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, 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 489 | $8.59B |
| Q1 2026 | 463 | $7.02B |
| Q4 2025 | 439 | $6.78B |
| Q3 2025 | 437 | $6.93B |
| Q2 2025 | 433 | $6.65B |
| Q1 2025 | 427 | $6.55B |
| Q4 2024 | 422 | $6.87B |
| Q3 2024 | 415 | $7.79B |
| Q2 2024 | 397 | $6.96B |
| Q1 2024 | 393 | $8.21B |
| Q4 2023 | 383 | $7.86B |
| Q3 2023 | 362 | $5.79B |
| Q2 2023 | 326 | $5.31B |
| Q1 2023 | 320 | $4.25B |
| Q4 2022 | 304 | $3.39B |
| Q3 2022 | 298 | $3.02B |
| Q2 2022 | 301 | $3.91B |
| Q1 2022 | 310 | $4.22B |
| Q4 2021 | 302 | $5.51B |
| Q3 2021 | 293 | $4.14B |
| Q2 2021 | 288 | $4.25B |
| Q1 2021 | 302 | $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.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Teacher Retirement System of Texas | 42,495 | $7.29M | 0.03% | +7,177+20.3% | Added |
| Candriam Luxembourg S.C.A. | 41,560 | $7.13M | 0.04% | +41,560 | New |
| DekaBank Deutsche Girozentrale | 39,391 | $6.77M | 0.01% | 00.0% | Unchanged |
| CBOE Vest Financial, LLC | 39,205 | $6.73M | 0.08% | +4,227+12.1% | Added |
| Castleark Management LLC | 38,382 | $6.59M | 0.22% | −2,050−5.1% | Reduced |
| Vanguard Asset Management, Ltd | 38,371 | $6.59M | 0.01% | +38,371 | New |
| Voloridge Investment Management, LLC | 38,329 | $6.58M | 0.03% | −34,743−47.5% | Reduced |
| Berkeley, Inc | 37,796 | $6.49M | 2.18% | −985−2.5% | Reduced |
| Van Eck Associates Corp | 35,901 | $6.16M | 0.00% | +1,294+3.7% | Added |
| Russell Investments Group, Ltd. | 35,779 | $6.14M | 0.01% | +766+2.2% | Added |
| American Century Companies Inc | 35,020 | $6.01M | 0.00% | +5,009+16.7% | Added |
| Rafferty Asset Management, LLC | 32,918 | $5.65M | 0.02% | −6,137−15.7% | Reduced |
| Moran Wealth Management, LLC | 30,461 | $5.23M | 0.16% | −53−0.2% | Reduced |
| Brasada Capital Management, LP | 30,000 | $5.03M | 0.92% | −1,797−5.7% | Reduced |
| Rockefeller Capital Management L.P. | 29,284 | $5.03M | 0.01% | +3,627+14.1% | Added |
| Franklin Resources Inc | 28,408 | $4.88M | 0.00% | +20,347+252.4% | Added |
| Wiley Bros.-Aintree Capital, LLC | 27,538 | $4.73M | 0.02% | +126+0.5% | Added |
| Alps Advisors Inc | 26,165 | $4.49M | 0.02% | −1,254−4.6% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 25,800 | $4.42M | 0.18% | +25,800 | New |
| Pathstone Holdings, LLC | 24,343 | $4.18M | 0.02% | −221−0.9% | Reduced |
| Public Employees Retirement System of Ohio | 24,278 | $4.17M | 0.01% | −547−2.2% | Reduced |
| Great West Life Assurance Co | 24,017 | $4.12M | 0.01% | +136+0.6% | Added |
| NewEdge Wealth, LLC | 23,993 | $4.12M | 0.05% | −3,553−12.9% | Reduced |
| Vestmark Advisory Solutions, Inc. | 23,914 | $4.10M | 0.05% | −5,036−17.4% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 23,880 | $4.10M | 0.01% | −19,555−45.0% | Reduced |
| Two Sigma Investments, LP | 23,523 | $4.04M | 0.00% | +499+2.2% | Added |
| Cerity Partners LLC | 23,293 | $4.00M | 0.01% | −2,814−10.8% | Reduced |
