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.
| 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, Q4 2025
Shares, value and share of portfolio for each institution holding Simpson Manufacturing Co., Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| South Dakota Investment Council | 17,036 | $2.75M | 0.05% | −1,400−7.6% | Reduced |
| Natixis Advisors, L.P. | 17,102 | $2.76M | 0.00% | −7,456−30.4% | Reduced |
| State of Tennessee, Treasury Department | 15,733 | $2.78M | 0.01% | −3,611−18.7% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 18,093 | $2.92M | 0.02% | −471−2.5% | Reduced |
| Janus Henderson Group PLC | 18,295 | $2.95M | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 18,636 | $3.01M | 0.02% | −575−3.0% | Reduced |
| Dark Forest Capital Management LP | 19,045 | $3.08M | 0.14% | +5,501+40.6% | Added |
| Mercer Global Advisors Inc | 19,290 | $3.11M | 0.00% | +1,773+10.1% | Added |
| LRT Capital Management, LLC | 19,592 | $3.16M | 2.71% | −6,937−26.1% | Reduced |
| New York State Common Retirement Fund | 19,962 | $3.22M | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 20,431 | $3.30M | 0.02% | −1,127−5.2% | Reduced |
| Credit Agricole S A | 20,863 | $3.37M | 0.01% | +20,863 | New |
| Renaissance Technologies LLC | 21,000 | $3.39M | 0.01% | +21,000 | New |
| Baird Financial Group, Inc. | 21,845 | $3.53M | 0.01% | −2,483−10.2% | Reduced |
| Two Sigma Investments, LP | 23,024 | $3.72M | 0.01% | +14,601+173.3% | Added |
| Millennium Management LLC | 23,177 | $3.74M | 0.00% | +18,675+414.8% | Added |
| Great West Life Assurance Co | 23,881 | $3.85M | 0.01% | −10,066−29.7% | Reduced |
| Pathstone Holdings, LLC | 24,564 | $3.97M | 0.02% | +4,157+20.4% | Added |
| Public Employees Retirement System of Ohio | 24,825 | $4.01M | 0.01% | −468−1.9% | Reduced |
| BNP Paribas Arbitrage, SA | 25,020 | $4.04M | 0.00% | −10,937−30.4% | Reduced |
| Rockefeller Capital Management L.P. | 25,657 | $4.14M | 0.01% | +1,030+4.2% | Added |
| Cerity Partners LLC | 26,107 | $4.22M | 0.01% | +3,233+14.1% | Added |
| Wiley Bros.-Aintree Capital, LLC | 27,412 | $4.43M | 0.02% | +1,439+5.5% | Added |
| Alps Advisors Inc | 27,419 | $4.43M | 0.03% | −1,424−4.9% | Reduced |
| NewEdge Wealth, LLC | 27,546 | $4.45M | 0.05% | −1,734−5.9% | Reduced |
| Vestmark Advisory Solutions, Inc. | 28,950 | $4.67M | 0.06% | −270−0.9% | Reduced |
| American Century Companies Inc | 30,011 | $4.85M | 0.00% | +1,095+3.8% | Added |
| Verition Fund Management LLC | 30,266 | $4.89M | 0.03% | +22,989+315.9% | Added |
| Moran Wealth Management, LLC | 30,514 | $4.93M | 0.15% | −402−1.3% | Reduced |
| Citadel Advisors LLC | 31,315 | $5.06M | 0.00% | −6,962−18.2% | Reduced |
| Brasada Capital Management, LP | 31,797 | $5.24M | 0.90% | −71−0.2% | Reduced |
| Van Eck Associates Corp | 34,607 | $5.59M | 0.00% | +332+1.0% | Added |
| CBOE Vest Financial, LLC | 34,978 | $5.65M | 0.07% | +4,796+15.9% | Added |
| Russell Investments Group, Ltd. | 35,013 | $5.65M | 0.01% | +7,982+29.5% | Added |
| Teacher Retirement System of Texas | 35,318 | $5.70M | 0.02% | +6,673+23.3% | Added |
| Berkeley, Inc | 38,781 | $6.26M | 1.99% | +749+2.0% | Added |
| Gotham Asset Management, LLC | 39,002 | $6.30M | 0.02% | +31,428+414.9% | Added |
| Rafferty Asset Management, LLC | 39,055 | $6.31M | 0.02% | +5,404+16.1% | Added |
| California State Teachers Retirement System | 39,528 | $6.38M | 0.01% | −30−0.1% | Reduced |
| Castleark Management LLC | 40,432 | $6.53M | 0.19% | +1,320+3.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 43,435 | $7.01M | 0.02% | −30,483−41.2% | Reduced |
| UBS Group AG | 43,911 | $7.09M | 0.00% | −5,200−10.6% | Reduced |
| Robeco Schweiz AG | 44,000 | $7.10M | 0.16% | 00.0% | Unchanged |
| EULAV Asset Management | 44,200 | $7.14M | 0.19% | +11,200+33.9% | Added |
| RSM US Wealth Management LLC | 43,503 | $7.17M | 0.09% | +163+0.4% | Added |
| Mutual of America Capital Management LLC | 46,130 | $7.45M | 0.08% | −3,429−6.9% | Reduced |
| DekaBank Deutsche Girozentrale | 39,391 | $7.54M | 0.01% | 00.0% | Unchanged |
| StonePine Asset Management Inc. | 49,610 | $8.01M | 0.05% | −7,200−12.7% | Reduced |
