$24.5K0.00%+44+44.4%Added
Nomura Asset Management Co Ltd150$25.7K0.00%00.0%Unchanged
Measured Wealth Private Client Group, LLC150$25.7K0.01%+9+6.4%Added
Assetmark, Inc156$26.8K0.00%+31+24.8%Added
Wellington-Altus USA Inc.141$29.5K0.02%−5−3.4%Reduced
V-Square Quantitative Management LLC176$30.2K0.00%00.0%Unchanged
Harvest Fund Management Co., Ltd180$31.0K0.00%+180New
Los Angeles Capital Management LLC183$31.4K0.00%00.0%Unchanged
Smartleaf Asset Management LLC199$33.3K0.00%−27−11.9%Reduced
Atlantic Union Bankshares Corp202$34.7K0.00%+117+137.6%Added
Ancora Advisors, LLC205$35.2K0.00%00.0%Unchanged
Essential Partners LLC207$35.5K0.01%−19−8.4%Reduced
Byrne Asset Management LLC210$36.0K0.02%−15−6.7%Reduced
Healthcare of Ontario Pension Plan Trust Fund213$36.6K0.00%+213New
Nisa Investment Advisors, LLC251$43.1K0.00%+59+30.7%Added
Larson Financial Group LLC265$45.4K0.00%+17+6.9%Added
Versant Capital Management, Inc273$46.9K0.00%+225+468.8%Added
MAI Capital Management302$51.8K0.00%+130+75.6%Added
Covestor Ltd301$52.0K0.04%−332−52.4%Reduced
Annis Gardner Whiting Capital Advisors, LLC334$57.3K0.01%00.0%Unchanged
AdvisorNet Financial, Inc348$59.7K0.00%+9+2.7%Added
Caitong International Asset Management Co., Ltd354$60.8K0.01%−436−55.2%Reduced
Basecamp Wealth Advisors LLC411$70.5K0.01%00.0%Unchanged
Farther Finance Advisors, LLC449$76.7K0.00%−36−7.4%Reduced
Vestcor Inc446$77.0K0.00%−1,945−81.3%Reduced