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Smurfit Westrock plc

SW
Exchange
NYSE
Industry
Paperboard Containers & Boxes
SEC CIK
0002005951

No open-market purchases or sales by Smurfit Westrock plc insiders were filed in the last 90 days; 643 institutions reported holding it in 13F filings for Q2 2026, worth $23.3B in total; Soros Fund Management is the only superinvestor holding it.

13F holders, Q1 2026

Institutional positions in Smurfit Westrock plc as of Mar 31, 2026. 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
617
+31 vs. Q4 2025
Shares held
476.8M
+93.7M (+24.4%) vs. Q4 2025
Total value
$19.0B
+$4.16B (+28.1%) vs. Q4 2025
New holders
102
264 more added
Sold out
71
175 more reduced

10 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SW 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.

Institutional holdersQ1 2026: 617 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 507 institutionsQ4 2024: 604 institutionsQ1 2025: 597 institutionsQ2 2025: 580 institutionsQ3 2025: 602 institutionsQ4 2025: 596 institutionsQ1 2026: 617 institutionsQ2 2026: 643 institutions
Value heldQ1 2026: $19.0B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $20.2BQ4 2024: $23.4BQ1 2025: $19.7BQ2 2025: $19.5BQ3 2025: $19.3BQ4 2025: $17.8BQ1 2026: $19.0BQ2 2026: $23.3B
Institutions holding SW and their total value by quarter
QuarterHoldersValue
Q2 2026643$23.3B
Q1 2026617$19.0B
Q4 2025596$17.8B
Q3 2025602$19.3B
Q2 2025580$19.5B
Q1 2025597$19.7B
Q4 2024604$23.4B
Q3 2024507$20.2B
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Smurfit Westrock plc; share changes are against Q4 2025.