| Citadel Advisors LLC | 22,723 | $3.90M | 0.00% | −8,592−27.4% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 21,104 | $3.62M | 0.01% | +4,441+26.7% | Added |
| Credit Agricole S A | 20,863 | $3.58M | 0.01% | 00.0% | Unchanged |
| MetLife Investment Management | 20,546 | $3.53M | 0.02% | +115+0.6% | Added |
| Aristides Capital LLC | 20,305 | $3.48M | 1.15% | +12,964+176.6% | Added |
| Mercer Global Advisors Inc | 20,219 | $3.47M | 0.01% | +929+4.8% | Added |
| Creative Planning | 20,129 | $3.45M | 0.00% | +6,400+46.6% | Added |
| Baird Financial Group, Inc. | 20,089 | $3.45M | 0.01% | −1,756−8.0% | Reduced |
| New York State Common Retirement Fund | 19,662 | $3.37M | 0.00% | −300−1.5% | Reduced |
| Natixis Advisors, L.P. | 19,265 | $3.31M | 0.00% | +2,163+12.6% | Added |
| Amalgamated Bank | 18,879 | $3.24M | 0.02% | +243+1.3% | Added |
| Janus Henderson Group PLC | 18,566 | $3.18M | 0.00% | +271+1.5% | Added |
| Police & Firemen's Retirement System of New Jersey | 18,093 | $3.11M | 0.03% | 00.0% | Unchanged |
| Agf Management Ltd | 17,667 | $3.03M | 0.01% | +17,667 | New |
| Vanguard Global Advisers, LLC | 16,745 | $2.87M | 0.00% | +16,745 | New |
| M&T Bank Corp | 16,083 | $2.76M | 0.01% | −725−4.3% | Reduced |
| South Dakota Investment Council | 16,036 | $2.75M | 0.05% | −1,000−5.9% | Reduced |
| Granite Investment Partners, LLC | 15,986 | $2.74M | 0.17% | +459+3.0% | Added |
| VELA Investment Management, LLC | 15,761 | $2.70M | 0.70% | +714+4.7% | Added |
| State of Tennessee, Treasury Department | 15,733 | $2.70M | 0.01% | 00.0% | Unchanged |
| Oppenheimer Asset Management Inc. | 15,188 | $2.61M | 0.03% | −58−0.4% | Reduced |
| State of New Jersey Common Pension Fund D | 14,004 | $2.40M | 0.01% | 00.0% | Unchanged |
| Atria Investments LLC | 13,817 | $2.37M | 0.03% | −617−4.3% | Reduced |
| Quantbot Technologies LP | 13,342 | $2.29M | 0.09% | +8,548+178.3% | Added |
| State Board of Administration of Florida Retirement System | 13,331 | $2.29M | 0.00% | 00.0% | Unchanged |
| Edgestream Partners, L.P. | 13,049 | $2.24M | 0.07% | +13,049 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,844 | $2.20M | 0.00% | 00.0% | Unchanged |
| SkyView Investment Advisors, LLC | 12,665 | $2.17M | 0.29% | +397+3.2% | Added |
| Teachers Retirement System of the State of Kentucky | 12,646 | $2.17M | 0.02% | 00.0% | Unchanged |
| SeaBridge Investment Advisors LLC | 12,632 | $2.17M | 0.37% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 12,280 | $2.11M | 0.02% | −668−5.2% | Reduced |
| Louisiana State Employees Retirement System | 12,000 | $2.06M | 0.04% | +500+4.3% | Added |
| EP Wealth Advisors, LLC | 11,865 | $2.04M | 0.01% | −317−2.6% | Reduced |
| Handelsbanken Fonder AB | 11,637 | $2.00M | 0.01% | 00.0% | Unchanged |
| Westview Management dba Westview Investment Advisors | 11,465 | $1.97M | 1.02% | −1,379−10.7% | Reduced |
| Arizona State Retirement System | 11,390 | $1.95M | 0.01% | −208−1.8% | Reduced |
