X0202 SCHEDULE 13D/A 0000950142-25-003083 0001142244 XXXXXXXX LIVE 29 Trust Shares (beneficial interest in Special Voting Share) 05/07/2026 false 0001125259 143658300 CARNIVAL PLC

3655 NW 87TH AVE PO BOX 1347 MIAMI FL 33178

Enrique Miguez, Esq. 305-599-2600 Carnival Corporation 3655 N.W. 87th Avenue Miami FL 33178-2428 Y MA 1994 B SHARES LP b OO N DE 0.00 0.00 0.00 0.00 0.00 N 0.00 PN This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. Y MA 1994 B SHARES, INC. b OO N DE 0.00 0.00 0.00 0.00 0.00 N 0.00 CO This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. 0001142244 N ARISON MICKY MEIR b OO N X1 0.00 0.00 0.00 0.00 0.00 N 0.00 IN This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. Y RICHARD L. KOHAN b OO N X1 0.00 0.00 0.00 0.00 0.00 N 0.00 IN This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. Y KLR, LLC b OO N DE 0.00 0.00 0.00 0.00 0.00 N 0.00 OO This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. Y NICKEL 2015-94B TRUST b OO N DE 0.00 0.00 0.00 0.00 0.00 N 0.00 OO This Amendment 29 to Schedule 13D relates to both the trust shares (CUSIP 143658 30 0) of beneficial interests in the P&O Princess Voting Trust (the "Trust"), and the Special Voting Share (CUSIP G7214F 12 2) held by the Trust. Trust Shares (beneficial interest in Special Voting Share) CARNIVAL PLC 3655 NW 87TH AVE PO BOX 1347 MIAMI FL 33178 The Schedule 13D relating to Carnival plc is being filed by MA 1994 B Shares, L.P. ("B Shares, L.P."), MA 1994 B Shares, Inc. ("B Shares, Inc."), Micky Arison, Richard L. Kohan, KLR, LLC, and Nickel 2015-94 B Trust (collectively, the Reporting Persons). This Amendment No. 29 is being filed to reflect the completion by Carnival Corporation and Carnival plc of their previously announced DLC Unification and Redomiciliation Transactions (the "DLC Unification and Redomiciliation") on May 7, 2026, pursuant to which Carnival plc became a wholly-owned subsidiary of Carnival Corporation Ltd. In connection with the consummation of the DLC Unification and Redomiciliation, the Trust Shares beneficially owned by the Reporting Persons were surrendered to Carnival plc for no consideration, and then canceled. This is an exit filing by the Reporting Persons with respect to the Trust Shares of beneficial interests in the P&O Princess Voting Trust and the Special Voting Share held by the Trust. The Reporting Person(s) did not dispose of any Carnival Corporation securities in connection with the DLC Unification and Redomiciliation. The Schedule 13D is hereby amended as follows: Item 1. Security and Issuer No material change. On May 7, 2026, Carnival Corporation and Carnival plc completed the previously announced DLC Unification and Redomiciliation, pursuant to which Carnival plc became a wholly-owned subsidiary of Carnival Corporation Ltd. In connection with the consummation of the DLC Unification and Redomiciliation, the Trust Shares beneficially owned by the Reporting Person were surrendered to Carnival plc for no consideration, and then canceled. The Reporting Person(s) did not dispose of any Carnival Corporation securities in connection with the DLC Unification and Redomiciliation. As of May 7, 2026, the Reporting Persons no longer beneficially own any Trust Shares of beneficial interests in the P&O Princess Voting Trust or corresponding interests in the Special Voting Share previously held by the Trust. The Reporting Person(s) did not dispose of any Carnival Corporation securities in connection with the DLC Unification and Redomiciliation. See Item 5(a). See Item 3. See Item 5(a). See Item 5(a). The following exhibits have been filed with this Schedule 13D/A. Exhibit 56 Joint Filing Agreement, dated as of May 7, 2026, among MA 1994 B Shares, L.P., MA 1994 B Shares, Inc., Micky Arison, Richard L. Kohan, Nickel 2015-94 B Trust, and KLR, LLC. MA 1994 B SHARES LP /s/ Richard L. Kohan 05/07/2026 MA 1994 B SHARES, INC. /s/ Richard L. Kohan 05/07/2026 ARISON MICKY MEIR /s/ Richard L. Kohan 05/07/2026 RICHARD L. KOHAN /s/ Richard L. Kohan 05/07/2026 KLR, LLC /s/ Richard L. Kohan 05/07/2026 NICKEL 2015-94B TRUST /s/ Richard L. Kohan 05/07/2026