Institutions holding SW in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Walleye Capital LLC2$800.00%+2New
Cassaday & Co Wealth Management LLC3$1200.00%+3New
MidFirst Bank5$1990.00%+5New
Trust Co of Toledo NA6$2390.00%00.0%Unchanged
Wealth Preservation Advisors, LLC6$2390.00%00.0%Unchanged
Dogwood Wealth Management LLC6$2390.00%+6New
CoreCap Advisors, LLC7$2790.00%00.0%Unchanged
Investors Portfolio Services LLC7$2830.00%+7New
Davis Capital Management8$3190.00%+8New
Harbor Investment Advisory, LLC10$3990.00%−30−75.0%Reduced
RWM Asset Management, LLC10$3990.00%+10New
TopTier Wealth Management, LLC10$3990.00%+10New
HFM Investment Advisors, LLC12$4780.00%+5+71.4%Added
Financial Management Professionals, Inc.12$4780.00%+12New
Central Trust Co12$4790.00%00.0%Unchanged
Valued Wealth Advisors LLC13$5190.00%00.0%Unchanged
Vermillion Wealth Management, Inc.14$5580.00%+14New
Activest Wealth Management15$5980.00%+5+50.0%Added
Portus Wealth Advisors, LLC15$5980.00%+15New
Principia Wealth Advisory, LLC17$6770.00%+13+325.0%Added
Quaker Wealth Management, LLC17$6780.00%+7+70.0%Added
Spire Wealth Management19$7570.00%−166−89.7%Reduced
First Command Advisory Services, Inc.19$7570.00%00.0%Unchanged
1015 Capital Partners, LLC20$7970.00%+8+66.7%Added
AdvisorNet Financial, Inc22$8770.00%+22New
Boyd Watterson Asset Management LLC23$9170.00%00.0%Unchanged
Curio Wealth, LLC23$9170.00%+8+53.3%Added
Sunbelt Securities, Inc.23$9170.00%+23New
Silicon Valley Capital Partners24$9680.00%+24New
Kilter Group LLC25$9970.00%00.0%Unchanged
Burk Holdings LLC26$1.04K0.00%+26New
American Capital Advisory, LLC27$1.08K0.00%+14+107.7%Added
Washington Trust Advisors, Inc.27$1.08K0.00%+27New
Groupe la Francaise36$1.23K0.00%00.0%Unchanged
Wall Street Financial Group, Inc.31$1.24K0.00%+31New
Retirement Wealth Solutions LLC31$1.24K0.00%+18+138.5%Added
Clayton Financial Group LLC32$1.28K0.00%00.0%Unchanged
JPL Wealth Management, LLC33$1.32K0.00%+33New
Bogart Wealth, LLC34$1.35K0.00%+34New
DiNuzzo Private Wealth, Inc.36$1.44K0.00%+14+63.6%Added
Bay Harbor Wealth Management, LLC39$1.55K0.00%+21+116.7%Added
Addison Advisors LLC40$1.59K0.00%00.0%Unchanged
Annis Gardner Whiting Capital Advisors, LLC41$1.63K0.00%+21+105.0%Added
Aspect Partners, LLC42$1.67K0.00%+4+10.5%Added
Sunrise Financial Services, LLC42$1.67K0.00%00.0%Unchanged
ZRC Wealth Management, LLC44$1.75K0.00%+26+144.4%Added
Raffa Wealth Management, LLC46$1.83K0.00%+2+4.5%Added
Avion Wealth52$2.00K0.00%+12+30.0%Added
Prestige Wealth Management Group LLC51$2.03K0.00%−6,653−99.2%Reduced
Highline Wealth Partners LLC53$2.11K0.00%+53New
Maseco LLP56$2.20K0.00%00.0%Unchanged
DT Investment Partners, LLC60$2.39K0.00%00.0%Unchanged
Signature Equity Partners, LLC60$2.39K0.00%+7+13.2%Added
Golden State Equity Partners61$2.43K0.00%+61New
Quent Capital, LLC62$2.47K0.00%00.0%Unchanged
Hilton Head Capital Partners, LLC64$2.55K0.00%−2−3.0%Reduced
True Wealth Design, LLC65$2.59K0.00%+6+10.2%Added
Rialto Wealth Management, LLC70$2.79K0.00%+57+438.5%Added
IMA Wealth, Inc.72$2.87K0.00%−672−90.3%Reduced
Ogorek Anthony Joseph84$3.00K0.00%+84New
Atlantic Trust, LLC83$3.31K0.00%+79+1,975.0%Added
Bruce G. Allen Investments, LLC83$3.31K0.00%+83New
MV Capital Management, Inc.85$3.39K0.00%+14+19.7%Added
Cullen/Frost Bankers, Inc.86$3.41K0.00%+1+1.2%Added
Clear Street Markets LLC86$3.43K0.00%−690−88.9%Reduced
North Star Investment Management Corp.86$3.43K0.00%00.0%Unchanged
Cornerstone Planning Group LLC87$3.44K0.00%+50+135.1%Added
Twin Peaks Wealth Advisors, LLC87$3.47K0.00%+87New
Bartlett & Co. Wealth Management LLC94$3.57K0.00%+10+11.9%Added
Nemes Rush Group LLC95$3.79K0.00%+95New
Colonial Trust Co99$3.94K0.00%00.0%Unchanged
Abound Wealth Management101$4.04K0.00%+16+18.8%Added
Private Trust Co NA108$4.30K0.00%+11+11.3%Added
St. Johns Investment Management Company, LLC110$4.38K0.00%00.0%Unchanged
Horizon Financial Services, LLC110$4.38K0.00%+73+197.3%Added
SJS Investment Consulting Inc.113$4.50K0.00%−35−23.6%Reduced
Atlantic Edge Private Wealth Management, LLC113$4.50K0.00%00.0%Unchanged
Key Financial Inc117$4.66K0.00%00.0%Unchanged
E Fund Management (Hong Kong) Co., Ltd.121$4.82K0.00%+121New
Bell Investment Advisors, Inc123$4.90K0.00%+108+720.0%Added
Pin Oak Investment Advisors Inc115$5.00K0.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.133$5.30K0.00%+83+166.0%Added
Clearstead Advisors, LLC135$5.38K0.00%−1,192−89.8%Reduced
JFS Wealth Advisors, LLC137$5.46K0.00%+39+39.8%Added
Key Capital Management, INC141$5.62K0.00%+106+302.9%Added
SBI Securities Co., Ltd.149$5.94K0.00%−55−27.0%Reduced
Delta Asset Management LLC150$5.98K0.00%00.0%Unchanged
Eastern Bank156$6.22K0.00%00.0%Unchanged
Prosperity Bancshares Inc171$6.81K0.01%00.0%Unchanged
WPG Advisers, LLC172$6.85K0.01%−17−9.0%Reduced
Westfuller Advisors, LLC174$6.93K0.00%+2+1.2%Added
GW&K Investment Management, LLC187$7.00K0.00%+26+16.1%Added
Timothy G. Youngquist 2020 Irrevocable Trust183$7.29K0.00%+183New
Atlantic Union Bankshares Corp190$7.57K0.00%00.0%Unchanged
Zions Bancorporation, National Association195$7.77K0.00%−3,246−94.3%Reduced
Kemnay Advisory Services Inc.210$8.37K0.00%+210New
Fortitude Family Office, LLC213$8.49K0.00%+159+294.4%Added
Financial Perspectives, Inc224$8.93K0.00%00.0%Unchanged
Bryn Mawr Trust Co226$9.01K0.00%−538−70.4%Reduced
SHP Wealth Management230$9.17K0.00%−70−23.3%Reduced