Regulation FD Disclosure (Form 8-K)

On August 19, 2025, Carnival Corporation (the "Company") issued a notice of redemption for the remaining outstanding principal amount (approximately $322 million) of its 5.750% senior unsecured notes due 2027 (the "2027 Unsecured Notes") to be redeemed on August 29, 2025 at a redemption price equal to 100.0% of the principal amount of the 2027 Unsecured Notes to be redeemed, plus an applicable "make-whole" premium and accrued and unpaid interest to, but excluding, the redemption date. This current report does not constitute a notice of redemption with respect to the 2027 Unsecured Notes.

The Company is furnishing the information in this Current Report on Form 8-K to comply with Regulation FD. Such information shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, and shall not be deemed to be incorporated by reference into any of the Company's filings under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, whether made before or after the date hereof and regardless of any general incorporation language in such filings, except to the extent expressly set forth by specific reference in such filing.