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, 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 | 488 | $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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,036,612 | $651.8M | 0.01% | −46,065−1.1% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 4,016,822 | $648.6M | 1.74% | −312,887−7.2% | Reduced |
| BlackRock, Inc. | 4,006,600 | $646.9M | 0.01% | +3,303+0.1% | Added |
| FMR LLC | 2,142,547 | $346.0M | 0.02% | +28,515+1.3% | Added |
| Morgan Stanley | 1,505,388 | $243.1M | 0.01% | −26,038−1.7% | Reduced |
| ValueAct Holdings, L.P.SuperinvestorValueAct Capital | 1,472,142 | $237.7M | 3.38% | +264,200+21.9% | Added |
| State Street Corp | 1,244,366 | $200.9M | 0.01% | −6,638−0.5% | Reduced |
| Baker Avenue Asset Management, LP | 941,123 | $152.0M | 3.50% | −149,806−13.7% | Reduced |
| Dimensional Fund Advisors LP | 878,270 | $141.8M | 0.03% | +31,744+3.7% | Added |
| Quantinno Capital Management LP | 853,750 | $137.9M | 0.28% | +275,993+47.8% | Added |
| Conestoga Capital Advisors, LLC | 849,350 | $137.1M | 2.31% | −33,011−3.7% | Reduced |
| Geode Capital Management, LLC | 765,322 | $123.6M | 0.01% | +6,869+0.9% | Added |
| JPMorgan Chase & Co | 749,648 | $121.0M | 0.01% | −61,292−7.6% | Reduced |
| Neuberger Berman Group LLC | 743,163 | $120.0M | 0.09% | −80,566−9.8% | Reduced |
| Bank of Montreal | 678,490 | $109.6M | 0.04% | +672,402+11,044.7% | Added |
| Capital International Investors | 663,195 | $107.1M | 0.02% | +320,870+93.7% | Added |
| Northern Trust Corp | 566,138 | $91.4M | 0.01% | +10,927+2.0% | Added |
| First Trust Advisors LP | 547,603 | $88.4M | 0.06% | +6,454+1.2% | Added |
| Norges Bank | 527,280 | $85.1M | 0.01% | +527,280 | New |
| Maren Capital LLC | 511,756 | $82.6M | 4.44% | +88,667+21.0% | Added |
| Goldman Sachs Group Inc | 494,394 | $79.8M | 0.01% | +179,332+56.9% | Added |
| Charles Schwab Investment Management Inc | 485,766 | $78.4M | 0.01% | −589−0.1% | Reduced |
| Fiduciary Management Inc | 455,195 | $73.5M | 0.81% | −562,371−55.3% | Reduced |
| Wells Fargo & Company | 411,643 | $66.5M | 0.01% | −20,651−4.8% | Reduced |
| Port Capital LLC | 408,705 | $66.0M | 2.85% | +2,495+0.6% | Added |
| Victory Capital Management Inc | 397,947 | $64.3M | 0.04% | +391,665+6,234.7% | Added |
| Raymond James Financial Inc | 370,547 | $60.2M | 0.02% | −17,834−4.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 324,491 | $53.5M | 0.09% | −6,456−2.0% | Reduced |
| Brown Advisory Inc | 327,606 | $52.9M | 0.07% | +131,381+67.0% | Added |
| Champlain Investment Partners, LLC | 315,990 | $51.0M | 0.52% | −131,324−29.4% | Reduced |
| Snyder Capital Management L P | 300,565 | $48.5M | 0.90% | +77,319+34.6% | Added |
| Bank of New York Mellon Corp | 291,490 | $47.1M | 0.01% | −28,125−8.8% | Reduced |
| Royce & Associates LP | 291,046 | $47.0M | 0.48% | +30,418+11.7% | Added |
| Bank of America Corp | 280,042 | $45.2M | 0.00% | −25,623−8.4% | Reduced |
| Ameriprise Financial Inc | 273,864 | $44.2M | 0.01% | −64,037−19.0% | Reduced |
| Price T Rowe Associates Inc | 267,445 | $43.2M | 0.00% | −125,937−32.0% | Reduced |
| Disciplined Growth Investors Inc | 260,230 | $42.0M | 0.80% | +4,193+1.6% | Added |
| Federated Hermes, Inc. | 256,755 | $41.5M | 0.07% | −53,272−17.2% | Reduced |
| Riverbridge Partners LLC | 224,136 | $36.2M | 0.68% | −37,841−14.4% | Reduced |
| GW&K Investment Management, LLC | 219,270 | $35.4M | 0.31% | −12,217−5.3% | Reduced |
| Manufacturers Life Insurance Company, The | 203,355 | $32.8M | 0.03% | −6,480−3.1% | Reduced |
| Royal Bank of Canada | 196,303 | $31.7M | 0.01% | −25,601−11.5% | Reduced |
| State Farm Mutual Automobile Insurance Co | 181,873 | $29.4M | 0.02% | 00.0% | Unchanged |
| Bessemer Group Inc | 177,814 | $28.7M | 0.04% | +13,595+8.3% | Added |
| Capital World Investors | 172,813 | $27.9M | 0.00% | 00.0% | Unchanged |
| Schroder Investment Management Group | 157,968 | $26.0M | 0.02% | +7,435+4.9% | Added |
| Select Equity Group, L.P. | 159,549 | $25.8M | 0.12% | +159,549 | New |
| Massachusetts Financial Services Co | 158,595 | $25.6M | 0.01% | +156,820+8,834.9% | Added |