| Retirement Systems of Alabama | 49,758 | $8.03M | 0.03% | −560−1.1% | Reduced |
| Barclays PLC | 49,864 | $8.05M | 0.00% | −11,535−18.8% | Reduced |
| Callan Family Office, LLC | 51,578 | $8.33M | 0.18% | +3,289+6.8% | Added |
| Stifel Financial Corp | 51,682 | $8.35M | 0.01% | −3,003−5.5% | Reduced |
| Whittier Trust Co of Nevada Inc | 49,062 | $8.35M | 0.17% | +672+1.4% | Added |
| Alliancebernstein L.P. | 52,478 | $8.47M | 0.00% | +790+1.5% | Added |
| Citigroup Inc | 53,159 | $8.58M | 0.01% | +8,744+19.7% | Added |
| New York State Teachers Retirement System | 56,512 | $9.13M | 0.02% | +1,932+3.5% | Added |
| Ceredex Value Advisors LLC | 60,500 | $9.77M | 0.29% | +4,000+7.1% | Added |
| Argent Capital Management LLC | 60,676 | $9.80M | 0.28% | −34,726−36.4% | Reduced |
| Treasurer of the State of North Carolina | 61,922 | $10.0M | 0.03% | +43,092+228.8% | Added |
| Legal & General Group Plc | 62,094 | $10.0M | 0.00% | −15,666−20.1% | Reduced |
| SG Americas Securities, LLC | 62,364 | $10.1M | 0.01% | +59,828+2,359.1% | Added |
| State of Wisconsin Investment Board | 63,242 | $10.2M | 0.02% | +3,691+6.2% | Added |
| Regions Financial Corp | 64,391 | $10.4M | 0.07% | −1,469−2.2% | Reduced |
| Jane Street Group, LLC | 66,254 | $10.7M | 0.01% | +19,388+41.4% | Added |
| Invesco Ltd. | 70,957 | $11.5M | 0.00% | −174−0.2% | Reduced |
| DF Dent & Co Inc | 71,952 | $11.6M | 0.17% | −1,042−1.4% | Reduced |
| Voloridge Investment Management, LLC | 73,072 | $11.8M | 0.04% | +31,868+77.3% | Added |
| California Public Employees Retirement System | 73,924 | $11.9M | 0.01% | −132−0.2% | Reduced |
| Man Group plc | 75,154 | $12.1M | 0.02% | +22,203+41.9% | Added |
| Nuveen, LLC | 75,440 | $12.2M | 0.00% | −1,487−1.9% | Reduced |
| Kennedy Capital Management, Inc. | 78,115 | $12.6M | 0.27% | +13,071+20.1% | Added |
| North Berkeley Wealth Management, LLC | 79,590 | $12.9M | 7.58% | 00.0% | Unchanged |
| Swiss National Bank | 82,100 | $13.3M | 0.01% | +1,000+1.2% | Added |
| UBS Asset Management Americas Inc | 87,828 | $14.2M | 0.00% | −10,195−10.4% | Reduced |
| Principal Financial Group Inc | 89,220 | $14.4M | 0.01% | −3,209−3.5% | Reduced |
| Ariel Investments, LLC | 91,389 | $14.8M | 0.16% | −1,461−1.6% | Reduced |
| Whittier Trust Co | 88,652 | $15.1M | 0.16% | −112−0.1% | Reduced |
| Clearbridge Investments, LLC | 93,625 | $15.1M | 0.01% | +93,625 | New |
| D. E. Shaw & Co., Inc. | 100,741 | $16.3M | 0.01% | −17,127−14.5% | Reduced |
| Cornerstone Capital, Inc. | 105,709 | $17.1M | 1.68% | +1,455+1.4% | Added |
| Rhumbline Advisers | 108,205 | $17.5M | 0.01% | −3,070−2.8% | Reduced |
| Comerica Bank | 123,375 | $19.9M | 0.08% | +21,889+21.6% | Added |
| Envestnet Asset Management Inc | 127,101 | $20.5M | 0.01% | −24,136−16.0% | Reduced |
| T. Rowe Price Investment Management, Inc. | 129,328 | $20.9M | 0.01% | −56,325−30.3% | Reduced |
| Cooke & Bieler LP | 129,685 | $20.9M | 0.22% | +56,769+77.9% | Added |
| River Road Asset Management, LLC | 138,126 | $22.3M | 0.24% | +64,476+87.5% | Added |
| Adage Capital Partners GP, L.L.C. | 150,000 | $24.2M | 0.04% | −25,000−14.3% | Reduced |
| SEI Investments Co | 154,278 | $24.9M | 0.02% | +19,739+14.7% | Added |
| Segall Bryant & Hamill, LLC | 154,525 | $25.0M | 0.34% | +10,383+7.2% | Added |
| Ranger Investment Management, L.P. | 156,106 | $25.2M | 1.73% | +43,386+38.5% | Added |
| AQR Capital Management LLC | 158,280 | $25.6M | 0.01% | +125,584+384.1% | Added |
| Massachusetts Financial Services Co | 158,595 | $25.6M | 0.01% | +156,820+8,834.9% | Added |
| Select Equity Group, L.P. | 159,549 | $25.8M | 0.12% | +159,549 | New |
| Schroder Investment Management Group | 157,968 | $26.0M | 0.02% | +7,435+4.9% | Added |
| Capital World Investors | 172,813 | $27.9M | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 177,814 | $28.7M | 0.04% | +13,595+8.3% | Added |
| State Farm Mutual Automobile Insurance Co | 181,873 | $29.4M | 0.02% | 00.0% | Unchanged |
| Royal Bank of Canada | 196,303 | $31.7M | 0.01% | −25,601−11.5% | Reduced |
| Manufacturers Life Insurance Company, The | 203,355 | $32.8M | 0.03% | −6,480−3.1% | Reduced |
| GW&K Investment Management, LLC | 219,270 | $35.4M | 0.31% | −12,217−5.3% | Reduced |