| HSBC Holdings PLC | 11,421 | $1.94M | 0.00% | +2,163+23.4% | Added |
| Jones Financial Companies LLLP | 11,295 | $1.90M | 0.00% | +10,800+2,181.8% | Added |
| Vanguard Investments Australia, Ltd. | 10,503 | $1.80M | 0.01% | +10,503 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 10,388 | $1.78M | 0.01% | +13+0.1% | Added |
| State of Michigan Retirement System | 9,927 | $1.70M | 0.01% | +100+1.0% | Added |
| Mariner, LLC | 9,830 | $1.69M | 0.00% | −4,344−30.6% | Reduced |
| Resources Investment Advisors, LLC. | 9,790 | $1.68M | 0.02% | −103−1.0% | Reduced |
| Harbor Capital Advisors, Inc. | 9,706 | $1.67M | 0.13% | +9,706 | New |
| Anchor Capital Advisors LLC | 9,441 | $1.62M | 0.05% | −23−0.2% | Reduced |
| Thrivent Financial for Lutherans | 9,341 | $1.60M | 0.00% | +5+0.1% | Added |
| Northwestern Mutual Investment Management Company, LLC | 9,288 | $1.59M | 0.02% | +13+0.1% | Added |
| Hunter Perkins Capital Management, LLC | 9,248 | $1.59M | 0.37% | +50+0.5% | Added |
| We Are One Seven, LLC | 9,133 | $1.57M | 0.03% | +1,020+12.6% | Added |
| KLP Kapitalforvaltning AS | 9,100 | $1.56M | 0.01% | +200+2.2% | Added |
| CIBC Bancorp USA Inc. | 8,858 | $1.52M | 0.00% | +8,858 | New |
| Penserra Capital Management LLC | 8,801 | $1.51M | 0.02% | +6,976+382.2% | Added |
| New Mexico Educational Retirement Board | 8,700 | $1.49M | 0.05% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 8,512 | $1.46M | 0.02% | +264+3.2% | Added |
| Ameritas Investment Partners, Inc. | 7,638 | $1.31M | 0.04% | +40+0.5% | Added |
| LPL Financial LLC | 7,524 | $1.29M | 0.00% | −385−4.9% | Reduced |
| Mirador Capital Partners LP | 7,391 | $1.27M | 0.18% | −79−1.1% | Reduced |
| BNP Paribas Arbitrage, SA | 7,339 | $1.26M | 0.00% | −17,681−70.7% | Reduced |
| Susquehanna Fundamental Investments, LLC | 7,214 | $1.24M | 0.05% | +7,214 | New |
| ExodusPoint Capital Management, LP | 7,191 | $1.23M | 0.01% | +7,191 | New |
| Huntington National Bank | 7,101 | $1.22M | 0.01% | +6,822+2,445.2% | Added |
| Henshaw Capital LLC | 6,998 | $1.20M | 0.04% | 00.0% | Unchanged |
| Diversified Trust Co | 6,946 | $1.19M | 0.02% | +254+3.8% | Added |
| Captrust Financial Advisors | 6,890 | $1.18M | 0.00% | −348−4.8% | Reduced |
| Sanctuary Advisors, LLC | 6,854 | $1.18M | 0.01% | −3,463−33.6% | Reduced |
| Pictet Asset Management Holding SA | 6,629 | $1.14M | 0.00% | +296+4.7% | Added |
| O'Shaughnessy Asset Management, LLC | 6,563 | $1.13M | 0.01% | +1,124+20.7% | Added |
| HighTower Advisors, LLC | 6,548 | $1.12M | 0.00% | +352+5.7% | Added |
| Impact Capital Partners LLC | 6,426 | $1.10M | 0.33% | −168−2.5% | Reduced |
| Curated Wealth Partners LLC | 6,359 | $1.09M | 0.14% | −52−0.8% | Reduced |
| Horizon Investments, LLC | 6,337 | $1.09M | 0.01% | +6,337 | New |
| Diversified Management Inc | 6,217 | $1.07M | 0.18% | +4,946+389.1% | Added |
| JustInvest LLC | 6,106 | $1.05M | 0.01% | +541+9.7% | Added |