| AQR Capital Management LLC | 158,280 | $25.6M | 0.01% | +125,584+384.1% | Added |
| Ranger Investment Management, L.P. | 156,106 | $25.2M | 1.73% | +43,386+38.5% | Added |
| Segall Bryant & Hamill, LLC | 154,525 | $25.0M | 0.34% | +10,383+7.2% | Added |
| SEI Investments Co | 154,278 | $24.9M | 0.02% | +19,739+14.7% | Added |
| Adage Capital Partners GP, L.L.C. | 150,000 | $24.2M | 0.04% | −25,000−14.3% | Reduced |
| River Road Asset Management, LLC | 138,126 | $22.3M | 0.24% | +64,476+87.5% | Added |
| Cooke & Bieler LP | 129,685 | $20.9M | 0.22% | +56,769+77.9% | Added |
| T. Rowe Price Investment Management, Inc. | 129,328 | $20.9M | 0.01% | −56,325−30.3% | Reduced |
| Envestnet Asset Management Inc | 127,101 | $20.5M | 0.01% | −24,136−16.0% | Reduced |
| Comerica Bank | 123,375 | $19.9M | 0.08% | +21,889+21.6% | Added |
| Rhumbline Advisers | 108,205 | $17.5M | 0.01% | −3,070−2.8% | Reduced |
| Cornerstone Capital, Inc. | 105,709 | $17.1M | 1.68% | +1,455+1.4% | Added |
| D. E. Shaw & Co., Inc. | 100,741 | $16.3M | 0.01% | −17,127−14.5% | Reduced |
| Clearbridge Investments, LLC | 93,625 | $15.1M | 0.01% | +93,625 | New |
| Whittier Trust Co | 88,652 | $15.1M | 0.16% | −112−0.1% | Reduced |
| Ariel Investments, LLC | 91,389 | $14.8M | 0.16% | −1,461−1.6% | Reduced |
| Principal Financial Group Inc | 89,220 | $14.4M | 0.01% | −3,209−3.5% | Reduced |
| UBS Asset Management Americas Inc | 87,828 | $14.2M | 0.00% | −10,195−10.4% | Reduced |
| Swiss National Bank | 82,100 | $13.3M | 0.01% | +1,000+1.2% | Added |
| North Berkeley Wealth Management, LLC | 79,590 | $12.9M | 7.58% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 78,115 | $12.6M | 0.27% | +13,071+20.1% | Added |
| Nuveen, LLC | 75,440 | $12.2M | 0.00% | −1,487−1.9% | Reduced |
| Man Group plc | 75,154 | $12.1M | 0.02% | +22,203+41.9% | Added |
| California Public Employees Retirement System | 73,924 | $11.9M | 0.01% | −132−0.2% | Reduced |
| Voloridge Investment Management, LLC | 73,072 | $11.8M | 0.04% | +31,868+77.3% | Added |
| DF Dent & Co Inc | 71,952 | $11.6M | 0.17% | −1,042−1.4% | Reduced |
| Invesco Ltd. | 70,957 | $11.5M | 0.00% | −174−0.2% | Reduced |
| Jane Street Group, LLC | 66,254 | $10.7M | 0.01% | +19,388+41.4% | Added |
| Regions Financial Corp | 64,391 | $10.4M | 0.07% | −1,469−2.2% | Reduced |
| State of Wisconsin Investment Board | 63,242 | $10.2M | 0.02% | +3,691+6.2% | Added |
| SG Americas Securities, LLC | 62,364 | $10.1M | 0.01% | +59,828+2,359.1% | Added |
| Legal & General Group Plc | 62,094 | $10.0M | 0.00% | −15,666−20.1% | Reduced |
| Treasurer of the State of North Carolina | 61,922 | $10.0M | 0.03% | +43,092+228.8% | Added |
| Argent Capital Management LLC | 60,676 | $9.80M | 0.28% | −34,726−36.4% | Reduced |
| Ceredex Value Advisors LLC | 60,500 | $9.77M | 0.29% | +4,000+7.1% | Added |
| New York State Teachers Retirement System | 56,512 | $9.13M | 0.02% | +1,932+3.5% | Added |
| Citigroup Inc | 53,159 | $8.58M | 0.01% | +8,744+19.7% | Added |
| Alliancebernstein L.P. | 52,478 | $8.47M | 0.00% | +790+1.5% | Added |
| Whittier Trust Co of Nevada Inc | 49,062 | $8.35M | 0.17% | +672+1.4% | Added |
| Stifel Financial Corp | 51,682 | $8.35M | 0.01% | −3,003−5.5% | Reduced |
| Callan Family Office, LLC | 51,578 | $8.33M | 0.18% | +3,289+6.8% | Added |
| Barclays PLC | 49,864 | $8.05M | 0.00% | −11,535−18.8% | Reduced |
| Retirement Systems of Alabama | 49,758 | $8.03M | 0.03% | −560−1.1% | Reduced |
| StonePine Asset Management Inc. | 49,610 | $8.01M | 0.05% | −7,200−12.7% | Reduced |
| DekaBank Deutsche Girozentrale | 39,391 | $7.54M | 0.01% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 46,130 | $7.45M | 0.08% | −3,429−6.9% | Reduced |
| RSM US Wealth Management LLC | 43,503 | $7.17M | 0.09% | +163+0.4% | Added |
| EULAV Asset Management | 44,200 | $7.14M | 0.19% | +11,200+33.9% | Added |
| Robeco Schweiz AG | 44,000 | $7.10M | 0.16% | 00.0% | Unchanged |
| UBS Group AG | 43,911 | $7.09M | 0.00% | −5,200−10.6% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 43,435 | $7.01M | 0.02% | −30,483−41.2% | Reduced |
| Castleark Management LLC | 40,432 | $6.53M | 0.19% | +1,320+3.4% | Added |