Latest Period
Q1 2026
Security Snapshot
Simpson Manufacturing Co., Inc. - Common Stock (SSD) Institutional Ownership
CUSIP: 829073105
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
459
Shares (Excl. Options)
40,911,413
Price
$171.62
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- Security type / class
- Equity / Common Stock
- Symbol
- SSD on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 40,911,413
- Total 13F value
- $7,015,458,994
- Portfolio coverage rank
- 0.01%
- Share change
- -962,771
- Value change
- -$158,023,180
- Number of holders
- 459
- Shares outstanding
- 41,252,042
- SEC-reported price per share
- $191.21
- Insider filing price
- $191.21
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- SSD - Simpson Manufacturing Co., Inc. - Common Stock is tracked under CUSIP 829073105.
- 459 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 438 to 459 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $6,780,593,607 to $7,015,458,994.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 459 institutions filings for Q1 2026.
Security key
829073105
Latest holder period
Q1 2026
13F holders
459
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
SSD full holder history
Simpson Manufacturing Co., Inc. SEC filings
Simpson Manufacturing Co., Inc. company facts
Simpson Manufacturing Co., Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 829073105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
SSD
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 9.7% | $719,368,934 | 4,017,923 | Kayne Anderson Rudnick Investment Management, LLC | 31 Dec 2025 | |||
| FMR LLC | 6.4% | +26% | $505,655,484 | +$101,706,152 | 2,646,303 | +25% | FMR LLC | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5.3% | $416,981,082 | 2,182,233 | Vanguard Capital Management | 31 Mar 2026 |
As of 31 Mar 2026, 459 institutional investors reported holding 40,911,413 shares of Simpson Manufacturing Co., Inc. - Common Stock (SSD). This represents 99% of the company’s total 41,252,042 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
70%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 9.8% | 4,031,756 | +0.63% | 0.01% | $691,929,947 |
| KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 9.4% | 3,885,449 | -3.3% | 2% | $666,820,771 |
| FMR LLC | 6.4% | 2,646,302 | +24% | 0.02% | $454,158,436 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.7% | 1,927,556 | 0% | 0.02% | $330,807,161 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5% | 1,864,047 | 0% | 0.01% | $319,907,746 |
| ValueAct Holdings, L.P. | 3.4% | 1,398,042 | -5% | 4.2% | $239,931,968 |
| MORGAN STANLEY | 3.1% | 1,297,261 | -14% | 0.01% | $222,636,250 |
| STATE STREET CORP | 3.1% | 1,271,188 | +2.2% | 0.01% | $218,161,285 |
| Baker Avenue Asset Management, LP | 2.2% | 914,702 | -2.8% | 3.6% | $156,981,157 |
| DIMENSIONAL FUND ADVISORS LP | 2.1% | 870,425 | -0.89% | 0.03% | $149,369,726 |
| Quantinno Capital Management LP | 2.1% | 857,918 | +0.49% | 0.25% | $147,235,926 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.9% | 787,667 | +2.9% | 0.01% | $135,210,647 |
| NEUBERGER BERMAN GROUP LLC | 1.8% | 760,096 | +2.3% | 0.1% | $130,447,737 |
| Capital International Investors | 1.6% | 663,195 | 0% | 0.03% | $113,817,526 |
| BANK OF MONTREAL /CAN/ | 1.6% | 648,001 | -4.5% | 0.05% | $111,209,933 |
| Conestoga Capital Advisors, LLC | 1.5% | 605,281 | -29% | 2.1% | $103,878,373 |
| FIRST TRUST ADVISORS LP | 1.4% | 582,201 | +6.3% | 0.07% | $99,917,209 |
| NORTHERN TRUST CORP | 1.4% | 580,976 | +2.6% | 0.01% | $99,707,101 |
| JPMORGAN CHASE & CO | 1.4% | 568,213 | -24% | 0.01% | $94,988,167 |
| Maren Capital LLC | 1.2% | 510,390 | -0.27% | 4.6% | $87,593,146 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2% | 506,695 | +4.3% | 0.01% | $86,958,996 |
| FIDUCIARY MANAGEMENT INC /WI/ | 1.1% | 434,209 | -4.6% | 0.92% | $74,518,949 |
| VICTORY CAPITAL MANAGEMENT INC | 1% | 423,666 | +6.5% | 0.05% | $72,709,559 |
| GOLDMAN SACHS GROUP INC | 1% | 414,207 | -16% | 0.01% | $71,086,226 |
| Port Capital LLC | 0.99% | 408,069 | -0.16% | 3.1% | $70,032,802 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 40,911,413 | $7,015,458,994 | -$158,023,180 | $171.62 | 459 |
| 2025 Q4 | 41,959,861 | $6,780,593,607 | +$212,221,443 | $161.47 | 438 |
| 2025 Q3 | 41,284,725 | $6,930,706,702 | -$241,577,365 | $167.46 | 432 |
| 2025 Q2 | 42,810,905 | $6,651,811,372 | +$246,718,207 | $155.31 | 430 |
| 2025 Q1 | 41,238,352 | $6,476,947,901 | -$33,488,087 | $157.08 | 425 |
| 2024 Q4 | 41,408,097 | $6,866,232,828 | +$91,600,672 | $165.83 | 421 |
| 2024 Q3 | 40,747,642 | $7,792,963,057 | -$109,621,723 | $191.27 | 411 |
| 2024 Q2 | 41,307,907 | $6,961,031,761 | +$205,114,474 | $168.53 | 394 |
| 2024 Q1 | 39,977,552 | $8,200,745,344 | +$96,924,824 | $205.18 | 389 |
| 2023 Q4 | 39,698,440 | $7,863,745,487 | +$217,900,632 | $197.98 | 380 |
| 2023 Q3 | 38,643,089 | $5,789,261,801 | +$40,317,636 | $149.81 | 359 |
| 2023 Q2 | 38,206,446 | $5,291,784,865 | -$9,993,228 | $138.50 | 322 |
| 2023 Q1 | 38,462,981 | $4,216,988,730 | +$43,811,801 | $109.64 | 318 |
| 2022 Q4 | 38,328,681 | $3,400,198,899 | +$22,491,734 | $88.66 | 302 |
| 2022 Q3 | 38,512,724 | $3,019,444,317 | -$61,977,418 | $78.40 | 289 |
| 2022 Q2 | 38,875,620 | $3,911,618,901 | +$29,491,412 | $100.61 | 297 |
| 2022 Q1 | 38,700,097 | $4,222,856,742 | -$108,198,200 | $109.04 | 305 |
| 2021 Q4 | 39,622,070 | $5,506,706,681 | +$43,512,229 | $139.07 | 295 |
| 2021 Q3 | 38,674,935 | $4,137,999,438 | +$19,849,488 | $106.97 | 288 |
| 2021 Q2 | 38,480,004 | $4,249,586,442 | +$4,758,045 | $110.44 | 286 |
| 2021 Q1 | 38,443,385 | $3,988,463,365 | +$15,288,947 | $103.73 | 298 |
| 2020 Q4 | 38,391,556 | $3,588,351,290 | -$84,180,325 | $93.45 | 294 |
| 2020 Q3 | 39,329,977 | $3,818,494,836 | +$21,877,929 | $97.16 | 272 |
| 2020 Q2 | 39,104,112 | $3,298,988,865 | -$98,759,908 | $84.36 | 266 |
| 2020 Q1 | 41,045,047 | $2,543,911,995 | +$50,020,176 | $61.98 | 257 |