Latest Period
Q1 2026
Security Snapshot
Smurfit Westrock plc - Common Stock (SW) Institutional Ownership
CUSIP: G8267P108
13F Institutional Holders and Ownership History from Q3 2024 to Q1 2026
Institutions Reporting
608
Shares (Excl. Options)
476,075,347
Price
$39.85
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- Security type / class
- Equity / Common Stock
- Symbol
- SW on NYSE
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 476,075,347
- Total 13F value
- $18,948,116,358
- Portfolio coverage rank
- 0.01%
- Share change
- +15,244,764
- Value change
- +$628,127,895
- Number of holders
- 608
- Shares outstanding
- 524,374,539
- SEC-reported price per share
- $40.44
- Insider filing price
- $40.44
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
- SW - Smurfit Westrock plc - Common Stock is tracked under CUSIP G8267P108.
- 608 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 592 to 608 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $17,797,897,761 to $18,948,116,358.
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 608 institutions filings for Q1 2026.
Security key
G8267P108
Latest holder period
Q1 2026
13F holders
608
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
SW full holder history
Smurfit Westrock plc SEC filings
Smurfit Westrock plc company facts
Smurfit Westrock plc insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G8267P108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
SW
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | 7.5% | $1,565,134,772 | 39,275,653 | Vanguard Capital Management | 31 Mar 2026 | |||
| Capital Research Global Investors | 6.9% | +32% | $1,541,929,254 | +$360,893,715 | 36,127,677 | +31% | Capital Research Global Investors | 31 Dec 2025 |
| NORGES BANK | 4.7% | $1,040,413,424 | 24,567,023 | Norges Bank | 31 Dec 2024 |
As of 31 Mar 2026, 608 institutional investors reported holding 476,075,347 shares of Smurfit Westrock plc - Common Stock (SW). This represents 91% of the company’s total 524,374,539 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
68%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.5% | 44,804,829 | +1.3% | 0.03% | $1,785,472,456 |
| Capital Research Global Investors | 7.4% | 38,971,751 | +7.9% | 0.24% | $1,553,024,277 |
| VANGUARD CAPITAL MANAGEMENT LLC | 6.5% | 33,960,747 | 0% | 0.03% | $1,353,335,768 |
| STATE STREET CORP | 4.8% | 25,258,844 | +2.5% | 0.03% | $1,006,666,743 |
| Nuveen, LLC | 4.7% | 24,590,686 | +10% | 0.27% | $979,938,847 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.6% | 24,315,691 | 0% | 0.05% | $968,980,286 |
| CAUSEWAY CAPITAL MANAGEMENT LLC | 3% | 15,566,028 | -19% | 7.6% | $620,306,256 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.7% | 14,265,503 | +3.4% | 0.04% | $566,387,482 |
| Orbis Allan Gray Ltd | 2.6% | 13,775,054 | -1.3% | 2.3% | $548,935,902 |
| FRANKLIN RESOURCES INC | 2.5% | 12,932,618 | +89% | 0.13% | $515,725,466 |
| Capital World Investors | 2.4% | 12,472,417 | 0.07% | $497,025,817 | |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 2% | 10,678,423 | +1256% | 0.39% | $425,224,032 |
| Invesco Ltd. | 2% | 10,645,905 | +12% | 0.06% | $424,239,314 |
| FMR LLC | 1.9% | 10,092,067 | -9.3% | 0.02% | $402,194,043 |
| Bank of New York Mellon Corp | 1.7% | 8,823,021 | -2.6% | 0.06% | $351,597,378 |
| AMERIPRISE FINANCIAL INC | 1.6% | 8,593,814 | -0.92% | 0.08% | $342,458,207 |
| DEUTSCHE BANK AG\ | 1.2% | 6,529,550 | -10% | 0.09% | $260,202,568 |
| NORDEA INVESTMENT MANAGEMENT AB | 1.1% | 6,017,633 | +10% | 0.22% | $234,928,392 |
| GOLDMAN SACHS GROUP INC | 1.1% | 5,975,778 | +94% | 0.03% | $238,134,734 |
| MORGAN STANLEY | 1.1% | 5,971,038 | +14% | 0.01% | $237,945,965 |
| BANK OF AMERICA CORP /DE/ | 1% | 5,460,163 | +6.2% | 0.02% | $217,587,478 |
| AQR CAPITAL MANAGEMENT LLC | 0.96% | 5,043,214 | -12% | 0.09% | $198,248,749 |
| DIMENSIONAL FUND ADVISORS LP | 0.92% | 4,848,130 | +3.4% | 0.04% | $193,140,937 |
| NORTHERN TRUST CORP | 0.9% | 4,705,981 | -1.6% | 0.02% | $187,533,344 |
| Legal & General Group Plc | 0.86% | 4,484,439 | -2.3% | 0.04% | $177,899,243 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
7
Latest
Q1 2026
Rows shown
1-7 of 7
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 476,075,347 | $18,948,116,358 | +$628,127,895 | $39.85 | 608 |
| 2025 Q4 | 460,311,899 | $17,797,897,761 | +$237,395,459 | $38.67 | 592 |
| 2025 Q3 | 452,736,021 | $19,240,690,096 | +$80,006,696 | $42.57 | 591 |
| 2025 Q2 | 450,061,811 | $19,426,887,788 | +$1,474,638,160 | $43.15 | 570 |
| 2025 Q1 | 415,667,334 | $18,696,332,305 | -$1,197,130,611 | $45.06 | 588 |
| 2024 Q4 | 433,782,688 | $23,351,300,172 | +$1,156,667,353 | $53.86 | 592 |
| 2024 Q3 | 408,541,786 | $20,172,373,258 | +$18,133,966,247 | $49.42 | 496 |