Security record · archived quarter
SSD
Simpson Manufacturing Co., Inc. · Basic Materials · Construction Materials
123Tracked holders
-1Δ holders
30.52MShares held
$5.23BReported value
+7New positions
−9Exits
Momentum inputs (comparable managers):
holder breadth -0.8% ·
share flow -0.5% ·
net new positions -1.6%
— formula
Broad distribution — falling shares and fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 121 | 0 | 31.38M | $6.57B | +7 | −6 |
| Q1 2026 | 123 | -1 | 30.52M | $5.23B | +7 | −9 |
| Q4 2025 | 123 | -2 | 33.11M | $5.35B | +2 | −3 |
| Q3 2025 | 23 | -1 | 18.08M | $3.03B | — | −2 |
| Q2 2025 | 22 | +3 | 14.80M | $2.30B | +3 | — |
| Q1 2025 | 16 | +1 | 3.65M | $573.32M | +2 | −1 |
| Q4 2024 | 15 | +2 | 3.49M | $579.24M | +2 | — |
| Q3 2024 | 12 | -2 | 2.21M | $423.26M | +1 | −3 |
| Q2 2024 | 14 | — | 2.30M | $387.23M | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 2 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 3 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 4 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 5 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 4.03M | +0.6% | $691.93M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 18 | Kayne Anderson Rudnick Investment… | 3.89M | -3.3% | $666.82M | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 19 | Kayne Anderson Rudnick Investment… | 3.89M | -3.3% | $666.82M | 2.0% | ▼ Trim | 2 | SEC ↗ |
| 20 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 23 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 24 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 25 | Fidelity (FMR) ✦ | 2.65M | +23.5% | $454.16M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 26 | Vanguard Capital Management Llc | 1.86M | — | $319.91M | 0.0% | n/c | 1 | SEC ↗ |
| 27 | ValueAct Capital ✦ | 1.40M | -5.0% | $239.93M | 4.2% | ▼ Trim | 4 | SEC ↗ |
| 28 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 29 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 30 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 31 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 32 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 33 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 34 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 35 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 36 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 37 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 38 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 39 | Morgan Stanley ✦ | 1.30M | -13.8% | $222.64M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 40 | State Street Global Advisors ✦ (passive) | 1.27M | +2.2% | $218.16M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 41 | Dimensional Fund Advisors Lp | 870.42K | -0.9% | $149.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 42 | Dimensional Fund Advisors Lp | 870.42K | -0.9% | $149.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 43 | Dimensional Fund Advisors Lp | 870.42K | -0.9% | $149.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 44 | Dimensional Fund Advisors Lp | 870.42K | -0.9% | $149.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 45 | Dimensional Fund Advisors Lp | 870.42K | -0.9% | $149.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 46 | Quantinno Capital Management LP | 857.92K | +0.5% | $147.24M | 0.2% | ▲ Add | 2 | SEC ↗ |
| 47 | Geode Capital Management ✦ (passive) | 787.67K | +2.9% | $135.21M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 48 | Geode Capital Management ✦ (passive) | 787.67K | +2.9% | $135.21M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 49 | Neuberger Berman Group LLC | 760.10K | +2.3% | $130.45M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 50 | Neuberger Berman Group LLC | 760.10K | +2.3% | $130.45M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 51 | Capital International Investors | 663.20K | 0.0% | $113.82M | 0.0% | Held | 2 | SEC ↗ |
| 52 | Bank Of Montreal /Can/ | 648.00K | -4.5% | $111.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 53 | Bank Of Montreal /Can/ | 648.00K | -4.5% | $111.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 54 | Bank Of Montreal /Can/ | 648.00K | -4.5% | $111.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 55 | Bank Of Montreal /Can/ | 648.00K | -4.5% | $111.21M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 56 | First Trust Advisors Lp | 582.20K | +6.3% | $99.92M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 57 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 58 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 59 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 60 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 61 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 62 | Northern Trust Corp | 580.98K | +2.6% | $99.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 63 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 64 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 65 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 66 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 67 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 68 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 69 | JPMorgan Chase ✦ | 568.21K | -24.2% | $94.99M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 70 | Charles Schwab Investment… | 506.69K | +4.3% | $86.96M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 71 | Victory Capital Management Inc | 423.67K | +6.5% | $72.71M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 72 | Goldman Sachs Group ✦ | 414.21K | -16.2% | $71.09M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 73 | Goldman Sachs Group ✦ | 414.21K | -16.2% | $71.09M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 74 | Wells Fargo & Company/Mn | 397.84K | -3.4% | $68.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | Wells Fargo & Company/Mn | 397.84K | -3.4% | $68.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | Wells Fargo & Company/Mn | 397.84K | -3.4% | $68.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | Wells Fargo & Company/Mn | 397.84K | -3.4% | $68.28M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 78 | Raymond James Financial Inc | 324.05K | -12.6% | $55.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 79 | Raymond James Financial Inc | 324.05K | -12.6% | $55.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 80 | Raymond James Financial Inc | 324.05K | -12.6% | $55.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 81 | Raymond James Financial Inc | 324.05K | -12.6% | $55.29M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 82 | Brown Advisory Inc | 303.62K | -7.3% | $52.11M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 83 | Brown Advisory Inc | 303.62K | -7.3% | $52.11M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 84 | Brown Advisory Inc | 303.62K | -7.3% | $52.11M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 85 | Allspring Global Investments… | 304.02K | -6.3% | $52.00M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 86 | Allspring Global Investments… | 304.02K | -6.3% | $52.00M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 87 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 88 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 89 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 90 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 91 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 92 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 93 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 94 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 95 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 96 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 97 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 98 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 99 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 100 | Bank of New York Mellon Corp | 296.61K | +1.8% | $50.90M | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $85.14M | was 0.0% |
| Millennium Management | $3.74M | was 0.0% |
| Renaissance Technologies | $3.39M | was 0.0% |
| Lazard Asset Management Llc | $1.74M | was 0.0% |
| Holocene Advisors, LP | $1.71M | was 0.0% |
| Tudor Investment Corp Et Al | $366,698 | was 0.0% |
| DZ BANK AG Deutsche Zentral… | $322,940 | was 0.0% |
| Danske Bank A/S | $16,147 | was 0.0% |
| Optiver Holding B.V. | $2,422 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 455 holders, 40.19M shares, $6.69B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Aug 13
SC 13G/A — KAYNE ANDERSON RUDNICK INVESTMENT…
Aug 06
SC 13G/A — FMR LLC
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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