Director/PDMR Shareholding

Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Irial Finan 2 Reason for the notification a) Position/status Chair/Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 3,613 2. Nil 6,974 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 6,949 3,613 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Colleen F. Arnold 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Timothy J. Bernlohr 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Terrell K. Crews 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Suzan F. Harrison 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Alan D. Wilson 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Jørgen Buhl Rasmussen 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Mary Lynn Ferguson-McHugh 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Lourdes Melgar 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Kaisa Hietala 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Carol Fairweather 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 Notification of Transactions by Persons Discharging Managerial Responsibilities and persons closely associated with them 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Carole L. Brown 2 Reason for the notification a) Position/status Non-executive Director b) Initial notification /Amendment Initial Notification 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Smurfit Westrock plc b) LEI 635400EGSEOPDW2EXS14 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, type of instrument Ordinary Shares of $0.001 each Identification code IE00028FXN24 b) Nature of the transaction 1. Vesting of the annual 2025 RSU Conditional Award granted under the Smurfit Westrock 2024 Long-Term Incentive Plan settled on a net settlement basis 2. Grant of the 2026 RSU Conditional Award under the Smurfit Westrock 2024 Long-Term Incentive Plan c) Price(s) and volume(s) Price(s) Volume(s) 1. Nil 2,299 2. Nil 4,438 d) Aggregated information N/A - Aggregated volume - Price e) Date of the transaction 01 May 2026 f) Place of the transaction N/A (Outside a trading venue) g) Additional Information 1. Shares are being delivered on a net settlement basis Total Shares Vested Net Shares delivered to PDMR (after giving effect to withholding tax obligations) 4,422 2,299 Net settlement price was $38.39 This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact [email protected] or visit www.rns.com. RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy. END