SW

Smurfit Westrock plc

NYSEIndustrialsPaperboard Containers & Boxes

Insider activity for last month from 08/14 to 09/14. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Latest filingSep 14, 2026Most recent Form 4
Total buying$00 buys
Total selling$00 sells
Net open-market+$017 insiders
Open-market mix
Buy vs sell distribution by transaction count
0 transactions

Insider activity report

Monthly open-market purchase and sale counts
Buys Sells
530-3-5transactionsAugSep

Transaction codes

By Form 4 transaction code in selected period
30transactions
  • A · Grants / awards · dominant30 · 100%

Activity by reported role

A joint filing can contribute to multiple roles
30transactions
  • SR · dominant11 · 37%
  • Director10 · 33%
  • CAO3 · 10%
  • PRES3 · 10%
  • EVC2 · 7%
  • EVGC1 · 3%

Distinct insiders active

Reporting-owner CIKs by month · peak Sep 2026 (17)
Aug 2026Sep 2026
24distinct insiders in 2 months

Reported Holdings After

Separated by insider, security, and ownership type
Sellier LaurentOrdinary Shares · Direct
139.0k138.9kAug 14, 2026 · 138,875 shares owned afterSep 10, 2026 · 139,015 shares owned afterAug 14, 2026Sep 10, 2026
139,015Sep 10, 2026
Garren BenOrdinary Shares · Direct
15.0k14.9kAug 14, 2026 · 14,940 shares owned afterSep 10, 2026 · 14,996 shares owned afterAug 14, 2026Sep 10, 2026
14,996Sep 10, 2026
Henao AlvaroOrdinary Shares · Direct
72.9k72.8kAug 14, 2026 · 72,836 shares owned afterSep 10, 2026 · 72,871 shares owned afterAug 14, 2026Sep 10, 2026
72,871Sep 10, 2026
Mayer SaverioOrdinary Shares · Direct
241.7k241.6kAug 14, 2026 · 241,565 shares owned afterSep 10, 2026 · 241,684 shares owned afterAug 14, 2026Sep 10, 2026
241,684Sep 10, 2026
Page IreneOrdinary Shares · Direct
62.8k62.8kAug 14, 2026 · 62,764 shares owned afterSep 10, 2026 · 62,787 shares owned afterAug 14, 2026Sep 10, 2026
62,787Sep 10, 2026
Smurfit Anthony P JOrdinary Shares · Direct
1.7M1.7MAug 14, 2026 · 1,728,508 shares owned afterSep 10, 2026 · 1,728,994 shares owned afterAug 14, 2026Sep 10, 2026
1,728,994Sep 10, 2026
Bowles KenOrdinary Shares · Direct
174.5k174.3kAug 14, 2026 · 174,347 shares owned afterSep 10, 2026 · 174,487 shares owned afterAug 14, 2026Sep 10, 2026
174,487Sep 10, 2026
Rasmussen Jorgen BuhlOrdinary Shares · Direct
14.8k14.8kSep 10, 2026 · 14,790 shares owned afterSep 10, 2026Sep 10, 2026
14,790Sep 10, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells red
0 active days
Aug 14Sep 14
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Filing detail checks

Secondary metrics for the selected period
Largest buy-
Largest sale-
10b5-1 detected0
Amended rows0

Filing-only signals

Deterministic matches in the selected period

SW transaction history

Filters apply within this company and selected period by default
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Latest insider transactions

Form 4 filings from last month. Click any column to sort; click it again to flip the order.

Newest company filings
IDTickerInsiderRoleTypeSharesValueCodeFiledTrans date

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Smurfit Westrock plc Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at Smurfit Westrock plc?

SMURFIT ANTHONY P J, Page Irene, Mayer Saverio, Henao Alvaro, Sellier Laurent, Garren Ben, Bowles Ken, Fairweather Carol, FergusonMchugh MaryLynn, WILSON ALAN D, Finan Irial, Hietala Kaisa.

When was the latest reported open-market purchase?

No code-P purchase is available for this period.

When was the latest reported open-market sale?

No code-S sale is available for this period.

What is the recent purchase and sale balance?

No code-P purchases or code-S sales were reported in the selected period.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.