Who owns Simpson Manufacturing Co., Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of SSD from SEC Form 13F filings across 485 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 485 institutions disclosed 41.0M shares of Simpson Manufacturing Co., Inc. worth $8.58B — about 100.1% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
485
13F holders
$8.58B
value, 2026 filers
100.1%
of shares outstanding (41.0M sh)
79
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of SSD's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 4.1M | $862.1M | 0.0% | 10.1% | +2.1% |
| 2 | FMR LLC | 3.7M | $768.2M | 0.0% | 9% | +38.7% |
| 3 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 3.6M | $747.0M | 2.3% | 8.7% | -8.2% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.9M | $402.9M | 0.0% | 4.7% | -0.2% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 1.9M | $388.3M | 0.0% | 4.5% | -0.5% |
| 6 | STATE STREET CORP | 1.3M | $273.9M | 0.0% | 3.2% | +2.9% |
| 7 | MORGAN STANLEY | 1.2M | $251.5M | 0.0% | 2.9% | -7.4% |
| 8 | Baker Avenue Asset Management, LP | 914,514 | $191.5M | 3.6% | 2.2% | 0.0% |
| 9 | DIMENSIONAL FUND ADVISORS LP | 887,760 | $185.9M | 0.0% | 2.2% | +2.0% |
| 10 | Quantinno Capital Management LP | 862,031 | $180.5M | 0.2% | 2.1% | +0.5% |
| 11 | ValueAct Holdings, L.P. | 830,642 | $173.9M | 3.1% | 2% | -40.6% |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 783,269 | $164.0M | 0.0% | 1.9% | -0.6% |
| 13 | Capital International Investors | 648,641 | $135.8M | 0.0% | 1.6% | -2.2% |
| 14 | BANK OF MONTREAL /CAN/ | 642,267 | $134.5M | 0.0% | 1.6% | -0.9% |
| 15 | NEUBERGER BERMAN GROUP LLC | 606,113 | $126.9M | 0.1% | 1.5% | -20.3% |
| 16 | NORTHERN TRUST CORP | 600,268 | $125.7M | 0.0% | 1.5% | +3.3% |
| 17 | FIRST TRUST ADVISORS LP | 583,523 | $122.2M | 0.1% | 1.4% | +0.2% |
| 18 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 542,592 | $115.9M | 0.0% | 1.3% | +212.3% |
| 19 | JPMORGAN CHASE & CO | 525,383 | $110.3M | 0.0% | 1.3% | -7.5% |
| 20 | Maren Capital LLC | 513,029 | $107.4M | 5.0% | 1.3% | +0.5% |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 502,362 | $105.2M | 0.0% | 1.2% | -0.9% |
| 22 | GOLDMAN SACHS GROUP INC | 451,848 | $94.6M | 0.0% | 1.1% | +9.1% |
| 23 | VICTORY CAPITAL MANAGEMENT INC | 442,833 | $92.7M | 0.1% | 1.1% | +4.5% |
| 24 | NORGES BANKNEW | 434,349 | $90.9M | 0.0% | 1.1% | new |
| 25 | FIDUCIARY MANAGEMENT INC /WI/ | 404,809 | $84.7M | 1.2% | 1% | -6.8% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.