Amendment: SEC Form SCHEDULE 13D/A filed by Amer Sports Inc.

Item 2(b) of the Schedule 13D is hereby amended and restated as follows: The address of the principal office of Baseball I is 190 Elgin Avenue, George Town, Grand Cayman KY1-9008, Cayman Islands. The address of the principal office of Baseball II is Commerce House, Wickhams Cay 1, P.O. Box 3140, Road Town, Tortola, British Virgin Islands VG1110. The address of the principal office of FountainVest GP is the offices of Conyers Trust Company (Cayman) Limited, Cricket Square, Hutchins Drive, PO Box 2681, Grand Cayman KY1-1111, Cayman Islands.

Item 2(c) of the Schedule 13D is hereby amended and restated as follows: Each of Baseball I and Baseball II is principally an investment holding vehicle. The principal business of FountainVest GP is investment management.

Item 2(d) of the Schedule 13D is hereby amended and restated as follows: During the past five years, none of the Reporting Persons nor, to the best knowledge of such persons, any of the persons named in Schedule A, has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

Item 2(e) of the Schedule 13D is hereby amended and restated as follows: During the past five years, none of the Reporting Persons nor, to the best knowledge of such persons, any of the persons named in Schedule A, was a party to a civil proceeding of a judicial or administrative body of competent jurisdiction as a result of which such person was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

Item 2(f) of the Schedule 13D is hereby amended and restated as follows: The information contained in row 6 on each of the cover pages of the Schedule 13D is hereby incorporated by reference in this Item 2(f).

Item 4(a) of the Schedule 13D is hereby amended and supplemented by adding the following: On May 28, 2025, Baseball I entered into an underwriting agreement (the "Underwriting Agreement") with Goldman Sachs & Co. LLC and BofA Securities, Inc. (collectively, the "Underwriters") and the Issuer, pursuant to which the Underwriters agreed to purchase 35,000,000 Ordinary Shares from Baseball I (the "May 2025 Offering"). The May 2025 Offering was closed on May 30, 2025. In connection with the May 2025 Offering, on May 28, 2025, each of Baseball I and Baseball II entered into a lock-up letter agreement (collectively, "May 2025 Lock-up Letters") with the Underwriters. Pursuant to the May 2025 Lock-up Letters, Baseball I and Baseball II, with limited exceptions, may not (and may not cause any of their direct or indirect affiliates to) (i) offer, sell, contract to sell, pledge, grant any option, right or warrant to purchase, purchase any option or contract to sell, lend or otherwise transfer or dispose of any Ordinary Shares, or any options or warrants to purchase any Ordinary Shares, or any securities convertible into, exchangeable for or that represent the right to receive Ordinary Shares (such Ordinary Shares, options, rights, warrants or other securities, collectively, "Lock-Up Securities"), including without limitation any such Lock-Up Securities now owned or hereafter acquired by such lock-up party, (ii) engage in any hedging or other transaction or arrangement (including, without limitation, any short sale or the purchase or sale of, or entry into, any put or call option, or combination thereof, forward, swap or any other derivative transaction or instrument, however described or defined) which is designed to or which reasonably could be expected to lead to or result in a sale, loan, pledge or other disposition (whether by the undersigned or someone other than the undersigned), or transfer of any of the economic consequences of ownership, in whole or in part, directly or indirectly, of any Lock-Up Securities, whether any such transaction or arrangement (or instrument provided for thereunder) would be settled by delivery of the Ordinary Shares or other securities, in cash or otherwise, (iii) make any demand for or exercise any right with respect to the registration of any Lock-Up Securities or (iv) otherwise publicly announce any intention to engage in or cause any action, activity, transaction or arrangement described in clause (i), (ii) or (iii) of this paragraph, in each case without the prior written consent of the Underwriters, for a period of 60 days after the date of final prospectus for the May 2025 Offering. The forgoing description of the Underwriting Agreement and the May 2025 Lock-up Letters contained herein is qualified in its entirety by reference to the Underwriting Agreement and accompanying form of the May 2025 Lock-up Letters, a copy of which is attached hereto as Exhibit 99.5, which is incorporated herein by reference.

Item 5(a) of this Schedule 13D is hereby amended and restated as follows: Calculation of the percentage of Ordinary Shares beneficially owned by Reporting Persons as noted on the cover pages of the Schedule 13D, as amended by this Amendment No. 2, is based on 554,571,446 Ordinary Shares outstanding as of March 31, 2025 as disclosed in the final prospectus filed by the Issuer with the SEC on May 30, 2025.

Item 5(b) of this Schedule 13D is hereby amended and restated as follows: The aggregate number and percentage of the Ordinary Shares beneficially owned by each Reporting Person and, for each Reporting Person, the number of shares as to which there is sole power to vote or to direct the vote, shared power to vote or to direct the vote, sole power to dispose or to direct the disposition, or shared power to dispose or to direct the disposition are set forth on rows 7 through 11 and row 13 of the cover pages of the Schedule 13D, as amended by this Amendment No. 2, and are incorporated herein by reference.

Item 5(c) of this Schedule 13D is hereby amended and restated as follows: Except as disclosed in the Schedule 13D, as amended by this Amendment No. 2, none of the Reporting Persons has, and to the best knowledge of the Reporting Persons, none of persons named in Schedule A to this Schedule 13D has, effected any transaction in Ordinary Shares during the past 60 days.

Item 5(d) of this Schedule 13D is hereby amended and restated as follows: Except as disclosed in the Schedule 13D, as amended by this Amendment No. 2, to the best knowledge of the Reporting Persons, no other person has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Ordinary Shares beneficially owned by any of the Reporting Persons.

Item 6(a) of this Schedule 13D is hereby amended and supplemented by adding the following: The information contained in Item 4(a) of this Amendment No. 2 is hereby incorporated by reference in this Item 6(a).

Item 7 of the Schedule 13D is hereby amended by adding the following: Schedule A Instruction C Persons Information Exhibit 99.5 Underwriting Agreement (including the accompanying form of May 20205 Lock-up Letter)(incorporated by reference to Exhibit 1.1 to the Form 6-K, filed by the Issuer with the SEC on May 30, 2025).