Saverio Mayer

CIK: 0002028256

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (4.5%)

Position reduction

Option Exercises (M)4 (18.2%)

Derivative conversions

Awards (A)13 (59.1%)

Compensation grants

Other (G, F, J, C, D, …)4 (18.2%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

Smurfit Westrock plc

Officer

Discretionary Trading P&L

Holdings

Transaction History (22 total)

SW
Smurfit Westrock plc
Sep 10, 2026
Award(A)
Direct
119 shares-
SW
Smurfit Westrock plc
Aug 14, 2026
Award(A)
Direct
195 shares-
SW
Smurfit Westrock plc
Jun 10, 2026
Award(A)
Direct
127 shares-
SW
Smurfit Westrock plc
May 15, 2026
Award(A)
Direct
253 shares-
SW
Smurfit Westrock plc
Mar 19, 2026
Tax Payment(F)
Direct
28 shares at avg. $38.58$1K
SW
Smurfit Westrock plc
Mar 18, 2026
Award(A)
Direct
190 shares-
SW
Smurfit Westrock plc
Mar 12, 2026
Tax Payment(F)
Direct
2.3K shares at avg. $42.20$98K
SW
Smurfit Westrock plc
Mar 11, 2026
Award(A)
Direct
21K shares-
SW
Smurfit Westrock plc
Feb 13, 2026
Exercise(M)
Direct
44.5K shares-
SW
Smurfit Westrock plc
Feb 13, 2026
Exercise(M)
Direct
12.3K shares-
SW
Smurfit Westrock plc
Feb 13, 2026
Tax Payment(F)
Direct
24.4K shares at avg. $51.42$1.3M
SW
Smurfit Westrock plc
Dec 18, 2025
Award(A)
Direct
179 shares-
SW
Smurfit Westrock plc
Sep 18, 2025
Award(A)
Direct
155 shares-
SW
Smurfit Westrock plc
Jun 18, 2025
Award(A)
Direct
160 shares-
SW
Smurfit Westrock plc
Mar 18, 2025
Award(A)
Restricted Stock Units (PSP)
Direct
745 shares-
SW
Smurfit Westrock plc
Mar 11, 2025
Award(A)
Direct
15.8K shares-
SW
Smurfit Westrock plc
Feb 14, 2025
Exercise(M)
Direct
9.5K shares-
SW
Smurfit Westrock plc
Feb 14, 2025
Exercise(M)
Direct
31.5K shares-
SW
Smurfit Westrock plc
Feb 14, 2025
Tax Payment(F)
Direct
17.4K shares at avg. $54.65$951K
SW
Smurfit Westrock plc
Dec 18, 2024
Award(A)
Restricted Stock Units (PSP)
Direct
636 shares-
SW
Smurfit Westrock plc
Dec 2, 2024
Sale(S)
Direct
25K shares at avg. $54.84$1.4M
SW
Smurfit Westrock plc
Sep 18, 2024
Award(A)
Restricted Stock Units (PSP)
Direct
683 shares-

		Type	Shares	Price		Ownership
Sep 10, 2026	SW Smurfit Westrock plc	Award(A)	119	-	$0	Direct
Aug 14, 2026	SW Smurfit Westrock plc	Award(A)	195	-	$0	Direct
Jun 10, 2026	SW Smurfit Westrock plc	Award(A)	127	-	$0	Direct
May 15, 2026	SW Smurfit Westrock plc	Award(A)	253	-	$0	Direct
Mar 19, 2026	SW Smurfit Westrock plc	Tax Payment(F)	28	$38.58	$1,080	Direct
Mar 18, 2026	SW Smurfit Westrock plc	Award(A)	190	-	$0	Direct
Mar 12, 2026	SW Smurfit Westrock plc	Tax Payment(F)	2,333	$42.20	$98,453	Direct
Mar 11, 2026	SW Smurfit Westrock plc	Award(A)	21,031	-	$0	Direct
Feb 13, 2026	SW Smurfit Westrock plc	Exercise(M)	44,539	-	$0	Direct
Feb 13, 2026	SW Smurfit Westrock plc	Exercise(M)	12,288	-	$0	Direct
Feb 13, 2026	SW Smurfit Westrock plc	Tax Payment(F)	24,436	$51.42	$1,256,499	Direct
Dec 18, 2025	SW Smurfit Westrock plc	Award(A)	179	-	-	Direct
Sep 18, 2025	SW Smurfit Westrock plc	Award(A)	155	-	-	Direct
Jun 18, 2025	SW Smurfit Westrock plc	Award(A)	160	-	-	Direct
Mar 18, 2025	SW Smurfit Westrock plc	Award(A) Restricted Stock Units (PSP)	745	-	-	Direct
Mar 11, 2025	SW Smurfit Westrock plc	Award(A)	15,783	-	-	Direct
Feb 14, 2025	SW Smurfit Westrock plc	Exercise(M)	9,462	-	-	Direct
Feb 14, 2025	SW Smurfit Westrock plc	Exercise(M)	31,484	-	-	Direct
Feb 14, 2025	SW Smurfit Westrock plc	Tax Payment(F)	17,395	$54.65	$950,637	Direct
Dec 18, 2024	SW Smurfit Westrock plc	Award(A) Restricted Stock Units (PSP)	636	-	-	Direct
Dec 2, 2024	SW Smurfit Westrock plc	Sale(S)	25,000	$54.84	$1,371,000	Direct
Sep 18, 2024	SW Smurfit Westrock plc	Award(A) Restricted Stock Units (PSP)	683	-	-	Direct

1-22 of 22 transactions

About Mayer Saverio

Mayer Saverio (SEC CIK 0002028256) files insider reports with the SEC as Officer of Smurfit Westrock plc (SW).

Signal8 holds 16 ownership filings by Mayer Saverio, all Form 4s, filed between Sep 20, 2024 and Sep 14, 2026. Those filings report 22 transactions, from Sep 18, 2024 to Sep 10, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Mayer Saverio's filings is in DUBLIN 4.

Recent filings by Mayer Saverio

Sep 10, 2026: Grant or award of SW shares (Form 4, code A).
Aug 14, 2026: Grant or award of SW shares (Form 4, code A).
Jun 10, 2026: Grant or award of SW shares (Form 4, code A).
May 15, 2026: Grant or award of SW shares (Form 4, code A).
Mar 19, 2026: Tax withholding of SW shares (Form 4, code F).

Other insiders filing for Smurfit Westrock plc (SW)

SMURFIT ANTHONY P J, President and CEO
Page Irene, Chief Accounting Officer
Henao Alvaro
Sellier Laurent
Garren Ben
Bowles Ken, Executive VP and CFO

How to read Form 4 transaction codes